WO2004056889A1 - ポリクロロプレンラテックス、製造方法、及び水系接着剤組成物 - Google Patents
ポリクロロプレンラテックス、製造方法、及び水系接着剤組成物 Download PDFInfo
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- WO2004056889A1 WO2004056889A1 PCT/JP2003/016384 JP0316384W WO2004056889A1 WO 2004056889 A1 WO2004056889 A1 WO 2004056889A1 JP 0316384 W JP0316384 W JP 0316384W WO 2004056889 A1 WO2004056889 A1 WO 2004056889A1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F236/14—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated containing elements other than carbon and hydrogen
- C08F236/16—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated containing elements other than carbon and hydrogen containing halogen
- C08F236/18—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated containing elements other than carbon and hydrogen containing halogen containing chlorine
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
- C09J111/02—Latex
Definitions
- the present invention relates to a polychloroprene latex effective as an adhesive, a method for producing the same, and an aqueous adhesive composition using the same. More specifically, polychloroprene latex, which is excellent as an aqueous contact type adhesive and a two-part type aqueous adhesive, and has excellent adhesive properties such as initial adhesive strength, normal adhesive strength, and adhesive water resistance, and a method for producing the same.
- the present invention relates to a water-based adhesive composition using the same. Background art
- solvent-based adhesives based on polychlorinated polypropylene have been mainly used.
- problems such as hygiene, fire hazard, and environmental pollution due to organic solvents, and the demand for solvent removal is increasing.
- the polychrome mouth latex adhesive is applied to both adherends to be bonded, and after drying these adhesive layers, they are bonded to each other, so that a high adhesive strength is exhibited immediately after the bonding. Because of these characteristics, it is expected to be used as a water-based contact type adhesive, but its adhesive performance such as initial adhesive strength and water resistance is inferior to that of a solvent type adhesive, and this improvement has been an issue.
- techniques for emulsion polymerization of chloroprene include a production method using a metal salt of disproportionated abietic acid or an alkylsulfonate compound as a main emulsifier, and a nonionic emulsifier such as nonylphenol as a secondary component.
- a metal salt of disproportionated abietic acid or an alkylsulfonate compound as a main emulsifier
- a nonionic emulsifier such as nonylphenol
- a method for producing a polychloroprene latex adhesive which polymerizes chloroprene in the presence of an unsaturated carboxylic acid, polyvinyl alcohol, and a chain transfer agent. (See, for example, JP-A-06-287360). Disclosure of the invention
- the present invention solves such problems of the prior art, and is excellent in initial adhesive strength, normal adhesive strength, water resistance, and mechanical stability and storage stability. And a method for producing the same, and an aqueous adhesive composition using the same.
- the present inventors have conducted intensive studies in order to solve the above-mentioned problems, and as a result, have determined that chloroprene or a monomer copolymerizable with chloroprene and chloroprene is a specific amount of a specific nonionic emulsifier.
- the present inventors have found that an aqueous adhesive composition containing polychlorinated pre-latex emulsion-polymerized in the presence of a specific amount of an anion-based emulsifier has excellent adhesive properties, and completed the present invention.
- the present invention has the following features.
- a nonionic polymer having the formula (1) per 100 parts by mass of all monomers which is a homopolymer of black-mouthed plain or a copolymer of black-mouthed plain and a monomer copolymerizable with black-mouthed plain.
- Polychrome mouth prene latex which is a homopolymer of black-mouthed plain or a copolymer of black-mouthed plain and a monomer copolymerizable with black-mouthed plain.
- R a substituent containing at least one benzene ring and / or naphthalene ring
- n l to 200,: hydrogen or an alkyl group having 1 to 5 carbon atoms.
- R is a substituent containing at least one benzene ring and Z or naphthalene ring, n is 1 to 200, R 1 is hydrogen or an alkyl group having 1 to 5 carbon atoms, and M is a monovalent cation.
- nonionic emulsifier having the formula (1) comprises a nonionic emulsifier having an HLB value of 9 or more and less than 16 and a nonionic emulsifier having an HLB value of 16 or more and having no aromatic ring.
- An aqueous adhesive composition obtained by adding a tackifier resin to the polychloroprene latex described in any one of 1 to 8 above.
- a water-based adhesive composition obtained by adding a tackifier resin and a metal oxide to the polychloroprene latex described in any one of the above 1 to 8.
- a two-part water-based adhesive composition in which a main component comprising the polyclonal prene latex described in any one of the above 1 to 8 as a main component and a curing agent are combined.
- a method for producing a polychloroprene latex is excellent in initial adhesive strength and water resistance, and are used for bonding wood such as plywood and paper materials. It is particularly suitable for bonding fabrics, cloths, jerseys, leather products, shoe parts, synthetic resins, foamed resin sheets, steel plates, cement substrates and the like.
- an ethylenically unsaturated carboxylic acid is used as a monomer that can be copolymerized with chloroprene contained in the copolymer.
- the ethylenically unsaturated carboxylic acid include acrylic acid, methacrylic acid, crotonic acid, fumaric acid, maleic acid, citraconic acid, and the like. If necessary, two or more kinds may be used. Among them, it is preferable to use acrylic acid and methacrylic acid, and particularly preferable to use methacrylic acid.
- the content of the ethylenically unsaturated carboxylic acid in the black-mouthed-prene copolymer is preferably 0.3 to 10 parts by mass, more preferably 1 to 5 parts by mass per 100 parts by mass of the copolymer. is there. If the content of the ethylenically unsaturated carboxylic acid exceeds 10 parts by mass, the water resistance of the aqueous adhesive composition becomes poor, and if it is less than 0.3 parts by mass, the mechanical stability of the latex deteriorates. I do.
- Examples of the monomer copolymerizable with the chloroprene of the present invention include acrylic acid esters, methacrylic acid esters, and 2,3-dichloromethane, in addition to the above ethylenically unsaturated sulfonic acid. , 3-butadiene, 1-chloro-1,3-butadiene, butadiene, isoprene, styrene, acrylonitrile, etc., and if necessary, two or more types can be used.
- the nonionic emulsifier in the present invention has the formula (1). RO- (CH 2 — CH ⁇ ) n -H (1)
- substituent R include, for example, the following structures (I) to (XIII). Further, these groups may be two or more kinds.
- R 2 is hydrogen or alkyl S having 1 to 6 carbon atoms.
- Hydrogen or an alkyl group having 1 to 6 carbon atoms Hydrogen or an alkyl group having 1 to 6 carbon atoms.
- R 2 and R 3 are hydrogen or an alkyl group having 1 to 6 carbon atoms.
- R 2 and R 3 are hydrogen or an alkyl group having 1 to 6 carbon atoms
- R 5 is an alkyl group or a hydroxyl group having 1 to 6 carbon atoms.
- R 2 and R 3 are hydrogen or an alkyl group having 1 to 6 carbon atoms
- R 5 is an alkyl group or a hydroxyl group having 1 to 6 carbon atoms.
- R 2 and R 3 are hydrogen or an alkyl group having 1 to 6 carbon atoms
- R 2 and R are hydrogen or an alkyl group having 1 to 6 carbon atoms
- CH Hydrogen or an alkyl group having 1 to 6 carbon atoms.
- R 2 is hydrogen or an alkyl group having 1 to 6 carbon atoms
- R 5 is an alkyl group or a hydroxyl group having 1 to 6 carbon atoms.
- nonionic emulsifier having the above formula (1) examples include, for example, polyoxyethylene styryl phenyl ether, polyoxyethylene distyryl ether, polyoxyethylene styryl ether, polyoxyethylene styryl cresylate, Polyoxyethylene distyryl cresyl ether, polyoxyethylene distyryl cresyl ether, polyoxyethylene styryl hydroxyphenyl ether, polyoxyethylene distyryl hydroxyphenyl ether, polyoxyethylene tristyryl hydroxyphenyl ether, polyoxy Examples include ethylene naphthyl ether, polyoxyethylene hydroxysinaphthyl ether, and polyoxyethylene cresyl naphthyl ether.
- At least one styrene structure such as polyoxyethylene styryl phenyl ether, polyoxyethylene distyryl ether or polyoxyethylene tristyryl ether. These may be used as a mixture.
- the amount of the nonionic emulsifier represented by the formula (1) of the present invention may be determined based on the total amount of the chloroprene monomer or all monomers including the chloroprene monomer and the monomer copolymerizable with chloroprene 0.5 to 15 parts by mass with respect to 100 parts by mass. More preferably, it is 1 to 7 parts by mass. If the amount is less than 0.5 part by mass, the polymerization of polyclonal prene latex becomes difficult. If the amount exceeds 15 parts by mass, the water resistance of the aqueous adhesive composition becomes poor.
- the HLB value of the nonionic emulsifier of the formula (1) used in the present invention is preferably 9 or more, and particularly preferably in the range of 12 or more and 19 or less. Outside this range, stable polymerization of the chloroprene monomer becomes difficult.
- the above HLB value of the nonionic emulsifier is an index indicating hydrophilicity / hydrophobic balance devised by Mr. Griffin of ICI, USA, and is a numerical value of 1 to 20 calculated according to the following formula. The higher the HLB value, the higher the hydrophilicity, and the lower the HLB value, the higher the lipophilicity.
- the nonionic emulsifier having the formula (1) preferably has an HLB value of 2 units or more, particularly preferably Preferably, a plurality of nonionic emulsifiers differing by 2.5 to 5 units are used. Among them, a nonionic emulsifier having an HLB value of 9 or more and less than 16 and preferably 11 to 15.5 (hereinafter referred to as nonionic emulsifier A) has an aromatic ring having an HLB value of 16 or more, preferably 17 or more.
- nonionic emulsifier B a nonionic emulsifier that does not have the same (hereinafter referred to as nonionic emulsifier B).
- the nonionic emulsifier B is used for further stabilizing the polymerization behavior of the polychloroprene latex.
- the nonionic emulsifier B has a structure having no aromatic ring, and is, for example, a polyoxyethylene derivative such as polyoxyalkylene alkyl ether, polyoxyalkylene alkyl aryl ether, polyoxyalkylene sorbitan ether, polyoxyethylene castor oil ether, or sorbitan monoether.
- Sorbitan fatty acid esters such as stearate, sorbitan monolaurate, and sorbitan monopalmitate; glycerol — fatty acid esters of glycerol such as lumonostearate and glycerol monooleate; and aliphatic alkanolamines. More than one kind can be selected and used.
- the amount of the nonionic emulsifier A to be used in the present invention must be 1 to 10 parts by mass, preferably 2 to 7 parts by mass, based on 100 parts by mass of the total monomers. If the amount is less than 1 part by mass, the mechanical stability of the polychloroprene latex is insufficient, and if it exceeds 10 parts by mass, the water-based adhesive composition has poor adhesion water resistance.
- the addition amount of the nonionic emulsifier B of the present invention is required to be 0.1 to 2 parts by mass, preferably 0.2 to 1.5 parts by mass with respect to 100 parts by mass of all monomers. It is. If the amount is less than 0.1 part by mass, the mechanical stability of the polychlorinated propylene latex is insufficient. If the amount exceeds 2 parts by mass, the water-based adhesive composition has poor adhesive water resistance.
- the anion emulsifier used in the present invention has the following formula (2).
- R a substituent containing at least one benzene ring and Z or naphthalene ring
- n l to 200
- M -valent cation It is.
- substituent R examples include, for example, the structures (I) to (XIII) described above. These groups may be those in which two or more types are used.
- substituent M examples include alkali metal ions such as lithium, sodium, potassium, and cesium, and various amine groups such as ammonia, trimethylamine, getylamine, and triethanolamine.
- the amount of the anion-based emulsifier used is 0.05 to 2 parts by mass, preferably 0.1 to 2 parts by mass, particularly preferably 0.2 to 1.2 parts by mass, based on 100 parts by mass of all monomers. Use 5 parts by weight. If the amount is less than 0.05 part by mass, the mechanical stability of the polyclonal prene latex is insufficient, and if it exceeds 2 parts by mass, the water-based adhesive composition has poor adhesive water resistance.
- a metal salt of an aromatic sulfonic acid formalin condensate is used, and in particular, lithium, sodium, potassium, cesium salts and the like of (3) -naphthalenesulfonic acid formalin condensate are exemplified. Preferred among them are the sodium and potassium salts.
- the metal salt of the aromatic sulfonic acid formalin condensate is used for the purpose of improving the storage stability of polyclonal prelenlatex.
- the amount is preferably 0.05 to 1 part by mass, more preferably 0 to 1 part by mass, per 100 parts by mass of all monomers. 0.05 to 0.5 part by mass, most preferably 0.08 to 0.4 part by mass. If the amount used is less than 0.05 parts by mass, the effect of improving the storage stability of the polychlorinated propylene latex is small. If the amount exceeds 0.5 parts by mass, the mechanical stability of the polychloroprene latex becomes poor.
- Examples of the catalyst used for the homopolymerization or copolymerization of chloroprene in the present invention include inorganic peroxides such as potassium persulfate, ketone peroxides, peroxides, hydroperoxides, and the like. Organic peroxides such as dialkyl peroxides and diacyl peroxides can be exemplified.
- Use of potassium persulfate as a catalyst performs stable polymerization Preferred above. Further, potassium persulfate is preferably used in an aqueous solution of 0.1 to 5% by mass.
- sodium sulfite, potassium sulfite, iron (II) oxide, anthraquinone j8 sodium sulfonate, formamidinesulfonic acid, L- Ascorbic acid and the like can be added.
- the content ratio of the toluene-insoluble gel component in the polychloroprene latex is not particularly limited and can be arbitrarily changed according to the required characteristics.
- the gel content is preferably suppressed to 60% by mass or less, particularly preferably 50% by mass or less.
- the gel content is preferably set to 20% by mass or more.
- the control of the gel content of the polychloroprene latex of the present invention can be arbitrarily performed by controlling (1) the use and amount of the chain transfer agent, (2) the polymerization temperature and (3) the control of the polymerization rate. Can be.
- the chain transfer agent is not particularly limited, as long as it is generally used for the production of a black polymer.
- a long-chain alkyl mercaptan such as n-dodecyl mercaptan or tert-dodecyl mercaptan is used.
- dialkylxanthogen disulfides such as diisopropylxanthogen disulfide-diethylxanthogen disulfide, and known chain transfer agents such as chloroform.
- the polymerization temperature is preferably in the range of 0 to 55 T) for controlling the polymerization. In order to carry out the polymerization reaction smoothly and safely, the polymerization temperature is preferably from 10 to 45 ° C.
- the final polymerization rate is preferably at least 60% by mass, more preferably at least 90% by mass.
- the solid content concentration in the polychloroprene latex is preferably in the range of 40 to 65% by mass, and more preferably in the range of 45 to 60% by mass.
- a higher solids content results in a faster drying rate and a latex with better initial adhesion.
- the concentration of the solid content can be adjusted by the ratio of the monomer and water at the time of polymerization, but it is also possible to adjust the concentration after condensing. Examples of the concentration method include, but are not particularly limited to, concentration under reduced pressure.
- the polychloroprene latex in the present invention includes diethanolamine, triethanolamine and the like.
- Basic substances such as luminin, sodium carbonate, potassium carbonate, trisodium phosphate, disodium hydrogen phosphate, 3 potassium phosphate, 2 potassium hydrogen phosphate, 3 potassium citrate, 2 potassium hydrogen citrate, sodium acetate
- the pH can be freely adjusted by adding a weak acid salt such as potassium acetate, sodium tetraborate and the like.
- the method for adding the pH adjuster in the present invention is not particularly limited, and the pH adjuster powder can be directly added or diluted with water at an arbitrary ratio and added. There is no particular limitation on the time when the pH adjuster is added, and it can be added before the start of polymerization or after the end of polymerization.
- a nonionic emulsifier such as an anionic emulsifier, a polyoxyalkylene alkyl ether or a 1: 2 mol type aliphatic alkanolamide, and a dispersing aid such as Bhopal can be added to the polychloroprene latex in the present invention.
- the timing of addition is not particularly limited, and the addition can be made before, during, or after the start of polymerization.
- thiodiphenylamine getylhydroxylamine, hydroquinone, p-t-butylcatechol, 1 , 3,5-trihydroxybenzene, quinone methyl ether at the hydrid, 2,6-di-tert-butyl-4-methyl phenol, 2,2-methylenebis (6-1-t-4-methylphenol), 4,4-butylene bis (6- t-butyl-3-methylphenyl), ethylenebis (oxyethylene) bis [3- (5_t-butyl-4-hydroxym-tolyl) propionate], octadecyl-3- (3,5-di-t-butyl)
- a polymerization inhibitor such as [5-di-tert-butyl-4-hydroxyphenyl) propionate] can be added.
- Examples of the tackifying resin contained in the aqueous adhesive composition containing the polychloroprene latex of the present invention include a rosin acid ester resin, a terpene phenol resin, a coumarone-indene resin, an aliphatic hydrocarbon resin, and an aromatic resin. Can be mentioned. In particular, an emulsion of a terpene phenol resin or a rosin acid ester resin is preferable from the viewpoint of expressing the initial adhesive strength and water resistance of the aqueous adhesive composition.
- the content of the tackifier resin (in terms of solid content) in the water-based adhesive composition is preferably from 100 to 100 parts by mass, and more preferably from 20 to 7 parts by mass, based on 100 parts by mass of the solid content of the polychloroprene latex. 0 Part by weight is particularly preferred. If the amount is less than 100 parts by mass, the initial adhesive strength may be inferior. If the amount exceeds 100 parts by mass, the formation of the adhesive film tends to be hindered.
- Examples of the metal oxide preferably contained in the aqueous adhesive composition of the present invention include zinc oxide, titanium oxide, aluminum oxide, magnesium oxide and iron oxide. Zinc oxide and titanium oxide are preferred for improving the water resistance of the adhesive composition, and the use of zinc oxide is particularly preferred.
- the content of the metal oxide in the water-based adhesive composition is preferably from 0.2 to 6 parts by mass, more preferably from 0.5 to 3 parts by mass, based on 100 parts by mass of the solid content of the polychloroprene latex. Better. If the amount is less than 0.2 part by mass, the water resistance of the adhesive composition may be insufficient. If the amount is more than 6 parts by mass, the initial adhesive strength tends to deteriorate.
- the aqueous adhesive composition and the two-part aqueous adhesive composition of the present invention include inorganic fillers such as calcium carbonate, silica, silver or clay, plasticizers such as dibutyl phthalate or process oil, softeners, and sodium polyacrylate.
- inorganic fillers such as calcium carbonate, silica, silver or clay
- plasticizers such as dibutyl phthalate or process oil, softeners, and sodium polyacrylate.
- Thickeners such as water-soluble polyurethanes and methylcellulose; polyoxyalkylene alkyl ethers; emulsifiers such as 1: 2 mole type aliphatic alkanolamide; 1: 1 mole type diethanolamine; polyoxyethylene stearate; Vulcanization accelerators such as zinc isopropylxanthogenate, ethylenethioperia, tetrathiuram disulfide, preservatives, various antioxidants, ultraviolet absorbers or antioxidants, etc. are optionally added as required. be able to.
- the water-based adhesive composition of the present invention is prepared by mixing polychlorinated propylene latex, a tackifier resin, a metal oxide, and the like, but the mixing means is not particularly limited, and a three-one motor, a homogenizer media, and the like.
- Known devices such as a mill and a colloid mill can be used.
- the two-part water-based adhesive composition of the present invention is prepared by mixing a base agent, a curing agent and the like, but the mixing means is not particularly limited, and may be a three-one motor, a homogenizer media mill, a colloid mill, or the like. Can be used.
- the mixing ratio of the main component and the curing agent of the two-part water-based adhesive composition of the present invention is such that the curing agent is in a solid content of 0.5 to 100 parts by mass of the polychloroprene latex (solid content) in the main component. It is preferable to mix them so as to be 15 parts by mass. Outside the mixing range, the effect of addition is small.
- the viscosity of the two-part water-based adhesive of the present invention is preferably set to 100 [m Pas ⁇ s] (B-type viscometer, 24 hours after mixing the main agent and the curing agent. (25, 30 rpm) Preferably. If the viscosity is higher than 1000 [mPas ⁇ s], uniform coating becomes difficult.
- the main component of the two-part water-based adhesive composition contains a polychloroprene latex as a main component, but a tackifying resin can be optionally added as needed.
- the curing agent in the two-part aqueous adhesive composition of the present invention is added mainly for the purpose of improving the adhesive performance of the aqueous adhesive.
- epoxy compounds, oxazoline compounds, isocyanate compounds and the like can be mentioned.
- an isocyanate-based compound is particularly preferred.
- the water-dispersed isocyanate compound is a compound obtained by introducing a hydrophilic group into a polyisocynate polymer having a structure such as piperet, isocyanurate, urethane, uretdione, or arophanate in a molecule obtained from an aliphatic or Z- or alicyclic diisocyanate.
- Such an isocyanate compound is a self-emulsifying type isocyanate compound that can be dispersed as fine particles when added and stirred in water.
- the water-based adhesive composition and the two-part adhesive composition obtained by the present invention include paper, wood, cloth, leather, jersey, leather, leather, rubber, plastic, foam, pottery, glass, mortar, and cement. It is suitable for bonding the same or different materials, ceramics, metals and the like. Regarding the application method at the time of bonding, brush coating, iron coating, spray coating, roll coater coating, etc. are possible.
- Table 1 shows the evaluation results based on ⁇ x below.
- a 50-g latex was subjected to a shearing force of a load of 10 kg and a rotation speed of 100 rpm by using a Maron-type test apparatus, and the measurement was performed.
- the formed coagulated product was weighed dry and evaluated by the following formula.
- the latex sample was freeze-dried and then refined to A. This was dissolved in toluene (prepared to 0.6%), and after using a centrifugal separator, the gel component was separated using a 200 mesh wire mesh. The gel was air-dried and then dried for 1 hour in an atmosphere of 110 ⁇ .
- the gel content was calculated according to the following equation.
- the latex was stored in a glass bottle in a sealed state at 23 for 2 months, and the appearance change was visually observed. When there was no abnormality, it was marked as ⁇ .
- a water-based adhesive composition was prepared according to the formulation shown in Table 1. Apply 300 g (solid content) / m ⁇ of the adhesive composition to each of the two canvases (25 x 150 mm) with a brush, dry at 80 atmosphere for 9 minutes, leave at room temperature for 1 minute, and apply Were adhered to each other and crimped with an eight roller. For this, the following adhesive strength evaluation test was performed.
- the 180 ° peel strength was measured using a tensile tester at a tensile speed of 20 Omm / min.
- the viscosity at 25 ° C. and 30 rpm was measured with a B-type viscometer (manufactured by Tokimec).
- Example 1 was the same as Example 1 except that the sodium salt of the j8 naphthalene sulfonic acid formalin condensate was changed to 0.3 parts by mass (in terms of solid content) of a liquid product (Demoil NL: manufactured by Kao Corporation). In the same manner as in the above, a polychloroprene latex was prepared.
- Example 1 was repeated in the same manner as in Example 1 except that the sodium salt of the / 3 naphthalenesulfonic acid formalin condensate was changed to an anionic emulsifier (1) (Newcol 707 SN: manufactured by Nippon Emulsifier Co.). A polyclonal prene latex was prepared.
- Example 1 a nonionic emulsifier (1) was replaced with a nonionic emulsifier (2) (Newcol 710: manufactured by Nippon Emulsifier Co.) 4.5 parts by mass and a nonionic emulsifier (3) (Nigen EA197: manufactured by Daiichi Kogyo Seiyaku Co., Ltd.) ) 1.0 parts by mass
- a polychlorinated prelatex was prepared in the same manner as in Example 1 except that the amount of sodium salt of 3) naphthalene sulfonate formalin condensate (Demol N: manufactured by Kao Corporation) was changed to 0.1 part by mass. .
- a polychloroprene latex was prepared in the same manner as in Example 4, except that the nonionic emulsifier (3) was changed to the nonionic emulsifier (4) (Emulgen 1 135 S-70: manufactured by Kao Corporation). .
- Example 1 the nonionic emulsifier (1) was replaced with a nonionic emulsifier (5) (Pionin D 6115: manufactured by Takemoto Yushi Kagaku KK), a sodium salt of j8 naphthylene sulfonic acid formalin condensate (Demol N: manufactured by Kao Corporation) ) was prepared in the same manner as in Example 1 except that the addition amount of was changed to 0.6 parts by mass and the final polymerization rate was changed to 90%.
- a nonionic emulsifier (5) (Pionin D 6115: manufactured by Takemoto Yushi Kagaku KK), a sodium salt of j8 naphthylene sulfonic acid formalin condensate (Demol N: manufactured by Kao Corporation) ) was prepared in the same manner as in Example 1 except that the addition amount of was changed to 0.6 parts by mass and the final polymerization rate was changed to 90%.
- a polychloroprene latex was prepared in the same manner as in Example 1 except that polyvinyl alcohol (PVA-405: manufactured by Kuraray Co., Ltd.) was used as the emulsifier.
- PVA-405 manufactured by Kuraray Co., Ltd.
- Example 3 the nonionic emulsifier (1) was replaced with the nonionic emulsifier (5) (Newcol 568: manufactured by Nippon Emulsifier Co., Ltd.) 1.0 parts by mass, and the anionic emulsifier (1) was added with the anionic emulsifier (2) (latemul (PS: manufactured by Kao Corporation)
- a polychlorinated propylene latex was prepared in the same manner as in Example 3, except that the mass was changed to 4.0 parts by mass.
- Table 1 shows the properties of the latexes obtained in Examples 2 to 6 and Comparative Examples 1 and 2, the formulation of the adhesive composition thereof, and the results of the adhesive peel test.
- Comparative Example 1 Comparative Example 2 Polychlorinated chlorobrene 97 97 Latex Methacrylic acid 3 Formulation (parts) n-Dotecilmercaptan 0.3 0.3.3 Tencapoval B— 05 5.0
- Nonionic yarn emulsifier (6) 1.0 Polymerization condition Polymerization temperature u c 40 40 ⁇ Table% ⁇ ) ⁇ 90 Stability of polymerization behavior ⁇ X Polyclobrene Solid concentration Wt% 5 ⁇ 5 ⁇ Mechanical stability of latex% ⁇ . ⁇ 0.220 Properties Gel content% 29 34 Storage stability ⁇ ⁇ Aqueous adhesive composition Polychlorobrene latex ⁇ 100 Formulation (solid content * 10) Terpene phenolic thread resin emulsion 50 50 —parts) * 11) ®Emulsion 1 1 contact -tl3 ⁇ 4Pn3 ⁇ 4 Initial bond strength 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9
- Anionic emulsifier (2) Anionic emulsifier (2); Latemul PS (sodium alkane sulfonate, manufactured by Kao Corporation)
- Coagulation (Comparative Example 2): Coagulation occurred when a curing agent was added, and it was impossible to measure the adhesive strength.
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Abstract
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Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES03780956T ES2376428T3 (es) | 2002-12-19 | 2003-12-19 | L�?tex de policloropreno, procedimiento para su producción y composiciones adhesivas acuosas. |
AU2003289466A AU2003289466A1 (en) | 2002-12-19 | 2003-12-19 | Polychloroprene latex, process for the production thereof and aqueous adhesive compositions |
EP03780956A EP1574532B1 (en) | 2002-12-19 | 2003-12-19 | Polychloroprene latex, process for the production thereof and aqueous adhesive compositions |
JP2005502622A JP4084384B2 (ja) | 2002-12-19 | 2003-12-19 | ポリクロロプレンラテックス、製造方法、及び水系接着剤組成物 |
US10/539,801 US7514487B2 (en) | 2002-12-19 | 2003-12-19 | Polychloroprene latex, process for the production thereof and aqueous adhesive compositions |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
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JP2002-367862 | 2002-12-19 | ||
JP2002367862 | 2002-12-19 | ||
JP2003-023930 | 2003-01-31 | ||
JP2003023929 | 2003-01-31 | ||
JP2003-023929 | 2003-01-31 | ||
JP2003023930 | 2003-01-31 | ||
JP2003-332753 | 2003-09-25 | ||
JP2003332753 | 2003-09-25 | ||
JP2003-340384 | 2003-09-30 | ||
JP2003340384 | 2003-09-30 |
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WO2004056889A1 true WO2004056889A1 (ja) | 2004-07-08 |
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PCT/JP2003/016384 WO2004056889A1 (ja) | 2002-12-19 | 2003-12-19 | ポリクロロプレンラテックス、製造方法、及び水系接着剤組成物 |
Country Status (6)
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US (1) | US7514487B2 (ja) |
EP (1) | EP1574532B1 (ja) |
JP (1) | JP4084384B2 (ja) |
AU (1) | AU2003289466A1 (ja) |
ES (1) | ES2376428T3 (ja) |
WO (1) | WO2004056889A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006045476A (ja) * | 2004-08-09 | 2006-02-16 | Denki Kagaku Kogyo Kk | 水系接着剤組成物およびその製造方法 |
CN1313504C (zh) * | 2004-10-12 | 2007-05-02 | 中国石油天然气集团公司 | 一种小粒径聚丁二烯胶乳的制备方法 |
JP2010001388A (ja) * | 2008-06-20 | 2010-01-07 | Tosoh Corp | クロロプレンラテックス及びその製造方法 |
WO2011021626A1 (ja) * | 2009-08-21 | 2011-02-24 | 電気化学工業株式会社 | ポリクロロプレンラテックスの製造方法、ポリクロロプレンラテックス、及びこれを用いた接着剤 |
JP2012515247A (ja) * | 2009-01-16 | 2012-07-05 | ローディア・オペラシオン | 凍結融解安定性を有するラテックスバインダー、水性コーティング及び塗料並びにそれらの使用方法 |
JP2012219204A (ja) * | 2011-04-11 | 2012-11-12 | Denki Kagaku Kogyo Kk | ポリクロロプレンラテックス及びその製造方法 |
JP2016060848A (ja) * | 2014-09-18 | 2016-04-25 | 株式会社日本触媒 | グラフト重合体及び洗剤組成物 |
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WO2009091592A1 (en) * | 2008-01-18 | 2009-07-23 | Rhodia Inc. | Latex binders, aqueous coatings and paints having freeze-thaw stability and methods for using same |
DE102009020497A1 (de) * | 2008-08-29 | 2010-03-04 | Wakol Gmbh | Dispersionsklebstoff und Verwendung eines Dispersionsklebstoffs |
EP2824121B1 (en) * | 2012-03-02 | 2018-06-20 | Denka Company Limited | Polychloroprene latex, polychloroprene latex composition, and molded article |
IT201800009263A1 (it) * | 2018-10-09 | 2020-04-09 | Lucio Palagano | Sistema di incollaggio della pelle su pc-tablet con colla bicomponente |
CN113881368A (zh) * | 2021-09-07 | 2022-01-04 | 山纳合成橡胶有限责任公司 | 一种云母带用氯丁胶乳粘合剂及其制备方法 |
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2003
- 2003-12-19 EP EP03780956A patent/EP1574532B1/en not_active Expired - Fee Related
- 2003-12-19 AU AU2003289466A patent/AU2003289466A1/en not_active Abandoned
- 2003-12-19 WO PCT/JP2003/016384 patent/WO2004056889A1/ja active Application Filing
- 2003-12-19 US US10/539,801 patent/US7514487B2/en not_active Expired - Fee Related
- 2003-12-19 JP JP2005502622A patent/JP4084384B2/ja not_active Expired - Fee Related
- 2003-12-19 ES ES03780956T patent/ES2376428T3/es not_active Expired - Lifetime
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006045476A (ja) * | 2004-08-09 | 2006-02-16 | Denki Kagaku Kogyo Kk | 水系接着剤組成物およびその製造方法 |
JP4597607B2 (ja) * | 2004-08-09 | 2010-12-15 | 電気化学工業株式会社 | 水系接着剤組成物およびその製造方法 |
CN1313504C (zh) * | 2004-10-12 | 2007-05-02 | 中国石油天然气集团公司 | 一种小粒径聚丁二烯胶乳的制备方法 |
JP2010001388A (ja) * | 2008-06-20 | 2010-01-07 | Tosoh Corp | クロロプレンラテックス及びその製造方法 |
JP2012515247A (ja) * | 2009-01-16 | 2012-07-05 | ローディア・オペラシオン | 凍結融解安定性を有するラテックスバインダー、水性コーティング及び塗料並びにそれらの使用方法 |
WO2011021626A1 (ja) * | 2009-08-21 | 2011-02-24 | 電気化学工業株式会社 | ポリクロロプレンラテックスの製造方法、ポリクロロプレンラテックス、及びこれを用いた接着剤 |
US8487060B2 (en) | 2009-08-21 | 2013-07-16 | Denki Kagaku Kogyo Kabushiki Kaisha | Method for producing polychloroprene latex, polychloroprene latex, and adhesive using the same |
JP5674668B2 (ja) * | 2009-08-21 | 2015-02-25 | 電気化学工業株式会社 | ポリクロロプレンラテックスの製造方法、ポリクロロプレンラテックス、及びこれを用いた接着剤 |
JP2012219204A (ja) * | 2011-04-11 | 2012-11-12 | Denki Kagaku Kogyo Kk | ポリクロロプレンラテックス及びその製造方法 |
JP2016060848A (ja) * | 2014-09-18 | 2016-04-25 | 株式会社日本触媒 | グラフト重合体及び洗剤組成物 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2004056889A1 (ja) | 2006-04-20 |
EP1574532A1 (en) | 2005-09-14 |
JP4084384B2 (ja) | 2008-04-30 |
EP1574532B1 (en) | 2012-01-11 |
US20060063885A1 (en) | 2006-03-23 |
EP1574532A4 (en) | 2010-03-03 |
ES2376428T3 (es) | 2012-03-13 |
US7514487B2 (en) | 2009-04-07 |
AU2003289466A1 (en) | 2004-07-14 |
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