CN103965813A - Flame-retardant adhesive composition - Google Patents

Abstract

The invention provides a flame-retardant adhesive composition. An object of the invention is to provide an adhesive composition for forming an adhesive layer with excellent flame retardance and excellent adhesive property. The flame-retardant adhesive composition provided by the invention is characterized by comprising an acrylic polymer, a metal hydroxide with an average particle size below 10 [mu]m and/or a hydrated metal compound with an average particle size below 10 [mu]m. A 180-degree peeling adhesive force of an adhesive layer formed by removing the above metal hydroxide and the hydrated metal compound from the flame-retardant adhesive composition is set an adhesive force A; a 180-degree peeling adhesive force of an adhesive layer formed by the flame-retardant adhesive composition is set as an adhesive force B; and a ratio of the adhesive force B to the adhesive force A is higher than 0.8, the adhesive layer formed by the flame-retardant adhesive composition has a VTM-0 or VTM-1 flame resistance in a flame-retardant test of a UL94 standard.

Description

Flame retardant resistance binder composition

Technical field

The present invention relates to flame retardant resistance binder composition.

Background technology

In recent years, the miniaturizations gradually such as mobile equipment, household electrical appliances, thereupon, its inner also slimming gradually of adhesive sheet of using.Due to the worry that has the heat accumulated because of device interior to burn, therefore, these adhesive sheets require to have excellent flame retardant resistance (nonflammable character).

At present, as the adhesive sheet with flame retardant resistance, the adhesive sheet (patent documentation 1) of the known fire retardant that contains halogen system, the adhesive sheet (patent documentation 2～4) of fire retardant that contains phosphoric acid system.But the fire retardant of halogen system has problems aspect environmental safety, when the fire retardant of phosphoric acid system has there is the problems such as contact obstacle in electric/electronic device.Therefore, begin one's study and use halogen system, phosphoric acid system fire retardant in addition.

Prior art document

Patent documentation

Patent documentation 1: TOHKEMY 2002-173657 communique

Patent documentation 2: Japanese kokai publication hei 11-1669 communique

Patent documentation 3: Japanese kokai publication hei 11-323268 communique

Patent documentation 4: Japanese kokai publication hei 11-189753 communique

Summary of the invention

The problem that invention will solve

In order to obtain sufficient flame retardant resistance with the fire retardant beyond halogen system, phosphoric acid system, need in binder layer, increase the use level of fire retardant.But while increasing the use level of fire retardant, binding property reduces sometimes.That is, current situation is, also there is no to occur not only to have also excellent tackiness agent of excellent flame retardant resistance but also binding property.

Therefore, the object of the invention is to, a kind of also binder composition of excellent binder layer of excellent in flame retardance and binding property that is used to form is provided.

For the means of dealing with problems

The inventor conducts in-depth research for this reason, found that, while using following flame retardant resistance binder composition, can form the also binder layer of excellence of excellent in flame retardance and binding property, described flame retardant resistance binder composition has been used acrylic acid polymer and little metal hydroxides and/or the little hydrated metal compound of median size of median size, and it can be set in specified range by bounding force, flame retardant resistance, thereby has completed the present invention.

, the invention is characterized in, for containing acrylic acid polymer, and median size is that metal hydroxides and/or median size below 10 μ m is the flame retardant resistance binder composition of the hydrated metal compound below 10 μ m, wherein, (23 ℃ of 180 ° of peel adhesion of the binder layer that the composition obtaining by removing above-mentioned metal hydroxides and above-mentioned hydrated metal compound from above-mentioned flame retardant resistance binder composition is formed, 50%RH, draw speed 300mm/min, the stripping conditions that peel angle is 180 °, relative SUS304 steel plate) be made as bounding force A, by (23 ℃ of 180 ° of peel adhesion of the binder layer being formed by above-mentioned flame retardant resistance binder composition, 50%RH, draw speed 300mm/min, the stripping conditions that peel angle is 180 °, while relative SUS304 steel plate) being made as bounding force B, 180 ° of peel adhesion of the binder layer of 180 ° of peel adhesion of the binder layer that bounding force B/ bounding force A[is formed by above-mentioned flame retardant resistance binder composition/formed by above-mentioned composition] be more than 0.8, the binder layer being formed by above-mentioned flame retardant resistance binder composition has the flame retardant resistance of VTM-0 or VTM-1 in the flame retardant test of UL94 standard.

Preferably, with respect to aforesaid propylene acid based polymer 100 weight parts, median size is that the content that above-mentioned metal hydroxides below 10 μ m and/or median size are the above-mentioned hydrated metal compound below 10 μ m is 40～300 weight parts.

In addition, the invention provides the self adhesive tape with the binder layer being formed by above-mentioned flame retardant resistance binder composition.

The effect of invention

Flame retardant resistance binder composition of the present invention is owing to having above-mentioned formation, thereby can form also excellent binder layer of excellent in flame retardance and binding property.

Embodiment

[flame retardant resistance binder composition]

It is that hydrated metal compound and/or median size below 10 μ m is the metal hydroxides below 10 μ m that flame retardant resistance binder composition of the present invention at least contains acrylic acid polymer and median size.Binder composition of the present invention can also contain dispersion agent as required, fluorine is tensio-active agent, linking agent, tackifying resin, acrylic oligomers, silane coupling agent etc.

(acrylic acid polymer)

As aforesaid propylene acid based polymer, be not particularly limited, preference is as formed the acrylic acid polymer of (formation) by take monomer component that (methyl) alkyl acrylate is principal constituent.Above-mentioned monomer component can also contain polar functionalities monomer, multi-functional monomer etc.

Aforesaid propylene acid based polymer can be used singly or in combination two or more.

It should be noted that, " (methyl) vinylformic acid " refers to " vinylformic acid " and/or " methacrylic acid " (one or both in " vinylformic acid " and " methacrylic acid "), below too.In addition, " alkyl " refers to the alkyl of straight chain shape or a chain in case of no particular description.

In addition, in this specification sheets, polar functionalities monomer refers to the polar functionalities monomer (monomer in molecule with the polar group except carboxyl) except the monomer that contains carboxyl in case of no particular description.

Above-mentioned (methyl) alkyl acrylate as forming aforesaid propylene acid based polymer, is not particularly limited, for example, can list: (methyl) methyl acrylate, (methyl) ethyl propenoate, (methyl) propyl acrylate, (methyl) isopropyl acrylate, (methyl) butyl acrylate, (methyl) isobutyl acrylate, (methyl) sec-butyl acrylate, (methyl) tert-butyl acrylate, (methyl) vinylformic acid pentyl ester, (methyl) vinylformic acid isopentyl ester, (methyl) Ethyl acrylate, (methyl) vinylformic acid heptyl ester, (methyl) Octyl acrylate, (methyl) 2-EHA, (methyl) Isooctyl acrylate monomer, (methyl) vinylformic acid ester in the ninth of the ten Heavenly Stems, (methyl) vinylformic acid ester in the different ninth of the ten Heavenly Stems, (methyl) decyl acrylate, (methyl) isodecyl acrylate, (methyl) vinylformic acid undecyl ester, (methyl) dodecylacrylate, (methyl) tridecyl acrylate, (methyl) vinylformic acid tetradecyl ester, (methyl) vinylformic acid pentadecyl ester, (methyl) aliphatic acrylate, (methyl) vinylformic acid heptadecyl ester, (methyl) vinylformic acid stearyl, (methyl) vinylformic acid nonadecyl ester, (methyl) vinylformic acid eicosyl ester etc. has (methyl) alkyl acrylate of the alkyl of carbonatoms 1～20.Wherein, from the viewpoint of the balance of easy acquisition adhesion characteristic, consider, be preferably (methyl) alkyl acrylate of the alkyl with carbonatoms 2～12, more preferably there is (methyl) alkyl acrylate of the alkyl of carbonatoms 4～9.

Above-mentioned (methyl) alkyl acrylate can be used singly or in combination two or more.

The mixing ratio (content) of above-mentioned (methyl) alkyl acrylate in the monomer component of formation aforesaid propylene acid based polymer is not particularly limited, for example, with respect to the monomer component total amount (100 % by weight) that forms aforesaid propylene acid based polymer, be preferably 60 % by weight above (for example 60～99 % by weight), more preferably 80 % by weight above (for example 80～98 % by weight).

Form that the monomer component of aforesaid propylene acid based polymer is not particularly limited, in the situation that the material of adherend is metal etc., the viewpoint that is difficult for producing corrosion (having erosion resistance) from adherend is considered, does not preferably contain containing carboxylic monomer in fact.Here, " containing carboxylic monomer " is that more than having 1 in 1 molecule, carboxyl (can be the form of acid anhydrides.) monomer, such as listing: (methyl) vinylformic acid, methylene-succinic acid, toxilic acid, fumaric acid, β-crotonic acid, iso-crotonic acid, maleic anhydride, itaconic anhydride etc.

It should be noted that, " do not contain in fact " and refer to except the situation of inevitably sneaking into and do not cooperate with on one's own initiative, specifically refer to, the content containing carboxylic monomer in the monomer component of formation aforesaid propylene acid based polymer is preferably below 0.1 % by weight with respect to monomer component total amount (100 % by weight), more preferably less than 0.05 % by weight, further preferred less than 0.01 % by weight.

While comprising containing carboxylic monomer in the monomer component of formation aforesaid propylene acid based polymer, exist the mobility of flame retardant resistance binder composition of the present invention to reduce (viscosity rising), be difficult to form the situation of binder layer.In addition, in flame retardant resistance binder composition of the present invention, even if add containing carboxylic monomer, be also difficult to obtain the effect that improves bounding force.These reasons are not yet clear and definite, but think due to, contained functional group's (for example hydroxyl) and carboxyl reaction containing carboxylic monomer in metal hydroxides and/or hydrated metal compound, form the state of the combinations such as acrylic acid polymer and metal hydroxides, thereby, the mobility of flame retardant resistance binder composition reduces, and wettability reduces.Also think in addition, owing to being difficult to bring into play the effect of the raising bounding force being brought by the carboxyl containing carboxylic monomer, thereby adhesion characteristic reduces.

For the monomer component of formation aforesaid propylene acid based polymer, from obtaining the viewpoint of appropriate bounding force, consider, can further contain polar functionalities monomer.As above-mentioned polar functionalities monomer, such as listing nitrogen containing monomer, hydroxyl monomer, contain sulfonic group monomer, phosphorous acidic group monomer etc.Wherein, from obtaining the viewpoint of high binding property and confining force, consider, preferably nitrogen containing monomer, hydroxyl monomer.

Above-mentioned polar functionalities monomer can be used singly or in combination two or more.

As above-mentioned hydroxyl monomer, such as listing: (methyl) vinylformic acid 2-hydroxy methacrylate, (methyl) vinylformic acid 3-hydroxy propyl ester, (methyl) vinylformic acid 4-hydroxyl butyl ester (4HBA/4HBM), the own ester of (methyl) vinylformic acid 6-hydroxyl, (methyl) vinylformic acid 8-hydroxyl monooctyl ester, (methyl) vinylformic acid 10-hydroxyl ester in the last of the ten Heavenly stems, (methyl) vinylformic acid 12-hydroxyl lauryl, methacrylic acid (4-methylol cyclohexyl) methyl esters etc.Wherein, good from the viewpoint of the wettability to adherend, preferred (methyl) vinylformic acid 2-hydroxy methacrylate, (methyl) vinylformic acid 4-hydroxyl butyl ester.

As above-mentioned nitrogen containing monomer, such as listing: N-(2-hydroxyethyl) (methyl) acrylamide, N-(2-hydroxypropyl) (methyl) acrylamide, N-(1-hydroxypropyl) (methyl) acrylamide, N-(3-hydroxypropyl) (methyl) acrylamide, N-(2-hydroxyl butyl) (methyl) acrylamide, N-(3-hydroxyl butyl) (methyl) acrylamide, N-(4-hydroxyl butyl) N-hydroxyalkyl (methyl) acrylamide such as (methyl) acrylamide; N-(methyl) ring-type (methyl) acrylamide such as acryloyl morpholine (ACMO/MCMO), N-acryl tetramethyleneimine; (methyl) acrylamide, N-replace (methyl) acrylamide (N-alkyl (methyl) acrylamide such as N-ethyl (methyl) acrylamide, N-normal-butyl (methyl) acrylamide; N, N-dimethyl (methyl) acrylamide, N, N-diethyl (methyl) acrylamide (DEAA/DEMA), N, N-dipropyl (methyl) acrylamide, N, N-di-isopropyl (methyl) acrylamide, N, N-bis-(normal-butyl) (methyl) acrylamide, N, the N such as N-bis-(tertiary butyl) (methyl) acrylamide, N-dialkyl group (methyl) acrylamide) etc. non-annularity (methyl) acrylamide; NVP (NVP), N-vinyl-2-piperidone, N-vinyl-3-morpholone mai, N-vinyl-2-hexanolactam, N-vinyl-1,3-oxazine-2-ketone, N-vinyl-3, the N-vinyl cyclic amides such as 5-morpholine diketone; (methyl) acrylic-amino ethyl ester, (methyl) vinylformic acid N, N-dimethylaminoethyl, (methyl) vinylformic acid N, N-dimethylamino propyl ester etc. has amino monomer; N-N-cyclohexylmaleimide, N-phenylmaleimide etc. have the monomer of maleimide skeleton; The clothing health imide series monomers such as N-methyl clothing health imide, N-ethyl clothing health imide, N-butyl clothing health imide, N-2-ethylhexyl clothing health imide, N-lauryl clothing health imide, N-cyclohexyl clothing health imide etc.Wherein, from pasting the good viewpoint of binding property, bonding reliability at initial stage, consider, preferably NVP, N-hydroxyethyl (methyl) acrylamide, N-(methyl) acryloyl morpholine, N, N-diethyl (methyl) acrylamide.

As above-mentioned containing sulfonic group monomer, such as listing: Phenylsulfonic acid, allyl sulphonic acid, 2-(methyl) acrylamide-2-methyl propane sulfonic, (methyl) acrylamide propanesulfonic acid, (methyl) vinylformic acid sulphur propyl ester, (methyl) acryloxy naphthene sulfonic acid etc.

As above-mentioned phosphorous acidic group monomer, such as listing 2-hydroxyethyl acryl phosphoric acid ester etc.

The mixing ratio of the above-mentioned polar functionalities monomer in the monomer component of formation aforesaid propylene acid based polymer is not particularly limited, for example, with respect to the monomer component total amount (100 % by weight) that forms aforesaid propylene acid based polymer, more than being preferably 0.1 % by weight, more preferably more than 0.5 % by weight, more preferably more than 1 % by weight, more than being further preferably 2 % by weight, again more preferably more than 3 % by weight, more than being particularly preferably 5 % by weight.In addition, the mixing ratio of above-mentioned polar functionalities monomer is not particularly limited, for example, with respect to the monomer component total amount (100 % by weight) that forms aforesaid propylene acid based polymer, be preferably below 40 % by weight, more preferably 30 % by weight following, more preferably 25 % by weight following, be particularly preferably below 20 % by weight.The mixing ratio of the above-mentioned polar functionalities monomer in above-mentioned monomer component is not particularly limited, and for example, the monomer component total amount (100 % by weight) with respect to forming aforesaid propylene acid based polymer, is preferably 0.1～40 % by weight.Above-mentioned mixing ratio deficiency is above-mentioned in limited time lower, and the cohesive force of binder layer reduces, cannot obtain high confining force sometimes.On the other hand, the mixing ratio of polar functionalities monomer surpasses above-mentioned in limited time upper, and become too high, bounding force of the cohesive force of binder layer reduces sometimes.

While containing polyfunctional monomer in the monomer component of formation aforesaid propylene acid based polymer, crosslinking structure can be in acrylic acid polymer, imported, the necessary cohesive force of binder layer can be obtained.

As above-mentioned polyfunctional monomer, be not particularly limited, for example can list: hexylene glycol two (methyl) acrylate, (gathering) ethylene glycol bisthioglycolate (methyl) acrylate, (gathering) propylene glycol two (methyl) acrylate, neopentyl glycol two (methyl) acrylate, tetramethylolmethane two (methyl) acrylate, tetramethylolmethane three (methyl) acrylate, Dipentaerythritol six (methyl) acrylate, trimethylolpropane tris (methyl) acrylate, tetramethylol methane three (methyl) acrylate, (methyl) allyl acrylate, (methyl) vinylformic acid vinyl ester, Vinylstyrene, epoxidation propylene acid esters, polyester acrylate, urethane acrylate, butyleneglycol two (methyl) acrylate etc.

Above-mentioned polyfunctional monomer can be used singly or in combination two or more.

The mixing ratio of the above-mentioned polyfunctional monomer in the monomer component of formation aforesaid propylene acid based polymer is not particularly limited, for example, with respect to the monomer component total amount (100 % by weight) that forms aforesaid propylene acid based polymer, be preferably 2 % by weight following (for example 0.01～2 % by weight), more preferably 0.02～1 % by weight.When above-mentioned mixing ratio surpasses 2 % by weight, the cohesive force of binder layer becomes too high and bounding force reduces sometimes.In addition, during above-mentioned mixing ratio less than 0.01 % by weight, the cohesive force of binder layer reduces sometimes.

In above-mentioned monomer component, can also contain the monomer (other monomer) except above-mentioned (methyl) alkyl acrylate, above-mentioned polar functionalities monomer, above-mentioned polyfunctional monomer.By using above-mentioned other monomer, can control more rightly the various characteristics of tackiness agent, the structure of acrylic acid polymer etc.

As above-mentioned other monomer, be not particularly limited, such as listing: (methyl) glycidyl acrylate, allyl glycidyl ether etc. have the monomer of epoxy group(ing); (methyl) vinylformic acid 2-methoxyl group ethyl ester, (methyl) vinylformic acid 3-methoxyl group propyl ester, (methyl) vinylformic acid methoxyl group glycol ester, (methyl) vinylformic acid methoxyl group polypropylene glycol ester etc. have the monomer of alkoxyl group; Vinyl cyanide, methacrylonitrile etc. have the monomer of cyano group; The styrenic monomers such as vinylbenzene, alpha-methyl styrene; The alpha-olefins such as ethene, propylene, isoprene, divinyl, iso-butylene; Vinylformic acid 2-isocyanato ethyl, methacrylic acid 2-isocyanato ethyl etc. have the monomer of isocyanate group; The vinyl ester such as vinyl-acetic ester, propionate is monomer; The vinyl ether such as vinyl ether are monomer; (methyl) tetrahydrofurfuryl acrylate ester etc. has (methyl) acrylate of heterocycle; Fluorine-containing (methyl) acrylate etc. has the monomer of halogen atom; 3-methacryloxypropyl trimethoxy silane, vinyltrimethoxy silane etc. have the monomer of alkoxysilyl; Silicone (methyl) acrylate etc. has the monomer of siloxane bond; (methyl) alkyl acrylate with more than 21 alkyl of carbonatoms; (methyl) vinylformic acid ring pentyl ester, (methyl) cyclohexyl acrylate, (methyl) vinylformic acid norbornene ester, (methyl) isobornyl acrylate etc. have (methyl) acrylate of ester ring type alkyl; (methyl) phenyl acrylate, (methyl) benzyl acrylate, (methyl) vinylformic acid phenoxy ethyl, (methyl) vinylformic acid phenoxy group binaryglycol ester etc. have (methyl) acrylate of aromatic hydrocarbyl etc.Wherein, from improving the viewpoint of the wettability of flame retardant resistance binder layer, consider preferably there is the monomer (particularly vinylformic acid 2-methoxyl group ethyl ester) of alkoxyl group.

Above-mentioned other monomer can be used singly or in combination two or more.

The mixing ratio of above-mentioned other monomer in the monomer component of formation aforesaid propylene acid based polymer is not particularly limited, for example, monomer component total amount (100 % by weight) with respect to forming aforesaid propylene acid based polymer, is preferably below 30 % by weight, more preferably below 20 % by weight.Wherein, when use has the monomer of alkoxyl group, be not particularly limited, for example, its mixing ratio is with respect to the monomer component total amount (100 % by weight) that forms aforesaid propylene acid based polymer, be preferably 5 % by weight above (for example 5～20 % by weight), more preferably 8 % by weight above (for example 8～15 % by weight).

Aforesaid propylene acid based polymer is prepared such as utilizing known habitual polymerization process to make the partial polymer of above-mentioned monomer component, above-mentioned monomer component (mixture of the partial polymer of above-mentioned monomer component and above-mentioned monomer component etc.) carry out polymerization.As above-mentioned polymerization process, be not particularly limited, such as listing: use utilization heat, the active energy beam of the polymerization starters such as thermal polymerization, Photoepolymerizationinitiater initiater (light trigger) to irradiate the polymerization process (thermal polymerization method, active energy beam polymerization process) that carries out etc.Wherein, from shortening the considerations such as viewpoint of polymerization time, preferably with the photopolymerization that utilizes uviolizing to carry out of Photoepolymerizationinitiater initiater.Above-mentioned polymerization process is not particularly limited, and preferably avoids contacting with oxygen polymerization (for example inferior at nitrogen atmosphere).

As above-mentioned polymerization starter, be not particularly limited, such as listing: benzoin ether is that Photoepolymerizationinitiater initiater, methyl phenyl ketone are that Photoepolymerizationinitiater initiater, α-one alcohol are that Photoepolymerizationinitiater initiater, aromatic sulfonyl are that Photoepolymerizationinitiater initiater, photolytic activity oxime are that Photoepolymerizationinitiater initiater, bitter almond oil camphor are that Photoepolymerizationinitiater initiater, benzil are that Photoepolymerizationinitiater initiater, benzophenone series Photoepolymerizationinitiater initiater, ketal are that Photoepolymerizationinitiater initiater, thioxanthone are the Photoepolymerizationinitiater initiaters such as Photoepolymerizationinitiater initiater, thermal polymerization.

Above-mentioned polymerization starter can be used singly or in combination two or more.

As above-mentioned benzoin ether, it is Photoepolymerizationinitiater initiater, for example can list: benzoin methyl ether, bitter almond oil camphor ethyl ether, bitter almond oil camphor propyl ether, bitter almond oil camphor isopropyl ether, bitter almond oil camphor isobutyl ether, 2,2-dimethoxy-1,2-diphenylethane-1-ketone, phenylmethylether methyl ether etc.As above-mentioned methyl phenyl ketone, be Photoepolymerizationinitiater initiater, for example, can list: 2,2-diethoxy acetophenone, 2,2-dimethoxy-2-phenyl methyl phenyl ketone, 1-hydroxycyclohexylphenylketone, 4-phenoxy group dichloroacetophenone, the 4-(tertiary butyl) dichloroacetophenone etc.As above-mentioned α-one alcohol, be Photoepolymerizationinitiater initiater, such as listing: 2-methyl-2-hydroxypropiophenonepreparation, 1-[4-(2-hydroxyethyl) phenyl]-2-methylpropane-1-ketone etc.As above-mentioned aromatic sulfonyl, be Photoepolymerizationinitiater initiater, such as listing 2-naphthalic sulfonic chloride etc.As above-mentioned photolytic activity oxime, be Photoepolymerizationinitiater initiater, for example, can list 1-phenyl-1,1-propane diketone-2-(O-ethoxy carbonyl)-oxime etc.As above-mentioned bitter almond oil camphor, be Photoepolymerizationinitiater initiater, such as listing bitter almond oil camphor etc.As above-mentioned benzil, be Photoepolymerizationinitiater initiater, such as listing benzil etc.As above-mentioned benzophenone series Photoepolymerizationinitiater initiater, for example, can list: benzophenone, benzoyl phenylformic acid, 3,3 '-dimethyl-4-methoxy benzophenone, polyvinyl benzophenone, Alpha-hydroxy cyclohexyl-phenyl ketone etc.As above-mentioned ketal, be Photoepolymerizationinitiater initiater, such as listing benzil dimethyl ketal etc.As above-mentioned thioxanthone, be Photoepolymerizationinitiater initiater, for example, can list thioxanthone, CTX, 2-methyl thioxanthone, 2,4-dimethyl thioxanthone, isopropyl thioxanthone, 2,4-di-isopropyl thioxanthone, dodecyl thioxanthone etc.

The usage quantity of above-mentioned Photoepolymerizationinitiater initiater (content) is not particularly limited, and for example, the monomer component total amount (100 weight part) with respect to forming aforesaid propylene acid based polymer, is preferably 0.01～5 weight part, more preferably 0.05～3 weight part.

During photopolymerization, the irradiation energy of active energy beam (such as ultraviolet ray etc.), irradiation time etc. are not particularly limited.Can exciting light polymerization starter and the reaction of monomer component occurs.

As above-mentioned thermal polymerization, for example can list: 2, 2 '-Diisopropyl azodicarboxylate, 2, 2 '-azo two-2-methylbutyronitrile, 2, 2 '-azo two (2 Methylpropionic acid) dimethyl ester, 4, 4 '-azo two-4-cyanopentanoic acid, 2,2'-Azobis(2,4-dimethylvaleronitrile), 2, 2 '-azo two (2-amidine propane) dihydrochloride, 2, 2 '-azo two [2-(5-methyl-2-tetrahydroglyoxaline-2-yl) propane] dihydrochloride, 2, 2 '-azo two (2-methyl-prop amidine) dithionate, 2, 2 '-azo, two (N, N '-dimethylene isobutyl amidine) hydrochloride, 2, the azos such as 2 '-azo two [N-(2-carboxy ethyl)-2-methyl-prop amidine] hydrate are polymerization starter, the peroxidation system polymerization starters such as dibenzoyl peroxide, the peroxidation toxilic acid tert-butyl ester, tertbutyl peroxide, hydrogen peroxide, the persulphate such as Potassium Persulphate, ammonium persulphate, the reducto oxydative system polymerization starters such as the combination of the combination of persulphate and sodium bisulfite, superoxide and sodium ascorbate etc.

The usage quantity of above-mentioned thermal polymerization is not particularly limited, and can be selected from the scope that in the past can use as polymerization starter.Utilize the legal polymerization of carrying out of hot polymerization for example, by monomer component, thermal polymerization etc. being dissolved in applicable solvent (toluene, ethyl acetate), under the polymerization temperature of for example 20～100 ℃ (being typically 40～80 ℃) left and right, to heat to carry out.

The second-order transition temperature (Tg) of aforesaid propylene acid based polymer is not particularly limited, and for example, is preferably-10 ℃ following (for example-70 ℃～-10 ℃), more preferably-20 ℃ following (for example-70 ℃～-20 ℃).That is, above-mentioned monomer component preferably be take mode that the Tg of acrylic acid polymer is this scope and is adjusted and form and use level.

Here, the Tg of acrylic acid polymer refers to the Tg of homopolymer and the weight fraction of this monomer (copolymerization composition) based on forming each monomer of monomer component, the value of being obtained by Fox formula.The value of the Tg of homopolymer can be obtained by various known data (" gluing skill Intraoperative Ha Application De Block ッ Network " of daily magazine industry XinWen society etc.).

(metal hydroxides, hydrated metal compound)

As above-mentioned metal hydroxides and above-mentioned hydrated metal compound, be not particularly limited, for example can list: aluminium hydroxide [Al ₂o ₃3H ₂o; Or Al(OH) ₃], boehmite [Al ₂o ₃h ₂o; Or AlOOH], magnesium hydroxide [MgOH ₂o; Or Mg(OH) ₂], calcium hydroxide [CaOH ₂o; Or Ca(OH) ₂], zinc hydroxide [Zn(OH) ₂], silicic acid [H ₄siO ₄; Or H ₂siO ₃; Or H ₂si ₂o ₅], ironic hydroxide [Fe ₂o ₃h ₂o or 2FeO(OH)], copper hydroxide [Cu(OH) ₂], hydrated barta [BaOH ₂o; Or BaO9H ₂o], Zirconium oxide hydrate [ZrOnH ₂o], tin oxide hydrate [SnOH ₂o], alkaline magnesium carbonate [3MgCO ₃mg(OH) ₂3H ₂o], hydrotalcite [6MgOAl ₂o ₃h ₂o], dawsonite [Na ₂cO ₃al ₂o ₃nH ₂o], borax [Na ₂oB ₂o ₅5H ₂o], zinc borate [2ZnO3B ₂o ₅3.5H ₂o] etc.Wherein, from obtaining the viewpoint of excellent flame retardant resistance, consider, preferably aluminium hydroxide, magnesium hydroxide.

Above-mentioned hydrated metal compound and above-mentioned metal hydroxides can be used separately also can be used in combination two or more.

The shape of above-mentioned metal hydroxides and above-mentioned hydrated metal compound is not particularly limited, and can be bulk, needle-like, tabular, stratiform.Bulk comprises for example special-shaped shape of spherical, square shape, broken shape or these shapes.

Known, conventionally, while containing metal hydroxides or hydrated metal compound in binder layer, flame retardant resistance improves.But also known, although along with the ratio of metal hydroxides contained in binder layer and hydrated metal compound increases, flame retardant resistance improves, and compares with the binder layer that does not contain metal hydroxides and hydrated metal compound, and bounding force reduces.On the other hand, when the ratio of contained metal hydroxides and hydrated metal compound is few in binder layer, can not get the effect of flame retardant resistance.That is, recognize, use metal hydroxides or hydrated metal compound, be difficult to take into account flame retardant resistance and binding property.

The discoveries such as the inventor, in the situation that in binder composition, the median size of contained above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound is little (such as situation of 0.1～10 μ m etc.), flame retardant resistance improves, and the reduction of bounding force few (for example, bounding force B/ bounding force A described later be 0.8 with first-class).Wherein, when median size is made as to 10 μ m following (especially 8 μ m are following), the bounding force of the binder layer being formed by flame retardant resistance binder composition of the present invention and the bounding force by remove the binder layer that the composition after metal hydroxides and hydrated metal compound forms from flame retardant resistance binder composition of the present invention almost identical or higher (for example, bounding force B/ bounding force A described later be more than 0.9, more than 1.0, more than 1.2, more than 1.5,1.8 with first-class).; while using median size to be the metal hydroxides of 10 μ m following (especially 8 μ m are following) and/or hydrated metal compound; the binder layer forming with composition by not containing metal hydroxides and hydrated metal compound is compared, and flame retardant resistance and bounding force are more excellent.

The median size of above-mentioned metal hydroxides and above-mentioned hydrated metal compound (averaged particles footpath) is considered from obtaining the viewpoint of the binder layer of flame retardant resistance and binding property excellence, is 10 μ m following (for example 0.1～10 μ m).Wherein, even from adding metal hydroxides and/or hydrated metal compound, bounding force is also difficult for further reducing, and the binder layer forming with binder composition by not containing metal hydroxides and hydrated metal compound is compared, the viewpoint that bounding force is higher is considered, be preferably 10 μ m following (for example 0.1～10 μ m), more preferably 8 μ m following (for example 0.1～8 μ m).

It should be noted that, median size is the value that volume is benchmark of take of utilizing that particle size distribution method in laser scattering method obtains.Particularly, by laser scattering type size-grade distribution system of determination D50 value, obtained.

Median size is that the content (total content) that above-mentioned metal hydroxides below 10 μ m and/or median size are the above-mentioned hydrated metal compound below 10 μ m is not particularly limited, for example, with respect to aforesaid propylene acid based polymer 100 weight parts in flame retardant resistance binder composition of the present invention, more than being preferably 40 weight parts, more preferably more than 45 weight parts, more preferably more than 50 weight parts.In addition, above-mentioned content, with respect to aforesaid propylene acid based polymer 100 weight parts in flame retardant resistance binder composition, is preferably below 300 weight parts, more preferably below 250 weight parts, more preferably below 200 weight parts.Median size be above-mentioned metal hydroxides below 10 μ m and/or median size be the above-mentioned hydrated metal compound below 10 μ m content (total content) for example, with respect to aforesaid propylene acid based polymer 100 weight parts in flame retardant resistance binder composition, be preferably 40～300 weight parts.By making above-mentioned content, be more than 40 weight parts, can obtain flame retardant resistance.By making above-mentioned content, be below 300 weight parts, can obtain binding property.

For above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, more excellent from obtaining flame retardant resistance, and it is almost identical to have the binder layer forming with composition by not containing metal hydroxides and hydrated metal compound, or the viewpoint of the binder layer of higher bounding force is considered, with respect to aforesaid propylene acid based polymer 100 weight parts in flame retardant resistance binder composition of the present invention, preferably contain 40～300 weight parts (preferred 45～250 weight parts, more preferably 50～200 weight parts), median size is that 10 μ m are following (preferably below 8 μ m, more preferably 5 μ m are following) metal hydroxides and/or median size be that 10 μ m are following (preferably below 8 μ m, more preferably 5 μ m are following) hydrated metal compound.

Above-mentioned metal hydroxides and above-mentioned hydrated metal compound can be used in combination of more than two kinds above-mentioned metal hydroxides and/or the above-mentioned hydrated metal compound that median size is different.While being used in combination above-mentioned metal hydroxides that median size of more than two kinds is different and/or above-mentioned hydrated metal compound, for example, it is more than 5 μ m particle and the particle of median size less than 5 μ m that preferably combination is used median size.By being used in combination like this above-mentioned metal hydroxides and/or the above-mentioned hydrated metal compound that median size is different, above-mentioned metal hydroxides and above-mentioned hydrated metal compound can be filled in flame retardant resistance binder composition (binder layer) more closely.In order to obtain such effect, for example, the proportioning (weight ratio) of particles more than median size 5 μ m and the particle of median size less than 5 μ m is preferably 1:10～10:1, more preferably 1:5～5:1,1:2～2:1 more preferably.

It is that metal hydroxides below 10 μ m and/or median size are hydrated metal compound below 10 μ m, are greater than that 10 μ m(are for example greater than 10 μ m and are that 100 μ m be take inferior with median size that above-mentioned metal hydroxides and above-mentioned hydrated metal compound for example can be used in combination median size) metal hydroxides and/or median size is greater than that 10 μ m(are for example greater than 10 μ m and as 100 μ m are with inferior) hydrated metal compound.Be used in combination median size and be metal hydroxides below 10 μ m and/or median size and be hydrated metal compound below 10 μ m, when being greater than the metal hydroxides of 10 μ m and/or median size and being greater than the hydrated metal compound of 10 μ m with median size, binder composition easily obtains finer and closely woven interstitital texture.Have the binder composition of fine and closely woven interstitital texture because mobility raises, reduced viscosity, further improves (bounding force further increases) to the adaptation of adherend sometimes.Therefore, median size is that metal hydroxides below 10 μ m and the median size ratio that is the hydrated metal compound below 10 μ m is with respect to the total amount (100 % by weight) of metal hydroxides and hydrated metal compound contained in flame retardant resistance binder composition of the present invention, be preferably 50 % by weight above (for example 50～100 % by weight), more preferably 70 % by weight above (for example 70～100 % by weight), 90 % by weight above (for example 90～100 % by weight) more preferably.

Median size is that above-mentioned metal hydroxides below 10 μ m and median size are that above-mentioned hydrated metal compound below 10 μ m can be used general commercially available product, for example, as aluminium hydroxide, can commodity in use name " HIGILITE H-32 " (median size 8 μ m) (Showa Denko K. K's manufacture), trade(brand)name " HIGILITE H-42 " (median size 1 μ m) (Showa Denko K. K's manufacture), trade(brand)name " HIGILITE H-43M " (median size 0.8 μ m) (Showa Denko K. K's manufacture), trade(brand)name " B103ST " (median size 8 μ m) (Nippon Light Metal Co., Ltd's manufacture) etc., as magnesium hydroxide, can commodity in use name " KISUMA5A " (median size 1 μ m) (Kyowa Chemical Industry Co., Ltd's manufacture), trade(brand)name " ECOMAG Z-10 " (median size 1.4 μ m) (Tateho Chemical Industries Co., Ltd. manufacture) etc.

(other fire retardant)

In order further to improve flame retardant resistance, flame retardant resistance binder composition of the present invention can not produce the fire retardant (other fire retardant) further containing in dysgenic scope beyond above-mentioned metal hydroxides and above-mentioned hydrated metal compound to binding property.As above-mentioned other fire retardant, such as listing: metal carbonates such as magnesiumcarbonate-calcium, calcium carbonate, barium carbonate, rhombspars; Barium metaborate; Magnesium oxide; Zinc borate; Tin compound; Carbon black; Silicone-based fire retardant etc.

Above-mentioned other fire retardant can be used singly or in combination two or more.

The content of above-mentioned other fire retardant is not particularly limited, for example, aforesaid propylene acid based polymer 100 weight parts with respect in flame retardant resistance binder composition of the present invention, are preferably 100 weight parts following (for example 1～100 weight part), more preferably below 50 weight parts.When the content of above-mentioned other fire retardant surpasses 100 weight part, the binding property of oozing out because of monomer significantly reduces sometimes.

Flame retardant resistance binder composition of the present invention is used in combination above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, during with above-mentioned other fire retardant, its total amount (total content of above-mentioned metal hydroxides, above-mentioned hydrated metal compound and above-mentioned other fire retardant) is not particularly limited, for example, with respect to acrylic acid polymer 100 weight parts in flame retardant resistance binder composition, be preferably 41～400 weight parts, more preferably 50～350 weight parts, more preferably 60～300 weight parts.When above-mentioned total amount is 41～400 weight part, can access high flame retardant resistance.On the other hand, when above-mentioned total amount surpasses 400 weight part, flexible step-down sometimes, bounding force, confining force reduce.In addition, above-mentioned total amount during lower than 41 weight part, can not obtain sufficient flame retardant resistance sometimes.

In addition, be used in combination above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, during with above-mentioned other fire retardant, median size be above-mentioned metal hydroxides below 10 μ m and/or median size be the above-mentioned hydrated metal compound below 10 μ m ratio as long as binding property is not being produced in dysgenic scope and is just being not particularly limited, for example, with respect to above-mentioned metal hydroxides, above-mentioned hydrated metal compound, and the total amount of above-mentioned other fire retardant (100 % by weight), can list 50 % by weight above (or more than 60 % by weight, or more than 70 % by weight).

(dispersion agent)

In order to make above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound that cohesion ground not occur, stably disperse, flame retardant resistance binder composition of the present invention can further contain dispersion agent in the scope that does not damage effect of the present invention.

As above-mentioned dispersion agent, be not particularly limited, for example suitable phosphoric acid ester.As phosphoric acid ester, there are phosphodiester, phosphotriester, or derivatives thereof of phosphate monoester, polyethylene oxide alkyl ethers or the polyoxyethylene alkyl aryl ether of polyoxyethylene allylic alkylation (or alkyl allyl group) ether or polyoxyethylene alkyl aryl ether etc.Wherein, preferably use phosphate monoester, the phosphodiester of polyethylene oxide alkyl ethers or polyoxyethylene alkyl aryl ether.

Above-mentioned dispersion agent can be used singly or in combination two or more.

The content of above-mentioned dispersion agent is not particularly limited, for example, aforesaid propylene acid based polymer 100 weight parts with respect in flame retardant resistance binder composition of the present invention, are preferably 0.01～10 weight part, more preferably 0.05 weight part～5 weight part, more preferably 0.1 weight part～3 weight part.

Above-mentioned dispersion agent can be used general commercially available product, for example can list: trade(brand)name " PLYSURF A212E " (Di-ichi Kogyo Seiyaku Co., Ltd.'s manufacture), trade(brand)name " PLYSURFA210G " (Di-ichi Kogyo Seiyaku Co., Ltd.'s manufacture), trade(brand)name " PLYSURF A212C " (Di-ichi Kogyo Seiyaku Co., Ltd.'s manufacture), trade(brand)name " PLYSURF A215C " (Di-ichi Kogyo Seiyaku Co., Ltd.'s manufacture), trade(brand)name " PHOSPHANOL RE610 " (chemistry society of eastern nation manufactures), trade(brand)name " PHOSPHANOL RS710 " (chemistry society of eastern nation manufactures), trade(brand)name " PHOSPHANOL RS610 " (chemistry society of eastern nation manufactures) etc.

(fluorine is tensio-active agent)

It is tensio-active agent that flame retardant resistance binder composition of the present invention can also further contain fluorine.By using above-mentioned fluorine, be tensio-active agent, sometimes can reduce adaptation, the friction resistance of aforesaid propylene acid based polymer and above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, stress dispersion improves.Therefore the binder layer, being formed by flame retardant resistance binder composition of the present invention can obtain higher binding property sometimes.

As above-mentioned fluorine, be tensio-active agent, be not particularly limited for example, preferably in molecule, there is oxygen C _2-3the fluorine of alkylidene group and fluoro alkyl is tensio-active agent.Wherein, from the dispersed viewpoint of acrylic acid polymer is considered, above-mentioned fluorine is that tensio-active agent is preferably and in molecule, has oxygen C _2-3the nonionic surface active agent of the fluorine system of alkylidene group and fluoro alkyl.

It should be noted that, above-mentioned fluorine is that tensio-active agent can be used singly or in combination two or more.

As above-mentioned fluoro alkyl, be not particularly limited, for example preferred perfluoro hydrocarbyl.Above-mentioned perfluoro hydrocarbyl can be also multivalence more than divalent for 1 valency.In addition, above-mentioned fluoro alkyl can also contain two keys, triple bond, can be linear chain structure, also can have branched structure, ring type structure.The carbonatoms of above-mentioned fluoro alkyl is not particularly limited, for example, be preferably more than 1 or 2 more preferably 3～30, more preferably 4～20.While thering is fluoro alkyl, in the situation that flame retardant resistance binder composition of the present invention comprises bubble, also can obtain the effect that improves bubble Combination and bubble stability.

Above-mentioned fluorine is in surfactant molecule, to import a kind of above-mentioned fluoro alkyl, also can import two or more.

Above-mentioned oxygen C _2-3alkylidene group formula :-R-O-(R is the straight chain shape of carbonatoms 2 or 3 or the alkylidene group of a chain) represent.Above-mentioned oxygen C _2-3alkylidene group is not particularly limited, for example, can list: oxygen ethylidene (CH ₂cH ₂o-), oxygen propylidene [CH ₂cH(CH ₃) O-] etc., above-mentioned oxygen C _2-3alkylidene group can for bonding on the Sauerstoffatom of end have the alcohol of hydrogen atom, the Sauerstoffatom of end and the ether of other alkyl bonding, the form arbitrarily such as the ester that the Sauerstoffatom of end forms by carbonyl and other alkyl bonding.In addition, can also in a part for ring texture, there is the form of this structure for ring type ethers, lactone etc.

Above-mentioned fluorine is in surfactant molecule, to import a kind of above-mentioned oxygen C _2-3alkylidene group, also can import two or more.

Above-mentioned fluorine is that tensio-active agent is not particularly limited, for example, can list: comprise and have oxygen C _2-3the monomer of alkylidene group and there is the monomer component polymerization of monomer of fluoro alkyl and the multipolymer that obtains.Above-mentioned fluorine is that tensio-active agent is while being multipolymer, such as thinking segmented copolymer, graft copolymer etc.

As above-mentioned segmented copolymer, (main chain has oxygen C _2-3the multipolymer of alkylidene group and fluoro alkyl), be not particularly limited, such as listing: polyoxyethylene perfluoroalkyl ethers, polyoxyethylene perfluoroalkyl compound, polyoxytrimethylene perfluoroalkyl ethers, polyoxygenated isopropyl alkene perfluoroalkyl ethers, polyoxyethylene sorbitan perfluoroalkyl compound, polyoxyethylene polyoxypropylene block copolymers perfluoroalkyl compound, polyoxyethylene glycol perfluoroalkyl compound etc.

As above-mentioned graft copolymer, (side chain has oxygen C _2-3the multipolymer of alkylidene group and fluoro alkyl), be not particularly limited, for example can list: at least comprise the monomer component polymerization of the vinyl compound that there is the vinyl compound of polyoxy alkylidene and there is fluoro alkyl and the multipolymer that obtains, particularly preferably acrylic copolymer.As the above-mentioned vinyl compound with polyoxy alkylidene, such as listing: polyoxy alkylidene (methyl) acrylate such as polyoxyethylene (methyl) acrylate, polyoxytrimethylene (methyl) acrylate, polyoxyethylene polyoxytrimethylene (methyl) acrylate.As the above-mentioned vinyl compound with fluoro alkyl, such as listing: (methyl) acrylate that (methyl) perfluoroalkyl acrylate etc. such as (methyl) vinylformic acid perfluor butyl ester, (methyl) vinylformic acid perfluor isobutyl ester, (methyl) vinylformic acid perfluor pentyl ester contain hydrofluoric ether.

Above-mentioned fluorine is tensio-active agent deoxygenation C _2-3beyond alkylidene group and fluoro alkyl, can also, in the dispersed scope not hindering in acrylic acid polymer, in molecule, there are the various functional groups such as ester ring type alkyl, aromatic hydrocarbyl, carboxyl, sulfonic group, cyano group, amide group, amino.For example, above-mentioned fluorine is tensio-active agent while being vinyl based copolymer, as monomer component, can use can with there is the vinyl compound of polyoxy alkylidene and there is the monomer component of the vinyl compound copolymerization of fluoro alkyl.

The monomer of energy copolymerization like this can be used singly or in combination two or more.

As the monomer component of above-mentioned energy copolymerization, for example, (methyl) vinylformic acid C such as suitable use (methyl) vinylformic acid undecyl ester, (methyl) dodecylacrylate _1-20alkyl ester; (methyl) vinylformic acid ring pentyl ester etc. has (methyl) acrylate of ester ring type alkyl; (methyl) phenyl acrylate etc. has (methyl) acrylate of aromatic hydrocarbyl.In addition can also list: toxilic acid, β-crotonic acid etc. are containing carboxylic monomer; Sodium vinyl sulfonates etc. are containing sulfonic group monomer; The aromatic ethenyl compound such as vinylbenzene, Vinyl toluene; The alkene such as ethene, divinyl or dienes; The vinyl ethers such as vinyl alkyl ethers; The amide-containing monomers such as acrylamide; The emulsion stabilities such as (methyl) acryloyl morpholine; (methyl) vinylformic acid methyl glycidyl esters etc. are containing glycidyl monomer; 2-methacryloxyethyl isocyanic ester etc. are containing isocyanate group monomer; The multi-functional co-polymerized monomers (polyfunctional monomer) such as Dipentaerythritol six (methyl) acrylate, Vinylstyrene etc.

Above-mentioned fluorine is that the weight-average molecular weight of tensio-active agent is not particularly limited, for example, not enough 20000(is for example more than 500, less than 20000) time, the effect that reduces adaptation between the sour based polymer of aforesaid propylene and above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, friction resistance is high.For example, and then when the fluorine that is used in combination weight-average molecular weight more than 20000 (20000～100000, preferably 22000～80000, more preferably 24000～60000) is tensio-active agent, the stability of the Combination of bubble, the bubble that mixed uprises.

It as fluorine, is the usage quantity (solids component) of tensio-active agent, be not particularly limited, for example, with respect to whole monomer components 100 weight parts that are used to form aforesaid propylene acid based polymer, can be in preferably 0.01～5 weight part, more preferably 0.02～3 weight part, the further preferably scope of 0.03 weight part～2 weight part selection.During above-mentioned usage quantity less than 0.01 weight part, be sometimes difficult to obtain the stability of bubble, while surpassing 5 weight part, bond properties reduces sometimes.

The stress dispersion that cohesion ground stable existence, flame retardant resistance binder layer does not occur from above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound improves, can expect that higher fusible viewpoint considers, flame retardant resistance binder composition of the present invention can with than the above-mentioned dispersion agent of independent use, above-mentioned fluorine while being tensio-active agent few content be used in combination above-mentioned dispersion agent and above-mentioned fluorine is tensio-active agent.When being used in combination above-mentioned dispersion agent and above-mentioned fluorine and being tensio-active agent, its mixing ratio is not particularly limited, above-mentioned dispersion agent and above-mentioned fluorine are that the ratio (weight ratio) of tensio-active agent is preferably 1:20～20:0.01, more preferably 1:10～10:0.01, more preferably 1:5～5:0.01.

As thering is oxygen C _2-3alkylidene group and fluoro alkyl, and the fluorine of weight-average molecular weight less than 20000 is the concrete example of tensio-active agent, can list: trade(brand)name " フ タ ー ジ ェ Application ト 251 " (NEOSCOMPANY LIMITED manufacture), trade(brand)name " FTX-218 " (NEOS COMPANYLIMITED manufacture), trade(brand)name " megafac F-477 " (manufacture of DIC company), trade(brand)name " megafac F-470 " (manufacture of DIC company), trade(brand)name " surflon S-381 " (AGC SEIMICHEMICAL CO., LTD. manufacture), trade(brand)name " surflon S-383 " (AGC SEIMICHEMICAL CO., LTD. manufacture), trade(brand)name " surflon S-393 " (AGC SEIMICHEMICAL CO., LTD. manufacture), trade(brand)name " surflon KH-20 " (AGC SEIMICHEMICAL CO., LTD. manufacture), trade(brand)name " surflon KH-40 " (AGC SEIMICHEMICAL CO., LTD. manufacture) etc.As thering is oxygen C _2-3alkylidene group and fluoro alkyl and weight-average molecular weight are that more than 20000 fluorine is the concrete example of tensio-active agent, can list: trade(brand)name " F-top EF-352 " (Mitsubishi Materials electronization becomes Co., Ltd. to manufacture), trade(brand)name " F-topEF-801 " (Mitsubishi Materials electronization becomes Co., Ltd. to manufacture), trade(brand)name " unidyne TG-656 " (Daikin Ind Ltd's manufacture) etc.

(linking agent)

From regulating the viewpoint of the cohesive force of flame retardant resistance binder layer to consider, flame retardant resistance binder composition of the present invention can also contain linking agent.Above-mentioned linking agent can be used known habitual linking agent, such as listing: epoxy is that linking agent, isocyanate-based linking agent, silicone-based linking agent, oxazoline are that linking agent, aziridine are that linking agent, silane are linking agent, alkyl etherificate melamine series linking agent, metal complex system linking agent etc.Wherein, preferred isocyanate is that linking agent, epoxy are linking agent.

As above-mentioned isocyanate-based linking agent, such as listing: the adducts of the polyvalent alcohols such as tolylene diisocyanate, hexamethylene diisocyanate, isophorone diisocyanate, xylylene diisocyanate, hydrogenation of benzene dimethylene diisocyanate, diphenylmethanediisocyanate, hydrogenated diphenyl methane diisocyanate, tetramethylxylylene diisocyanate, naphthalene diisocyanate, triphenylmethane triisocyanate, polymethylene polyphenyl isocyanate and these isocyanic ester and TriMethylolPropane(TMP) etc.In addition, can also use in 1 molecule, there is the compound of at least 1 above isocyanate group and 1 above unsaturated link(age), particularly for (methyl) vinylformic acid 2-isocyanato ethyl etc.

As above-mentioned epoxy, it is linking agent, for example can list: the epoxy of dihydroxyphenyl propane, Epicholorohydrin type is resin, ethylidene glycidyl ether, polyoxyethylene glycol diglycidyl ether, glycerine diglycidyl ether, glycerine triglycidyl group ether, 1,6-hexylene glycol glycidyl ether, trimethylolpropane tris glycidyl ether, diglycidylaniline, diamines glycidyl group amine, N, N, N ', N '-four glycidyl group m-xylene diamine and 1, two (N, N '-diamines glycidyl-amino methyl) hexanaphthenes of 3-etc.

The content of above-mentioned linking agent is not particularly limited, for example, aforesaid propylene acid based polymer 100 weight parts with respect in flame retardant resistance binder composition of the present invention, are preferably 0.01～5 weight part, more preferably 0.01～3 weight part, more preferably 0.01～2 weight part.When above-mentioned content surpasses 5 weight part, sometimes can not obtain flexiblely, during less than 0.01 weight part, sometimes can not obtain coherency.

(tackifying resin)

The viewpoint consideration further improving from binding property, flame retardant resistance binder composition of the present invention can further contain tackifying resin.As above-mentioned tackifying resin, be not particularly limited, from when having used ultraviolet polymerization to make monomer component copolymerization obtain acrylic acid polymer, even if be used in combination, be also difficult for occurring the reason that polymerization hinders and consider, preferably use the tackifying resin of hydrogenation type.As the tackifying resin of hydrogenation type, such as listing: be that the tackifying resins such as resin, phenylethylene resin series, rosin series resin, alkyl phenolic resin, xylene resin carry out hydrogenation and the derivative (hydrogenation type petroleum line resin, hydrogenation type terpenic series resin etc.) that obtains to petroleum line resin, terpenic series resin, coumarone indene.Wherein, preferred hydrogenation type petroleum line resin, hydrogenation type terpenic series resin.As hydrogenation type petroleum line resin, can be selected from such as fragrant family, Dicyclopentadiene (DCPD) system, fatty family, aromatic series-Dicyclopentadiene (DCPD) copolymerization syzygy etc.In addition, as hydrogenation type terpenic series resin, can be selected from such as terpene phenolic resin, aromatic series terpine resin etc.

The softening temperature of above-mentioned tackifying resin is not particularly limited, and for example, is preferably 80～200 ℃, more preferably 100～200 ℃.By making the softening temperature of tackifying resin in this scope, cohesive force further improves.

The content of above-mentioned tackifying resin is not particularly limited, and aforesaid propylene acid based polymer 100 weight parts with respect in flame retardant resistance binder composition of the present invention, are preferably 1～50 weight part, more preferably 2～40 weight parts, more preferably 3～30 weight parts.When above-mentioned content surpasses 50 weight part, cohesive force reduces sometimes, during less than 1 weight part, sometimes can not obtain the effect that improves bounding force.

(acrylic oligomers)

The viewpoint consideration further improving from binding property, flame retardant resistance binder composition of the present invention can also contain acrylic oligomers.Aforesaid propylene acid is that oligopolymer is to compare with aforesaid propylene acid based polymer the polymkeric substance that second-order transition temperature (Tg) is higher, weight-average molecular weight is less, and it has advantages of to work and when using ultraviolet polymerization, be difficult for that polymerization occurs as tackifying resin and hinders.

(silane coupling agent)

In flame retardant resistance binder composition of the present invention, from further raising bounding force, resisting power, the viewpoint that further improves the affinity of above-mentioned hydrated metal compound and/or above-mentioned metal hydroxides and aforesaid propylene acid based polymer considers, can also further contain silane coupling agent.

As above-mentioned silane coupling agent, can the known silane coupling agent of suitable use, for example can list: 3-glycidoxypropyltrime,hoxysilane, 3-glycidoxy propyl-triethoxysilicane, 3-glycidoxy propyl group methyldiethoxysilane, 2-(3,4-epoxycyclohexyl) ethyl trimethoxy silane etc. is containing epoxy silane coupling; 3-aminopropyl trimethoxysilane, N-2-(aminoethyl)-3-aminopropyl methyl dimethoxysilane, 3-triethoxysilyl-N-(1,3-dimethyl butyrate fork base) propylamine etc. is containing amino silicane coupling agent; 3-acryloxy propyl trimethoxy silicane, 3-methacryloxypropyl triethoxyl silane etc. are containing (methyl) acrylic silane coupling agent; 3-isocyanato-propyl-triethoxysilicanes etc. contain isocyanato silanes coupling agent etc.

Above-mentioned silane coupling agent can be used alone, but also also mix together two or more.

The content of above-mentioned silane coupling agent is not particularly limited, for example, aforesaid propylene acid based polymer 100 weight parts with respect in flame retardant resistance binder composition of the present invention, are preferably 0.01～10 weight part, more preferably 0.02～5 weight part, more preferably 0.05～2 weight part.By using the above-mentioned silane coupling agent of above-mentioned scope, cohesive force, weather resistance further improve.Above-mentioned when quantity not sufficient 0.01 weight part, contained above-mentioned hydrated metal compound and/or the surface of above-mentioned metal hydroxides in sometimes can not coating flame retardant resistance binder layer, affinity does not improve.

(bubble)

By making flame retardant resistance binder composition of the present invention contain bubble, can form containing alveolate binder layer and (be sometimes referred to as " bubbles flame retardant resistance binder layer " by flame retardant resistance binder composition of the present invention.）。Above-mentioned bubbles flame retardant resistance binder layer can be given binder layer with thickness and resiliency, the concavo-convex performance on landfill adherend surface, is that concavo-convex absorptivity (concavo-convex tracing ability) improves.

(other additive)

In flame retardant resistance binder composition of the present invention, except aforesaid propylene acid based polymer, above-mentioned hydrated metal compound and/or above-mentioned metal hydroxides, above-mentioned dispersion agent, above-mentioned other fire retardant, above-mentioned fluorine are that tensio-active agent, above-mentioned linking agent, above-mentioned tackifying resin, aforesaid propylene acid are oligopolymer and above-mentioned silane coupling agent, can also contain other additive according to the purposes of flame retardant resistance binder composition.As above-mentioned other additive, such as listing softening agent, weighting agent, protective agent, tinting material (pigment, dyestuff etc.) etc.

Flame retardant resistance binder composition of the present invention is such as can, by prepared by the aforesaid propylene acid based polymer as must composition and above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, the mixing such as above-mentioned dispersion agent added as required, being not particularly limited.Particularly, for example, the monomer component of aforesaid propylene acid based polymer will be used to form, above-mentioned polymerization starter (Photoepolymerizationinitiater initiater for example, thermal polymerization etc.), applicable solvent (toluene, ethyl acetate etc.) mixing such as, prepare monomer solution, this monomer solution is carried out to the polyreaction corresponding to the kind of polymerization starter, preparation comprises the polymers soln that makes the acrylic acid polymer that monomer component copolymerization forms, then, in this polymers soln, coordinate above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound, the above-mentioned dispersion agent adding as required etc., preparation has the flame retardant resistance binder composition of the viscosity that is suitable for coating.In addition, while using ultraviolet ray that binder composition is solidified, also can the mixing such as monomer component, Photoepolymerizationinitiater initiater of acrylic acid polymer will be used to form, prepare monomer mixture, this monomer mixture is carried out to uviolizing, the composition (slurry) that preparation comprises the partial polymer that only a part of monomer component is polymerized, then, the above-mentioned dispersion agents that coordinate above-mentioned metal hydroxides and/or above-mentioned hydrated metal compound in this slurry, add as required etc., preparation has the flame retardant resistance binder composition of the viscosity that is suitable for coating.

From the viewpoint of coating excellence, consider, flame retardant resistance binder composition of the present invention preferably has appropriate viscosity.As the viscosity of flame retardant resistance binder composition of the present invention, for example, be preferably 5～50Pas, more preferably 10～40Pas.Above-mentioned viscosity surpasses 50Pas, and when forming flame retardant resistance binder layer, viscosity is too high, and it is difficult that the coating of flame retardant resistance binder composition becomes.

It should be noted that, in this manual, viscosity refers to the BH viscometer that is used as viscometer, at rotor: No.5 rotor, rotating speed: 10rpm, measure temperature: the viscosity that the condition of 30 ℃ is measured.

The viscosity of flame retardant resistance binder composition of the present invention is such as can be by coordinating the method for the various component of polymer such as acrylic rubber, thickening property additive, the method for the monomer component (such as the monomer components such as (methyl) acrylate etc. that are used to form acrylic acid polymer) that is used to form acrylic acid polymer is partially polymerized and forming section polymkeric substance etc. regulate.

[self adhesive tape]

Use flame retardant resistance binder composition of the present invention, can form and there is the binder layer being formed by flame retardant resistance binder composition of the present invention and (be sometimes referred to as " flame retardant resistance binder layer ".) self adhesive tape (be sometimes referred to as " flame retardant resistance self adhesive tape ".）。That is, flame retardant resistance self adhesive tape has at least 1 layer of flame retardant resistance binder layer.Above-mentioned flame retardant resistance self adhesive tape, except having above-mentioned flame retardant resistance binder layer, can also have base material, above-mentioned flame retardant resistance binder layer binder layer, release liner, other layer (such as middle layer, undercoat etc.) in addition.Layer beyond above-mentioned flame retardant resistance binder layer can only arrange 1 layer, also can arrange more than 2 layers.

It should be noted that, in this specification sheets, " self adhesive tape " also comprises the meaning of " adhesive sheet ".That is,, in this specification sheets, self adhesive tape can be for having the self adhesive tape of the form of sheet.

Above-mentioned flame retardant resistance self adhesive tape can be (that is, being above-mentioned flame retardant resistance adhesive layer surface) one side self adhesive tape of adhesive layer surface (bonding plane) for the one side of being only with, and can be also the double-faced adhesive tape of adhesive layer surface (adhesive face) for the two sides of band.Above-mentioned flame retardant resistance self adhesive tape is not particularly limited, and from viewpoints such as the laminatings between article (adherend), considers, be preferably double-faced adhesive tape, more preferably two sides is the double-faced adhesive tape of above-mentioned flame retardant resistance adhesive layer surface.

Above-mentioned flame retardant resistance self adhesive tape can be for having the self adhesive tape (band base material flame retardant resistance self adhesive tape) of base material, also can be for not having the self adhesive tape (without base material flame retardant resistance self adhesive tape) of base material.As above-mentioned flame retardant resistance self adhesive tape, for example can list: (1) only consists of the binder layer that comprises above-mentioned flame retardant resistance binder layer, the flame retardant resistance self adhesive tape (for example only formed by flame retardant resistance binder layer without base material flame retardant resistance self adhesive tape) without base material, (2) have the flame retardant resistance self adhesive tape (band base material flame retardant resistance self adhesive tape) of above-mentioned flame retardant resistance binder layer etc. at least one side side (two sides side or one side side) of base material.Wherein, as above-mentioned flame retardant resistance self adhesive tape, from the easy degree manufactured and the viewpoint of flame retardant resistance, consider, preferably only by flame retardant resistance binder layer, formed without base material flame retardant resistance self adhesive tape.

It should be noted that the release liner (partition) of peeling off when above-mentioned " base material " is not included in the use of flame retardant resistance self adhesive tape.

It should be noted that, above-mentioned flame retardant resistance self adhesive tape is during for band base material flame retardant resistance self adhesive tape, at least one side side of base material, above-mentioned flame retardant resistance binder layer is set.At the opposition side of a side of the above-mentioned flame retardant resistance binder layer of arranging of base material, the binder layer (other binder layer) beyond above-mentioned flame retardant resistance binder layer can be set.

(flame retardant resistance binder layer)

Above-mentioned flame retardant resistance binder layer is the binder layer being formed by flame retardant resistance binder composition of the present invention.Above-mentioned flame retardant resistance binder layer can have any form of individual layer, multilayer.

The thickness of above-mentioned flame retardant resistance binder layer is not particularly limited, and for example, is preferably 10～250 μ m, more preferably 20～200 μ m, more preferably 30～150 μ m.When above-mentioned thickness is less than 10 μ m, sometimes can not obtain sufficient bounding force and confining force.

In addition, when above-mentioned thickness is less than 10 μ m, flame retardant resistance is insufficient sometimes.

180 ° of peel adhesion of above-mentioned flame retardant resistance binder layer (180 ° of peel adhesion) (stripping conditions that 23 ℃, 50%RH, draw speed 300mm/min, peel angle are 180 °, relatively SUS304 steel plate) are not particularly limited, for example, be preferably 3N/20mm above (for example 3～20N/20mm), more preferably for example, more than 4N/20mm (4～20N/20mm), more preferably for example, more than 5N/20mm (5～15N/20mm).Wherein, the thickness of flame retardant resistance binder layer is 120 μ m when above, and preferably above-mentioned 180 ° of peel adhesion are more than 6N/20mm, and the thickness of flame retardant resistance binder layer is 30 μ m when above, and preferred above-mentioned 180 ° of peel adhesion are more than 3N/20mm.

Above-mentioned 180 ° of peel adhesion for example can utilize the method for recording in (evaluation) described later " (1) 180 ° of peel adhesion " to measure.

Above-mentioned flame retardant resistance binder layer, (23 ℃ of 180 ° of peel adhesion of the binder layer being formed by flame retardant resistance binder composition of the present invention (flame retardant resistance binder layer), 50%RH, draw speed 300mm/min, the stripping conditions that peel angle is 180 °, relative SUS304 steel plate) (being sometimes referred to as " bounding force B ") with by remove median size from flame retardant resistance binder composition of the present invention, be that above-mentioned metal hydroxides below 10 μ m and median size are (23 ℃ of 180 ° of peel adhesion of the binder layer that forms of the composition after the above-mentioned hydrated metal compound below 10 μ m, 50%RH, draw speed 300mm/min, the stripping conditions that peel angle is 180 °, relative SUS304 steel plate) ratio of (being sometimes referred to as " bounding force A ") [180 ° of peel adhesion of the binder layer of 180 ° of peel adhesion of the binder layer that bounding force B/ bounding force A(is formed by flame retardant resistance binder composition of the present invention/formed by above-mentioned composition)] is more than 0.8, be preferably more than 0.9, more preferably more than 1.0, more preferably more than 1.2, further be preferably more than 1.5, be particularly preferably more than 1.8.Reason is not yet clear and definite, but by comprise median size be the flame retardant resistance binder layer that forms of flame retardant resistance binder composition of the present invention that above-mentioned metal hydroxides below 10 μ m and/or median size are the above-mentioned hydrated metal compound below 10 μ m and be that the binder layer that above-mentioned composition that above-mentioned metal hydroxides below 10 μ m and median size are the above-mentioned hydrated metal compound below 10 μ m forms is compared by having removed median size, bounding force is higher sometimes.

It is the identical composition of flame retardant resistance binder composition of the present invention of above-mentioned metal hydroxides below 10 μ m and the median size binder layer (flame retardant resistance binder layer) that is composition beyond the above-mentioned hydrated metal compound below 10 μ m when forming the above-mentioned bounding force B of mensuration that the composition of the binder layer while form measuring above-mentioned bounding force A (above-mentioned metal hydroxides and the median size of removing median size be from flame retardant resistance binder composition of the present invention below 10 μ m are the composition after the above-mentioned hydrated metal compound below 10 μ m) is used median size.In addition, the identical binder layer of flame retardant resistance binder layer used thickness when the binder layer while measuring bounding force A and mensuration bounding force B, for example, can be selected from the scope of 10～250 μ m.The mensuration of above-mentioned bounding force A and bounding force B is used the flame retardant resistance binder layer big or small, thickness is identical to measure under the same conditions.

Above-mentioned flame retardant resistance binder layer has the flame retardant resistance of VTM-0 or VTM-1 in the flame retardant test of UL94 standard.Above-mentioned flame retardant resistance for example can be evaluated by the method for recording in " (2) flame retardant resistance " of (evaluation) described later.

(base material)

As above-mentioned base material, be not particularly limited, such as listing: the plastic film being formed by materials such as the acrylic resins such as polyester based resin, polymethylmethacrylate, polycarbonate, cellulose triacetate, polysulfones, polyarylester, polyimide, polyvinyl chloride, polyvinyl acetate, polyethylene, polypropylene, ethylene-propylene copolymer such as polyethylene terephthalates (PET).

The material of above-mentioned plastic film can be a kind, also can combine two or more.

The thickness of above-mentioned base material is not particularly limited, for example, be preferably 1～40 μ m.It should be noted that, above-mentioned base material can have any form of individual layer and multilayer.The thickness of above-mentioned base material is not particularly limited, from the viewpoint of flame retardant resistance, consider, for example, with respect to the thickness (total thickness) of flame retardant resistance self adhesive tape, be preferably 2 one-tenth below.In addition, can be to the suitable embodiment in the surface of above-mentioned base material as known habitual surface treatments such as chemical treatment such as the physical treatments such as Corona discharge Treatment, Cement Composite Treated by Plasma, primary coat processing.

(binder layer beyond flame retardant resistance binder layer)

As the binder layer (other binder layer) beyond above-mentioned flame retardant resistance binder layer, only otherwise damaging effect of the present invention is just not particularly limited, such as listing by carbamate, be that tackiness agent, acrylic adhesive, rubber series tackiness agent, silicone-based adhesive, polyester are that tackiness agent, polyamide-based tackiness agent, epoxy are that tackiness agent, vinyl alkyl ethers are that tackiness agent, fluorine are the known habitual binder layer that the known tackiness agents such as tackiness agent form.

The above-mentioned tackiness agent that is used to form other binder layer can be used singly or in combination two or more.

(release liner)

The adhesive layer surface of above-mentioned flame retardant resistance self adhesive tape (adhesive face) can be protected until while using with release liner.It should be noted that, when above-mentioned flame retardant resistance self adhesive tape is double-faced adhesive tape, each adhesive face can be protected respectively with 2 partitions, also can utilize the partition that 1 two sides is release surface to protect with the form of coiling tubular.Release liner is used as the protecting materials of binder layer, and adhesive tape joining is being stripped from during in adherend.In addition, release liner also works as the supporter of binder layer.It should be noted that, also release liner can be set.

As above-mentioned release liner, can utilize habitual interleaving paper etc., particularly, for example, except there is the base material of the lift-off processing layer being formed by stripping treatment agent at least one surface, can also use the low cementability base material being formed by fluorine based polymer (such as tetrafluoroethylene, polychlorotrifluoroethylene, fluorinated ethylene propylene, polyvinylidene difluoride (PVDF), tetrafluoraoethylene-hexafluoropropylene copolymer, chlorine vinyl fluoridevinylidine fluoride multipolymer etc.), the low cementability base material being formed by non-polar polymer (olefine kind resins such as polyethylene, polypropylene etc.) etc.

As above-mentioned release liner, for example, can suitable use at release liner, by least one side of base material, be formed with the release liner of lift-off processing layer.As such release liner base material, can list: the Plastic base material films (synthetic resin film) such as polyester film (polyethylene terephthalate film etc.), olefine kind resin film (polyethylene film, polypropylene screen etc.), polychloroethylene film, polyimide film, polyamide membrane (nylon membrane), artificial cortina, stationery (good quality paper and paper, kraft paper, glassine paper, synthetic paper, face are coated with paper etc.), and the base material their multiple stratifications being formed by lamination, coextrusion etc. (complex bodys of 2～3 layers) etc.

Stripping treatment agent as forming above-mentioned lift-off processing layer, is not particularly limited, and such as using silicone-based stripping treatment agent, fluorine, is that stripping treatment agent, chain alkyl are stripping treatment agent etc.Stripping treatment agent can be used singly or in combination two or more.It should be noted that, the thickness of release liner, formation method etc. is not particularly limited.

The manufacture method of above-mentioned flame retardant resistance self adhesive tape according to the composition of flame retardant resistance binder composition of the present invention etc. and different, is not particularly limited, and can utilize known formation method, for example, can list following (1)～methods such as (3).

(1) partial polymer of the monomer component that is used to form aforesaid propylene acid based polymer will be comprised, median size is that above-mentioned metal hydroxides and/or the median size below 10 μ m is the above-mentioned hydrated metal compound below 10 μ m, the flame retardant resistance binder composition coating of the present invention (coating) of the above-mentioned dispersion agent adding as required etc. is on base material or partition, form adhesive composition layer, make this adhesive composition layer solidify (for example thermofixation, that utilizes ultraviolet isoreactivity energy-ray to irradiate to carry out solidifies), form flame retardant resistance binder layer, manufacture the method for self adhesive tape.

(2) by aforesaid propylene acid based polymer, median size, be that above-mentioned metal hydroxides below 10 μ m and/or median size are that the above-mentioned hydrated metal compound below 10 μ m, the above-mentioned dispersion agent adding as required etc. are dissolved in binder composition (solution) coating (coating) that solvent obtains on base material or partition, be dried and/or solidify, form flame retardant resistance binder layer, manufacture the method for self adhesive tape.

(3) self adhesive tape of manufacturing in above-mentioned (1) is further carried out to dry method.

As the curing in above-mentioned (1)～(3), from the viewpoint of productivity excellence, consider the method (method of particularly utilizing ultraviolet ray to be cured) of preferably utilizing active energy beam to be cured.It should be noted that, utilize the obstruction that is subject to sometimes airborne oxygen of solidifying that active energy beam carries out, therefore, preferably by being cured such as the partition of fitting, under nitrogen atmosphere etc., block oxygen on binder layer.

Obtain above-mentioned bubbles flame retardant resistance binder layer, can will be coated on the face of regulation by import bubble (forming the gas of bubble) the bubbles flame retardant resistance binder composition being obtained by mixing in flame retardant resistance binder composition of the present invention, then carry out uviolizing, it is solidified, thereby form bubbles flame retardant resistance binder layer.

As the method on the face of regulation by flame retardant resistance binder composition coating of the present invention (coating), can adopt known coating process, be not particularly limited, such as listing: roller coat, roller are licked the coating of coating, intaglio plate, reversion coating, roller brush, spraying, dip roll coating, excellent painting, scraper for coating, airblade coating, curtain coating, lip and be coated with, utilize extrusion coated method that mould painting machine etc. carries out etc.

The thickness of above-mentioned flame retardant resistance self adhesive tape (total thickness) is not particularly limited, and for example, is preferably 10～1000 μ m, more preferably 50～500 μ m, more preferably 100～300 μ m.By making above-mentioned thickness, be more than 10 μ m, easily follow discrepancy in elevation part, discrepancy in elevation absorptivity improves.It should be noted that, the thickness of above-mentioned flame retardant resistance self adhesive tape (total thickness) is the thickness from an adhesive face to another adhesive face, does not comprise the thickness of release liner.

180 ° of peel adhesion of above-mentioned flame retardant resistance self adhesive tape (180 ° of peel adhesion) (stripping conditions that 23 ℃, 50%RH, draw speed 300mm/min, peel angle are 180 °, relatively SUS304 steel plate) are not particularly limited, for example be preferably 3N/20mm above (for example 3～20N/20mm), more preferably for example, more than 4N/20mm (4～20N/20mm), more preferably for example, more than 5N/20mm (5～15N/20mm).When above-mentioned flame retardant resistance self adhesive tape is double-faced adhesive tape, preferably 180 of at least one adhesive face ° of peel adhesion meet above-mentioned scope.

Above-mentioned 180 ° of peel adhesion for example can be measured by the method for recording in " (1) 180 ° of peel adhesion " of (evaluation) described later.

Above-mentioned flame retardant resistance self adhesive tape, (23 ℃ of 180 ° of peel adhesion with the flame retardant resistance self adhesive tape of the flame retardant resistance binder layer being formed by flame retardant resistance binder composition of the present invention, 50%RH, draw speed 300mm/min, the stripping conditions that peel angle is 180 °, relative SUS304 steel plate) be that above-mentioned metal hydroxides below 10 μ m and median size are (23 ℃ of 180 ° of peel adhesion of the self adhesive tape of the binder layer that forms of the composition after the above-mentioned hydrated metal compound below 10 μ m with having by remove median size from flame retardant resistance binder composition of the present invention, 50%RH, draw speed 300mm/min, the stripping conditions that peel angle is 180 °, ratio relative SUS304 steel plate) [there are 180 ° of peel adhesion of the flame retardant resistance self adhesive tape of the flame retardant resistance binder layer being formed by flame retardant resistance binder composition of the present invention/have, 180 ° of peel adhesion of the self adhesive tape of the binder layer being formed by above-mentioned composition)] be for example preferably more than 0.8, more preferably more than 0.9, more preferably more than 1.0, further be preferably more than 1.2, again more preferably more than 1.5, be particularly preferably more than 1.8.Reason is not yet clear and definite, but having by comprising median size is that the flame retardant resistance self adhesive tape of flame retardant resistance binder composition of the present invention that above-mentioned metal hydroxides below 10 μ m and/or median size are the above-mentioned hydrated metal compound below the 10 μ m flame retardant resistance binder layer that forms is that the self adhesive tape of the binder layer that forms of above-mentioned composition that above-mentioned metal hydroxides below 10 μ m and median size are the above-mentioned hydrated metal compound below 10 μ m is compared with having by having removed median size, and bounding force is higher sometimes.When above-mentioned flame retardant resistance self adhesive tape is double-faced adhesive tape, preferably at least one adhesive face meets above-mentioned scope.

It is above-mentioned metal hydroxides below 10 μ m and the median size above-mentioned self adhesive tape while being the bounding force of self adhesive tape of the binder layer that forms of the composition after the above-mentioned hydrated metal compound below 10 μ m that mensuration has by remove median size from flame retardant resistance binder composition of the present invention, and using median size is above-mentioned metal hydroxides below 10 μ m and the median size identical self adhesive tape of self adhesive tape when to be composition beyond the above-mentioned hydrated metal compound below 10 μ m have the bounding force of flame retardant resistance self adhesive tape of flame retardant resistance binder layer with mensuration.In addition, the mensuration of above-mentioned bounding force is used the self adhesive tape big or small, thickness is identical to carry out under the same conditions.

Above-mentioned flame retardant resistance self adhesive tape has the flame retardant resistance of VTM-0 or VTM-1 in the flame retardant test of UL94 standard.Above-mentioned flame retardant resistance for example can be evaluated by the method for recording in " (2) flame retardant resistance " of (evaluation) described later.

The flame retardant resistance of above-mentioned flame retardant resistance self adhesive tape and binding property are excellent, therefore, can be suitable for the purposes such as mobile equipment, family's electrical article, hard disk, LED illumination, lithium ion battery, dull and stereotyped PC, rail truck inner-decoration component, flyer inner-decoration component.

Embodiment

Below, enumerate embodiment and comparative example the present invention is carried out to more specific description.But the present invention is not limited thereto.

(embodiment 1)

Be mixed with 2-EHA 82 weight parts, vinylformic acid 2-methoxyl group ethyl ester 12 weight parts, NVP (NVP) 5 weight parts, in the monomer mixture of hydroxyethyl acrylamide (HEAA) 1 weight part as monomer component, cooperation is as the trade(brand)name " Irgacure651 " (2 of Photoepolymerizationinitiater initiater, 2-dimethoxy-1, 2-diphenylethane-1-ketone, BASF JAPAN manufactures) 0.05 weight part and trade(brand)name " Irgacure184 " (1-hydroxycyclohexylphenylketone, BASF JAPAN manufactures) 0.05 weight part, then irradiation ultraviolet radiation is until viscosity (BH viscometer No.5 rotor, 10rpm, 30 ℃ of mensuration temperature) become about 20Pas, make monomer component a part of polymerization the composition (partial polymer of monomer mixture, slurry).

In above-mentioned slurry 100 weight parts, add dipentaerythritol acrylate (trade(brand)name " KAYARAD DPHA-40H ", Nippon Kayaku K. K manufacture) 0.05 weight part as polyfunctional monomer and as trade(brand)name " PLYSURF A212E " (Di-ichi Kogyo Seiyaku Co., Ltd.'s manufacture) 1 weight part of dispersion agent.And then, as metal hydroxides, interpolation, as trade(brand)name " HIGILITE H-43M " (shape: broken shape, median size: 0.8 μ m, Showa Denko K. K manufacture) 50 weight parts of aluminium-hydroxide powder, obtains binder composition (flame retardant resistance binder composition).It should be noted that, in binder composition, the weight of contained acrylic acid polymer is equivalent to the total amount of above-mentioned slurry and polyfunctional monomer.

2 release liners having implemented the polyethylene terephthalate system of lift-off processing at one side (are coated with above-mentioned binder composition between the lift-off processing face of trade(brand)name " DIAFOIL MRF38 " (manufacture of Mitsubishi Chemical polyester film Co., Ltd.), adhesive composition layer (flame retardant resistance adhesive composition layer) are set.

Then, from the two sides of duplexer, irradiate the about 5mW/cm of illumination ²ultraviolet ray 3 minutes, adhesive composition layer is solidified, form the binder layer (flame retardant resistance binder layer) of thickness 120 μ m, obtain having the duplexer of the formation of release liner/binder layer/release liner.It should be noted that, the second-order transition temperature of acrylic acid polymer is-62.8 ℃.

The release liner of the one side of above-mentioned binder layer is peeled off, be fitted in the two sides of the polyethylene terephthalate film (trade(brand)name " LUMIRROR S-10 ", Dongli Ltd. manufacture) of thickness 12 μ m, obtain thering is release liner/binder layer/self adhesive tape (flame retardant resistance self adhesive tape) of the formation of polyethylene terephthalate film/binder layer/release liner.The total thickness of self adhesive tape (having removed the thickness of release liner) is 252 μ m.

(embodiment 2)

As metal hydroxides, the trade(brand)name that use is aluminium-hydroxide powder " HIGILITE H-32 " (shape: broken shape, median size: 8 μ m, Showa Denko K. K manufacture) 50 weight parts, in addition, obtain similarly to Example 1 duplexer, self adhesive tape (flame retardant resistance self adhesive tape).

(embodiment 3)

As metal hydroxides, the trade(brand)name that use is aluminium-hydroxide powder " HIGILITE H-42 " (shape: broken shape, median size: 1 μ m, Showa Denko K. K manufacture) 100 weight parts, in addition, obtain similarly to Example 1 duplexer, self adhesive tape (flame retardant resistance self adhesive tape).

(embodiment 4)

As metal hydroxides, the trade(brand)name that use is aluminium-hydroxide powder " HIGILITEH-43M " (shape: broken shape, median size: 0.8 μ m, Showa Denko K. K manufacture) 150 weight parts, in addition, obtain similarly to Example 1 duplexer, self adhesive tape (flame retardant resistance self adhesive tape).

(embodiment 5)

As metal hydroxides, the trade(brand)name that use is aluminium-hydroxide powder " HIGILITE H-42 " (shape: broken shape, median size: 1 μ m, Showa Denko K. K manufacture) 250 weight parts, in addition, obtain similarly to Example 1 duplexer, self adhesive tape (flame retardant resistance self adhesive tape).

(comparative example 1)

Use operates similarly to Example 1 and the binder composition that obtains except not adding aluminium-hydroxide powder, obtains duplexer, self adhesive tape.

(comparative example 2)

Use except the trade(brand)name for aluminium-hydroxide powder " HIGILITE H-43M " (shape: broken shape, median size: 0.8 μ m, Showa Denko K. K manufacture) 25 weight parts are operated to the binder composition obtaining similarly to Example 1 as metal hydroxides, obtain duplexer, self adhesive tape.

(comparative example 3)

Use except the trade(brand)name for aluminium-hydroxide powder " HIGILITE H-32 " (shape: broken shape, median size: 8 μ m, Showa Denko K. K manufacture) 25 weight parts are operated to the binder composition obtaining similarly to Example 1 as metal hydroxides, obtain duplexer, self adhesive tape.

(comparative example 4)

Use except the trade(brand)name for aluminium-hydroxide powder " HIGILITE H-42 " (shape: broken shape, median size: 1 μ m, Showa Denko K. K manufacture) 35 weight parts are operated to the binder composition obtaining similarly to Example 1 as metal hydroxides, obtain duplexer, self adhesive tape.

(comparative example 5)

Use except the trade(brand)name for aluminium-hydroxide powder " HIGILITE H-21 " (shape: broken shape, median size: 26 μ m, Showa Denko K. K manufacture) 150 weight parts are operated to the binder composition obtaining similarly to Example 1 as metal hydroxides, obtain duplexer, self adhesive tape.

(comparative example 6)

Use except the trade(brand)name for aluminium-hydroxide powder " HIGILITE H-21 " (shape: broken shape, median size: 26 μ m, Showa Denko K. K manufacture) 300 weight parts are operated to the binder composition obtaining similarly to Example 1 as metal hydroxides, obtain duplexer, self adhesive tape.

(comparative example 7)

As metal hydroxides, the trade(brand)name that use is aluminium-hydroxide powder " HIGILITE H-21 " (shape: broken shape, median size: 26 μ m, Showa Denko K. K manufacture) 300 weight parts, the thickness that makes binder layer (flame retardant resistance binder layer) is 101 μ m, as base material, the polyethylene terephthalate film of used thickness 50 μ m (trade(brand)name " LUMIRROR S-10 ", Dongli Ltd. manufacture), in addition, obtain similarly to Example 1 duplexer, self adhesive tape.

(embodiment 6)

As metal hydroxides, be used in combination trade(brand)name " HIGILITEH-42 " for aluminium-hydroxide powder (shape: broken shape, median size: 1 μ m, Showa Denko K. K manufacture) 35 weight parts and be the trade(brand)name of aluminium-hydroxide powder " HIGILITE H-10 " (shape: broken shape, median size: 55 μ m, Showa Denko K. K's manufacture) 15 weight parts, in addition, obtain similarly to Example 1 duplexer, self adhesive tape (flame retardant resistance self adhesive tape).

It should be noted that, median size is that the ratio of the aluminium-hydroxide powder below 10 μ m is 70 % by weight with respect to aluminium-hydroxide powder total amount.

(embodiment 7)

As metal hydroxides, be used in combination trade(brand)name " HIGILITEH-42 " for aluminium-hydroxide powder (shape: broken shape, median size: 1 μ m, Showa Denko K. K manufacture) 45 weight parts and be the trade(brand)name of aluminium-hydroxide powder " HIGILITE H-10 " (shape: broken shape, median size: 55 μ m, Showa Denko K. K's manufacture) 5 weight parts, in addition, obtain similarly to Example 1 duplexer, self adhesive tape (flame retardant resistance self adhesive tape).

It should be noted that, median size is that the ratio of the aluminium-hydroxide powder below 10 μ m is 90 % by weight with respect to aluminium-hydroxide powder total amount.

(evaluation)

To the duplexer obtaining in embodiment and comparative example, self adhesive tape, carry out following mensuration or evaluation.And the results are shown in table 1.

(1) 180 ° of peel adhesion

The self adhesive tape obtaining from above-described embodiment and comparative example is peeled off a release liner, at adhesive face (with mensuration face in opposing face), paste self adhesive tape lining for (trade(brand)name " No.31B ", Nitto Denko Corp's manufacture) of total thickness 53 μ m that (lining) has the PET film base material of thickness 25 μ m, cut the strap (strap of 150mm * 20mm * 305 μ m) of long 150mm, wide 20mm, thick (having removed the self adhesive tape of release liner and the total thickness that lining is used self adhesive tape) 305 μ m, make the strap of strip.

Then, from the strap of above-mentioned strip, peel off another release liner, by under 23 ℃, 50%RH atmosphere, make 2kg roller reciprocal 1 time and another adhesive face (mensuration face) is crimped on SUS304 steel plate, make working sample.

Said determination sample is placed after 30 minutes in 23 ℃, the atmosphere of 50%RH, use tensile testing machine (trade(brand)name " TCM-1kNB ", Minebea Co., Ltd. manufacture) carry out 180 ° of stripping tests, measure to 180 of SUS304 steel plate ° of peel adhesion (180 ° of peel adhesion) (N/20mm).Be determined under 23 ℃, the atmosphere of 50%RH and carry out with the condition of 180 ° of peel angle, draw speed 300mm/ minute (mm/min).

(2) flame retardant resistance

Based on flame retardant test standard UL94, carry out following flame retardant test.

The duplexer obtaining in above-described embodiment and comparative example is cut into the size of long 200mm, wide 50mm, peels off the release liner on two sides, obtain 5 test films that only formed by the binder layer of thickness 120 μ m.By one end vertical hanging of above-mentioned test film.Then, use burner to make the other end contact flame 3 seconds, confirm temporarily away from after flame, again contact the state of the test film of flame after 3 seconds, evaluate flame retardant resistance, the average evaluation that meets following benchmark X be " VTM-0 ", the average evaluation of the benchmark Y below meeting is " VTM-1 ", by not meeting in the situation of benchmark X and benchmark Y, is evaluated as " bad ".

Benchmark X: following (1)～(5) all meet.

(1) (contacting combustion time after initial flame and the summation that contacts the combustion time after the flame of the 2nd time) is in 10 seconds the flaming combustion time of each test film.

The total time of the flaming combustion time of (2) 5 test films is in 50 seconds.

The flaming combustion time of each test film after (3) the 2nd contact flames and the summation of flameless combustion time are in 30 seconds.

In (4) 5 test films, do not have from test film, to fall the test film that the cotton below being configured in catches fire because of burning dropping.

(5) all test films hang down (hanging げ under り) partly (upper end portion) all do not have burning.

Benchmark Y: following (1 ')～(5 ') all meet.

The flaming combustion time of (1 ') each test film, (contacting combustion time and the summation that contacts the 2nd combustion time after flame after initial flame) was in 30 seconds.

The total time of the flaming combustion time of (2 ') 5 test films is in 250 seconds.

The flaming combustion time of each test film after (3 ') the 2nd contact flame and the summation of flameless combustion time are in 60 seconds.

In (4 ') 5 test films, do not have from test film, to fall the test film that the cotton below being configured in catches fire because of burning dropping.

(5 ') all test films part (upper end portion) that hangs down all not have to burn.

[table 1]

Claims (3)

1. a flame retardant resistance binder composition, is characterized in that, comprises acrylic acid polymer, and the metal hydroxides and/or the median size that also contain median size and be below 10 μ m are the hydrated metal compound below 10 μ m,

Wherein, 180 ° of peel adhesion by remove the binder layer that the composition after described metal hydroxides and described hydrated metal compound forms from described flame retardant resistance binder composition are being made as to bounding force A, when 180 ° of peel adhesion of the binder layer being formed by described flame retardant resistance binder composition are made as to bounding force B

Bounding force B/ bounding force A, 180 ° of peel adhesion of the binder layer of 180 ° of peel adhesion of the binder layer being formed by described flame retardant resistance binder composition/formed by described composition, are more than 0.8,

Described bounding force A is under the stripping conditions of 180 ° of 23 ℃, 50%RH, draw speed 300mm/min, peel angle, SUS304 steel plate is measured relatively, described bounding force B is under the stripping conditions of 180 ° of 23 ℃, 50%RH, draw speed 300mm/min, peel angle, SUS304 steel plate is measured relatively

The binder layer being formed by described flame retardant resistance binder composition has the flame retardant resistance of VTM-0 or VTM-1 in the flame retardant test of UL94 standard.

2. flame retardant resistance binder composition according to claim 1, wherein, median size is that the content that described metal hydroxides below 10 μ m and/or median size are the described hydrated metal compound below 10 μ m is 40～300 weight parts with respect to described acrylic acid polymer 100 weight parts.

3. a self adhesive tape, it has the binder layer being formed by the flame retardant resistance binder composition described in claim 1 or 2.