WO2015037896A1 - 폴리알킬렌 카보네이트를 포함하는 수지 조성물 및 이로부터 제조된 자가 점착성 필름 - Google Patents
폴리알킬렌 카보네이트를 포함하는 수지 조성물 및 이로부터 제조된 자가 점착성 필름 Download PDFInfo
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- WO2015037896A1 WO2015037896A1 PCT/KR2014/008424 KR2014008424W WO2015037896A1 WO 2015037896 A1 WO2015037896 A1 WO 2015037896A1 KR 2014008424 W KR2014008424 W KR 2014008424W WO 2015037896 A1 WO2015037896 A1 WO 2015037896A1
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- self
- film
- adhesive
- resin composition
- adhesive film
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- 239000002313 adhesive film Substances 0.000 title claims abstract description 44
- 239000011342 resin composition Substances 0.000 title claims abstract description 38
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 title claims abstract description 34
- 229920001281 polyalkylene Polymers 0.000 title claims abstract description 33
- 230000001070 adhesive effect Effects 0.000 claims abstract description 56
- 239000000853 adhesive Substances 0.000 claims abstract description 50
- 239000011521 glass Substances 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 229920003023 plastic Polymers 0.000 claims abstract description 6
- 239000004033 plastic Substances 0.000 claims abstract description 6
- -1 polyethylene carbonate Polymers 0.000 claims description 24
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 23
- 125000004432 carbon atom Chemical group C* 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 12
- 238000012360 testing method Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- 230000032683 aging Effects 0.000 claims description 9
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 8
- 125000003118 aryl group Chemical group 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 125000003342 alkenyl group Chemical group 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 229920000379 polypropylene carbonate Polymers 0.000 claims description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- 210000000056 organ Anatomy 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 11
- 239000004014 plasticizer Substances 0.000 description 11
- 229920005989 resin Polymers 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000004840 adhesive resin Substances 0.000 description 4
- 229920006223 adhesive resin Polymers 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000002924 oxiranes Chemical class 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RBACIKXCRWGCBB-UHFFFAOYSA-N 1,2-Epoxybutane Chemical compound CCC1CO1 RBACIKXCRWGCBB-UHFFFAOYSA-N 0.000 description 1
- GELKGHVAFRCJNA-UHFFFAOYSA-N 2,2-Dimethyloxirane Chemical compound CC1(C)CO1 GELKGHVAFRCJNA-UHFFFAOYSA-N 0.000 description 1
- PQXKWPLDPFFDJP-UHFFFAOYSA-N 2,3-dimethyloxirane Chemical compound CC1OC1C PQXKWPLDPFFDJP-UHFFFAOYSA-N 0.000 description 1
- BCJPEZMFAKOJPM-UHFFFAOYSA-N 2-ethyl-3-methyloxirane Chemical compound CCC1OC1C BCJPEZMFAKOJPM-UHFFFAOYSA-N 0.000 description 1
- NJWSNNWLBMSXQR-UHFFFAOYSA-N 2-hexyloxirane Chemical compound CCCCCCC1CO1 NJWSNNWLBMSXQR-UHFFFAOYSA-N 0.000 description 1
- SYURNNNQIFDVCA-UHFFFAOYSA-N 2-propyloxirane Chemical compound CCCC1CO1 SYURNNNQIFDVCA-UHFFFAOYSA-N 0.000 description 1
- GJEZBVHHZQAEDB-UHFFFAOYSA-N 6-oxabicyclo[3.1.0]hexane Chemical compound C1CCC2OC21 GJEZBVHHZQAEDB-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- GXBYFVGCMPJVJX-UHFFFAOYSA-N Epoxybutene Chemical compound C=CC1CO1 GXBYFVGCMPJVJX-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- VKEQBMCRQDSRET-UHFFFAOYSA-N Methylone Chemical compound CNC(C)C(=O)C1=CC=C2OCOC2=C1 VKEQBMCRQDSRET-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- AWMVMTVKBNGEAK-UHFFFAOYSA-N Styrene oxide Chemical compound C1OC1C1=CC=CC=C1 AWMVMTVKBNGEAK-UHFFFAOYSA-N 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- OGFYIDCVDSATDC-UHFFFAOYSA-N silver silver Chemical compound [Ag].[Ag] OGFYIDCVDSATDC-UHFFFAOYSA-N 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- 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
- C09J169/00—Adhesives based on polycarbonates; Adhesives based on derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
-
- 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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
- C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
-
- 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
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
-
- 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
- C09J2469/00—Presence of polycarbonate
Definitions
- Resin composition comprising polyalkylene carbonate and self-adhesive film prepared therefrom
- the present invention relates to a resin composition for self-adhesive film containing polyalkylene carbonate, and a self-adhesive film produced therefrom.
- Self-adhesive film is a film that can be repeatedly attached and detached without the use of an adhesive due to the adhesive force itself as a film itself, it is widely used in advertising films, decorative films, electronic component protective film.
- Polyethylene, pulley propylene, ethylene vinyl acetate, and the like are mainly used as a base resin for the production of such self-adhesive films, and in order to impart adhesive strength and flexibility, tackifiers and plasticizers are used.
- the self-adhesive film leaves a residue (adhesive component, oil, etc.) on the surface of the adherend during repeated attachment and desorption processes, which may cause contamination of the adherend.
- the previous self-adhesive film not only had a limit in securing a sufficient adhesive strength, but also had a limit in that it was difficult to secure stable adhesive performance, such as a sudden change in adhesive force depending on ambient temperature and humidity conditions.
- the present invention can exhibit excellent adhesive strength with respect to adherends of various materials, but does not leave residue upon repeated use.
- the self-adhesive property enables the expression of stable adhesive properties due to a low rate of change in adhesive strength due to changes in temperature and humidity conditions. It is for providing a film.
- the present invention is to provide a resin composition for a self-adhesive film to enable the production of such a self-adhesive film and to control the adhesive strength in a wider range.
- a resin composition for self-adhesive film comprising a polyalkylene carbonate and ethylene carbonate comprising a repeating unit represented by the following formula (1):
- R 1 to R 4 are each independently hydrogen, a linear or branched alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, an alkenyl group having 2 to 20 carbon atoms or a cycloalkyl group having 3 to 20 carbon atoms; At least two of R 1 to R 4 may be linked to each other to form a cycloalkyl group having 3 to 10 carbon atoms; n is an integer of 10 to 1,000.
- the resin composition may include the polyalkylene carbonate, and 1 to 20 increase ./. Of ethylene carbonate at 80 to 99 weight 0 /.
- the polyalkylene carbonate may be one having a weight average molecular weight of 10,000 to 1,000,000.
- the polyalkylene carbonate may be polyethylene carbonate, polypropylene carbonate, or a combination thereof.
- the self-adhesive film formed from the said resin composition is provided.
- the self-adhesive film has an adhesive strength of 10 to 70 according to a 180 degree peel test performed on a glass substrate under a temperature of (20 ⁇ 5) ° C. and a relative humidity condition of (50 ⁇ 2)%. It can be g / inch.
- the self-adhesive film may satisfy the relationship of the following formula 1:
- a 0 represents the adhesive strength (g / inch) of the film according to a 180 degree peel test performed on a glass substrate under a temperature of (20 ⁇ 5) ° C. and a relative humidity of (50 ⁇ 2)%,
- a 85 is applied to a film attached to the glass substrate at a temperature of (85 ⁇ 5) ° C. and
- the self-adhesive film may be used for protecting the surface of the adherend of the glass
- the self-adhesive film according to the present invention can exhibit excellent adhesive strength with respect to adherends of various materials, it does not leave residue on the surface of the adherend during repeated use, and in particular, the rate of change of the adhesive strength according to the change of temperature and humidity conditions is low. It can exhibit more stable adhesive properties in various environments.
- the self-adhesive film can be easily adjusted in a wider range of adhesive strength, it can be usefully used as a surface protection film for the adherend of various materials such as glass, metal or plastic.
- the meaning of "included” as used in the specification specifies a specific characteristic, region, integer, step, operation, element or component, excluding the addition of other specific characteristic, region, integer, step, operation, element, or component. It is not meant to be.
- a film prepared from a resin composition containing polyalkylene carbonate as a base resin and ethylene carbonate as a plasticizer may exhibit adhesiveness with the film itself without a separate tackifier.
- the film formed therefrom does not leave residue on the surface of the adherend.
- the film formed from the resin composition has a low rate of change in adhesive strength according to changes in temperature and humidity conditions, and thus may exhibit more stable adhesive properties in various environments.
- a resin composition for a self-adhesive film comprising a polyalkylene carbonate and an ethylene carbonate comprising a repeating unit represented by the following Formula 1 is provided:
- R 1 to R 4 are each independently hydrogen, a linear or branched alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, an alkenyl group having 2 to 20 carbon atoms or a cycloalkyl group having 3 to 20 carbon atoms; At least two of R 1 to R 4 may be linked to each other to form a cycloalkyl group having 3 to 10 carbon atoms; n is an integer of 10 to 1,000.
- Polyalkylene carbonate is an amorphous polymer containing a repeating unit represented by the formula (1), it is included in the resin composition as a base resin.
- the resin composition comprising the polyalkylene carbonate and ethylene carbonate as a plasticizer is remarkably excellent. Since the adhesive strength can be exhibited, it is suitable for forming into a self-adhesive film for surface protection against adherends of various materials such as glass, metal or plastic. In particular, previous self-adhesive resin compositions or films have a high temperature (eg
- the self-adhesive resin composition according to the embodiment of the present invention includes polyalkylene carbonate and ethylene carbonate, so that the change in adhesive strength can be minimized even when exposed to an environment of high temperature and high humidity, and thus more stable adhesion characteristics in various environments. Can be represented.
- polyalkylene carbonate is biodegradable, unlike an aromatic polycarbonate, which is a similar series of engineering plastics, and has an environmentally friendly advantage in that it is completely decomposed into carbon dioxide and water and has no carbon residue.
- Such polyalkylene carbonate can be obtained through copolymerization using an epoxide compound and carbon dioxide as monomers in the presence of an organometallic catalyst.
- the epoxide-based compound is ethylene oxide, propylene oxide, 1-butene oxide, 2-butene oxide, isobutylene oxide, 1-pentene oxide, 2-pentene oxide, 1-nuxene oxide, 1-octene oxide, cyclo Pentene oxide, cyclonuxene oxide, styrene oxide or butadiene monooxide, or the like, or two or more of various epoxide-based compounds selected from them.
- Such polyalkylene carbonate may be a single polymer comprising a repeating unit represented by the formula (1); Or a copolymer including two or more repeating units belonging to the category of Formula 1, or It may be a copolymer including an alkylene oxide-based repeating unit and the like together with the repeating unit represented.
- polyalkylene carbonate is at least one kind of the repeating unit represented by the formula (1) from about 40 mole 0/0, preferably from about 60 mole 0 / It may be a polymer containing 0 or more, more preferably about 80 mol 0/0 or more.
- R 1 to R 4 are each independently hydrogen, a linear or branched alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, an alkenyl group having 2 to 20 carbon atoms, or A cycloalkyl group having 3 to 20 carbon atoms; At least two of R 1 to R 4 may be linked to each other to form a cycloalkyl group having 3 to 10 carbon atoms. In this case, R 1 to R 4 may be selected as an appropriate functional group in consideration of mechanical properties or biodegradability of the polyalkylene carbonate to be finally obtained.
- the functional group is hydrogen or a functional group having a relatively small carbon number may be more advantageous in terms of biodegradability
- when the functional group having a relatively large carbon number may be advantageous in terms of mechanical properties such as the strength of the resin.
- polyethylene carbonate is biodegraded faster than polypropylene carbonate (noue et ai. Chem. Pharm. Bull, Jpn, 1983, 31, 1400; Ree et al. Catalysis Today, 2006, 11 5, 288-294).
- the resin composition according to the embodiment of the present invention includes polyethylene carbonate, polypropylene carbonate, or a mixture thereof as the polyalkylene carbonate.
- the degree of polymerization ⁇ of the repeating unit represented by the formula (1) may be 10 to 1,000, preferably 50 to 500.
- the polyalkylene carbonate including the repeating unit may have a weight average molecular weight of about 10,000 to about 1,000,000, preferably about 50,000 to about 500,000.
- the molded article obtained therefrom may exhibit biodegradability together with mechanical properties such as appropriate strength.
- the resin composition for self-adhesive films according to the present invention contains ethylene carbonate as a plasticizer.
- ethylene carbonate has excellent compatibility with the aforementioned polyalkylene carbonate, and does not leave a residue on the surface of the adherend when the film is formed, and the adhesive strength of the composition according to the content Make it easier to adjust over a wide range.
- a tackifier such as petroleum resin, rosin-based resin, etc. was added to the self-adhesive resin composition, which is not only poorly compatible with polyalkylene carbonate.
- the wettability improvement effect is insignificant, and problems such as leaving residues on the surface of the adherend may occur, which is not preferable.
- the resin composition according to the embodiment of the present invention includes a single molecule of ethylene carbonate as a plasticizer, ethylene carbonate is excellent adhesion compared to other carbonate-based compounds (for example, propylene carbonate, low molecular weight polyalkylene carbonate, etc.) Enable the expression of properties.
- ethylene carbonate is excellent adhesion compared to other carbonate-based compounds (for example, propylene carbonate, low molecular weight polyalkylene carbonate, etc.) Enable the expression of properties.
- plasticizers in order that the above-described effect of the addition of ethylene carbonate can be expressed sufficiently layer, at least 70 wt. 0 /.
- the plasticizer contained in the composition is preferably an ethylene carbonate.
- the resin composition may include the polyalkylene carbonate, and 1 to 20 parts by weight of ethylene carbonate 0 /. Of 80 to 99 weight 0 /. That is, in order to ensure that the improved adhesive properties of the resin composition resulting from the addition of ethylene carbonate effect as a plasticizer expressed sufficiently layer, ethylene carbonate is greater than or equal to 1% by weight based on the total increase the composition, preferably 3 parts by weight 0/0 or more It may be included as. However, when an excessive amount of plasticizer is added, compatibility with the polyalkylene carbonate, which is the base resin, may be inferior, residues may remain on the adherend due to excessive increase in adhesive force, and the content of the base resin may be relatively reduced.
- the ethylene carbonate is 20% by weight, based on the total increase the composition, preferably 15 parts by weight 0/0, more preferably at most 10 parts by weight 0/0 or less, and more preferably, from 5 parts by weight 0 /. Incorporated below Can be.
- a self-adhesive film formed from the resin composition comprising the aforementioned polyalkylene carbonate and ethylene carbonate.
- the self-adhesive film is formed from the above-described resin composition, it can basically exhibit excellent adhesive strength.
- the self-adhesive film is 10 g / inch upon 180 degree peel test on the glass substrate under a temperature of (20 ⁇ 5) ° C and a relative humidity of (50 ⁇ 2)%
- the above adhesive strength can be shown.
- the adhesive strength is too high, peeling is difficult and the function as the adhesive film may be rather deteriorated, such as a residue remaining on the surface of the adherend.
- the self-adhesive film exhibits an adhesive strength of 70 g / inch or less, or 50 g / inch or less, or 30 g / inch or less, or 15 g / inch or less in the peeling test, thereby exhibiting excellent adhesive properties.
- the self-adhesive film may not only leave a residue on the surface of the adherend during repeated use, but may exhibit physical properties, in particular, to satisfy the relationship of Equation 1 below.
- the self-adhesive film according to the embodiment of the present invention has an absolute value of less than about 30% of the adhesive strength change according to the change of temperature and humidity conditions as shown in Equation 1 below (ie,
- a 0 represents the adhesive strength (g / inch) of the film according to a 180 degree peel test performed on a glass substrate under a temperature of (20 ⁇ 5) ° C. and a relative humidity condition of (50 ⁇ 2)%,
- a 85 is 180 degrees performed under the same conditions as A 0 after aging the film attached to the glass substrate for 2 hours under a temperature of (85 ⁇ 5) ° C. and a relative humidity of (85 ⁇ 2)%. It shows the adhesive strength (g / inch) of the film according to the peel test,
- the method for producing the self-adhesive film is not particularly limited, and conventional methods applied to film forming in the art to which the present invention pertains may be appropriately adopted.
- a film can be obtained by apply
- the thickness of the self-adhesive film is not particularly limited, and may be formed of a film having an appropriate thickness according to the intended use.
- Such a self-adhesive film may be used as a film for surface protection for adherends of various materials such as glass, metal, or plastic.
- adherends of various materials such as glass, metal, or plastic.
- a film having a thickness of about 30 was obtained in the same manner as in Example 1, except that a resin composition containing about 29.1 g of polyethylene carbonate and about 0.9 g of ethylene carbonate was used.
- a film having a thickness of about 30 was obtained in the same manner as in Example 1, except that only the polyethylene carbonate (weight average molecular weight: 250,000) used in Example 1 was used without using ethylene carbonate.
- Adhesive strength after aging (A 85, g / inch): After preparing the same specimen as the initial adhesive strength measurement, the specimen was subjected to constant temperature and humidity conditions of 85 ° C and 85% relative humidity for about 2 hours Aging was left. Subsequently, under a temperature of 23 ° C. and a relative humidity of 48%, a 180-degree peel test was performed by using the adhesion tester, thereby measuring adhesive strength (g / inch) after aging.
- the film according to the examples was found to be the initial adhesive strength of 10 g / inch or more, it was confirmed that the initial adhesive strength improved 30% or more compared to the film of the comparative examples.
- Comparative Example 1 it was observed that water penetrated and swelled in the film during the aging process, and the film of Comparative Examples had a significantly increased rate of change in adhesive strength after aging, which was unstable in accordance with the environment. It was confirmed to represent.
- the films of the examples showed a change rate of the adhesive strength of less than 30% satisfying the relationship of Equation 1 above, and were able to maintain the adhesive properties of about the same as the initial level even after aging under high temperature and high humidity environment.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2016536049A JP6166846B2 (ja) | 2013-09-10 | 2014-09-05 | ポリアルキレンカーボネートを含む樹脂組成物およびこれから製造された自己粘着性フィルム |
US14/442,623 US20160280975A1 (en) | 2013-09-10 | 2014-09-05 | Resin composition including polyalkyene carbonate and a self-adhesive film produced therefrom |
EP14844954.9A EP2949718B1 (en) | 2013-09-10 | 2014-09-05 | Resin composition including polyalkylene carbonate and a self-adhesive film produced therefrom |
CN201480021945.XA CN105143387B (zh) | 2013-09-10 | 2014-09-05 | 包含聚碳酸亚烃酯的树脂组合物及由此生产的自粘膜 |
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KR20130108485 | 2013-09-10 | ||
KR10-2013-0108485 | 2013-09-10 | ||
KR1020140118884A KR101622751B1 (ko) | 2013-09-10 | 2014-09-05 | 폴리알킬렌 카보네이트를 포함하는 수지 조성물 및 이로부터 제조된 자가 점착성 필름 |
KR10-2014-0118884 | 2014-09-05 |
Publications (1)
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WO2015037896A1 true WO2015037896A1 (ko) | 2015-03-19 |
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PCT/KR2014/008424 WO2015037896A1 (ko) | 2013-09-10 | 2014-09-05 | 폴리알킬렌 카보네이트를 포함하는 수지 조성물 및 이로부터 제조된 자가 점착성 필름 |
Country Status (6)
Country | Link |
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US (1) | US20160280975A1 (ko) |
EP (1) | EP2949718B1 (ko) |
JP (1) | JP6166846B2 (ko) |
KR (1) | KR101622751B1 (ko) |
CN (1) | CN105143387B (ko) |
WO (1) | WO2015037896A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180298251A1 (en) * | 2015-06-24 | 2018-10-18 | Lintec Corporation | Pressure-sensitive adhesive and pressure-sensitive adhesive sheet |
US10450485B2 (en) * | 2015-10-13 | 2019-10-22 | Lintec Corporation | Pressure sensitive adhesive sheet |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2018528997A (ja) * | 2015-08-04 | 2018-10-04 | レプソル・ソシエダッド・アノニマRepsol.S.A. | 感圧接着剤のための新規調製物 |
CN109679052B (zh) * | 2019-01-04 | 2021-07-20 | 郑州大学 | 一种地下管道双浆速凝高聚物修复材料及其制备方法 |
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- 2014-09-05 KR KR1020140118884A patent/KR101622751B1/ko active IP Right Grant
- 2014-09-05 WO PCT/KR2014/008424 patent/WO2015037896A1/ko active Application Filing
- 2014-09-05 JP JP2016536049A patent/JP6166846B2/ja active Active
- 2014-09-05 CN CN201480021945.XA patent/CN105143387B/zh active Active
- 2014-09-05 EP EP14844954.9A patent/EP2949718B1/en active Active
- 2014-09-05 US US14/442,623 patent/US20160280975A1/en not_active Abandoned
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180298251A1 (en) * | 2015-06-24 | 2018-10-18 | Lintec Corporation | Pressure-sensitive adhesive and pressure-sensitive adhesive sheet |
US10450485B2 (en) * | 2015-10-13 | 2019-10-22 | Lintec Corporation | Pressure sensitive adhesive sheet |
Also Published As
Publication number | Publication date |
---|---|
JP6166846B2 (ja) | 2017-07-19 |
CN105143387B (zh) | 2017-05-24 |
EP2949718B1 (en) | 2020-11-04 |
EP2949718A1 (en) | 2015-12-02 |
JP2016532756A (ja) | 2016-10-20 |
EP2949718A4 (en) | 2016-10-12 |
US20160280975A1 (en) | 2016-09-29 |
CN105143387A (zh) | 2015-12-09 |
KR20150029583A (ko) | 2015-03-18 |
KR101622751B1 (ko) | 2016-05-19 |
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