WO2016105101A1 - 아크릴계 점착 시트, 의료용 점착 테이프 및 제조방법 - Google Patents
아크릴계 점착 시트, 의료용 점착 테이프 및 제조방법 Download PDFInfo
- Publication number
- WO2016105101A1 WO2016105101A1 PCT/KR2015/014127 KR2015014127W WO2016105101A1 WO 2016105101 A1 WO2016105101 A1 WO 2016105101A1 KR 2015014127 W KR2015014127 W KR 2015014127W WO 2016105101 A1 WO2016105101 A1 WO 2016105101A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- acrylic
- temperature
- adhesive sheet
- sensitive adhesive
- adhesive composition
- Prior art date
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- 239000003522 acrylic cement Substances 0.000 title claims abstract description 82
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims description 38
- 238000004519 manufacturing process Methods 0.000 title claims description 24
- 239000011148 porous material Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 79
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 73
- 239000000203 mixture Substances 0.000 claims description 61
- 238000005187 foaming Methods 0.000 claims description 40
- 229920001187 thermosetting polymer Polymers 0.000 claims description 35
- 239000004925 Acrylic resin Substances 0.000 claims description 32
- 229920000178 Acrylic resin Polymers 0.000 claims description 32
- 239000000178 monomer Substances 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 18
- 239000003431 cross linking reagent Substances 0.000 claims description 16
- 239000004094 surface-active agent Substances 0.000 claims description 16
- 239000004604 Blowing Agent Substances 0.000 claims description 13
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 9
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 7
- 239000002280 amphoteric surfactant Substances 0.000 claims description 3
- 239000003945 anionic surfactant Substances 0.000 claims description 3
- 239000003093 cationic surfactant Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000002736 nonionic surfactant Substances 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 25
- 230000035699 permeability Effects 0.000 description 23
- 210000003491 skin Anatomy 0.000 description 19
- -1 2-ethylhexyl Chemical group 0.000 description 12
- 239000004088 foaming agent Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 230000006378 damage Effects 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 210000000434 stratum corneum Anatomy 0.000 description 6
- 206010052428 Wound Diseases 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000779 smoke Substances 0.000 description 5
- NBOCQTNZUPTTEI-UHFFFAOYSA-N 4-[4-(hydrazinesulfonyl)phenoxy]benzenesulfonohydrazide Chemical compound C1=CC(S(=O)(=O)NN)=CC=C1OC1=CC=C(S(=O)(=O)NN)C=C1 NBOCQTNZUPTTEI-UHFFFAOYSA-N 0.000 description 4
- 238000001879 gelation Methods 0.000 description 4
- 239000000123 paper Substances 0.000 description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- 230000037380 skin damage Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 206010040943 Skin Ulcer Diseases 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 238000001723 curing Methods 0.000 description 3
- 238000002803 maceration Methods 0.000 description 3
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
- 206010053262 Skin swelling Diseases 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- SYELZBGXAIXKHU-UHFFFAOYSA-N dodecyldimethylamine N-oxide Chemical compound CCCCCCCCCCCC[N+](C)(C)[O-] SYELZBGXAIXKHU-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 125000006176 2-ethylbutyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(C([H])([H])*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- SXIFAEWFOJETOA-UHFFFAOYSA-N 4-hydroxy-butyl Chemical group [CH2]CCCO SXIFAEWFOJETOA-UHFFFAOYSA-N 0.000 description 1
- ICGLPKIVTVWCFT-UHFFFAOYSA-N 4-methylbenzenesulfonohydrazide Chemical compound CC1=CC=C(S(=O)(=O)NN)C=C1 ICGLPKIVTVWCFT-UHFFFAOYSA-N 0.000 description 1
- LIFHMKCDDVTICL-UHFFFAOYSA-N 6-(chloromethyl)phenanthridine Chemical compound C1=CC=C2C(CCl)=NC3=CC=CC=C3C2=C1 LIFHMKCDDVTICL-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 239000004156 Azodicarbonamide Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 229940088990 ammonium stearate Drugs 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- JPNZKPRONVOMLL-UHFFFAOYSA-N azane;octadecanoic acid Chemical compound [NH4+].CCCCCCCCCCCCCCCCCC([O-])=O JPNZKPRONVOMLL-UHFFFAOYSA-N 0.000 description 1
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 1
- 235000019399 azodicarbonamide Nutrition 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- VIBDJEWPNNCFQO-UHFFFAOYSA-N ethane-1,1,2-triol Chemical compound OCC(O)O VIBDJEWPNNCFQO-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- SFNALCNOMXIBKG-UHFFFAOYSA-N ethylene glycol monododecyl ether Chemical compound CCCCCCCCCCCCOCCO SFNALCNOMXIBKG-UHFFFAOYSA-N 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- YWFWDNVOPHGWMX-UHFFFAOYSA-N n,n-dimethyldodecan-1-amine Chemical compound CCCCCCCCCCCCN(C)C YWFWDNVOPHGWMX-UHFFFAOYSA-N 0.000 description 1
- BOUCRWJEKAGKKG-UHFFFAOYSA-N n-[3-(diethylaminomethyl)-4-hydroxyphenyl]acetamide Chemical compound CCN(CC)CC1=CC(NC(C)=O)=CC=C1O BOUCRWJEKAGKKG-UHFFFAOYSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 208000037974 severe injury Diseases 0.000 description 1
- 230000009528 severe injury Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229940057950 sodium laureth sulfate Drugs 0.000 description 1
- 229940067741 sodium octyl sulfate Drugs 0.000 description 1
- SXHLENDCVBIJFO-UHFFFAOYSA-M sodium;2-[2-(2-dodecoxyethoxy)ethoxy]ethyl sulfate Chemical compound [Na+].CCCCCCCCCCCCOCCOCCOCCOS([O-])(=O)=O SXHLENDCVBIJFO-UHFFFAOYSA-M 0.000 description 1
- KLYDBHUQNXKACI-UHFFFAOYSA-M sodium;2-[2-(2-tridecoxyethoxy)ethoxy]ethyl sulfate Chemical compound [Na+].CCCCCCCCCCCCCOCCOCCOCCOS([O-])(=O)=O KLYDBHUQNXKACI-UHFFFAOYSA-M 0.000 description 1
- WFRKJMRGXGWHBM-UHFFFAOYSA-M sodium;octyl sulfate Chemical compound [Na+].CCCCCCCCOS([O-])(=O)=O WFRKJMRGXGWHBM-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 125000001273 sulfonato group Chemical class [O-]S(*)(=O)=O 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
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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
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/08—Homopolymers or copolymers of acrylic acid esters
-
- 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]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
-
- 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
- C09J7/26—Porous or cellular plastics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
- A61F13/0246—Adhesive bandages or dressings characterised by the skin-adhering layer
- A61F13/0253—Adhesive bandages or dressings characterised by the skin-adhering layer characterized by the adhesive material
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
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- A—HUMAN NECESSITIES
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- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/425—Porous materials, e.g. foams or sponges
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- 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
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
-
- 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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
-
- 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
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- 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
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
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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
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/262—Alkali metal carbonates
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- 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
- C08K5/16—Nitrogen-containing compounds
- C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
- C08K5/23—Azo-compounds
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- 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
- C08K5/16—Nitrogen-containing compounds
- C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
- C08K5/24—Derivatives of hydrazine
- C08K5/25—Carboxylic acid hydrazides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
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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
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
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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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
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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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
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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
- 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
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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
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/24—Presence of a foam
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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
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/26—Presence of textile or fabric
- C09J2400/263—Presence of textile or fabric in the substrate
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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
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/28—Presence of paper
- C09J2400/283—Presence of paper in the substrate
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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
- C09J2433/00—Presence of (meth)acrylic polymer
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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
- C09J2467/00—Presence of polyester
- C09J2467/005—Presence of polyester in the release coating
Definitions
- An acrylic adhesive sheet, a medical adhesive tape, and a manufacturing method are provided.
- the acrylic adhesive sheet may be laminated on a base sheet to be used as an acrylic adhesive tape or the like.
- an acrylic adhesive tape may be used for medical purposes, for example, a surgical tape, a surgical tape, an adhesive bandage, It can be used as a first aid tape, wound dressing tape, fascia relaxation therapy tape, sports tape, band-aid, etc.
- Such a medical adhesive tape may serve to fix a medical device, a roll bandage, a wound protection dressing material, a wet dressing, a percutaneous absorbent, and the like on the skin.
- the adhesive tape may be formed by applying an adhesive on a base sheet.
- the adhesive itself has a very low moisture permeability, so that moisture generated from the skin may not be discharged when adhered to the skin for a long time, and the stratum corneum of the skin is hydrated by the moisture. Sores or maceration may occur.
- an acrylic pressure-sensitive adhesive sheet that simultaneously realizes excellent breathability, excellent moisture permeability, and excellent durability.
- a medical adhesive tape comprising the acrylic adhesive sheet.
- a method of manufacturing the medical adhesive tape is provided.
- the water vapor transmission rate is formed in a porous structure including a plurality of pores, the water vapor transmission rate at about 24 °C and about 25% RH of about 2,000g / m 2 ⁇ 24h to about 3,500
- An acrylic pressure-sensitive adhesive sheet having a g / m 2 ⁇ 24h and a porosity of about 10% to about 60% is provided.
- the average size of the pores may be about 500nm to about 100 ⁇ m.
- the acrylic adhesive sheet may have a thickness of about 10 ⁇ m to about 100 ⁇ m.
- the acrylic adhesive sheet may be formed into the porous structure by performing the foaming and thermosetting of the aqueous acrylic adhesive composition.
- the aqueous acrylic adhesive composition may include at least one selected from the group consisting of acrylic resins, surfactants, thermal blowing agents, water, other additives, and combinations thereof.
- the aqueous acrylic adhesive composition may further include or may not include a separate crosslinking agent.
- the aqueous acrylic adhesive composition may include about 40% to about 70% by weight of the acrylic resin.
- the aqueous acrylic adhesive composition may include from about 1% to about 10% by weight of the surfactant.
- the surfactant may include at least one selected from the group consisting of cationic surfactants, anionic surfactants, amphoteric surfactants, nonionic surfactants, and combinations thereof.
- the acrylic resin may be formed by polymerizing a copolymerizable monomer component including two or more acrylic monomers, and the content of acrylic acid in the total copolymerizable monomers forming the acrylic resin may be about 0.7 wt% to about 2 wt%.
- the content of methyl methacrylate in the total copolymerizable monomer forming the acrylic resin may be greater than about 0 wt% to about 10 wt%.
- the viscosity of the aqueous acrylic adhesive composition may be about 1,000cp to about 10,000cp at about 25 °C.
- a medical adhesive tape comprising the acrylic adhesive sheet.
- the step of applying an aqueous acrylic pressure-sensitive adhesive composition on a release film was sequentially subjected to foaming and thermosetting at the first temperature T 1 , the second temperature T 2 , the third temperature T 3 and the fourth temperature T 4 .
- Forming an acrylic adhesive sheet on the release film And attaching a substrate on one surface of the acrylic adhesive sheet, wherein the first temperature to the fourth temperature is a first temperature (T 1 ) ⁇ third temperature (T 3 ) ⁇ second temperature
- T 1 first temperature
- T 3 third temperature
- the first temperature may be formed to about 0 °C to about 80 °C.
- the second temperature may be formed to about 150 °C to about 200 °C.
- the third temperature may be formed to about 90 °C to about 120 °C.
- the fourth temperature may be formed to about 30 °C to about 120 °C.
- Foaming and thermosetting at each of the first temperature, the second temperature, the third temperature, and the fourth temperature may be performed for about 0.5 minutes to about 3 minutes.
- the manufacturing method further comprises the step of mixing at least two or more selected from the group consisting of acrylic resins, surfactants, thermal blowing agents, water, other additives, and combinations thereof to form an aqueous acrylic pressure-sensitive adhesive composition;
- a separate crosslinking agent may be further mixed with the acrylic adhesive composition, or may not be further mixed.
- the acrylic pressure-sensitive adhesive sheet and the medical pressure-sensitive adhesive tape can be implemented at the same time excellent breathability, excellent moisture permeability and excellent durability.
- FIG. 1 is a schematic cross-sectional view of a medical adhesive tape according to another embodiment of the present invention.
- Figure 2 is a schematic process flow diagram of a method of manufacturing a medical adhesive tape according to another embodiment of the present invention.
- any configuration is formed on the top (or bottom) of the substrate or on the top (or bottom) of the substrate, not only means that the arbitrary configuration is formed in contact with the top (or bottom) of the substrate, but also the substrate It is not limited to not including other configurations between and any configuration formed on (or under) the substrate.
- the water vapor transmission rate is formed in a porous structure including a plurality of pores, and has a water vapor transmission rate at, for example, about 24 ° C. and about 25% RH, for example, about 2,000 g / m 2.
- An acrylic adhesive sheet having a thickness of 24 h to about 3,500 g / m 2 ⁇ 24 h and a porosity of, for example, about 10% to about 60% is provided.
- the moisture permeability is from about 2,500g / m 2 ⁇ 24h to about 3,500g / m 2 ⁇ 24h, a porosity of from about 30% to about 60% at 24 °C and conditions of about 25% RH of the acrylic pressure-sensitive adhesive sheet have.
- Medical adhesive tapes can usually be formed by applying a pressure-sensitive adhesive on the base sheet, but the pressure-sensitive adhesive itself has a property of significantly lower moisture permeability. As a result, the stratum corneum of the skin may be hydrated and soak or maceration may occur.
- the water vapor permeability of the acrylic pressure-sensitive adhesive sheet is formed at a sufficiently high level, for example, about 2,000 g / m 2 ⁇ 24h or more, specifically about 2,500 g / m 2 ⁇ 24h or more and at the same time porosity
- a sufficiently high level for example, about 2,000 g / m 2 ⁇ 24h or more, specifically about 2,500 g / m 2 ⁇ 24h or more and at the same time porosity
- it is formed at an appropriate level of about 10% to 60%, specifically about 30% to about 60%, and has the advantage of simultaneously achieving excellent breathability, good moisture permeability, and good durability.
- the medical adhesive tape including the acrylic adhesive sheet is more comfortable to wear when attached to the skin, the moisture and the like discharged from the skin is easily discharged to prevent the above-mentioned skin sores or swelling, soaking or Secondary skin damage due to smoke can be effectively prevented.
- acrylic pressure-sensitive adhesive sheet is less irritation to the skin than the case of using the rubber pressure-sensitive adhesive sheet can be implemented excellent stability, while the cost is lower than the case of using the silicone pressure-sensitive adhesive sheet can be implemented excellent economics.
- the porous structure comprises a plurality of pores
- the plurality of pores can be classified into two forms, for example, closed pores or open pores, the porous structure includes each or all of them It can be formed as.
- the closed pores are pores that are not connected to other pores because the walls of the pores are all closed, also referred to as closed cells.
- the open pores are formed of an open structure in which at least a part of the walls of the pores are opened.
- the connected pores may also be referred to as open cells.
- the open pores may be formed by the gas generated from the foaming agent in the foaming composition, etc. in the process of foaming the foaming composition, the bubble continues to grow and then burst, specifically, the bubble As bubbles grow, the bubble walls between the neighboring bubbles and the isolators become thinner and the bubbles may rupture due to bursting or tearing of the bubble walls.
- the average size of the pores may be, for example, about 500 nm to about 100 ⁇ m, specifically 1 ⁇ m to 100 ⁇ m.
- the average size may mean an average diameter.
- the acrylic adhesive sheet may have a thickness of about 10 ⁇ m to about 100 ⁇ m.
- a thickness within the above range can implement excellent adhesiveness without excessively increasing the thickness of the medical adhesive tape formed by including it, it can also perform a sufficient role to protect the wound or wound.
- the acrylic adhesive sheet when the acrylic adhesive sheet has a thickness less than about 10 ⁇ m, it may be difficult to form a sheet having a porous structure, and when the thickness of the acrylic adhesive sheet is greater than about 100 ⁇ m, the thermosetting reaction may be difficult to proceed to a sufficiently uniform level as a whole.
- the acrylic adhesive sheet may be formed into the porous structure by performing the foaming and thermosetting of the aqueous acrylic adhesive composition.
- the acrylic resin having a large weight average molecular weight, etc. in the process of drying water by thermosetting or the like, the acrylic resins are entangled with each other so that a gel structure can be easily formed and gelation can proceed effectively. have.
- the aqueous acrylic adhesive composition may include at least one selected from the group consisting of acrylic resins, surfactants, thermal blowing agents, water, other additives, and combinations thereof.
- the acrylic resin may be formed by polymerizing a copolymerizable monomer component including two or more acrylic monomers.
- the copolymerizable monomer component may include at least one selected from the group consisting of, for example, an alkyl group-containing (meth) acrylate, a hydroxy group-containing (meth) acrylate, a carboxyl group-containing (meth) acrylate, and a combination thereof.
- the said copolymerizable monomer component is methyl (meth) acrylate, ethyl (meth) acrylate, n-propyl (meth) acrylate, isopropyl (meth) acrylate, n-butyl (meth) acrylate, for example.
- the acrylic resin may be formed by polymerization of a copolymerizable monomer component including acrylic acid.
- the content of the acrylic acid in the total copolymerizable monomer forming the acrylic resin may be, for example, about 0.7 wt% to about 2 wt%.
- acrylic acid in an amount within the above range, the viscosity of the aqueous acrylic pressure-sensitive adhesive composition may be properly adjusted to simultaneously realize excellent substrate adhesion and excellent peeling force.
- the copolymerizable monomer component may further include methyl methacrylate as a soft type monomer.
- the content of the methyl methacrylate in the total copolymerizable monomer forming the acrylic resin may be, for example, greater than about 0 wt% to about 10 wt%. Since the methyl methacrylate has a foaming space that can be expanded due to the structure in which the methyl group is bonded to alpha carbon, the foaming space can be sufficiently secured by including a content within the above range, and the acrylic adhesive sheet has sufficiently high moisture permeability. And it can be easily formed into a porous structure having an appropriate porosity.
- the acrylic resin may have a weight average molecular weight of, for example, about 5,000,000 g / mol or more, and specifically about 5,000,000 g / mol to about 10,000,000 g / mol, but is not limited thereto.
- the gel structure can be easily formed in a process of drying water without a crosslinking agent, and thus the acrylic adhesive sheet may not include a crosslinking agent.
- the acrylic adhesive sheet may not include a crosslinking agent.
- less than about 5,000,000 g / mol must include a cross-linking agent to be necessary to proceed to the extent that gelation is necessary, it can be difficult to easily form pores by the gas while the densely cross-linking is formed.
- the aqueous acrylic adhesive composition may include about 40% to about 70% by weight of the acrylic resin.
- the porous structure of the acrylic pressure-sensitive adhesive sheet by foaming and thermosetting to include a content in the range to adjust the viscosity of the acrylic pressure-sensitive adhesive composition to an appropriate level to have a sufficiently high moisture permeability and an appropriate porosity to achieve the acrylic pressure-sensitive adhesive sheet Can be formed.
- the aqueous acrylic adhesive composition may include about 20% to about 50% by weight of water. By including the content within the above range can be appropriately adjusted the viscosity of the aqueous acrylic pressure-sensitive adhesive composition.
- the other additives may include, for example, at least one selected from the group consisting of a curing agent, a wetting agent, an antifoaming agent, a neutralizing agent, a thickener, a molecular weight adjusting agent, an emulsifier, a tackifier, an aqueous ammonia solution, and a combination thereof. It is not limited to this.
- the peeling force of the said acrylic adhesive sheet can be suitably adjusted using a zinc oxide hardening
- the aqueous ammonia solution is used as a stabilizer of the aqueous acrylic pressure-sensitive adhesive composition, it is possible to prevent the phenomenon that the physical properties of the aqueous acrylic pressure-sensitive adhesive composition is changed sharply when water is added to adjust the viscosity and the like.
- the aqueous acrylic pressure-sensitive adhesive composition may include the surfactant, and may include from about 1% by weight to about 10% by weight.
- the surfactant By including the content within the above range in the process of foaming and thermosetting, it is possible to dissolve the gas generated from the thermal blowing agent in the aqueous acrylic pressure-sensitive adhesive composition to an appropriate level, whereby the acrylic pressure-sensitive adhesive sheet has a sufficiently high moisture permeability and an appropriate porosity It may be formed into a porous structure.
- the surfactant may include, for example, at least one selected from the group consisting of cationic surfactants, anionic surfactants, amphoteric surfactants, nonionic surfactants, and combinations thereof, and, for example, alkyl Alkyl Sulfate, Alkyl aryl sulfate, Alkyl aryl Sulfonate, Phosphate, Alpha Olefin Sulfonate, Ammonium Laureth Sulfate, Ammonium Laureth Ether Sulfate, Ammonium Stearate, Sodium Laureth Sulfate, Sodium Octyl Sulfate, Sodium Tridecyl Ether Sulfate , Triethanolamine Lauryl Sulfate, Disodium Oleate, Alkyl Ether Sulfate (Alkyl ether sulfate), sodium tri-oxyethylene lauryl ether sulfate (SLES), lauryl dimethyl amine oxide (Dimethyl lauryl amine oxide), and at
- the surfactant may include a silicone-based surfactant, a fluorine-based surfactant, or both, and thus, it is possible to more easily dissolve bubbles in the acrylic adhesive composition, and as a specific kind, polyalkylene Polyalkyleneoxidemethylsiloxane Copolymer, Aminomodified Silicone-polyether Copolymer, Perfluorinated Surfactant, Perfluorinated Sulfonate and Combinations thereof It may include at least one selected from.
- the aqueous acrylic adhesive composition may include about 0.1 parts by weight to about 5.0 parts by weight of the thermal blowing agent based on 100 parts by weight of the acrylic resin.
- the aqueous acrylic pressure-sensitive adhesive composition can realize the excellent moisture permeability and excellent durability at the same time the acrylic pressure-sensitive adhesive sheet.
- the thermal blowing agent may be, for example, an organic blowing agent, and specifically, azo dicarbon amide, p, p'-oxybisbenzenesulfonyl hydrazide (p, p'-Oxybis (benzenesulfonyl hydrazide) )), p-toluenesulfonyl hydrazide, sodium bicarbonate, and combinations thereof.
- the organic blowing agent may be decomposed by, for example, heat treatment at a high temperature of about 150 ° C. to about 180 ° C. for about 10 minutes or less, thereby preventing damage to acrylic monomers, acrylic resins, and the like, and reducing gases such as nitrogen. May cause foaming.
- the inorganic blowing agent may be decomposed only by heat treatment at a high temperature of about 200 ° C. for about 10 minutes or less, and may damage acrylic monomers, acrylic resins, and the like.
- the aqueous acrylic adhesive composition may further include or may not include a separate crosslinking agent.
- the gelation can be easily proceeded without a separate crosslinking agent, and thus, unlike the general crosslinking process by the crosslinking agent, a large number of pores are easily facilitated by the gas generated from the thermal foaming agent. It can be formed, it is possible to effectively form a porous structure excellent in moisture permeability.
- the aqueous acrylic pressure-sensitive adhesive composition may include a separate crosslinking agent, it is possible to reduce the peeling force of the acrylic pressure-sensitive adhesive sheet.
- the crosslinking agent may use a kind known in the art, and is not particularly limited.
- the viscosity of the aqueous acrylic pressure-sensitive adhesive composition may be about 1,000cp to about 10,000cp at about 25 °C.
- the moisture-permeability and porosity of the acrylic pressure-sensitive adhesive sheet having a porous structure formed by foaming and thermosetting the aqueous acrylic pressure-sensitive adhesive may be properly harmonized to simultaneously realize excellent moisture permeability and excellent durability.
- the acrylic pressure-sensitive adhesive sheet has excellent breathability, excellent moisture permeability, and excellent durability when attached to the skin, further improves the wearing comfort, and easily discharges moisture from the skin, so that the above-mentioned skin sores or It can be effectively applied to the use of medical adhesive tape because it can be prevented, such as to prevent the second skin damage caused by soak or smoke.
- a medical adhesive tape comprising the acrylic adhesive sheet.
- the acrylic adhesive sheet is as described above in one embodiment.
- the medical adhesive tape 100 includes a substrate and the acrylic adhesive sheet 110 laminated on one surface of the substrate 120.
- the moisture-permeability of the acrylic pressure-sensitive adhesive sheet 110 is formed at a sufficiently high level, for example, about 2,000 g / m 2 ⁇ 24h or more, specifically about 2,500 g / m 2 ⁇ 24h or more, and at the same time porosity.
- it is formed at an appropriate level of about 10% to 60%, specifically, about 30% to about 60%, and has the advantage of simultaneously achieving excellent moisture permeability and excellent durability.
- the medical adhesive tape 100 including the acrylic adhesive sheet 110 is more comfortable to wear when attached to the skin, the moisture discharged from the skin is easily discharged, such as the sores or smoke of the skin described above This prevents, and can effectively prevent the secondary skin damage caused by soak or smoke.
- the substrate 120 may be formed of a material including at least one selected from the group consisting of organic fibers or inorganic fibers, woven or non-woven fabrics, paper, and combinations thereof, but is not limited thereto.
- the thickness of the substrate 120 may be, for example, about 50 ⁇ m to 200 ⁇ m, but is not limited thereto. By having the thickness within the above range, the acrylic adhesive sheet 110 can be sufficiently supported without excessively increasing the thickness of the medical adhesive tape 100.
- the acrylic adhesive sheet 110 may have a thickness of about 10 ⁇ m to about 100 ⁇ m.
- a thickness within the above range can implement excellent adhesiveness without excessively increasing the thickness of the medical pressure-sensitive adhesive tape 100, it is also possible to fully perform the role of protecting the affected area.
- the manufacturing method is the step of applying an aqueous acrylic pressure-sensitive adhesive composition on a release film (S1);
- the applied aqueous acrylic pressure-sensitive adhesive composition was sequentially subjected to foaming and thermosetting at the first temperature T 1 , the second temperature T 2 , the third temperature T 3 and the fourth temperature T 4 .
- T 1 first temperature
- T 3 third temperature
- the above-described acrylic pressure-sensitive adhesive sheet in one embodiment and the medical pressure-sensitive adhesive tape described in another embodiment may be manufactured.
- the manufacturing method is performed by adjusting the temperature conditions at predetermined time intervals during the foaming and thermosetting, so that the acrylic adhesive sheet included in the medical adhesive tape manufactured by the manufacturing method is subjected to a high temperature process.
- the application time is appropriately reduced, so that the foaming and thermosetting reaction can proceed sufficiently while effectively preventing damage to the acrylic resin.
- the moisture-permeability of the acrylic pressure-sensitive adhesive sheet produced by the method is formed at a sufficiently high level, for example, about 2,000 g / m 2 ⁇ 24h or more, specifically about 2,500 g / m 2 ⁇ 24h or more, and at the same time porosity For example, it may be formed at an appropriate level of about 10% to 60%, specifically about 30% to about 60%, to simultaneously realize excellent moisture permeability and good durability.
- the medical adhesive tape including the acrylic adhesive sheet is more comfortable to wear when attached to the skin, the moisture and the like discharged from the skin is easily discharged to prevent the above-mentioned skin sores or swelling, soaking or Secondary skin damage due to smoke can be effectively prevented.
- aqueous acrylic adhesive composition and the substrate are as described above in one embodiment.
- an aqueous acrylic pressure-sensitive adhesive composition may be applied onto a release film.
- the release film may be, for example, a thermoplastic film, for example, polyethylene terephthalate (PET) film, but is not limited thereto.
- foaming and thermosetting are sequentially performed at the first temperature T1, the second temperature T2, the third temperature T3 and the fourth temperature T4 with respect to the applied aqueous acrylic adhesive composition.
- the acrylic pressure-sensitive adhesive sheet may be formed on the release film, and the first temperature to the fourth temperature may include a first temperature (T 1 ) ⁇ third temperature (T 3 ) ⁇ second temperature (T 2). ) And third temperature T 3 ⁇ fourth temperature T 4 are satisfied.
- Foaming and thermosetting may be performed at the third temperature (T3) and the fourth temperature (T4).
- the first temperature may be formed to about 0 °C to about 80 °C.
- the thermosetting reaction can proceed properly while volatilizing the solvent contained in the applied aqueous acrylic pressure-sensitive adhesive composition.
- the second temperature may be formed to about 150 °C to about 200 °C.
- the thermal blowing agent can be sufficiently decomposed so that foaming and thermosetting can proceed effectively.
- the third temperature may be formed to about 90 °C to about 120 °C.
- the fourth temperature may be formed at about 30 ° C. to about 120 ° C., and within the above range, the fourth temperature is, as described above, a relationship between third temperature T3 ⁇ fourth temperature T4. Since it satisfies the may be equal to or less than the third temperature. By setting it to the said temperature range, damage of the said acrylic resin can be prevented effectively, even if foaming and thermosetting reaction can fully advance.
- foaming and thermosetting at each of the first temperature, the second temperature, the third temperature and the fourth temperature may be performed for about 0.5 minutes to about 3 minutes.
- the base material may be attached onto one surface of the acrylic adhesive sheet, and may be attached by a method known in the art, for example, may be attached by a known lamination process, but It is not limited.
- the medical adhesive tape may be distributed or sold while the release film is attached, or may be distributed and sold in the form of a roll while the release film is removed.
- aqueous acrylic pressure-sensitive adhesive composition by mixing at least two or more selected from the group consisting of acrylic resins, surfactants, thermal foaming agents, water, other additives and combinations thereof to form an aqueous acrylic pressure-sensitive adhesive composition; have.
- a separate crosslinking agent may be further mixed or not mixed with the aqueous acrylic adhesive composition, and the crosslinking agent is as described above in one embodiment.
- Copolymer comprising 0.7 wt% Acrylic Acid (AA), 3 wt% 2Methyl Methacrylate (MMA), 13 wt% Ethylhexyl Acrylate (EHA), 12 wt% Ethyl Acrylate (EA), and 30 wt% Butyl Acrylate (BA)
- the monomer component was polymerized to form an acrylic resin having a weight average molecular weight of 10,000,000 g / mol.
- the aqueous acrylic pressure-sensitive adhesive composition is applied to a release film made of PET material having a thickness of 75 ⁇ m to 130 ⁇ m, and the first temperature T 1 and the second temperature T 2 are sequentially applied to the applied aqueous acrylic pressure-sensitive adhesive composition. ), At a third temperature (T 3 ) and a fourth temperature (T 4 ), foaming and thermosetting were performed to prepare an acrylic adhesive sheet having a thickness of 70 ⁇ m on the release film.
- the first temperature was 80 ° C.
- the second temperature was 156 ° C.
- the third temperature was 100 ° C.
- the fourth temperature was 60 ° C.
- foaming and thermosetting were performed at each temperature for 3 minutes.
- a medical adhesive tape was prepared by attaching a substrate made of paper on one surface of the acrylic adhesive sheet.
- An aqueous acrylic pressure-sensitive adhesive composition was prepared according to the same conditions and methods as in Example 1.
- the aqueous acrylic pressure-sensitive adhesive composition was applied to a release film made of PET having a thickness of 75 ⁇ m to a thickness of 130 ⁇ m, foaming and thermosetting were performed, and the temperature was kept constant while performing the foaming and thermosetting, Performed for 6 minutes at 180 °C, to prepare a 75 ⁇ m thick acrylic adhesive sheet on the release film.
- a medical adhesive tape was prepared by attaching a substrate made of a paper material to one surface of the acrylic adhesive sheet.
- An aqueous acrylic pressure-sensitive adhesive composition was prepared according to the same conditions and methods as in Example 1.
- the aqueous acrylic pressure-sensitive adhesive composition was applied to a release film of 75 ⁇ m thickness to 130 ⁇ m thickness, foaming and thermosetting were performed, and the foaming and thermosetting were performed while the foaming and thermosetting were performed. While lowering the temperature once, it was carried out sequentially at the first temperature, and the second temperature, to prepare a 75 ⁇ m thick acrylic adhesive sheet on the release film.
- the first temperature was 120 ° C.
- the second temperature was 180 ° C.
- foaming and thermosetting were performed at each temperature for 6 minutes.
- a medical adhesive tape was prepared by attaching a substrate made of a paper material to one surface of the acrylic adhesive sheet.
- Measurement method measured by the water method in accordance with the conditions of ASTM E 96.
- each acrylic adhesive sheet is cut to prepare a circular sample having a diameter of 46 mm, and the initial weight, which is the weight before each sample is placed in the constant temperature and humidity chamber, is measured, and then 40 ° C. and 20 RH in the constant temperature and humidity chamber. Lateral weight, which is the weight after standing for 24 hours under the condition of%, was measured, and the moisture permeability was calculated by the following Equation 2.
- Measuring method Each acrylic adhesive sheet was cut out to prepare a sample having a size of 5 cm ⁇ 5 cm ⁇ 50 ⁇ m, the volume of the sample was calculated, the mass was measured, and the mass was divided by the volume to calculate the respective density.
- Measuring method The mass and volume of each said acrylic adhesive sheet were measured by the same method as the density measuring method mentioned above, and the density (d2) of the foamed acrylic adhesive sheet was calculated.
- an acrylic pressure-sensitive adhesive sheet was prepared by photocuring an acrylic pressure-sensitive adhesive composition containing the same component.
- an acrylic pressure-sensitive adhesive sheet containing the same component was photocured to prepare a non-foamed acrylic pressure-sensitive adhesive sheet, and also except that the foaming agent was not mixed.
- An acrylic pressure-sensitive adhesive sheet was prepared by thermosetting an acrylic pressure-sensitive adhesive composition including the same component as in Example 2.
- the mass and volume of each of the non-foamed acrylic pressure sensitive adhesive sheets were measured in the same manner as the above-described density measurement method, and the density (d 1 ) of the non-foamed acrylic pressure sensitive adhesive sheets was calculated.
- the porosity was calculated by substituting the calculated density (d 2 ) of the foamed acrylic pressure-sensitive adhesive sheet and the density (d 1 ) of the non-foamed acrylic pressure-sensitive adhesive sheet to the following formula ( 1 ).
- the acrylic adhesive sheet according to Example 1 is formed at an appropriate level of density 0.705g / cm 3 and porosity 42%, and at the same time, the moisture permeability is formed at a sufficiently high level of 2818g / m 2 ⁇ 24h to simultaneously realize excellent moisture permeability and excellent durability. there was.
- the acrylic adhesive sheet according to Comparative Examples 1 and 2 is excellent in durability with a density of more than 0.87g / cm 3 and porosity less than 18.0%, but the moisture-permeability is significantly lower than 1,400g / m 2 ⁇ 24h medical adhesive tape comprising the same
- the moisture generated from the skin is not discharged, and accordingly, the stratum corneum of the skin is hydrated by water, and it can be clearly predicted that crushing or maceration will occur.
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- Chemical & Material Sciences (AREA)
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- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dermatology (AREA)
- Hematology (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Dispersion Chemistry (AREA)
- Adhesive Tapes (AREA)
- Materials For Medical Uses (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
밀도(g/cm3) | 투습도()g/m2·24h) | 기공률(%) | |
실시예1 | 0.705 | 2818 | 42 |
비교예1 | 0.873 | 1354 | 15 |
비교예2 | 0.844 | 863 | 18 |
Claims (20)
- 다수의 기공을 포함하는 다공성 구조로 형성되고, 24℃ 및 25% RH의 조건에서 투습도(Water vapor transmission rate)가 2,000g/m2·24h 내지 3,500g/m2·24h이고, 기공률이 10% 내지 60%인아크릴계 점착 시트.
- 제1항에 있어서,상기 기공의 평균 크기가 500nm 내지 100㎛인아크릴계 점착 시트.
- 제1항에 있어서,두께가 10㎛ 내지 100㎛인아크릴계 점착 시트.
- 제1항에 있어서,수성 아크릴계 점착 조성물이 발포 및 열경화를 진행하여 상기 다공성 구조로 형성된아크릴계 점착 시트.
- 제4항에 있어서,상기 수성 아크릴계 점착 조성물이 아크릴계 수지, 계면활성제, 열 발포제, 물, 기타 첨가제 및 이들의 조합으로 이루어진 군에서 선택된 적어도 하나를 포함하는아크릴계 점착 시트.
- 제5항에 있어서,상기 수성 아크릴계 점착 조성물이 별도의 가교제를 더 포함하거나, 또는 포함하지 않는아크릴계 점착 시트.
- 제4항에 있어서,상기 수성 아크릴계 점착 조성물이 상기 아크릴계 수지를 40 중량% 내지 70 중량%로 포함하는아크릴계 점착 시트.
- 제4항에 있어서,상기 수성 아크릴계 점착 조성물이 계면활성제를 1 중량% 내지 10 중량%로 포함하는아크릴계 점착 시트.
- 제8항에 있어서,상기 계면활성제가 양이온성 계면활성제, 음이온성 계면활성제, 양쪽성 계면활성제, 비이온성 계면활성제 및 이들의 조합으로 이루어진 군에서 선택된 적어도 하나를 포함하는아크릴계 점착 시트.
- 제6항에 있어서,상기 아크릴계 수지는 2종 이상의 아크릴계 모노머를 포함하는 공중합성 모노머 성분이 중합되어 형성되고,상기 아크릴계 수지를 형성하는 총 공중합성 모노머 중 아크릴산의 함량이 0.7 중량% 내지 2 중량%인아크릴계 점착 시트.
- 제10항에 있어서,상기 아크릴계 수지를 형성하는 총 공중합성 모노머 중 메틸 메타크릴레이트의 함량이 0 중량% 초과 내지 10 중량%인아크릴계 점착 시트.
- 제4항에 있어서,상기 수성 아크릴계 점착 조성물의 점도가 25℃에서 1,000cp 내지 10,000cp인아크릴계 점착 시트.
- 제1항 내지 제12 중 어느 한 항에 따른 아크릴계 점착 시트를 포함하는 의료용 점착 테이프.
- 이형 필름 상에 수성 아크릴계 점착 조성물을 도포하는 단계;도포된 수성 아크릴계 점착 조성물에 대해 순차적으로 제1 온도(T1), 제2 온도(T2), 제3 온도(T3) 및 제4 온도(T4)에서, 발포 및 열경화를 수행하여 상기 이형 필름 상에 아크릴계 점착 시트를 형성하는 단계; 및상기 아크릴계 점착 시트의 일면 상에 기재를 부착하는 단계;를 포함하고,상기 제1 온도 내지 상기 제4 온도가, 제1 온도(T1)<제3 온도(T3)<제2 온도(T2), 및 제3 온도(T3)≥제4 온도(T4)의 관계를 만족하는의료용 점착 테이프의 제조방법.
- 제14항에 있어서,상기 제1 온도는 0℃ 내지 80℃로 형성하는의료용 점착 테이프의 제조방법.
- 제14항에 있어서,상기 제2 온도는 150℃ 내지 200℃로 형성하는의료용 점착 테이프의 제조방법.
- 제14항에 있어서,상기 제3 온도를 90℃ 내지 120℃로 형성하는의료용 점착 테이프의 제조방법.
- 제14항에 있어서,상기 제4 온도를 30℃ 내지 120℃로 형성하는의료용 점착 테이프의 제조방법.
- 제14항에 있어서,상기 제1 온도, 상기 제2 온도, 상기 제3 온도 및 제4 온도 각각에서 발포 및 열경화를 0.5분 내지 3분 동안 수행하는의료용 점착 테이프의 제조방법.
- 제14항에 있어서,아크릴계 수지, 계면활성제, 열 발포제, 물, 기타 첨가제 및 이들의 조합으로 이루어진 군에서 선택된 적어도 2종 이상을 혼합하여 수성 아크릴계 점착 조성물을 형성하는 단계;를 더 포함하고,상기 수성 아크릴계 점착 조성물에 별도의 가교제를 더 혼합하거나, 또는 혼합하지 않는의료용 점착 테이프의 제조방법.
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US15/533,580 US11136478B2 (en) | 2014-12-24 | 2015-12-22 | Acrylic adhesive sheet, medical adhesive tape, and method for manufacturing the same |
CN201580070943.4A CN107109167B (zh) | 2014-12-24 | 2015-12-22 | 丙烯酸类粘合片,医用粘合带,以及用于制造其的方法 |
JP2017528806A JP6434149B2 (ja) | 2014-12-24 | 2015-12-22 | アクリル系粘着シート、医療用粘着テープ、及び製造方法 |
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CN109504310A (zh) * | 2018-11-07 | 2019-03-22 | 长沙浩然医疗科技有限公司 | 压敏胶粘剂层及压敏胶粘片 |
KR102288694B1 (ko) * | 2018-11-09 | 2021-08-11 | 주식회사 엘지화학 | 아크릴계 점착 폼 테이프 |
CN113366589A (zh) * | 2019-02-28 | 2021-09-07 | 日东电工株式会社 | 电绝缘材料和电绝缘物品 |
KR102285945B1 (ko) | 2019-06-04 | 2021-08-03 | 김우성 | 복직근 이개 회복을 위한 테이핑 테이프 |
CN114096413A (zh) * | 2019-07-05 | 2022-02-25 | 昭和电工材料株式会社 | 电子零件用载体膜及载体膜的制造方法 |
KR102138268B1 (ko) | 2019-10-30 | 2020-07-28 | (주) 더아이엔지메디칼 | 의료용 접착제 조성물 |
KR102263631B1 (ko) | 2019-10-30 | 2021-06-10 | (주)화인테크놀리지 | 방수성 및 통기성이 우수한 의료용 접착시트의 제조방법 및 이 방법에 의해 제조되는 의료용 접착시트 |
CN112545755A (zh) * | 2019-12-06 | 2021-03-26 | 苏州恒星医用材料有限公司 | 一种耐磨面料透气创口贴的制作方法 |
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CN107109167A (zh) | 2017-08-29 |
CN107109167B (zh) | 2019-07-09 |
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