CN101096578A - Concealing adhesive sheet, concealing adhesive sheet having release sheet, double sided adhesive sheet, and double sided adhesive sheet having release sheet - Google Patents
Concealing adhesive sheet, concealing adhesive sheet having release sheet, double sided adhesive sheet, and double sided adhesive sheet having release sheet Download PDFInfo
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- CN101096578A CN101096578A CNA200710123002XA CN200710123002A CN101096578A CN 101096578 A CN101096578 A CN 101096578A CN A200710123002X A CNA200710123002X A CN A200710123002XA CN 200710123002 A CN200710123002 A CN 200710123002A CN 101096578 A CN101096578 A CN 101096578A
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Abstract
A concealing adhesive sheet and a concealing adhesive sheet having a release sheet, in which it is easy to write or print on information, the recycle property of paper such as a postcard can be ensured, and the temporary adhesiveness between a concealing sheet and transparent layer is stable, and a double sided adhesive sheet and a double sided adhesive sheet having the release sheet, in which it is easy to write or print on information, the recycle property of paper such as a postcard can be ensured, and the temporary adhesiveness between transparent layers is stable, are provided.
Description
Technical field
The present invention relates to a kind of hidden hidden hidden adhesive sheet of using of personal information that will fill on the paper such as postal postcard for example with adhesive sheet and band stripping film.
In addition, the present invention relates to a kind of double-sided adhesive sheet that uses when closing collapsible postcard for example etc. and the double-sided adhesive sheet of band stripping film.
The application advocate on June 27th, 2006 Japanese Patent Application 2006-176299 number of Japanese publication and on June 27th, 2006 Japanese Patent Application 2006-176300 number right of priority in Japanese publication, with its content quotation in this specification sheets.
Background technology
In recent years, protection of personal information becomes of crucial importance.Therefore, when after on postal postcard, filling in personal information, posting,, generally can on the part of filling in a guy's information, stick the hidden adhesive sheet of using in order not allow the third party see personal information.
As the hidden adhesive sheet of using that is attached on the postal postcard, for example patent documentation 1～3 is described, comprise: do not have the shielding plate of light transmission, as the transparent resin layer of transparent layer and for described transparent resin layer being attached on the postal postcard and the binder layer that is provided with, shielding plate and transparent resin layer are peelable and can not be stained with ground bonding (will this bonding be called vacation bonding) again.The false bonding of this moment undertaken by dry lamination method or extruded layer platen press.
The hidden of record is attached on the postal postcard with binder layer with the hidden form of personal information that the people fills in the hurdle with the information that will fill in postal postcard of sending of adhesive sheet by postal postcard in the patent documentation 1～3.And, send the people under this state to the postal postcard of mailing such as the enterprise that needs personal information.On the other hand, receive that personal information peeled off hidden shielding plate with adhesive sheet by hidden enterprise with the hidden postal postcard of adhesive sheet etc.After shielding plate is peeled off, can read personal information by transparent resin layer and binder layer.
In addition, in recent years, the quantity of information that can put down in writing increases, and from can hidden personal information waiting, the collapsible postcard of two foldings etc. is widely utilized.
The collapsible postcards of two foldings comprise: becoming the collapsible postcard of filling in personal information etc. on the inboard face (hereinafter referred to as medial surface) because of two foldings with base material and double-sided adhesive sheet that collapsible postcard is pasted to each other collapsibly with the medial surface of base material by sending people side.
For example patent documentation 4,5 is described as double-sided adhesive sheet, can not be stained with ground bonding (will this bonding be called vacation bonding) again as the two-layer peelable of the transparent resin film of transparent layer, is provided with bond layer on the face in the outside of each transparent resin film.It is bonding that carry out vacation by dry lamination method or extruded layer platen press this moment.
Collapsible postcard with above-mentioned double-sided adhesive sheet utilizes double-sided adhesive sheet to close by sending people side, by collecting people side the transparent resin film of double-sided adhesive sheet is opened at its interface peel to each other.Under the state that collapsible postcard is opened, can read by transparent resin film and bond layer and fill in collapsible postcard with personal information on the base material etc.
Patent documentation 1: Japan opens clear 63-6870 communique in fact
Patent documentation 2: Japan opens clear 63-11863 communique in fact
Patent documentation 3: Japan opens clear 63-51772 communique in fact
Patent documentation 4: Japanese kokai publication hei 07-179082 communique
Patent documentation 5: Japanese kokai publication hei 11-240278 communique
But enterprise etc. are further side information or fill up error of omission on the personal information of filling in sometimes, and therefore, hope can be in the enterprising line item of personal information or the printing of record.But hidden with in the adhesive sheet in patent documentation 1～3 record peeled off shielding plate and the transparent resin layer that exposes is not suitable for writing down or printing.Especially be not suitable for utilizing aqueous ink to write down or printing, for example be difficult to utilize ink-jet recording to print.
In addition, in the double-sided adhesive sheet of patent documentation 4,5 record, at this requirement, the surface of the transparent resin film that exposes when adopting air exercise to open collapsible postcard is implemented the method for roughened or the method for coating inorganics etc. in advance.But, even the surface of transparent resin film is implemented roughened or coating inorganics in advance, can not guarantee record property or the property printed fully, can not on the personal information of filling in, write down simply or print.Especially be not suitable for utilizing aqueous ink to write down or printing, for example be difficult to utilize ink-jet recording to print.
In recent years, from the viewpoint of environment protection, wish recirculation, but in the hidden usefulness adhesive sheet of patent documentation 1～3 record, the layer that remains on the postal postcard is resinous, diminishes the recirculation of postal postcard than higher.In addition, when using the double-sided adhesive sheet of patent documentation 4,5 records, owing to residual on collapsible postcard transparent resin film is arranged, so diminish the recirculation of collapsible postcard.
Therefore, consider the replacement transparent resin film and use the light transmission paper base material as transparent layer, but when pasting by the dry lamination method to each other with shielding plate and transparent resin layer or with the light transmission paper base material, it is unstable that peeling force becomes, therefore, be difficult to shielding plate and transparent resin layer or the light transmission paper base material is stably false to each other bonding.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of can be easily the enterprising line item of the information of filling in or printing and can guarantee paper such as postal postcard recirculation, and can be with shielding plate and the hidden hidden adhesive sheet of using of the stably false adherent of transparent layer with adhesive sheet and band stripping film.In addition, the object of the present invention is to provide a kind of can be easily enterprising line item such as the personal information of filling in or printing and can guarantee collapsible postcard etc. recirculation, and can be with the double-sided adhesive sheet of stably false to each other adherent double-sided adhesive sheet of transparent layer and band stripping film.
The present invention comprises following formation.
(1) a kind of hidden adhesive sheet of using, it is characterized in that, comprise: shielding plate, light transmission paper base material, shielding plate and light transmission paper base material is peelable and can not be stained with the false bonding coat of ground adherent again and be located at bond layer on the face of a side opposite with false bonding coat of light transmission paper base material, false bonding coat forms by the wet type laminating.
(2) a kind of hidden adhesive sheet of using with stripping film is characterized in that, comprising: (1) described hidden adhesive sheet of using; And be layered in described hidden with the stripping film on the bond layer of adhesive sheet.
(3) a kind of double-sided adhesive sheet, it is characterized in that, comprise: have the pair of light-transmissive paper base material and with described pair of light-transmissive paper base material peelable to each other and can not be stained with again the false bonding coat of ground adherent false adhesive laminate and be located at bond layer on the two sides of described false adhesive laminate, the false bonding coat of false adhesive laminate forms by the wet type laminating.
(4) a kind of double-sided adhesive sheet with stripping film is characterized in that, comprising: (3) described double-sided adhesive sheet; And be layered in a side of described double-sided adhesive sheet or the stripping film on both sides' bond layer.
Of the present invention hidden can be easily in enterprising line item of the information of filling in or printing with adhesive sheet and the hidden of band stripping film with adhesive sheet, and can be with shielding plate and stably false bonding as the light transmission paper base material of transparent layer.
In addition, the double-sided adhesive sheet of double-sided adhesive sheet of the present invention and band stripping film can be easily in the enterprising line item or the printings such as personal information of filling in, and in addition, can guarantee the recirculation of collapsible postcard etc., and can transparent layer is stably false to each other bonding.
Description of drawings
Fig. 1 is an expression hidden sectional view of using an embodiment of adhesive sheet of the present invention.
Fig. 2 is the hidden sectional view of using an embodiment of adhesive sheet of expression band stripping film of the present invention.
Fig. 3 is the figure that an example of the method for using hidden usefulness adhesive sheet of the present invention is described.
Fig. 4 is the sectional view of an embodiment of expression double-sided adhesive sheet of the present invention.
Fig. 5 is the sectional view of an embodiment of the double-sided adhesive sheet of expression band stripping film of the present invention.
Fig. 6 is the figure that an example of the method for using double-sided adhesive sheet of the present invention is described, is that expression sticks on the orthographic plan of collapsible postcard with the form on the base material with double-sided adhesive sheet.
Fig. 7 is the figure that an example of the method for using double-sided adhesive sheet of the present invention is described, is expression sticks on collapsible postcard the form on the double-sided adhesive sheet with the part of not pasting double-sided adhesive sheet of base material orthographic plan.
Fig. 8 is the figure of an example of the explanation method of using double-sided adhesive sheet of the present invention, is that expression utilizes the close sectional view of state of collapsible postcard of double-sided adhesive sheet.
Fig. 9 is the figure of an example of the explanation method of using double-sided adhesive sheet of the present invention, is the vertical view of the state opened of the collapsible postcard of expression.
Embodiment
(1) the hidden adhesive sheet of using
Below a hidden embodiment with adhesive sheet of the present invention is described.
Fig. 1 represents the hidden adhesive sheet of using of present embodiment.This is hidden to comprise with adhesive sheet 10: shielding plate 11; Light transmission paper base material 12; Shielding plate 11 and light transmission paper base material 12 is peelable and can not be stained with the false bonding coat 13 of ground adherent again; And the bond layer 14 on the face of a side opposite of being located at light transmission paper base material 12 with false bonding coat 13.
Hidden each formation with adhesive sheet to present embodiment describes in detail below.
(1-1) shielding plate
For example enumerate at shielding plate as shielding plate 11 and to implement the printing of predetermined pattern on base material and the shielding plate that forms.Use stationery or film class etc. as shielding plate with base material.
Cast-coated paper, enamelled paper, coated paper, bond paper etc. have for example been enumerated as stationery.Polyester such as polypropylene, polyethylene, polyethylene terephthalate, polybutylene terephthalate have for example been enumerated as plastics film, various macromolecule membranes such as polyvinyl chloride, synthetic paper etc.
Pattern as printing has for example been enumerated β shape, band shape, mesh-shape, spination, point-like, literal, decorative pattern etc.
In addition, as shielding plate 11 also can use shielding plate adds in base material or opacifying agent such as coating titanium oxide forms shielding plate, shielding plate with coloured film of pasting dark system such as silver color, black, mazarine on all or part of of base material or dark system on the shielding plate that forms of coloured paper, shielding plate with base material on tinsel such as stickup aluminium foil or the film formed shielding plate of metal evaporation etc.
(1-2) light transmission paper base material
Light transmission paper base material 12 is the base materials based on paper pulp, has light transmission.At this, so-called " light transmission " is meant visible light permeability, when being meant stick on paper such as postal postcard by bond layer 14 on, can see the information that fills on the postal postcard etc.Particularly, so-called " light transmission " is meant mist degree (haze) below 90%, preferred 30～80%.
Enumerate Tetefol more than 51 quality % of glassine paper, pulp content, low basic weight paper, template, transparentizing agent treatment paper etc. as the object lesson of light transmission paper base material 12.
In the object lesson of above-mentioned light transmission paper base material 12, from the transparency and recirculation preferred glass paper, preferred density is at 0.85g/m in glassine paper
3Above.
If density is at 0.85g/m
3Above glassine paper, then intensity is more intense, cracky not when peeling off shielding plate 11.Therefore, be easy to peel off shielding plate 11.
(1-3) false bonding coat 13
In false bonding coat 13, contain the various false tackiness agent that can carry out false bonding and applicable wet type laminating as bonding composition.
For example can use rubber such as natural rubber, synthetic rubber as false tackiness agent is caking agent; With vinylformic acid and/or acrylate is that the propylene of principal monomer composition is a caking agent; With vinyl acetate polymer, ethylene-vinyl acetate copolymer vinyl acetate between to for plastics such as (EVA) is that the vinyl acetate between to for plastic of principal monomer composition is a caking agent; Polysaccharide such as starch, sodiun alginate is a caking agent; Dextrin is water soluble adhesives such as caking agent etc.
Wherein, rubber system, propylene system, vinyl acetate between to for plastic system, dextrin are that caking agent is preferred owing to can control binding property arbitrarily in a wide range, can suitably select for use according to bond strength etc.In addition, from can easily being suitable for the wet type laminating, more preferably vinyl acetate between to for plastic system and/or dextrin are caking agent.
From can fully guaranteeing false binding property, the content of the false tackiness agent in the false bonding coat 13 is preferably 10～100 quality %, more preferably 20～80 quality %.
In addition, preferably also contain the bounding force conditioning agent in the false bonding coat 13.The bounding force conditioning agent is dispersed in the false bonding coat 13, is used to make the cohesive force of false bonding coat 13 to reduce.If in false bonding coat 13, contain the bounding force conditioning agent, the cohesive force of false bonding coat 13 is reduced, then shielding plate 11 and light transmission paper base material 12 easier peeling off.
Paraffin class, metallic soap, mineral dye and pigment dyestuffs etc. such as polyethylene wax have been enumerated as the bounding force conditioning agent.
The content of the bounding force conditioning agent in the false bonding coat 13 waits suitably according to the cohesive force of the bond strength of shielding plate 11 and light transmission paper base material 12 and false bonding coat 13 to be determined, preferred 0～90 quality %, more preferably 5～85 quality %, especially preferred 20～80 quality %.
Bond strength between false 13 pairs of shielding plates 11 of bonding coat and the light transmission paper base material 12 is preferably 50～1000mN/25mm (peeling rate is the 300mm/ branch) based on the T shape stripping test method of JIS K 6854-3 regulation, more preferably 80～600mN/25mm (peeling rate is the 300mm/ branch).
If more than 50mN/25mm, then when not peeling off shielding plate 11 with light transmission paper base material 12, shielding plate 11 can be bonding reliably with light transmission paper base material 12 based on the bond strength of T shape stripping test method.In addition, if based on the bond strength of T shape stripping test method below 1000mN/25mm, then when peeling off shielding plate 11 with light transmission paper base material 12, shielding plate 11 is peeled off reliably with light transmission paper base material 12, so shielding plate 11 and/or light transmission paper base material 12 cracky not.
Bond strength based on T shape stripping test method can wait suitably and regulate according to the kind of employed false tackiness agent with based on impregnability, the glue spread of this kind, the time that is applied to applying, drying temperature.
At this, can be based on the bond strength of the T shape stripping test method of JIS K 6854-3 regulation by following step measurements.That is, after placing more than 24 hours under 23 ℃, the environment of 50%RH, the peeling rate that divides with 300mm/ by tensile testing machine etc. carries out stripping test with test portion.Bond strength is unit representation with test sample width 25mm.
(1-4) bond layer
Do not have particular restriction as the caking agent that constitutes bond layer 14, for example can use natural rubber is that caking agent, synthetic rubber are that caking agent, propylene are caking agent, urethane adhesive, silicone-based caking agent etc.In addition, can be in solvent system, emulsion system, the water system any.
In caking agent, from concerning the light transmission of visible light, the propylene of preferred solvent type is caking agent, urethane adhesive, silicone-based caking agent.
In caking agent, also can add other auxiliary as required.Tackifier, pH adjustment agent, tackiness agent, tackiness agent, linking agent, cementability particulate, defoamer, corrosion prevention rust preventer, pigment, inorganic filler, stablizer, wetting agent, wetting agent etc. have been enumerated as other auxiliary.
(2) the hidden adhesive sheet of using of band stripping film
Hidden embodiment with adhesive sheet to the band stripping film of present embodiment describes below.
Fig. 2 represents the hidden adhesive sheet of using of the band stripping film of present embodiment.The hidden of this band stripping film comprises with adhesive sheet 1: above-mentioned hidden with adhesive sheet 10 and be layered in hidden with the stripping film 20 on the bond layer 14 of adhesive sheet 10.
(2-1) stripping film
For example enumerate as stripping film 20 and to have stripping film with base material and be located at the stripping film of stripping film with the peeling agent layer of bond layer 14 sides of base material.
Stationeries such as bond paper, glassine paper have for example been enumerated with base material as stripping film, plastics film classes such as pet film, polypropylene film etc.
As the stripper that constitutes peeling agent layer, for example use the silicone-based stripper of general additive type or condensed type or contain the compound of chain alkyl.Especially the preferred high additive type silicone-based stripper of reactivity that uses.
As the silicone-based stripper, specifically enumerate KS-3600, KS-774 that SHIN-ETSU HANTOTAI's chemical industry (strain) of BY24-4527, SD-7220 etc. that Japanese De East レ ダ ウ コ one ニ Application ダ シ リ コ one Application company produces and Japan produces, X62-2600 etc.In addition, in the silicone-based stripper, preferably contain and have SiO
2Unit and (CH
3)
3SiO
1/2Unit or CH
2=CH (CH
3) SiO
1/2The silicone resin as silicoorganic compound of unit.Enumerate KS-3800, the X92-183 etc. that BY24-843, SD-7292 that bundle レ ダ ウ コ one ニ Application ダ シ リ コ one Application company produces, SHR-1404 etc. and SHIN-ETSU HANTOTAI's chemical industry (strain) are produced as the object lesson of silicone resin.
(2-2) manufacture method
Example to the hidden manufacture method with adhesive sheet 1 of band stripping film describes below.
In this Production Example, at first at the false adhesive coated liquid of the single spreading of shielding plate 11, and remove portion of water as required, form coating layer as false bonding coat 13.
At this, for example enumerate above-mentioned false tackiness agent dissolving or be dispersed in the coating fluid (for example solution, emulsion, slurries) that forms in the water as false adhesive coated liquid.When mixing multiple false tackiness agent, can modulate false adhesive coated liquid by the aqueous solution, emulsion, the slurries that mix false tackiness agent.All solid component concentrations in the false adhesive coated liquid are preferably 10～70 quality %, more preferably 20～60 quality %.If all solid component concentrations in the false adhesive coated liquid are in 10～70 quality % scopes, then coating fluid is to the minimizings such as infiltration of shielding plate 11, the false bonding coat 13 that obtains to peel off stability higher.
For example having enumerated use knife coater, Kohler coater, roll coater, rod coater, intaglio plate coating machine, metering bar coater, labial lamina coating machine (lip coater), die type coating machine, spray curtain coating machine etc. as the coating process of false adhesive coated liquid is coated with.
Glue spread preferred 0.5～10g/m with drying coated amount of false adhesive coated liquid
2, more preferably 1～5g/m
2If the glue spread of false adhesive coated liquid with drying coated amount at 0.5g/m
2More than, the false bonding coat 13 that then obtains can have false binding property fully, if glue spread is at 10g/m
2Below, then peel off enterprising line item or the printings such as personal information that filling in easily the back.
Then, behind stacked light transmission paper base material 12 on the coating layer as false bonding coat 13, carry out drying as required and moisture is removed fully, form false bonding coat 13.For example enumerated as drying means: utilize hot blast to carry out drying, utilize infrared ray radiation to carry out drying etc.
Then, coating adhesive on the face of the side opposite with false bonding coat 13 of light transmission paper base material 12 is provided with bond layer 14 after the drying, obtain hidden with adhesive sheet 10.And, with stacked stripping film 20 on the bond layer 14 of adhesive sheet 10, obtain the hidden adhesive sheet 1 of using with stripping film hidden.
The hidden of band stripping film also can be made by the method beyond the above-mentioned Production Example with adhesive sheet 1.
For example, also bond layer 14 can be set on stripping film 20, in addition, make shielding plate 11 and light transmission paper base material 12 by the bonding duplexer of false bonding coat 13, then, on the face of light transmission paper base material 12 sides of described duplexer, paste the bond layer of being located on the stripping film 20 14, thereby also can make the hidden of band stripping film with adhesive sheet 1.
In addition, also bond layer 14 can be set on stripping film 20, on this bond layer 14, only paste light transmission paper base material 12, then, the false adhesive coated liquid of coating forms the coating layer as false bonding coat 13 on light transmission paper base material 12, applying shielding plate 11 after drying on described coating layer form false bonding coat 13, thereby make the hidden with adhesive sheet 1 of band stripping film.
(2-3) using method
Particularly, the hidden of above-mentioned band stripping film uses as described below with adhesive sheet.
That is, at first, the hidden stripping film 20 with adhesive sheet 1 of band stripping film is peeled off from bond layer 14 and made bond layer 14 expose (with reference to Fig. 1).And as shown in Figure 3, it is hidden with adhesive sheet 10 to utilize this bond layer that exposes 14 to paste with the form of the part 2a that fills in a guy's information that covers postal postcard 2.Like this, hidden under the state of personal information, to postal postcards 2 of mailing such as the enterprises that needs personal information.On the other hand, receive personal information by hidden with adhesive sheet 10 hidden the enterprise etc. of postal postcard 2, peel off hidden shielding plate 11 with adhesive sheet 10.And, read the personal information that fills on the postal postcard 2 by light transmission paper base material 12 and bond layer 14.In addition, the enterprising line item or the printings such as personal information of filling in as required.
Moreover, after shielding plate 11 is peeled off, false bonding coat behind residual splitting on the light transmission paper base material 12, but usually because the false bonding coat that remains on the light transmission paper base material 12 is thinner is so can influence record or the printing of carrying out hardly on the personal information of filling in etc.
The hidden of band stripping film at the foregoing description used in the adhesive sheet 1, is paper base material owing to what expose after shielding plate 11 is peeled off, so can easily write down or typewrite.Especially also can utilize aqueous ink to write down or print, can utilize ink-jet recording to print easily.In addition, be paper base material owing to remain on the paper such as postal postcard, so can guarantee recirculation.And, owing to be paper base material,, can easily destroy and discard with hand so artificial destruction is outstanding.
In addition, shielding plate 11 and light transmission paper base material 12 are bonding by false bonding coat 13, in case after shielding plate 11 peeled off then can not be stained with, so can stay evidence if the third party peels off shielding plate 11 then again.Therefore, if shielding plate 11 is also residual, then can confirm not seen personal information by the third party.In addition, can prevent the third party to peel off shielding plate 11 wrongly.
In addition, because false bonding coat 13 is by the formation of wet type laminating, so have stable false binding property.Peeling force when therefore, peeling off shielding plate 11 is stable.This is because when peeling off shielding plate 11, false bonding coat 13 produces splitting, so false bonding coat 13 and the difficult peeling force that influences shielding plate 11 of the binding property of shielding plate 11 and light transmission paper base material 12.
(3) double-sided adhesive sheet
An embodiment to double-sided adhesive sheet of the present invention describes below.
Fig. 4 represents the double-sided adhesive sheet of present embodiment.This double-sided adhesive sheet 110 comprises: false adhesive laminate 111 and be located at the first bond layer 112a and the second bond layer 112b on the two sides of false adhesive laminate 111.
Respectively constituting of double-sided adhesive sheet to present embodiment describes in detail below.
(3-1) false adhesive laminate
False adhesive laminate 111 has: the first light transmission paper base material 111a; The second light transmission paper base material 111b; And it is the first light transmission paper base material 111a and the second light transmission paper base material 111b is peelable and can not be stained with the false bonding coat 111c of ground adherent again.
(3-1-1) light transmission paper base material
Constitute the first light transmission paper base material 111a of false adhesive laminate 111 and the second light transmission paper base material 111b and be base material, have light transmission based on paper pulp.At this, so-called " light transmission " is meant visible light permeability, be meant can see fill in collapsible (See Open I) information on the postcard.Particularly, so-called " light transmission " is meant mist degree (haze) below 90%, preferred 30～80%.
Enumerate the base material identical as the object lesson of the first light transmission paper base material 111a and the second light transmission paper base material 111b with described light transmission paper base material 12.
The first light transmission paper base material 111a can use identical base material with the second light transmission paper base material 111b, also can use different base materials.
(3-1-2) false bonding coat
In addition, identical with described false bonding coat 13, preferably also contain the bounding force conditioning agent among the false bonding coat 111c.The bounding force conditioning agent is dispersed among the false bonding coat 111c, and the cohesive force of false bonding coat 111c is reduced.If in false bonding coat 111c, contain the bounding force conditioning agent, the cohesive force of false bonding coat 111c is reduced, then the first light transmission paper base material 111a and easier the peeling off of the second light transmission paper base material 111b.
Paraffin class, metallic soap, mineral dye and pigment dyestuffs etc. such as polyethylene wax have been enumerated as the bounding force conditioning agent.
The content of the bounding force conditioning agent among the false bonding coat 111c waits suitably according to the cohesive force of the bond strength of the first light transmission paper base material 111a and the second light transmission paper base material 111b and false bonding coat 111c to be determined, preferred 0～90 quality %, more preferably 5～85 quality %, especially preferred 20～80 quality %.
If more than 50mN/25mm, then when not peeling off the first light transmission paper base material 111a and the second light transmission paper base material 111b, the first light transmission paper base material 111a and the second light transmission paper base material 111b can be bonding reliably based on the bond strength of T shape stripping test method.In addition, if based on the bond strength of T shape stripping test method below 1000mN/25mm, then when peeling off the first light transmission paper base material 111a and the second light transmission paper base material 111b, the first light transmission paper base material 111a and the second light transmission paper base material 111b peel off reliably, so the first light transmission paper base material 111a and/or second light transmission paper base material 111b cracky not.
Bond strength based on T shape stripping test method can wait suitably and regulate according to the kind of employed false tackiness agent with based on impregnability, the glue spread of this kind, the time that is applied to applying, drying temperature.
(3-2) bond layer
The caking agent that constitutes the first bond layer 112a and the second bond layer 112b can use the caking agent identical with the caking agent that constitutes bond layer 14.
The first bond layer 112a can use identical caking agent with the second bond layer 112b, also can use different caking agents.
(4) double-sided adhesive sheet of band stripping film
An embodiment to the double-sided adhesive sheet of the band stripping film of present embodiment describes below.
Fig. 5 represents the double-sided adhesive sheet of the band stripping film of present embodiment.The double-sided adhesive sheet 100 of this band stripping film comprises: above-mentioned double-sided adhesive sheet 110; Be layered in the first stripping film 120a on the first bond layer 112a of double-sided adhesive sheet 110; And be layered in the second stripping film 120b on the second bond layer 112b.
(4-1) stripping film
As the first stripping film 120a and the second stripping film 120b, for example can enumerate and have stripping film with base material and be located at the stripping film of stripping film with the peeling agent layer of the first bond layer 112a of base material or the second bond layer 112b side.
As stripping film with base material can use with the stripping film of described stripping film 20 with the identical base material of base material.
Can use the stripper identical as the stripper that constitutes peeling agent layer with the stripper of the peeling agent layer that constitutes described stripping film 20.
The first stripping film 120a can use identical stripping film with the second stripping film 120b, also can use different stripping films.
(4-2) manufacture method
Example of manufacture method to the double-sided adhesive sheet 100 of band stripping film describes below.
In this Production Example, for example at first at the false adhesive coated liquid of the single spreading of the first light transmission paper base material 111a, and remove portion of water as required, form coating layer as false bonding coat 111c.
At this, can use and be coated on as false adhesive coated liquid on the single face of shielding plate 11 described false adhesive coated liquid phase with coating fluid.If all solid component concentrations in the false adhesive coated liquid are in 10～70 quality % scopes, then coating fluid is to the minimizings such as infiltration of the first light transmission paper base material 111a, the false bonding coat 111c that obtains to peel off stability higher.
Can use and the identical method of coating process as the coating process of false adhesive coated liquid to the false adhesive coated liquid of single spreading of shielding plate 11.
Glue spread preferred 0.5～10g/m with drying coated amount of false adhesive coated liquid
2, more preferably 1～5g/m
2If the glue spread of false adhesive coated liquid with drying coated amount at 0.5g/m
2More than, the false bonding coat 111c that then obtains can have false binding property fully, if glue spread is at 10g/m
2Below, then peel off enterprising line item or the printings such as personal information that filling in easily the back.
Then, behind the stacked second light transmission paper base material 111b on the coating layer as false bonding coat 111c, carry out drying as required and moisture is removed fully, form false bonding coat 111c, thereby obtain false adhesive laminate 111.For example enumerated as drying means and to have utilized hot blast to carry out drying, utilize infrared ray radiation to carry out drying etc.
Then,, the first bond layer 112a and the second bond layer 112b are set after the drying, obtain double-sided adhesive sheet 110 respectively at the two sided coatings caking agent of false adhesive laminate 111.And, the stacked first stripping film 120a on the first bond layer 112a of double-sided adhesive sheet 110, the stacked second stripping film 120b obtains the double-sided adhesive sheet 100 with stripping film on the second bond layer 112b.
The double-sided adhesive sheet 100 of band stripping film also can be made by the method beyond the above-mentioned Production Example.
In other Production Examples of the double-sided adhesive sheet 100 of being with stripping film, the second bond layer 112b at first is set on the second stripping film 120b, on the second bond layer 112b, paste the second light transmission paper base material 111b.Then, the false adhesive coated liquid of coating forms the coating layer as false bonding coat 111c on the second light transmission paper base material 111b, and the first light transmission paper base material 111a after drying of fitting on described coating layer forms false bonding coat 111c.Then, the first bond layer 112a and the first stripping film 120a are set on the first light transmission paper base material 111a successively, thereby make the double-sided adhesive sheet 100 of band stripping film.
In addition, the double-sided adhesive sheet 100 of band stripping film also can be made by following Production Example: be produced on the first stripping film 120a and be provided with the adhesive sheet of the first bond layer 112a and the adhesive sheet that is provided with the second bond layer 112b on the second stripping film 120b, these adhesive sheets are sticked on respectively by the first bond layer 112a or the second bond layer 112b on the face of both sides of false adhesive laminate 111.
(4-3) using method
Example to the using method of the double-sided adhesive sheet 100 of above-mentioned band stripping film describes below.This makes use-case is to utilize the double-sided adhesive sheet 100 of above-mentioned band stripping film that collapsible postcard is closed with false tacky state with base material and the example of making the collapsible postcards of two foldings.
Originally make in the use-case, at first, filling in personal information etc. with the filling among the hurdle 200c of medial surface 200b of base material 200a being located at collapsible postcard as the client who sends the people.Then, with being with the second stripping film 120b of the double-sided adhesive sheet 100 of stripping film to peel off, the second bond layer 112b is exposed from the second bond layer 112b.And the form of utilizing this second bond layer 112b that exposes to fill in hurdle 200c with covering is pasted the double-sided adhesive sheet 100a (with reference to Fig. 6) of the band stripping film of residual the first stripping film 120a.Then, the first stripping film 120a is peeled off from double-sided adhesive sheet 110, the first bond layer 112a is exposed.
Then, as shown in Figure 7 that collapsible postcard is folding along broken line L with base material 200a, the part 200d that does not paste double-sided adhesive sheet 110 of medial surface 200b is sticked on the first bond layer 112a.Thus, as shown in Figure 8, obtain utilizing that double-sided adhesive sheet 110 closes, personal information etc. is by hidden collapsible postcard 200.And, under this state, to the collapsible postcards 200 of mailing such as enterprise of receiving the people as neck.
On the other hand, receive enterprise that utilizes the collapsible postcard 200 that double-sided adhesive sheet 110 closes etc., the part 200e (with reference to Fig. 8) that sticks on the first bond layer 112a with base material 200a catches with collapsible postcard, draws back from the part 200f (with reference to Fig. 8) that sticks on the second bond layer 112b.Thus, make false bonding coat 111c splitting, as shown in Figure 9, make collapsible postcard 200 be in open mode.And, under the state that collapsible postcard 200 is opened, read by the second light transmission paper base material 111b and the second bond layer 112b and to fill in personal information of filling among the hurdle 200c etc.In addition, the enterprising line item or the printings such as personal information of filling in as required.
Moreover, under the state that collapsible postcard 200 is opened, false bonding coat behind residual splitting on the first light transmission paper base material 111a and the second light transmission paper base material 111b, but usually because the false bonding coat that remains on the first light transmission paper base material 111a and the second light transmission paper base material 111b is thinner, so can influence record or the printing of on the personal information of filling in etc., carrying out hardly.
The using method of the double-sided adhesive sheet 100 of band stripping film is not limited to be applied in the example on the above-mentioned two collapsible postcards of rolling over, and the double-sided adhesive sheet 100 of band stripping film also can be applicable on the collapsible postcards of three foldings, the four collapsible postcards of rolling over etc.In addition, the double-sided adhesive sheet 100 of band stripping film is not limited to be applied on the collapsible postcard, also can be applicable on the above paper of two foldings (for example survey paper etc.) etc.
In the double-sided adhesive sheet 100 of the band stripping film of the foregoing description, be paper base material owing to remain on the collapsible postcard etc., so can easily write down or typewrite.Especially also can utilize aqueous ink to write down or print, can easily utilize ink-jet recording to print.In addition, if use the double-sided adhesive sheet of band stripping film, then can guarantee the recirculation of collapsible postcard etc.And, owing to be paper base material,, can easily destroy and discard with hand so hand is destructive outstanding.
In addition, the first light transmission paper base material 111a and the second light transmission paper base material 111b are bonding by false bonding coat 111c, in case after the first light transmission paper base material 111a and the second light transmission paper base material 111b peeled off then can not be stained with again, so can stay evidence if the third party peels off both then.Therefore, if use the double-sided adhesive sheet 100 of band stripping film when closing collapsible postcard, collapsible postcard is sent to enterprise etc. under the state that closes, then can confirm not seen personal information by the third party.In addition, can prevent the third party to open collapsible postcard wrongly.
In addition, because false bonding coat 111c is by the formation of wet type laminating, so have stable false binding property.Therefore, opening collapsible postcard 200 isochronous peeling forces stablizes.This is because when opening collapsible postcard 200 grades, produce splitting at false bonding coat 111c, so the peeling force that the binding property of false bonding coat 111c and the first light transmission paper base material 111a and the second light transmission paper base material 111b is difficult when influencing the first light transmission paper base material 111a and the second light transmission paper base material 111b and peeling off.
Moreover, in the double-sided adhesive sheet 100 of above-mentioned band stripping film, at the first bond layer 112a and the second bond layer 112b stacked stripping film on both, but but the also form of stacked stripping film on a bond layer only.
Industrial utilizability:
Of the present invention hidden with adhesive sheet and with stripping film hidden with adhesive sheet can be easily In the enterprising line item of the information of filling in or printing, and can with shielding plate and as hyaline layer thoroughly The photosensitiveness paper base material is stably false bonding.
In addition, double-sided adhesive sheet of the present invention and can be easily with the double-sided adhesive sheet of stripping film In enterprising line item or the printings such as personal information of filling in, in addition, can guarantee collapsible bright letter The recirculation of sheet etc., and can hyaline layer is to each other stably false bonding.
Symbol description
1 hidden with the adhesive sheet 10 hidden adhesive sheets of using with stripping film
11 shielding plates, 12 light transmission paper base materials
13 false adhesive layer 14 bond layers
20 stripping films 100 are with the double-sided adhesive sheet of stripping film
The collapsible postcard base material of 200 collapsible postcard 200a
200b medial surface 200c fills in the hurdle
110 double-sided adhesive sheets, 111 false adhesive laminate
The 111a first light transmission paper base material 111b second light transmission paper base material
The false adhesive layer 112a of 111c first bond layer
The 112b second bond layer 120a first stripping film
120b second stripping film
Claims (4)
1. hidden adhesive sheet of using, it is characterized in that, comprise: shielding plate, light transmission paper base material, shielding plate and light transmission paper base material is peelable and can not be stained with the false bonding coat of ground adherent again and be located at bond layer on the face of a side opposite with false bonding coat of light transmission paper base material
False bonding coat forms by the wet type laminating.
2. the hidden adhesive sheet of using with stripping film is characterized in that, comprising: the described hidden adhesive sheet of using of claim 1; And be layered in described hidden with the stripping film on the bond layer of adhesive sheet.
3. double-sided adhesive sheet, it is characterized in that, comprise false adhesive laminate and be located at bond layer on the two sides of described false adhesive laminate, described false adhesive laminate have the pair of light-transmissive paper base material and with described pair of light-transmissive paper base material peelable to each other and can not be stained with again the false bonding coat of ground adherent
The false bonding coat of false adhesive laminate forms by the wet type laminating.
4. the double-sided adhesive sheet with stripping film is characterized in that, comprising: the described double-sided adhesive sheet of claim 3; And be layered in stripping film on one or two bond layer of described double-sided adhesive sheet.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-176300 | 2006-06-27 | ||
| JP2006176299A JP4871038B2 (en) | 2006-06-27 | 2006-06-27 | Concealing adhesive sheet and concealing adhesive sheet with release sheet |
| JP2006176299 | 2006-06-27 | ||
| JP2006176300 | 2006-06-27 | ||
| JP2006176300A JP2008007535A (en) | 2006-06-27 | 2006-06-27 | Double-sided adhesive sheet and double-sided adhesive sheet with releasing sheet |
| JP2006-176299 | 2006-06-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101096578A true CN101096578A (en) | 2008-01-02 |
| CN101096578B CN101096578B (en) | 2012-07-04 |
Family
ID=39010667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710123002XA Expired - Fee Related CN101096578B (en) | 2006-06-27 | 2007-06-25 | Concealing adhesive sheet, concealing adhesive sheet having release sheet, double sided adhesive sheet, and double sided adhesive sheet having release sheet |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4871038B2 (en) |
| CN (1) | CN101096578B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5165471B2 (en) * | 2008-06-06 | 2013-03-21 | 王子タック株式会社 | Adhesive sheet |
| JP5451000B2 (en) * | 2008-07-28 | 2014-03-26 | 王子タック株式会社 | Adhesive sheet |
| JP2010271553A (en) * | 2009-05-22 | 2010-12-02 | Kyodo Printing Co Ltd | Personal information label, information transmission medium, and manufacturing method |
| JP5874138B2 (en) * | 2011-07-12 | 2016-03-02 | 株式会社マイム・コーポレーション | Re-peeling seal with handle |
| CN112164303B (en) * | 2020-08-31 | 2022-06-24 | 昆明和裕胶粘制品有限公司 | Easy-to-tear adhesive label and processing method thereof |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2511415B2 (en) * | 1986-06-27 | 1996-06-26 | 沖電気工業株式会社 | Semiconductor device |
| JPH04229254A (en) * | 1990-12-27 | 1992-08-18 | Kiyoshi Aonuma | Heat bonding laminated paper |
| JP2000033788A (en) * | 1998-07-17 | 2000-02-02 | Daio Paper Corp | Recording sheet |
| JP2000238410A (en) * | 1999-02-24 | 2000-09-05 | Mitsubishi Paper Mills Ltd | Recording sheet and label |
| JP2000326439A (en) * | 1999-03-18 | 2000-11-28 | Oji Paper Co Ltd | Pseudo-adhesive sheet laminate |
| JP4443019B2 (en) * | 2000-10-20 | 2010-03-31 | 大日本印刷株式会社 | Delivery form |
| JP4509359B2 (en) * | 2000-11-15 | 2010-07-21 | 大日本印刷株式会社 | Form with a pasting part |
| JP2004291293A (en) * | 2003-03-26 | 2004-10-21 | Dainippon Printing Co Ltd | Business form for delivery slip |
| US20050230960A1 (en) * | 2004-03-29 | 2005-10-20 | Bilodeau Wayne L | Security label, secured article and method for making the label and article |
-
2006
- 2006-06-27 JP JP2006176299A patent/JP4871038B2/en not_active Expired - Fee Related
-
2007
- 2007-06-25 CN CN200710123002XA patent/CN101096578B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008008943A (en) | 2008-01-17 |
| CN101096578B (en) | 2012-07-04 |
| JP4871038B2 (en) | 2012-02-08 |
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