WO2014168415A1 - 통기성 합지필름 및 이의 제조방법 - Google Patents
통기성 합지필름 및 이의 제조방법 Download PDFInfo
- Publication number
- WO2014168415A1 WO2014168415A1 PCT/KR2014/003085 KR2014003085W WO2014168415A1 WO 2014168415 A1 WO2014168415 A1 WO 2014168415A1 KR 2014003085 W KR2014003085 W KR 2014003085W WO 2014168415 A1 WO2014168415 A1 WO 2014168415A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- breathable
- film
- laminated film
- polyurethane adhesive
- diol
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000000853 adhesive Substances 0.000 claims abstract description 41
- 230000001070 adhesive effect Effects 0.000 claims abstract description 41
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 15
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 230000035699 permeability Effects 0.000 claims abstract description 11
- 239000004744 fabric Substances 0.000 claims abstract description 6
- 239000004814 polyurethane Substances 0.000 claims description 26
- -1 propylene glycol diol Chemical class 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 22
- 229920002635 polyurethane Polymers 0.000 claims description 21
- 150000002009 diols Chemical class 0.000 claims description 18
- 239000004743 Polypropylene Substances 0.000 claims description 9
- 229920001155 polypropylene Polymers 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 229920005862 polyol Polymers 0.000 claims description 8
- 150000003077 polyols Chemical class 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 239000010410 layer Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000004753 textile Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920005672 polyolefin resin Polymers 0.000 claims description 4
- 229920001451 polypropylene glycol Polymers 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000012790 adhesive layer Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920000620 organic polymer Polymers 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 239000010954 inorganic particle Substances 0.000 claims 1
- 229920005749 polyurethane resin Polymers 0.000 abstract description 8
- 238000010030 laminating Methods 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 abstract description 2
- 230000002155 anti-virotic effect Effects 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 11
- 241000700605 Viruses Species 0.000 description 9
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- DSKYSDCYIODJPC-UHFFFAOYSA-N 2-butyl-2-ethylpropane-1,3-diol Chemical compound CCCCC(CC)(CO)CO DSKYSDCYIODJPC-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- DNIAPMSPPWPWGF-VKHMYHEASA-N (+)-propylene glycol Chemical compound C[C@H](O)CO DNIAPMSPPWPWGF-VKHMYHEASA-N 0.000 description 2
- YPFDHNVEDLHUCE-UHFFFAOYSA-N 1,3-propanediol Substances OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 2
- 229940035437 1,3-propanediol Drugs 0.000 description 2
- 229940008841 1,6-hexamethylene diisocyanate Drugs 0.000 description 2
- QWGRWMMWNDWRQN-UHFFFAOYSA-N 2-methylpropane-1,3-diol Chemical compound OCC(C)CO QWGRWMMWNDWRQN-UHFFFAOYSA-N 0.000 description 2
- SXFJDZNJHVPHPH-UHFFFAOYSA-N 3-methylpentane-1,5-diol Chemical compound OCCC(C)CCO SXFJDZNJHVPHPH-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 239000005058 Isophorone diisocyanate Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 229940093476 ethylene glycol Drugs 0.000 description 2
- 239000012760 heat stabilizer Substances 0.000 description 2
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 2
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 2
- 239000012948 isocyanate Substances 0.000 description 2
- 150000002513 isocyanates Chemical class 0.000 description 2
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 2
- 229940117969 neopentyl glycol Drugs 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 2
- 229960004063 propylene glycol Drugs 0.000 description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 1
- 239000004970 Chain extender Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- KIQKWYUGPPFMBV-UHFFFAOYSA-N diisocyanatomethane Chemical compound O=C=NCN=C=O KIQKWYUGPPFMBV-UHFFFAOYSA-N 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 238000007756 gravure coating Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001179 medium density polyethylene Polymers 0.000 description 1
- 239000004701 medium-density polyethylene Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000007764 slot die coating Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/08—Polyurethanes from polyethers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2437/00—Clothing
Definitions
- the present invention relates to a breathable laminated film and a method for manufacturing the same, and more particularly to a breathable laminated film such as virus protection protective clothing, automotive coating film and sportswear, reinforcement film such as nonwoven fabric, mesh film or textile fabric And it relates to a breathable laminated film and a method for manufacturing the same to improve the strength and to maintain the air permeability by laminating a breathable film with a breathable polyurethane resin adhesive.
- Existing breathable laminated film uses a method of bonding using a non-ventilated adhesive, so in order to be breathable, the surface must be laminated with a lattice roll so that the surface is ventilated to an adhesive free surface.
- the complexity and eventually the air permeability is also reduced, and the area of the adhesive-free portion is so large that it is inevitable to manufacture a product that is inferior in the ability to block viruses or water.
- Patent Document 1 discloses a breathable laminated film and a method of manufacturing the same by applying an adhesive having a predetermined pattern formed on one surface of the first breathable film and laminating the second breathable film. .
- the adhesive having a predetermined pattern the copper sheet roller having grooves is used to apply the adhesive.
- the formation of a uniform pattern is not easy, and a problem of reducing a virus or moisture blocking property occurs.
- the present inventors have conducted a lot of research on this, even if the coating on the entire surface using a special polyurethane composition as in the present invention, because it has air permeability through the fine air-permeable adhesive layer, that is, the adhesive itself is breathable Since it can be laminated by coating the entire surface of the adhesive when laminating, it is more excellent in breathability, virus blocking performance and chemical resistance.
- Patent Document 1 Republic of Korea Patent No. 10-1013945
- the present invention by using the adhesive having excellent breathability of the adhesive itself in the breathable film in order to solve the problems of the prior art and the like described above, can be laminated by coating the entire surface of the adhesive during lamination, breathability as well as virus blocking performance or It is to provide a laminated film with better chemical properties.
- the present invention relates to a laminated film that can be used for virus protection protective clothing, automotive coating film, sportswear, and the like, and more specifically, a reinforcing film made of a breathable film / breathable PU adhesive / nonwoven fabric, a mesh film or a textile fabric.
- a reinforcing film made of a breathable film / breathable PU adhesive / nonwoven fabric, a mesh film or a textile fabric.
- the present invention is a breathable PU adhesive (polyurethane adhesive) in order to have a polyurethane breathable polyurethane diol monomers (polyethylene glycol diol) or polypropylene glycol diol (polypropylene glycol diol) or mixed diol components thereof as Only when the polyol component is included, the present invention has been found to have moisture while being absorbed and diffused to complete the present invention.
- the diol is not limited as long as the weight average molecular weight has a molecular weight of about 100 to 500,000 g / mol.
- the breathable laminated film of the present invention is preferably a moisture permeability measured by the method of ASTM E96 is 100 to 20,000 g / m2 x 24 hrs.
- the breathable film of the present invention is extruded and stretched by mixing an organic solvent, such as a lubricant, a plasticizer, a wax, and an oil with a breathable film or polyolefin prepared by mixing and stretching an inorganic material such as calcium carbonate to a polyolefin, and then the organic solvent as a solvent.
- an organic solvent such as a lubricant, a plasticizer, a wax, and an oil
- a breathable film or polyolefin prepared by mixing and stretching an inorganic material such as calcium carbonate to a polyolefin
- the polyolefin resin is a low-density polyethylene, a linear low-density polyethylene, a medium-density polyethylene, and a homopolymer or copolymer containing ethylene as a main component, a polypropylene homopolymer or a propylene-based copolymer and a polybutene as a main component.
- Preference is given to using at least one compound selected from the group consisting of:
- the reinforcing film of the present invention can be used any one selected from a nonwoven fabric, a mesh film, or a textile fabric made of a spun bond, or a spunlace, and the like.
- the nonwoven fabric refers to a nonwoven fabric produced by a conventional spunbond method or a spunlace method, but is not limited to any one resin selected from polyester, nylon, polyethylene, and polypropylene, and more preferably, polypropylene resin. It is preferable to use the used spun bond, and the thing manufactured from the nonwoven fabric by the normal spun bond method or the spunlace method can be used. For example, spunbond nonwovens having a basis weight of 10 to 300 gsm can be used.
- the reinforcing film may be a spunbond nonwoven fabric or a spunlace nonwoven fabric made of polyethylene, polypropylene, polyester, nylon, or the like, or may be a mesh film or a textile fabric made of an organic polymer material.
- Breathable polyurethane adhesives of the present invention include polyols, isocyanates containing diol components selected from polyethylene glycol diol or polypropylene glycol diol, or mixed diols thereof, preferably chains It may further include an extender, a catalyst and an organic solvent. Since the polymerization method of the breathable polyurethane of the present invention is a commonly known solution polymerization method or the like, a detailed description thereof will be omitted.
- Breathable polyurethane resin (adhesive) of the present invention is 100 ⁇ 50,000gram / m2 It is suitable for the purpose of the present invention to have a moisture permeability in the range of x 24 hours (ASTM E96).
- the polyol uses a polyol component comprising a polyethylene ether glycol diol, a polypropylene ether glycol diol, or a mixed diol component thereof, and the number average molecular weight thereof belongs to the range of 100 to 500,000.
- the content of the polyol component including polyethylene ether glycol diol, polypropylene ether glycol diol, or a mixed diol component thereof, based on 100 parts of solids of the breathable polyurethane adhesive composition, is used to maintain breathability.
- 1,6-hexamethylene diisocyanate (1,6-Hexamethylene diisocyanate, HDI)
- isopron diisocyanate Isophoronediisocyanate, IPDI
- meta-zaynelenisocyanate m Or may be used in combination with one or more of -Xylenediisocyanate (m-XDI), Hydrogenated Diphenylenedimethylenediisocyanate (H 12 MDI), and meta-tetramethylxylennediisocyanate (m-TMXDI).
- m-XDI -Xylenediisocyanate
- H 12 MDI Hydrogenated Diphenylenedimethylenediisocyanate
- m-TMXDI meta-tetramethylxylennediisocyanate
- Chain extenders of the breathable polyurethane resin (adhesive) of the present invention include ethylene glycol (Ethyleneglycol, EG), 1, 4-butanediol (1,4-Butanediol. 1,4-BD), 1,6-hexanediol (1 , 6-Hexanediol, 1,6-HD), 1,2-propylene glycol (, 1,2-Propyleneglycol, 1,2-PG), 1,3-propane diol (1,3-Propanediol, 1,3- PDO), neopentylglycol (NPG), 2-methyl-1,3-propanediol (2-Methyl-1,3-Propanediol, 2-MPD), 3-methyl-1,5-pentanediol (3- Methyl-1,5-Pentanediol, 3-MPD), 2-butyl-2-ethyl-1,3-propanediol (2-
- the catalyst is used in the polyurethane industry, but does not specify any one, it may not be used.
- Organic solvents for the production of breathable polyurethane resins include Acetone, Toluene, Xylene, Ethyl acetate, 2-Butanone, Cyclohexanone, N, N-Dimethylacetamine, N, N-Dimethylformamide, N-Methylpyrroridinone, Dichloromethane, Ethanol, Isopropyl alcohol Use one or two or more of Methanol in combination.
- the breathable polyurethane adhesive composition as a solution of 1 to 90% by weight, preferably 10 to 85% by weight of solid content, and the coating method is roll coating, dip coating, flow coating, Coating methods such as gravure coating and slot die coating can be adopted.
- the present invention was able to improve the strength and the resistance to moisture by laminating the reinforcing film and the breathable film with a breathable polyurethane adhesive, each layer is separated even in long-term use by improving the adhesive strength while maintaining breathability during lamination It has also been found to have additional effects that can prevent this, leading to long-term stable use.
- the present invention was found to be able to further improve the effect of preventing oxidation by sunlight by manufacturing by adding an antioxidant and a UV stabilizer as a component of the adhesive in the manufacture of the breathable film.
- the content thereof is preferably used in an amount of 0.01 to 5 parts by weight of the total solids, but is not necessarily limited thereto.
- the adhesive is a resin additive commonly used as needed, for example, plasticizers, lubricants, antistatic agents, pigments, ultraviolet absorbers, anti-fogging agents, anti-fogging agents ( ⁇ ) Anti-haze agents, heat stabilizers, antiblocking agents, dyes, white enhancers, desiccants, heat stabilizers, fluorescent agents, and other thermal insulators may be added.
- the laminated film according to the present invention is not only durable and does not penetrate the virus, but also prevents moisture from penetrating, and is adhered with a breathable adhesive over the entire surface, so that the compounds do not penetrate, thereby increasing chemical resistance.
- a commercially available polyolefin resin was used as a main material, and a compound resin having a calcium carbonate content of about 50% was purchased. T-die extrusion was carried out in a film extruder, followed by stretching at a draw ratio of 2.5: 1 to obtain a breathable film having a basis weight of 30 gsm. It was 7000g / m ⁇ 2> x24 hrs when the water vapor transmission rate of this breathable film was measured. A commercially available basis weight 30 gsm polypropylene nonwoven fabric was prepared.
- methylene diisocyanate, a catalyst, polyethylene ether glycol diol, and 1,4-butanediol were dissolved in ethyl acetate used as a reaction solvent at 90:10 parts by weight, and the solid content was dissolved at 60% by weight, followed by cooling at 80 ° C. for 1 hour while cooling.
- the viscosity of the prepared breathable PU adhesive was 2,500 cps at 25 °C. It is coated on the front surface of the breathable film by a roll coating method on the surface of the breathable film, and the breathable film and the polypropylene nonwoven fabric are laminated and then pressurized by passing through a roller, followed by drying at a temperature of 60 ° C.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
- Polyurethanes Or Polyureas (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
Claims (9)
- 보강필름층, 통기성필름층, 상기 보강필름 층과 통기성필름 층 사이에 형성된 폴리우레탄 접착제층을 가지는 합지필름으로서, 상기 폴리우레탄 접착제층은 중량평균분자량 100 내지 500,000g/mol의 폴리에틸렌글리콜 디올, 폴리프로필렌글리콜 디올 또는 이의 혼합디올 성분을 포함하는 폴리올로 제조한 폴리우레탄접착제 조성물인 통기성 합지필름.
- 제 1항에 있어서,상기 폴리올은 폴리우레탄 접착제조성물의 고형분 100중량부에 대하여 10 내지 90 중량부인 폴리우레탄접착제 조성물인 통기성 합지필름.
- 제 1항에 있어서,상기 통기성 필름은 폴리올레핀 수지에 무기입자를 혼합하여 연신시킨 필름 또는 폴리올레핀 수지에 유기용제를 혼합하여 연신한 후 상기 유기용제를 추출하여 제조되는 통기성 합지필름.
- 제 1항에 있어서,상기 보강필름은 폴리에틸렌, 폴리프로필렌, 폴리에스테르 또는 나일론의 재질로 제조되는 스펀본드 부직포 또는 스펀레이스 부직포이거나, 유기고분자 재료로 제조되는 메쉬필름 또는 섬유 원단인 통기성 합지필름.
- 제 1항에 있어서,상기 합지필름은 ASTM E96의 방법에 의해 측정한 투습도가 100 내지 20,000 g/㎡ x 24hrs 인 통기성 합지필름.
- A) 통기성필름을 준비하는 단계;B) 상기 통기성필름의 일면 또는 양면에 폴리에틸렌글리콜 디올, 폴리프로필렌글리콜 디올 또는 이의 혼합디올 성분을 포함하는 폴리올로 제조된 폴리우레탄 접착제 용액을 코팅하는 단계C) 상기 통기성필름의 통기성 폴리우레탄 접착제 용액의 코팅 면에 보강필름을 접착하는 단계;d) 압연하고 건조하는 단계;를 포함하여 제조되는 통기성 합지필름의 제조방법.
- 제 6항에 있어서,상기 디올은 중량 평균 분자량이 100 내지 500,000g/mol인 통기성 합지필름의 제조방법.
- 제 6항에 있어서,상기 통기성 폴리우레탄 접착제는 100~50,000 g/㎡ x 24hrs(ASTM E96) 범위의 투습도를 가지는 것인 통기성 합지필름의 제조방법.
- 제 6항에 있어서,상기 합지필름의 투습도는 ASTM E96의 방법에 의해 측정한 투습도가 100 내지 20,000 g/㎡ x 24hrs 인 통기성 합지필름의 제조방법.
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JP2016507887A JP2016522103A (ja) | 2013-04-12 | 2014-04-09 | 通気性貼り合わせフィルムおよびその製造方法 |
US14/783,930 US20160052237A1 (en) | 2013-04-12 | 2014-04-09 | Air Permeable Laminated Film and Manufacturing Method Therefor |
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KR1020130040190A KR101313896B1 (ko) | 2013-04-12 | 2013-04-12 | 통기성 합지필름 및 이의 제조방법 |
KR10-2013-0040190 | 2013-04-12 |
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WO2014168415A1 true WO2014168415A1 (ko) | 2014-10-16 |
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US (1) | US20160052237A1 (ko) |
JP (1) | JP2016522103A (ko) |
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WO (1) | WO2014168415A1 (ko) |
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KR101624334B1 (ko) | 2014-03-26 | 2016-05-25 | 황창연 | 단열재 보호필름 및 그 제조방법 |
KR101947123B1 (ko) * | 2016-10-12 | 2019-02-13 | (주)다경코팅 | 통기성필름 및 그 제조방법 |
JP7211831B2 (ja) * | 2018-02-20 | 2023-01-24 | 三菱製紙株式会社 | 不織布塗工機 |
CN112543785B (zh) * | 2018-07-31 | 2023-02-17 | W.L.戈尔及同仁股份有限公司 | 聚乙烯膜 |
WO2020028331A1 (en) * | 2018-07-31 | 2020-02-06 | W.L. Gore & Associates, Inc. | Polyethylene film |
CN111775535A (zh) * | 2020-06-11 | 2020-10-16 | 海宁卓益篷盖材料有限公司 | 一种黑背覆膜网格布的贴合装置 |
KR102413342B1 (ko) * | 2021-11-30 | 2022-06-28 | 주식회사 데시칸 | 흡습제용 포장재 및 이를 포함하는 흡습제품 |
CN115028866A (zh) * | 2022-06-24 | 2022-09-09 | 立达超微科技(安徽青阳)有限公司 | 汽车透气膜专用料及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020061685A (ko) * | 2001-01-17 | 2002-07-25 | 에스케이 주식회사 | 통기성이 우수한 과수봉지 제조용 합지 필름 및 이의제조방법 |
KR200440546Y1 (ko) * | 2007-03-13 | 2008-06-17 | 주식회사 립멘 | 부직포와 통기성 필름이 합지된 다층 구조의 선도유지제 포장체 |
KR100932707B1 (ko) * | 2007-10-30 | 2009-12-21 | 주식회사 한스물산 | 강도가 보강된 농업용 합지 필름 및 이의 제조방법 |
KR101088380B1 (ko) * | 2011-04-29 | 2011-12-01 | 김태훈 | 자동차 보호용 통기성 합지필름 조성물 및 그로부터 제조되는 필름 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4961985A (en) * | 1988-07-06 | 1990-10-09 | W. L. Gore & Associates, Inc. | Fabrics for protective clothing |
JP3686212B2 (ja) * | 1997-04-28 | 2005-08-24 | 株式会社トクヤマ | 積層フィルム |
EP0906824A1 (en) * | 1997-10-01 | 1999-04-07 | W.L. GORE & ASSOCIATES GmbH | Laminate with textile layer made of bicomponent yarn |
DE10042529A1 (de) * | 2000-08-30 | 2002-03-21 | Kautex Textron Gmbh & Co Kg | Kraftstofftank |
DE10317789A1 (de) * | 2003-04-16 | 2004-12-02 | Tesa Ag | Haftklebstoff aus Polyurethan |
US8256030B2 (en) * | 2004-11-24 | 2012-09-04 | W. L. Gore & Associates, Inc. | Windproof waterproof breathable seamed articles |
US8067160B2 (en) * | 2007-07-06 | 2011-11-29 | University Of Louisville Research Foundation, Inc. | Genetic markers of schizophrenia |
EP2212106B1 (en) * | 2007-11-13 | 2017-06-28 | E. I. du Pont de Nemours and Company | Breathable waterproof garment |
US9238344B2 (en) * | 2012-03-28 | 2016-01-19 | W. L. Gore & Associates, Inc. | Laminated articles having discontinuous bonded regions |
-
2013
- 2013-04-12 KR KR1020130040190A patent/KR101313896B1/ko active IP Right Grant
-
2014
- 2014-04-09 JP JP2016507887A patent/JP2016522103A/ja active Pending
- 2014-04-09 WO PCT/KR2014/003085 patent/WO2014168415A1/ko active Application Filing
- 2014-04-09 US US14/783,930 patent/US20160052237A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020061685A (ko) * | 2001-01-17 | 2002-07-25 | 에스케이 주식회사 | 통기성이 우수한 과수봉지 제조용 합지 필름 및 이의제조방법 |
KR200440546Y1 (ko) * | 2007-03-13 | 2008-06-17 | 주식회사 립멘 | 부직포와 통기성 필름이 합지된 다층 구조의 선도유지제 포장체 |
KR100932707B1 (ko) * | 2007-10-30 | 2009-12-21 | 주식회사 한스물산 | 강도가 보강된 농업용 합지 필름 및 이의 제조방법 |
KR101088380B1 (ko) * | 2011-04-29 | 2011-12-01 | 김태훈 | 자동차 보호용 통기성 합지필름 조성물 및 그로부터 제조되는 필름 |
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US20160052237A1 (en) | 2016-02-25 |
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