WO2007138733A1 - 不織布積層体およびその製造方法 - Google Patents
不織布積層体およびその製造方法 Download PDFInfo
- Publication number
- WO2007138733A1 WO2007138733A1 PCT/JP2006/325948 JP2006325948W WO2007138733A1 WO 2007138733 A1 WO2007138733 A1 WO 2007138733A1 JP 2006325948 W JP2006325948 W JP 2006325948W WO 2007138733 A1 WO2007138733 A1 WO 2007138733A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nonwoven fabric
- thermoplastic
- layer
- fabric laminate
- weight
- Prior art date
Links
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 228
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 239000000835 fiber Substances 0.000 claims abstract description 168
- 239000004744 fabric Substances 0.000 claims abstract description 67
- 239000004750 melt-blown nonwoven Substances 0.000 claims abstract description 66
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 44
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 44
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 62
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 62
- 229920001971 elastomer Polymers 0.000 claims description 61
- 239000000806 elastomer Substances 0.000 claims description 60
- 238000000034 method Methods 0.000 claims description 48
- 229920000642 polymer Polymers 0.000 claims description 26
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 24
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 24
- 238000004049 embossing Methods 0.000 claims description 20
- 230000004927 fusion Effects 0.000 claims description 17
- 229920001169 thermoplastic Polymers 0.000 claims description 16
- 229920001903 high density polyethylene Polymers 0.000 claims description 15
- 239000004700 high-density polyethylene Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- 238000007711 solidification Methods 0.000 claims description 14
- 230000008023 solidification Effects 0.000 claims description 14
- 229920001155 polypropylene Polymers 0.000 claims description 12
- 239000004416 thermosoftening plastic Substances 0.000 claims description 9
- 229920000098 polyolefin Polymers 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 5
- 238000003475 lamination Methods 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 3
- 230000010287 polarization Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 31
- -1 polyethylene, butylene Polymers 0.000 description 24
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 19
- 239000005977 Ethylene Substances 0.000 description 19
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 18
- 238000005259 measurement Methods 0.000 description 18
- 239000000463 material Substances 0.000 description 15
- 238000012360 testing method Methods 0.000 description 15
- 239000000155 melt Substances 0.000 description 13
- 239000004793 Polystyrene Substances 0.000 description 12
- 229920002223 polystyrene Polymers 0.000 description 12
- 229920005604 random copolymer Polymers 0.000 description 12
- 239000002994 raw material Substances 0.000 description 12
- 238000011156 evaluation Methods 0.000 description 11
- 230000035699 permeability Effects 0.000 description 11
- 230000003068 static effect Effects 0.000 description 11
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 10
- 239000000853 adhesive Substances 0.000 description 9
- 230000001070 adhesive effect Effects 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- 229920001577 copolymer Polymers 0.000 description 9
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 8
- 239000004743 Polypropylene Substances 0.000 description 8
- 229920001400 block copolymer Polymers 0.000 description 8
- 238000010030 laminating Methods 0.000 description 8
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000002798 polar solvent Substances 0.000 description 8
- 229920000728 polyester Polymers 0.000 description 8
- 125000004432 carbon atom Chemical group C* 0.000 description 7
- 229920005862 polyol Polymers 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 6
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 6
- 229920006124 polyolefin elastomer Polymers 0.000 description 6
- 150000003077 polyols Chemical class 0.000 description 6
- 229920000092 linear low density polyethylene Polymers 0.000 description 5
- 239000004707 linear low-density polyethylene Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 239000011342 resin composition Substances 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- ZGEGCLOFRBLKSE-UHFFFAOYSA-N 1-Heptene Chemical compound CCCCCC=C ZGEGCLOFRBLKSE-UHFFFAOYSA-N 0.000 description 4
- AFFLGGQVNFXPEV-UHFFFAOYSA-N 1-decene Chemical compound CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000004970 Chain extender Substances 0.000 description 4
- 239000012948 isocyanate Substances 0.000 description 4
- 239000012567 medical material Substances 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 229920001384 propylene homopolymer Polymers 0.000 description 4
- 239000004711 α-olefin Substances 0.000 description 4
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 239000012943 hotmelt Substances 0.000 description 3
- 239000012770 industrial material Substances 0.000 description 3
- 229920001684 low density polyethylene Polymers 0.000 description 3
- 239000004702 low-density polyethylene Substances 0.000 description 3
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000006187 pill Substances 0.000 description 3
- 229920005606 polypropylene copolymer Polymers 0.000 description 3
- 229920005630 polypropylene random copolymer Polymers 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- 238000004448 titration Methods 0.000 description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 235000010354 butylated hydroxytoluene Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 210000004177 elastic tissue Anatomy 0.000 description 2
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 238000005227 gel permeation chromatography Methods 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 238000002074 melt spinning Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 150000007965 phenolic acids Chemical class 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920005629 polypropylene homopolymer Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 1
- WZUNUACWCJJERC-UHFFFAOYSA-N 2,2-bis(hydroxymethyl)butyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CC)(CO)CO WZUNUACWCJJERC-UHFFFAOYSA-N 0.000 description 1
- JFGVTUJBHHZRAB-UHFFFAOYSA-N 2,6-Di-tert-butyl-1,4-benzenediol Chemical compound CC(C)(C)C1=CC(O)=CC(C(C)(C)C)=C1O JFGVTUJBHHZRAB-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- KIHBGTRZFAVZRV-UHFFFAOYSA-N 2-hydroxyoctadecanoic acid Chemical compound CCCCCCCCCCCCCCCCC(O)C(O)=O KIHBGTRZFAVZRV-UHFFFAOYSA-N 0.000 description 1
- ZZLCFHIKESPLTH-UHFFFAOYSA-N 4-Methylbiphenyl Chemical compound C1=CC(C)=CC=C1C1=CC=CC=C1 ZZLCFHIKESPLTH-UHFFFAOYSA-N 0.000 description 1
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229920002633 Kraton (polymer) Polymers 0.000 description 1
- 241000134253 Lanka Species 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 1
- 208000000474 Poliomyelitis Diseases 0.000 description 1
- 229920002614 Polyether block amide Polymers 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- FSEJJKIPRNUIFL-UHFFFAOYSA-N [2,2-bis(hydroxymethyl)-3-octadecanoyloxypropyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)COC(=O)CCCCCCCCCCCCCCCCC FSEJJKIPRNUIFL-UHFFFAOYSA-N 0.000 description 1
- FWCDLNRNBHJDQB-UHFFFAOYSA-N [2-(hydroxymethyl)-3-octadecanoyloxy-2-(octadecanoyloxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(COC(=O)CCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCC FWCDLNRNBHJDQB-UHFFFAOYSA-N 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- LMHUKLLZJMVJQZ-UHFFFAOYSA-N but-1-ene;prop-1-ene Chemical compound CC=C.CCC=C LMHUKLLZJMVJQZ-UHFFFAOYSA-N 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N butyl alcohol Substances CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 229920000359 diblock copolymer Polymers 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000004751 flashspun nonwoven Substances 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920001179 medium density polyethylene Polymers 0.000 description 1
- 239000004701 medium-density polyethylene Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001394 metastastic effect Effects 0.000 description 1
- 206010061289 metastatic neoplasm Diseases 0.000 description 1
- UQDVHJGNIFVBLG-UHFFFAOYSA-N octadecanoic acid;propane-1,2,3-triol Chemical compound OCC(O)CO.CCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCC(O)=O UQDVHJGNIFVBLG-UHFFFAOYSA-N 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 238000007500 overflow downdraw method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920005906 polyester polyol Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920002742 polystyrene-block-poly(ethylene/propylene) -block-polystyrene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000012748 slip agent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920006132 styrene block copolymer Polymers 0.000 description 1
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 229920000428 triblock copolymer Polymers 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/005—Synthetic yarns or filaments
-
- 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
-
- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/559—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving the fibres being within layered webs
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H13/00—Other non-woven fabrics
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
-
- 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
- B32B2262/0207—Elastomeric fibres
- B32B2262/0215—Thermoplastic elastomer fibers
-
- 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
- B32B2262/14—Mixture of at least two fibres made of different materials
-
- 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
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
Definitions
- Non-woven fabric laminate and method for producing the same
- the present invention relates to a nonwoven fabric laminate excellent in stretchability, flexibility, water resistance, fuzz resistance and curling resistance, and having less stickiness, and a method for producing the same.
- non-woven fabrics are required to have various properties according to their use and to improve the properties.
- non-woven fabrics used for sanitary materials such as disposable diapers and sanitary napkins, and base fabrics for poultices are required to have water resistance and excellent moisture permeability.
- base fabrics for poultices are required to have stretchability and bulkiness.
- thermoplastic elastomer as a raw material for a spunbond nonwoven fabric
- thermoplastic polyurethane force as a fiber for forming a nonwoven fabric
- a mixed fiber that also has thermoplastic polymer strength for example, see Patent Document 2
- different from the purpose of imparting stretchability such as hydrogenated styrene block copolymer.
- Various long-fiber nonwoven fabrics for example, refer to Patent Document 3) formed by blending composed adhesive fibers and non-adhesive fibers have been proposed.
- Patent Document 1 Japanese Patent Publication No. 7-503502
- Patent Document 2 Japanese Patent Application Laid-Open No. 2004-244791
- Patent Document 3 Japanese Patent Application Laid-Open No. 2004-197291
- Patent Document 4 Japanese Patent Publication No. 8-510798
- Patent Document 5 Japanese Patent Application Laid-Open No. 2004-3096
- An object of the present invention is to provide a woven / nonwoven fabric laminate that is excellent in stretchability, flexibility, water resistance, fuzz resistance, and curl resistance and has little stickiness!
- thermoplastic elastomer (A) long fiber and the thermoplastic fiber (B) other than (A) are formed on both surfaces of one or more meltblown nonwoven fabric layers.
- the long fiber of the thermoplastic resin (B) has a maximum elongation of 50% or more when formed into a spunbonded nonwoven fabric.
- thermoplastic elastomer (A) force is preferably a thermoplastic polyurethane elastomer.
- Polarization solvent insolubility measured with a particle size distribution analyzer equipped with a 100 ⁇ m aperture based on the pore electrical resistance method with a solidification start temperature of 65 ° C or higher measured by a differential scanning calorimeter (DSC)
- the number of particles per minute is preferably 3 million or less Zg.
- thermoplastic polyurethane-based elastomer is a thermoplastic polyurethane-based elastomer satisfying the following relational expression (I).
- thermoplastic resin (B) 1S polyolefin is preferred.
- thermoplastic resin (B) is a 1S propylene polymer.
- thermoplastic resin (B) 1S propylene polymer 99 to 80 wt% and high density polyethylene. It is preferable that the force is 1 to 20% by weight.
- the melt blown non-woven fabric layer is formed with at least one layer of force polyolefin liner.
- melt blown nonwoven fabric layer is formed of a propylene-based polymer having at least one layer strength.
- At least one layer force of the melt-blown nonwoven fabric layer is formed with a thermoplastic elastomer force.
- At least one layer force of the melt blown nonwoven fabric layer is formed from a thermoplastic polyurethane elastomer.
- the basis weight of the two-layer mixed fiber spunbonded nonwoven fabric layer is 40 gZm 2 or less.
- melt blown nonwoven fabric layer has a basis weight OgZm 2 or less.
- a non-stretchable nonwoven fabric may be further bonded to the nonwoven fabric laminate.
- a breathable film may be further bonded to the nonwoven fabric laminate.
- the nonwoven fabric laminate of the present invention has excellent stretchability, flexibility, fluff resistance, curl resistance, and low stickiness and / or stickiness.
- thermoplastic elastomer (A) which is one of the components forming the mixed fiber spunbond nonwoven fabric constituting the nonwoven fabric laminate of the present invention
- various known thermoplastic elastomers are used. Two or more thermoplastic elastomers may be used in combination.
- polystyrene polybutadiene polystyrene block copolymer referred to as SBS
- polystyrene polyisoprene polystyrene block copolymer referred to as SIS
- SEBS polystyrene block copolymer
- SEBS polystyrene block copolymer
- at least one aromatic vinyl compound such as styrene represented by polystyrene polyethylene 'propylene polystyrene block copolymer (referred to as SEPS) and at least one butadiene or iso
- Polyester elastomer one represented by Le power composed block copolymer, a glass transition temperature
- Thermoplastic polyurethane elastomer represented by block copolymer, amorphous or low-crystalline ethylene 'a-olefin random copolymer, propylene' a one-year-old reflex random copolymer Polymer, propylene 'ethylene' a 1-year-old refin random copolymer, etc., or the above amorphous or low-crystallinity random copolymer and propylene homopolymer or propylene and a small amount of ao-refin.
- Polyolefin elastomers one obtained by mixing the crystalline polio Refuin such medium density polyethylene, chloride Bibyuru elastomers primary, fluoropolymer elastomer mono-, etc. can be exemplified.
- Styrenic elastomers include diblock and triblock copolymers based on polystyrene blocks and butadiene rubber blocks or isoprene rubber blocks. The rubber block may be unsaturated or completely hydrogenated.
- Specific examples of styrene elastomers include KRATON polymer (trade name, manufactured by Shell Chemical Co., Ltd.), SEPTON (trade name, manufactured by Kuraray Co., Ltd.), TUFT EC (trade name, Asahi Kasei Kogyo Co., Ltd.) Co., Ltd.), Rheostomer (trade name, manufactured by Riken Technos Co., Ltd.), etc. Manufactured and sold under the product name!
- polyester elastomers are manufactured under trade names such as HYTREL (trade name, manufactured by EI DuPont Co., Ltd.) and Perprene (trade name, manufactured by Toyobo Co., Ltd.). 'Sold.
- amide elastomer for example, it is manufactured and sold under the trade name of PEBAX (trade name, Watofin 'Japan Co., Ltd.).
- polyolefin elastomers examples include ethylene Z-olefin copolymers and propylene- ⁇ -olefin copolymers.
- TAFMER trade name, manufactured by Mitsui Chemicals Co., Ltd.
- Engage trade name, manufactured by Du PontDow Elastomers
- CATALLOY trade name, manufactured by Montel Co., Ltd.
- Vistamaxx trade name, manufactured by ExxonMobil Chemical Co., Ltd.
- PVC elastomer for example, it is manufactured and sold under the product names such as Leonil (trade name, manufactured by Riken Technos Co., Ltd.) and Bosmeal (trade name, manufactured by Shin-Etsu Polymer Co., Ltd.). Has been.
- thermoplastic polyurethane elastomers are preferable in terms of stretchability and processability.
- thermoplastic polyurethane elastomers having a solidification start temperature of 65 ° C or higher, preferably 75 ° C or higher, and most preferably 85 ° C or higher are preferred.
- the upper limit of the solidification start temperature is preferably 195 ° C.
- the solidification start temperature is a value measured using a differential scanning calorimeter (DSC). The temperature of the thermoplastic polyurethane elastomer is raised to 230 ° C in 10 ° CZ minutes, and 5 ° C at 230 ° C.
- the solidification start temperature is 65 ° C or higher, it is possible to suppress molding defects such as fusion between fibers, thread breakage, and lumps of the fiber when obtaining a mixed fiber spunbond nonwoven fabric.
- embossing force is applied, it is possible to prevent the molded mixed fiber spunbond nonwoven fabric from being wound around the embossing roller.
- the mixed fiber spunbond nonwoven fabric is also sticky For example, it is suitably used for materials that come into contact with the skin, such as clothing, hygiene materials, and sports materials.
- the moldability can be improved by setting the solidification start temperature to 195 ° C or lower.
- the solidification start temperature of the formed fiber tends to be higher than the solidification start temperature of the thermoplastic polyurethane elastomer used for the fiber.
- the amount of hard segments is the total weight of isocyanate compound and chain extender used for the production of thermoplastic polyurethane elastomer, and is the total amount of polyol, isocyanate compound and chain extender. It is a weight percent (% by weight) value divided by 100.
- the hard segment amount is preferably 20 to 60% by weight, more preferably 22 to 50% by weight, and most preferably 25 to 48% by weight.
- the strong thermoplastic polyurethane elastomer preferably has a polar solvent insoluble particle number of 3 million or less, more preferably 2.5 million or less, and even more preferably 2 million or less.
- the polar solvent-insoluble matter in the thermoplastic polyurethane elastomer is mainly a lump such as fish eye and gel generated during the production of the thermoplastic polyurethane elastomer, and the thermoplastic polyurethane elastomer.
- Raw materials constituting thermoplastic polyurethane elastomers such as components derived from hard segment aggregates, and components in which hard segments and Z or soft segments are cross-linked by means of allophanate bonds, burette bonds, and the like. It is a component generated by chemical reaction
- the number of particles insoluble in the polar solvent is determined based on the insoluble content when the thermoplastic polyurethane elastomer is dissolved in a dimethylacetamide solvent (hereinafter abbreviated as "DMAC"). This is the value measured with a 100 ⁇ m aperture attached to the distribution measuring device. If a 100 ⁇ m aperture is attached, the number of particles of 2 to 60 ⁇ m in terms of uncrosslinked polystyrene can be measured.
- DMAC dimethylacetamide solvent
- the number of particles insoluble in the polar solvent is 300 with respect to lg of thermoplastic polyurethane elastomer.
- the number is 10,000 or less, problems such as an increase in fiber diameter distribution and yarn breakage during spinning can be further suppressed within the solidification start temperature range of the thermoplastic polyurethane elastomer.
- the water content of thermoplastic polyurethane elastomers is 350 ppm or less. More preferably, it is 300 ppm or less, most preferably 150 ppm or less.
- DSC differential scanning calorimeter
- 'aZ (a + b) is the heat of fusion ratio of the hard domain of the thermoplastic polyurethane elastomers i (unit: 0/0) means.
- the ratio of heat of fusion of the hard domain of the thermoplastic polyurethane elastomer is 80% or less, the strength and stretchability of the fibers, especially the fibers and the nonwoven fabrics in the mixed fiber spunbond nonwoven fabric are improved.
- the lower limit of the ratio of heat of fusion of the hard domains of the thermoplastic polyurethane elastomer is preferably about 0.1%.
- the powerful thermoplastic polyurethane elastomer has a melt viscosity of 100 to 3000 Pa's, more preferably 200 to 2000 Pa's, most preferably 1000 at a temperature of 200 ° C and a shear rate of lOOsec. ⁇ 1500 Pa's.
- the melt viscosity is a value measured by a Capillograph (made by Toyo Seiki Co., Ltd., having a nozzle length of 30 mm and a diameter of 1 mm).
- a thermoplastic polyurethane elastomer having such characteristics can be obtained by, for example, a production method described in JP-A-2004-244791.
- a mixed fiber spunbonded nonwoven fabric formed using a thermoplastic polyurethane elastomer is excellent in tactile sensation, and can be suitably used, for example, as a sanitary material.
- the filter installed inside the extruder is less likely to be clogged to filter impurities and the like, and the frequency of equipment adjustment and maintenance is reduced, which is industrially preferable.
- thermoplastic polyurethane-based elastomer having a small amount of insoluble in a polar solvent can be obtained by filtering after a polymerization reaction of a polyol, an isocyanate compound and a chain extender, as will be described later. it can.
- polyolefin elastomers ethylene and propylene, 1-butene, 1-butene, amorphous or low crystalline, preferably with a crystallinity measured by X-ray diffraction of 20% or less (including 0%)
- Ethylene ' ⁇ which is a copolymer with one or more ⁇ -olefins having 3 to 20 carbon atoms such as pentene, 1-hexene, 4-methyl 1-pentene, 1-heptene, 1-octene, 1-decene, etc.
- amorphous or low crystalline ethylene 'a-olefin copolymer include ethylene / propylene random copolymers and ethylene / 1-butene random copolymers.
- the melt flow rate (MFR) of ethylene'a-olefin copolymer is not particularly limited as long as it has spinnability, but usually MFR (ASTM D123 8 190 o C, 2160g load) force S usually MFR (ASTM D1238 230 o C, 2160 g load) force S 1 ⁇ : LOOOgZlO min, preferably 5 ⁇ 500 gZlO min, more preferably 10 ⁇ : L00g / 10 min.
- amorphous or low crystalline propylene 'a-olefin copolymer examples include propylene' ethylene random copolymer, propylene 'ethylene 1-butene random copolymer, propylene 1-butene random copolymer.
- a coalescence can be illustrated.
- MFR of lopyrene / ⁇ -olefin copolymer is not particularly limited as long as it has spinnability Repulsive force Normally, MFR (ASTM D1238 230 o C, 2160g load) force ⁇ : LOOOg / 10min, preferably 5 ⁇ 500gZlOmin More preferably, it is in the range of 10 to: LOOg / 10 minutes.
- the polyolefin elastomer can be used with the above amorphous or low crystalline polymer alone.
- thermoplastic resin other than thermoplastic elastomer (A) can be used.
- thermoplastic resin other than thermoplastic elastomer (A) (B) is also simply referred to as “thermoplastic resin (B)”.
- the thermoplastic resin (B) to be formed is a resin having a different resin shape from the thermoplastic elastomer (A), and is usually a crystalline polymer having a melting point (Tm) of 100 ° C. or higher. An amorphous polymer with a glass transition temperature of 100 ° C or higher. Of these thermoplastic resins (B), crystalline thermoplastic resins are preferred.
- the maximum point elongation of the nonwoven fabric obtained by producing by a known method for producing a spunbonded nonwoven fabric is 50% or more, preferably 70% or more, more preferably Thermoplastic rosin (extensible thermoplastic rosin), which has a property of stretching more than 100 and having almost no elastic recovery, is a mixed fiber spanbond nonwoven fabric obtained by mixing with long fibers of thermoplastic elastomer (A).
- Thermoplastic rosin extendensible thermoplastic rosin
- Thermoplastic rosin extendensible thermoplastic rosin
- thermoplastic resin (B) examples include ethylene, propylene, 1-butene, 1-hexene, 4-methyl-1, 1-pentene, and 1-octene.
- High-pressure low-density polyethylene linear low-density polyethylene (so-called LLD PE), high-density polyethylene (so-called HDPE), polypropylene (propylene homopolymer), polypropylene random copolymer, poly 1-butene, poly 4 -Polyolefins such as methyl-11-pentene, ethylene / propylene random copolymer, ethylene / 1-butene random copolymer, propylene / 1-butene random copolymer, polyester (polyethylene terephthalate, polybutylene terephthalate, polyethylene naphthalate, etc.), Polyamide (Nylon-6, Nylon-66, Polymetaxy Polyadipamide, etc.), polychlorinated butyl, polyimide, ethylene
- high-pressure low-density polyethylene linear low-density polyethylene (so-called LLDPE), high-density polyethylene, polypropylene and polypropylene random copolymers and other propylene polymers, polyethylene terephthalate, polyamide, etc. More preferred.
- LLDPE linear low-density polyethylene
- polypropylene and polypropylene random copolymers and other propylene polymers polyethylene terephthalate, polyamide, etc. More preferred.
- thermoplastic rosins ( ⁇ ) a propylene-based polymer that is preferred for polyolefins is particularly preferable from the viewpoint of spinning stability during molding and drawing processability of the nonwoven fabric.
- the propylene-based polymer a homopolymer of propylene having a melting point (Tm) of 155 ° C or higher, preferably 157 to 165 ° C, or propylene and a very small amount of ethylene, 1-butene, 1- Carbon number such as pentene, 1-hexene, 1-otaten, 4-methyl-1-pentene
- a copolymer of 2 or more (excluding 3 carbon atoms), preferably 2 to 8 (excluding 3 carbon atoms), or one or more olefins is preferred.
- the propylene-based polymer has a melt flow rate (MFR: ASTM) as long as it can be melt-spun.
- MwZMn of the weight average molecular weight (Mw) and the number average molecular weight (Mn) of the propylene-based polymer according to the present invention is usually 1.5 to 5.0.
- the range of 1.5 to 3.0 is more preferable in that a fiber having excellent spinnability and particularly excellent fiber strength can be obtained.
- Mw and Mn can be measured by a known method by GPC (gel permeation chromatography).
- spinnability and stretch processability preferably 1 to 20% by weight, more preferably 2 to 15% with respect to 100% by weight of the total of the propylene-based polymer and HDPE.
- weight 0/0 more preferably Orefi emissions based polymer composition ⁇ Ka ⁇ the HDPE in an amount ranging from 4-10 wt%, it is possible to further improve the drawing processability of the resulting nonwoven fabric laminate preferable.
- the propylene-based HDPE to be added to the polymer is particularly no limitation normal density 0.94 ⁇ 0.9 7g / cm 3, preferably 0. 95 ⁇ 0.97g / cm 3, more preferably 0.96 ⁇ 0.97g / cm 3 It is in the range of Although it is not particularly limited as long as it has spinnability, the melt flow rate of HDPE (MFR: ASTMD-1238, 190.C, load 2160g) is usually 0.1 to: LOOgZlO More preferably, it is in the range of 0.5 to 50 gZlO minutes, more preferably 1 to 30 gZlO minutes. In the present invention, good spinnability means that yarn breakage does not occur during discharge from the spinning nozzle and during drawing, and filament fusion does not occur.
- the mixed fiber spunbond nonwoven fabric and the meltblown nonwoven fabric are optionally composed of various stabilizers such as heat stabilizers and weather stabilizers; antistatic agents, slip agents, antifogging agents, lubricants, dyes, Pigments, natural oils, synthetic oils, waxes and the like can be added.
- various stabilizers such as heat stabilizers and weather stabilizers; antistatic agents, slip agents, antifogging agents, lubricants, dyes, Pigments, natural oils, synthetic oils, waxes and the like can be added.
- Examples of powerful stabilizers include anti-aging agents such as 2,6 di-tert-butyl 4-methylphenol (BHT); tetrakis [methylene-3- (3,5-di-tert-butyl) —4—Hydroxyphenyl) propionate] methane, 6— (3,5-di-tert-butyl 4-hydroxyphenyl) propionic acid alkyl ester, 2,2′-oxamide bis [ethyl-3— (3,5 —Di-t-butyl 4-hydroxyphenol)] propionate, Irganox 1010 (hindered Phenolic acid deterrents: Trade name) Phenolic acid detergents; Fatty acid metal salts such as zinc stearate, calcium stearate, calcium 1,2-hydroxystearate; glycerin monostearate, glycerin distearate And polyhydric alcohol fatty acid esters such as pentaerythritol monostearate, pent
- the thermoplastic elastomer (A) has a long fiber of 20% by weight or more, more preferably 30% by weight or more. From the viewpoint of preferable workability (stickiness resistance), 70% by weight or less is more preferable, and 60% by weight or less is more preferable.
- the fiber diameter (average value) of the long fibers of the thermoplastic elastomer (A) and the long fibers of the thermoplastic resin (B) forming the mixed fiber spunbond nonwoven fabric according to the present invention is usually 50 ⁇ m. In the following, it is preferably in the range of 40 ⁇ m or less, more preferably 30 ⁇ m or less.
- the fiber diameters of the thermoplastic elastomer (A) long fiber and the thermoplastic resin (B) may be the same or different.
- the mixed fiber spunbonded nonwoven fabric according to the present invention generally has a viewpoint of flexibility and breathability in the use of sanitary materials such as diapers, and the basis weight is usually 120 g / m 2 or less, preferably 80 gZm 2 or less. More preferably 50 gZm 2 or less, still more preferably in the range of 40-15 gZm 2
- the mixed fiber spunbonded nonwoven fabric according to the present invention is integrated by various known entanglement methods in a laminated monolith.
- laminating and integration is performed off-line, there is a case where winding is possible without unentanglement.
- Productivity can be improved by applying some prebonding with a known entangling method.
- a method in which fibers are deposited on a moving belt and pressed with a roll is illustrated, and it is desirable that the roll be heated.
- pre-bonding include methods using one-jet, ultrasonic, etc., or heat embossing using an embossing roll or hot air-through. In terms of texture, texture and elasticity.
- the mixed fiber spunbond nonwoven fabric according to the present invention is a known method for producing a spunbond nonwoven fabric using the thermoplastic elastomer (A) and the thermoplastic resin (B). — It can be produced by the method described in Japanese Patent No. 244791.
- thermoplastic elastomer (A) and the thermoplastic resin (B) are melted in separate extruders, the melted polymer is individually provided with a large number of spinning holes (nozzles).
- the thermoplastic elastomer (A) and the thermoplastic resin (B) are introduced into the provided die (die) independently and simultaneously from different spinning holes and then melt-spun thermoplastic elastomer (A ) Long fibers and thermoplastic resin (B) are introduced into the cooling chamber, cooled by cooling air, and then drawn (pulled) with drawn air and deposited on the moving collection surface Can be manufactured.
- the melting temperature of the polymer is not particularly limited as long as it is higher than the softening temperature or melting temperature of the polymer and lower than the thermal decomposition temperature, and can be determined depending on the polymer used.
- the die temperature depends on the polymer used.
- the thermoplastic elastomer (A) is a thermoplastic polyurethane elastomer or olefin copolymer elastomer
- the thermoplastic resin (B) is a propylene polymer.
- the olefin polymer composition of a propylene polymer and HDPE it can set to the temperature of 180-240 degreeC normally, Preferably it is 190-230 degreeC, More preferably, it is 200-225 degreeC.
- the temperature of the cooling air is not particularly limited as long as it is a temperature at which the polymer is solidified, but is usually in the range of 5 to 50 ° C, preferably 10 to 40 ° C, more preferably 15 to 30 ° C. .
- the wind speed of the stretched air is usually in the range of 100 to 10 OOOmZ, and preferably ⁇ is in the range of 500 to 10 OOOmZ.
- the melt blown nonwoven fabric constituting the nonwoven fabric laminate of the present invention is a nonwoven fabric made of a thermoplastic polymer exemplified by thermoplastic elastomer (A) or thermoplastic resin (B) used as a raw material of the mixed fiber spunbond nonwoven fabric. It is.
- thermoplastic polymer used as a raw material for the melt blown nonwoven fabric is the thermoplastic elastomer described above.
- the polymer exemplified for the polymer (A) or the thermoplastic resin (B) can be used.
- thermoplastic polymer used as a raw material for the melt-blown nonwoven fabric is the above-mentioned thermoplastic elastomer.
- the molecular weight is lower than that of the polymer used in (A) or the thermoplastic resin (B), that is, the MFR is high, or the melt viscosity is low!
- thermoplastic resin (B) polyolefin resin is used as a meltblown nonwoven fabric, generally MFR power ⁇ 50 to 3000 g / 10 minutes, preferably 100 to 2000 g / 10 minutes, Preferably, the range is 200 to 1500 gZ for 10 minutes.
- MFR power ⁇ 50 to 3000 g / 10 minutes, preferably 100 to 2000 g / 10 minutes, Preferably, the range is 200 to 1500 gZ for 10 minutes.
- MFR meltblown nonwoven fabric
- MFR power 50 to 3000 g / 10 minutes, preferably 100 to 2000 g / 10 minutes, Preferably, the range is 200 to 1500 gZ for 10 minutes.
- MFR meltblown nonwoven fabric
- MFR power 50 to 3000 g / 10 minutes, preferably 100 to 2000 g / 10 minutes, Preferably, the range is 200 to 1500 gZ for 10 minutes.
- an organic peroxide can be added to the raw material.
- the same MFR can be selected when using thermoplastic e
- the fiber diameter (average value) of the fibers made of the thermoplastic polymer forming the melt blown nonwoven fabric according to the present invention is usually 10 m or less when a thermoplastic resin is used as a raw material. Preferably, it is 5 ⁇ m or less, more preferably 3 ⁇ m to 0.5 ⁇ m or less.
- a thermoplastic elastomer is used as a raw material, it is usually 50 m or less, preferably 40 m or less. More preferably, it is 30 ⁇ m or less, and further preferably in the range of 20 ⁇ m to 5 ⁇ m.
- the melt-blown nonwoven fabric according to the present invention has a basis weight of usually 40 g / m 2 or less, preferably 40 to 0.1 lg / m 2 , more preferably for sanitary materials such as diapers from the viewpoints of flexibility and breathability. 20-0. More preferably 10 to 0. And most preferably from 5 to 0. Lg Zm 2.
- the melt blown nonwoven fabric according to the present invention may be a case in which a layer is formed independently and laminated off-line, except for a thermoplastic polymer having a basis weight of less than 5 gZm 2 or a large stickiness.
- productivity can be improved by applying some prebonding by a known entanglement method. For example, a method in which fibers are deposited on a moving belt and pressed with a roll is illustrated, and in this case, it is desirable that the roll is heated.
- the nonwoven fabric laminate of the present invention has a thermoplastic elastomer (A) long fiber and a thermoplastic resin (B) other than (A) on both sides of one or more meltblown nonwoven fabric layers (M).
- the nonwoven fabric laminate of the present invention for example, a three-layer configuration composed of SZMZS, S / M / M / S, S / M / S / S, S / S / M / S / S, S / M / M / S, S / M / M / S / S, S / S / M / M / S, S / M / S / M / S, S / M / M / S / S / S, S / M / M / S / S / S / M / S / S / M / S /
- each layer may have a multilayer structure of two or more layers as long as the mixed fiber spunbond nonwoven fabric (S) layer is laminated on both sides of the melt blown nonwoven fabric layer (M).
- the nonwoven fabric laminate of the present invention comprises a thermoplastic elastomer (A) and Z or thermoplastic resin (B) that forms a laminated spunbond nonwoven fabric (S) layer as a meltblown nonwoven fabric layer (M). ) Is preferable because the non-woven fabric laminate obtained has a better peel strength between the S layer and the M layer and a better fuzz resistance.
- the nonwoven fabric laminate of the present invention comprises a melt blown nonwoven fabric layer and a mixed fiber spunbond nonwoven fabric layer, it has good stretchability. For example, after the nonwoven fabric laminate is stretched 100%, the nonwoven fabric The residual strain remaining in is less than 50%, preferably 40% or less, more preferably 30%. Laminates with a residual strain of 50% or more, for example, when used for backsheets and gathers such as disposable ommu for hygiene, do not provide sufficient body compatibility and cause discomfort to the wearer At the same time, it may cause excrement leakage.
- the nonwoven fabric laminate of the present invention has a high stretchability such that the maximum point elongation is usually 50% or more, preferably 70% or more, more preferably 100% or more, and most preferably 150% or more. Have. Therefore, the nonwoven fabric laminate of the present invention can be worn or worn even when it is used for applications that require elasticity such as for medical materials, hygiene materials, industrial materials, etc. It is possible to suppress the occurrence of tearing during use.
- the nonwoven fabric laminate of the present invention also has a water pressure resistance of 60 mmH 2 O or more, preferably 70 mm H 2 O.
- Laminates with a pressure of less than 60mmH 2 O for example, disposable bags that are sanitary materials
- the nonwoven fabric laminate of the present invention also has a high strength per unit weight at a width of 50 mm, which is usually 0.05 to 2 N / unit weight, preferably 0.1 to 2 N / unit weight. . Therefore, even when the nonwoven fabric laminate of the present invention is used for medical materials, hygiene materials, industrial materials, etc., it is possible to suppress the occurrence of tearing or the like during wearing. .
- nonwoven fabric laminate of the present invention another nonwoven fabric layer or an air-permeable film may be laminated (bonded) directly or via an adhesive layer on one side or both sides of the laminate.
- various known entanglement methods may be used after laminating a mixed fiber spunbond nonwoven fabric-meltblown nonwoven fabric-mixed fiber spunbond nonwoven fabric in-line.
- Desired U is a blended fiber formed by a known entanglement method by spraying molten fibers onto a spunbond nonwoven fabric layer to form a meltblown nonwoven fabric layer, and then a blended fabric formed by a known entanglement method.
- Some off-line laminating methods such as laminating a spunbond nonwoven fabric layer may be used.
- meltblown nonwoven fabric layer When a thermoplastic polymer having a basis weight of less than 5 gZm 2 or a large stickiness is used as the meltblown nonwoven fabric layer, it is preferable to produce the meltblown nonwoven fabric in-line.
- a known entanglement method for example, a method using means such as needle punching, water jet, ultrasonic waves, or hot embossing using an embossing roll or It may be entangled by adopting a method of heat fusing part 1 by using hot air through.
- Such confounding methods can be used alone or in combination with multiple confounding methods.
- the embossed area ratio is usually 5 to 20%, preferably 5 to 10%, and the non-embossed unit area is 0.5 mm 2 or more, preferably 4 to 40 mm 2 Range of In the box.
- the non-embossed unit area is the maximum area of a quadrilateral that is inscribed in the embossed part in the smallest unit of the non-embossed part surrounded on all four sides by the embossed part. Examples of the engraved shape include a circle, an ellipse, an ellipse, a square, a rhombus, a rectangle, a square, and a continuous shape based on these shapes.
- the blended spunbond nonwoven fabric between the long fibers of the thermoplastic elastomer (A) and the thermoplastic fiber (B) that compose the blended spunbond nonwoven fabric By having embossing within the range, the blended spunbond nonwoven fabric between the long fibers of the thermoplastic elastomer (A) and the thermoplastic fiber (B) that compose the blended spunbond nonwoven fabric. Bonding points are formed at the embossed portion where the layer and the meltblown nonwoven fabric layer are substantially bonded, and the elastic fiber (A) of the thermoplastic elastomer (A) has elasticity in the mixed spunbonded nonwoven fabric layer between the embosses, and substantially Thermoplastic elastomer (A) has a lower elastic modulus than (A) long fiber, (elongated fiber) thermoplastic fiber (B) has a large degree of freedom! / Wrinkle state, and meltblown even in meltblown nonwoven layers The fiber exists with a high degree of freedom. Therefore, with such a structure, the nonwoven fabric laminate reduces residual strain and impart
- the stretchable range becomes smaller and the force stress is improved.
- the stretchable range can be increased, but when the embossed pitch is increased, the residual strain tends to be slightly increased.
- a thermoplastic elastomer is used as a raw material for the melt blown nonwoven fabric, it is also possible to reduce strain by forming constraining points between the fibers of the melt blown nonwoven fabric.
- the nonwoven fabric laminate of the present invention has mixed fiber spunbond layers on both sides of the meltblown nonwoven fabric layer, curling, meandering, and fluffing hardly occur during processing such as stretching and embossing, and stretching rolls and There is no stickiness to the gear stretching roll, embossing roll, etc., and it is excellent in workability.
- the nonwoven fabric laminate of the present invention may be further stretched. Further, the nonwoven fabric laminate may be entangled by the above-mentioned entanglement method, preferably embossing, before stretching.
- the nonwoven fabric laminate of the present invention has a difference in elastic modulus of the long fibers constituting the mixed fiber spunbond nonwoven fabric layer, a stretched thermoplastic elastomer (A) is obtained by performing a strong stretching process.
- the long fiber of the elastic fiber recovers and returns to the length before stretching, but the long fiber of the thermoplastic resin (B) stays close to the stretched state, so it is folded on the surface of the nonwoven fabric laminate. Since it is in a rare state, it becomes a non-woven fabric laminate which is more bulky and rich in flexibility.
- the non-woven fabric laminate of the present invention is sticky due to exudation of the hot-melt adhesive due to the presence of the melt-blown non-woven fabric layer even when it is laminated with another non-woven fabric or a breathable film via a hot-melt adhesive. Occurrence of the product is suppressed, and the temperament is maintained and the processability is excellent.
- nonwoven fabric laminate of the present invention in addition to the melt blown nonwoven fabric layer and the mixed fiber spunbond nonwoven fabric layer, another layer may be laminated on one side or both surfaces of the mixed fiber spunbond nonwoven fabric layer.
- Other layers laminated on the nonwoven fabric laminate of the present invention are not particularly limited, and various layers can be laminated depending on the application.
- thermo embossing thermal embossing
- thermal fusion methods such as ultrasonic fusion
- mechanical entanglement methods such as needle punch and water jet
- hot Various known methods such as a method using an adhesive such as a melt adhesive and a urethane-based adhesive, extrusion lamination, and the like can be adopted.
- nonwoven fabric laminated on the nonwoven fabric laminate of the present invention examples include various known nonwoven fabrics such as spunbond nonwoven fabric, wet nonwoven fabric, dry nonwoven fabric, dry pulp nonwoven fabric, flash-spun nonwoven fabric, and spread nonwoven fabric. These non-woven fabrics may be non-stretchable non-woven fabrics.
- the non-stretchable non-woven fabric is one that has an MD or CD elongation at break of about 50% and does not generate a return stress after stretching.
- the film laminated on the nonwoven fabric laminate of the present invention is preferably a breathable (moisture permeable) film that takes advantage of the air permeability characteristic of the nonwoven fabric laminate of the present invention.
- strong breathable films include various known breathable films, such as films made of thermoplastic elastomers such as polyurethane-based elastomers, polyester-based elastomers, polyamide-based elastomers having moisture permeability, and inorganic or organic films. Examples thereof include a porous film obtained by stretching a film made of thermoplastic resin containing fine particles to make it porous.
- thermoplastic resin used in the porous film includes high pressure method low density polyethylene, linear low density polyethylene (so-called LLDPE), high density polyethylene, polypropylene, and polypropylene random copolymer.
- LLDPE linear low density polyethylene
- Polypropylene random copolymer Polyolefins such as the body or their compositions are preferred! /.
- the laminate with the air permeable film can be a cross-like composite material that makes use of the flexibility of the nonwoven fabric laminate of the present invention and has extremely high water resistance.
- test pieces of 200 mm (MD) X 50 mm (CD) were collected from the nonwoven fabric and Z or the nonwoven fabric laminate.
- the collection locations were arbitrary 3 locations for both MD and CD (6 locations in total).
- the mass (g) of each of the collected test pieces was measured using an upper plate electronic balance (manufactured by Kensei Kogyo Co., Ltd.). The average value of the mass of each test piece was determined.
- the average value obtained was converted to mass (g) per lm 2 and rounded off to the second decimal place to give the basis weight [gZm 2 ] for each nonwoven fabric sample.
- a tensile test was conducted at n. to obtain the maximum strength [NZ50mm] and the elongation at the maximum strength point (maximum point elongation [%]).
- maximum strength the average value was calculated for the above 6 points (3 points for each of MD and CD), and the second decimal place was rounded off.
- maximum point elongation the average value was calculated for the above 6 points (3 points for each of MD and CD), and the first decimal place was rounded off.
- test pieces of 200 mm (MD) X 50 mm (CD) were collected from the nonwoven fabric and Z or the nonwoven fabric laminate. There were three arbitrary collection locations for both MD and CD (6 locations in total).
- each collected specimen is attached using a water resistance tester (manufactured by Tester Sangyo Co., Ltd.) so that the surface of the specimen is exposed to water, and a level device containing normal temperature water is 60 ⁇ 30 mmZmin.
- the water pressure was applied to the test piece by raising it at a speed of 10 ⁇ 5 mmZmin., And the water level when the water leaked at three locations on the opposite side of the test piece was measured to determine the water pressure resistance [mmH 0].
- the water pressure resistance is applied to the above 6 points (3 points each for MD and CD).
- the average value was calculated, and the first decimal place was rounded off.
- the measurement was performed in accordance with the Frangol method described in JIS L1096.
- Six specimens of 200 mm (MD) X 50 mm (CD) were collected from the nonwoven fabric and Z or non-woven fabric laminate.
- the collection locations were arbitrary 3 locations for both MD and CD (6 locations in total).
- the air permeability [ccZcm 2 Zs eC ] of each collected test piece was determined using an air permeability tester (manufactured by Shimadzu Corporation). For the air permeability, the average value was calculated for the above 6 points (3 points each for MD and CD), and the first decimal place was rounded off.
- test piece for surface evaluation was rubbed on the front surface
- test piece for back surface evaluation was rubbed on the back surface.
- fluff resistance points
- the average value was obtained for 12 points (6 points on the front and back) and rounded to the first decimal place.
- Samples of 200 mm (MD) X 50 mm (CD) were collected from the nonwoven fabric and Z or nonwoven fabric laminate, placed on a desk with the front and back surfaces of the collected specimen facing each other, and the state of curling was visually observed. . On either the front or back side, the curl was “occurrence” when the non-woven fabric partly floated on the desk, and the case was “No”.
- samples of 15mm x 15mm per 20cm width in the CD direction were collected one by one and using an electron microscope (S-3500N type, manufactured by Hitachi, Ltd.) Select 10 points with a large diameter (thick) arbitrarily and 10 points with a small (thin one) arbitrarily / read to the second decimal place in zm units, and calculate the average value at each 10 points (Rounded to one decimal place).
- thermoplastic elastomer (A) long fiber will become elastic, and the thermoplastic resin (B) Since the fiber diameter was larger than the long fiber, the fiber having a large fiber diameter was regarded as a long fiber having a thermoplastic elastomer (A) force, and the fiber having a small fiber diameter was regarded as a long fiber composed of a thermoplastic resin (B).
- Panelists of non-woven fabric and Z or non-woven fabric laminate touched the non-woven fabric by hand, and evaluated the stickiness according to the following criteria.
- the state before measuring “(3) residual strain” was evaluated as “before stretching”, and the state after measurement was evaluated as “after stretching”.
- thermoplastic polyurethane elastomer (TPU) used in Examples and Comparative Examples was analyzed and evaluated according to the following methods.
- Measurement was carried out using a multisizer II II manufactured by Beckman Coulter as a particle size distribution measuring device based on the pore electrical resistance method.
- a multisizer II II manufactured by Beckman Coulter as a particle size distribution measuring device based on the pore electrical resistance method.
- a 5 liter separable flask weigh 3500 g of dimethylacetamide (special grade manufactured by Wako Pure Chemical Industries, Ltd.) and ammonium thiocyanate (special grade manufactured by Junka Chemical Co., Ltd.) 145. And dissolved for 24 hours.
- Reagent A was obtained under reduced pressure filtration with a 1 ⁇ m membrane filter. Weighed 180 g of reagent A and 2.37 g of TPU pellets in a 200 cc glass bottle, dissolved the soluble content in TPU over 3 hours, and used this as the sample for measurement. A 100 m aperture tube was attached to Multisizer II, the solvent in the apparatus was replaced with reagent A, and the degree of vacuum was adjusted to about 3000 mm Aq. 120 g of reagent A was weighed into a well-washed sample beaker, and it was confirmed that the number of pulses generated by blank measurement was less than 50 Z minutes.
- the optimal current value and gain were set manually and then calibrated using 10 ⁇ m uncrosslinked polystyrene standard particles.
- the measurement was performed for 210 seconds by weighing 120 g of reagent A and about 10 g of the sample for measurement into a thoroughly cleaned sample beaker.
- the number of particles counted by this measurement divided by the weight of TPU sucked into the aperture tube was taken as the number of polar solvent insoluble particles in TPU (unit: Zg).
- the TPU weight was calculated using the following formula.
- TPU weight ⁇ (AZ100) X BZ (B + C) ⁇ X D
- A TPU concentration of measurement sample (% by weight)
- B Weight of measurement sample weighed in beaker
- C Weight of reagent A weighed in beaker
- D During measurement (210 seconds ) Is the amount of solution (g) sucked into the aperture tube.
- the total amount of heat of fusion (b) obtained from the peak was determined, and the ratio of heat of fusion of the hard domain (unit:%) was determined from the following equation.
- melt viscosity (hereinafter simply referred to as “melt viscosity”)
- the melt viscosity (unit: Pa's) at a shear rate of lOOsec- 1 at 200 ° C of TPU was measured using a Capillograph (Model 1C manufactured by Toyo Seiki Co., Ltd.). We used a Nozole with a length of 30 mm and a diameter of 1 mm.
- the water content (unit: ppm) of TPU was measured by combining a water content measuring device (AVQ-5S manufactured by Hiranuma Sangyo Co., Ltd.) and a water vaporizer (EV 6 manufactured by Hiranuma Sangyo Co., Ltd.). Approximately 2 g of TPU pellets weighed in a heated sample pan was put into a 250 ° C heating furnace, and the evaporated water was introduced into the titration cell of a moisture measuring device from which residual moisture had been removed in advance and titrated with Karl Fischer reagent. . The titration was completed when no change in the potential of the titration electrode caused by a change in the amount of water in the cell occurred for 20 seconds.
- AVQ-5S manufactured by Hiranuma Sangyo Co., Ltd.
- EV 6 manufactured by Hiranuma Sangyo Co., Ltd.
- TPU hardness was measured by the method described in JIS K-7311 at 23 ° C and 50% relative humidity.
- the durometer was type A.
- MDI Diphenylmethane diisocyanate
- Polyester polyol with a number average molecular weight of 2000 (Mitsui Takeda Chemical Co., Ltd., trade name: TA (Kerak U2024) 628. 6 wt.%, Inoreganox 1010 2.21 wt.%, 1,4-butanediol 77.5 wt. Parts were charged in tank B under nitrogen atmosphere and stirred at 95 ° C. Adjusted. This mixture is polyol solution 1 and IV.
- the calculated hard segment amount is 37.1% by weight.
- the static mixer section consists of 1st to 3rd static mixers (temperature 230 ° C) connected with three static mixers with a tube length of 0.5m and an inner diameter of 20mm ⁇ , and a static mixer with a tube length of 0.5m and an inner diameter of 20mm ⁇ .
- thermoplastic polyurethane elastomer was continuously extruded with a single-screw extruder (diameter 50 mm ⁇ , temperature 180-210 ° C) and pelletized. It was again dried at 100 ° C. for 7 hours to obtain a thermoplastic polyurethane elastomer (TPU-1) having a moisture value of 57 ppm.
- the solidification start temperature of TPU-1 was 103.7 ° C
- the number of particles insoluble in polar solvent was 1.5 million Zg
- the hardness of the specimen prepared by injection molding was 86A
- the melt viscosity at 200 ° C was 19
- the heat of fusion ratio of OOPa-s, hard domain was 35.2%.
- thermoplastic resin composition for spunbond nonwoven fabric ⁇ Preparation of thermoplastic resin composition for spunbond nonwoven fabric>
- thermoplastic resin composition (B-1) was prepared by mixing 4 parts by weight of high-density polyethylene (hereinafter abbreviated as “HDPE”) having a melting point of 134 ° C.
- HDPE high-density polyethylene
- TPU-1 and B-1 prepared in Production Example 1 were melted independently using an extruder (30 mm ⁇ ), a spunbond nonwoven fabric forming machine with a spinneret (machine on the collection surface) The length of the direction perpendicular to the flow direction: 100 mm), melt spinning by the spunbond method under the conditions of the resin temperature and die temperature of 220 ° C, cooling air temperature of 20 ° C, and drawing air speed of 3000mZ Then, a web having mixed long fiber force including long fiber A made of TPU-1 and long fiber B made of B-1 was deposited on the collecting surface.
- the spinneret has a nozzle pattern in which the discharge holes of TPU-1 and the discharge holes of B-1 are alternately arranged, the nozzle diameter is 0.6mm ⁇ , and the nozzle pitch is 8mm in the vertical direction and the horizontal direction.
- the single-hole discharge rate for fiber A was 0.6 gZ (minute hole), and the single-hole discharge rate for fiber B was 0.6 Z (minute hole).
- the web made of the mixed long fiber cover was coated with a non-adhesive material heated to 80 ° C on the belt-a spunbonded non-woven fabric with a linear pressure of lOkgZcm by a roll. Obtained.
- the basis weight of the obtained mixed fiber spunbond nonwoven fabric was 15 g / m 2 .
- the above mixed fiber spunbond nonwoven fabric is fed onto the moving belt, and TPU-1 is extruded onto it at 235 ° C and blown from both sides of the nozzle using a melt blown nonwoven fabric production apparatus having a nozzle diameter of 0.4 mm ⁇ .
- Heated air at 235 ° C, 5Nm 3 ZcmZ
- single hole discharge amount was 0.2gZ hole Z
- This filament was sprayed onto the surface of the mixed spunbond nonwoven fabric on the moving conveyor net located 15 cm away from the nozzle and sucked at 10 Nm 3 ZcmZ from directly under the conveyor net.
- Basis weight of the meltblown nonwoven fabric in this case was 6gZm 2.
- the mixed fiber spunbond nonwoven fabric was laminated downstream of the moving conveyor.
- [0139] is peeled laminate from the moving belt, the embossed pattern area rate of 18%, an embossed area 0. 41mm 2, the heating temperature 110 ° C, three layer in a heating emboss the linear pressure 50kgZcm conditions Were mixed together to obtain a nonwoven fabric laminate comprising a mixed fiber spunbond nonwoven fabric layer z meltblown nonwoven fabric layer z mixed fiber spunbond nonwoven fabric layer.
- an 18 gZm 2 spunbond nonwoven fabric was produced using only the thermoplastic resin composition (B-1), and the maximum elongation (%) measured by the method described above was MD.
- the residual strain was 172% in the direction and 150% in the CD direction, and the residual strain was 96% in the MD direction and 98% in the CD direction.
- Example 1 the mixed fiber spunbond nonwoven fabric has a basis weight of 20 g / m 2 and the melt blown nonwoven fabric has a basis weight of 16 gZm 2, and after the melt blow is sprayed, the mixed fiber spunbond nonwoven fabric is not laminated downstream of the mobile conveyor.
- the body was embossed under the same conditions to obtain a laminate comprising a mixed fiber spunbond nonwoven fabric layer Z meltblown nonwoven fabric layer.
- TPU-1 for melt-blown nonwoven fabric used in Example 1, a polypropylene homopolymer [MFR (temperature 230 according to JIS K7210-1999, measured at C, load 2.16 kg): 9 OOgZlO min] Extruded at a temperature of 300 ° C and heated air—The temperature was set to 300 ° C, the filament diameter was about 3 ⁇ m on average, and this filament was collected at a distance of 20 cm from the nozzle. Then, a non-woven fabric laminate comprising a Z-mixed spunbonded non-woven fabric layer and a Z-mixed spunbonded non-woven fabric layer was obtained.
- MFR temperature 230 according to JIS K7210-1999, measured at C, load 2.16 kg
- 9 OOgZlO min Extruded at a temperature of 300 ° C and heated air—The temperature was set to 300 ° C, the filament diameter was about 3 ⁇ m on average, and this filament was collected at a distance of 20 cm from the nozzle. Then
- Example 2 the mixed fiber spunbond nonwoven fabric has a basis weight of 20 g / m 2 and the melt blown nonwoven fabric has a basis weight of 16 gZm 2, and after the melt blow is sprayed, the mixed fiber spunbond nonwoven fabric is not laminated downstream of the mobile conveyor.
- the body was embossed under the same conditions to obtain a laminate comprising a mixed fiber spunbond nonwoven fabric layer Z meltblown nonwoven fabric layer.
- a spunbond nonwoven fabric with a basis weight of 36 gZm 2 is prepared, the blended spunbond nonwoven fabric is stretched twice, spray type hot melt 5 gZm 2 is applied, and the fiber strength of 2d in the stretched state is also formed. Although it was integrated with 18 gZm 2 polypropylene spunbond, it was confirmed that there was a partial misalignment (hot melt loss).
- the spinneret has a nozzle pattern in which the discharge holes of TPU-1 and the discharge holes of B-1 are alternately arranged.
- the single-hole discharge amount of fiber A was 0.6 gZ (min'hole), and the single-hole discharge amount of fiber B was 0.6 gZ (min * hole).
- the web made of the mixed long fiber cover was obtained by mixing with a non-adhesive material on a belt with a roll-up roll to obtain a mixed spunbond nonwoven fabric at a linear pressure of 10 kg / cm.
- the basis weight of the obtained mixed fiber spunbond nonwoven fabric was 15 g / m 2 .
- Also deposited mixed long fiber The fiber diameter of the web, which is also a force, was 26.2 / ⁇ ⁇ for the larger fiber and 19. O / zm for the smaller fiber. Therefore, the fiber diameter of TPU-1 was regarded as 26.2 m, and the fiber diameter of B-1 was regarded as 19.0 m.
- TPU-2 coagulation start temperature 86.9 ° C, number of particles insoluble in polar solvent 2.8 million Zg, hardness 84A, moisture value 89ppm
- Thermoplastic polyurethane elastomer manufactured by BASF Japan Ltd., trade name: Elastolan ET-385
- Elastolan ET-385 Thermoplastic polyurethane elastomer was extruded from a 50mm ⁇ extruder at 235 ° C using a melt-blown nonwoven fabric production device with a nozzle diameter of 0.4mm ⁇ nozzle Heated air blown out from both sides of the nozzle (200 ° C, 4Nm 3 ZcmZ), single hole discharge volume of 0.1 lgZ hole Z, solidifying and solidifying the fiber diameter on average about 6.0 m A filament was formed.
- This filament was sprayed onto the mixed fiber spanbond nonwoven fabric surface on the moving conveyor net located 25 cm away from the nozzle and sucked at 10 Nm 3 ZcmZ from directly under the conveyor net.
- Basis weight of the meltblown nonwoven fabric in this case was 5gZm 2.
- the mixed fiber spunbond nonwoven fabric was laminated downstream of the moving conveyor.
- Example 2 Use the polypropylene homopolymer used in Example 2 in place of TPU-2 used in Example 4 for the meltblown nonwoven fabric layer, and the heated air blown out on both sides of the nozzle at 230 ° C and 3.7 Nm 3 ZcmZ. Except for the filament having an average fiber diameter of about 3.0 m, the same procedure as in Example 4 was performed to obtain a nonwoven fabric laminate comprising a mixed fiber spunbond nonwoven fabric layer Z meltblown nonwoven fabric layer Z mixed fiber spanbond nonwoven fabric layer.
- Example 4 and basis weight 17. 5 g / m 2 of mixed fiber spun bonded nonwoven fabric, not through the meltblown nonwoven fabric layer, by laminating the mixed fiber spunbonded non-woven fabric of two layers, as described in Example 4 By the method, a laminate comprising a mixed fiber spunbond nonwoven fabric layer z a mixed fiber spunbond nonwoven fabric layer was obtained.
- Example 4 the basis weight of the mixed fiber spunbond nonwoven fabric is 15 g / m 2 , the basis weight of the melt blown nonwoven fabric is 15 gZm 2, and after the melt blow is sprayed, the mixed fiber spunbond nonwoven fabric is not stacked downstream of the mobile conveyor. Embossing was performed under the same conditions to obtain a laminate comprising a mixed fiber spunbond nonwoven fabric layer and a Z melt blown nonwoven fabric layer.
- Example 5 a mixed fiber spunbond nonwoven fabric having a basis weight of 20 g / m 2 , a melt blown nonwoven fabric having a basis weight of 15 gZm 2 , a melt blown spray, and a two-layer laminate in which the mixed fiber spunbond nonwoven fabric is not laminated downstream of the mobile conveyor Embossing was performed under the same conditions to obtain a laminate comprising a mixed fiber spunbond nonwoven fabric layer and a Z melt blown nonwoven fabric layer.
- Example 4 Instead of the mixed fiber spunbond nonwoven fabric used in Example 4, PP-1 alone was used, except that PP-1 (Fiber B) was the only spunbond nonwoven fabric. Pan bond nonwoven fabric layer Z melt blown nonwoven fabric layer Z Spunbond nonwoven fabric layer was obtained.
- the nonwoven fabric laminate of the present invention is excellent in stretchability, flexibility, moisture permeability, breathability, water resistance, fluff resistance, curl resistance, strength, and high interlaminar adhesion strength.
- hygiene materials include disposable diapers and absorbent articles such as sanitary products. Since the nonwoven fabric of the present invention has excellent stretchability, flexibility, moisture permeability, breathability, water resistance, fuzz resistance, curl resistance, strength, and high interlayer adhesion strength, it is a deployable disposable diaper.
- pants-type disposable diapers it can be suitably used for parts such as top sheets, back sheets, waistbands (extension tape, side flaps), fastening tapes, three-dimensional gathers, red cuffs, and side panels of pant-type disposable diapers. .
- parts such as top sheets, back sheets, waistbands (extension tape, side flaps), fastening tapes, three-dimensional gathers, red cuffs, and side panels of pant-type disposable diapers.
- Disposable masks and the like are also examples of applications.
- Disposable masks generally consist of a mouth periphery covering portion and an ear hooking force that extends on both sides of the covering portion.
- the nonwoven fabric of the present invention has excellent stretchability, flexibility, moisture permeability, breathability, water resistance, fuzz resistance, curl resistance, strength, and high interlaminar adhesion strength, so it is disposable. These requirements can be satisfied by using the entire mask or the ear hook. For medical materials, it can be used for disposable surgical gowns and rescue gowns.
- the movable indirect parts such as disposable surgical gowns, rescue gowns, arms, elbows, shoulders, and sleeves are required to be breathable and stretchable. Since the non-woven fabric of the present invention is a non-woven fabric as well as a normal non-woven fabric, it has air permeability and has excellent stretchability, so it can be used in movable indirect parts such as disposable surgical gowns, rescue gowns and other arms, elbows and shoulders.
- the nonwoven fabric of the present invention can be more suitably used by forming a nonwoven fabric laminate in which a non-stretchable nonwoven fabric is bonded or a nonwoven fabric laminate in which a breathable film is bonded in accordance with these uses.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Laminated Bodies (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007525102A JP4472753B2 (ja) | 2006-05-31 | 2006-12-26 | 不織布積層体およびその製造方法 |
CN2006800544324A CN101432478B (zh) | 2006-05-31 | 2006-12-26 | 无纺布层叠体及其制造方法 |
DK06843332.5T DK2022879T3 (da) | 2006-05-31 | 2006-12-26 | Nonwoven-stoflaminat og fremgangsmåde til fremstilling deraf |
EP06843332.5A EP2022879B1 (en) | 2006-05-31 | 2006-12-26 | Non-woven fabric laminate and method for production thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006152384 | 2006-05-31 | ||
JP2006-152384 | 2006-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007138733A1 true WO2007138733A1 (ja) | 2007-12-06 |
Family
ID=38778261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/325948 WO2007138733A1 (ja) | 2006-05-31 | 2006-12-26 | 不織布積層体およびその製造方法 |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP2022879B1 (ja) |
JP (1) | JP4472753B2 (ja) |
KR (1) | KR100996071B1 (ja) |
CN (1) | CN101432478B (ja) |
DK (1) | DK2022879T3 (ja) |
MY (1) | MY144778A (ja) |
TW (1) | TW200743579A (ja) |
WO (1) | WO2007138733A1 (ja) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009116440A1 (ja) * | 2008-03-19 | 2009-09-24 | ユニ・チャーム株式会社 | 伸縮性シートの製造方法 |
WO2009145105A1 (ja) * | 2008-05-29 | 2009-12-03 | 三井化学株式会社 | 混繊スパンボンド不織布及びその用途 |
WO2011090132A1 (ja) * | 2010-01-21 | 2011-07-28 | 出光興産株式会社 | ポリプロピレン系不織布 |
CN102471967A (zh) * | 2009-08-05 | 2012-05-23 | 三井化学株式会社 | 混纤纺粘非织造布、其制造方法以及其用途 |
WO2016143833A1 (ja) * | 2015-03-09 | 2016-09-15 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
JP2019503437A (ja) * | 2015-12-23 | 2019-02-07 | オーアンドエム ハリヤード インターナショナル アンリミテッド カンパニー | 改善された結合工程のための材料層を含むフェイスマスク |
WO2019188134A1 (ja) * | 2018-03-30 | 2019-10-03 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
WO2020085502A1 (ja) | 2018-10-25 | 2020-04-30 | 三井化学株式会社 | 不織布積層体、並びに、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
US10842682B2 (en) | 2015-03-09 | 2020-11-24 | Mitsui Chemicals, Inc. | Nonwoven fabric layered body, stretchable nonwoven fabric layered body, fiber product, absorbent article, and sanitary mask |
CN113544322A (zh) * | 2019-03-07 | 2021-10-22 | 株式会社可乐丽 | 连续长纤维无纺布、层叠体、复合材料及其制造方法 |
JP7518665B2 (ja) | 2020-06-04 | 2024-07-18 | 出光興産株式会社 | メルトブローン不織布用樹脂組成物及び該樹脂組成物からなるメルトブローン不織布 |
WO2024203398A1 (ja) * | 2023-03-29 | 2024-10-03 | 東レ株式会社 | 長繊維不織布およびその製造方法ならびに衛生材料 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2007326553B2 (en) * | 2006-11-28 | 2012-05-03 | Uni-Charm Corporation | Composite sheet and absorbent article comprising composite sheet |
WO2009094506A1 (en) * | 2008-01-24 | 2009-07-30 | Clopay Plastic Products Company, Inc. | Elastomeric materials |
JP4855557B1 (ja) * | 2010-07-13 | 2012-01-18 | 三井化学株式会社 | 発泡成形用不織布積層体 |
CN101983865A (zh) * | 2010-08-31 | 2011-03-09 | 东莞市挚爱内衣有限公司 | 一种基于热熔胶无纺布复合的生产工艺 |
KR101533167B1 (ko) * | 2010-11-25 | 2015-07-01 | 미쓰이 가가쿠 가부시키가이샤 | 스펀본드 부직포 적층체 |
CN102115954B (zh) * | 2010-12-27 | 2013-05-15 | 杨丽娜 | 一种高阻隔无纺布复合材料及其制造方法和专用设备 |
EP2897135A4 (en) * | 2012-09-12 | 2016-04-20 | Autonetworks Technologies Ltd | PROTECTIVE MATERIAL FOR CABLE BEAMS AND CABLE HARNESS PROTECTION ELEMENT |
JP6231481B2 (ja) * | 2012-09-14 | 2017-11-15 | 出光興産株式会社 | 多層不織布及びその製造方法 |
JP5684436B2 (ja) * | 2012-09-19 | 2015-03-11 | 三井化学株式会社 | 農業用被覆材及びその製造方法 |
WO2014140563A2 (en) | 2013-03-14 | 2014-09-18 | Imerys Minerals Limited | Composite structures |
CN104137749A (zh) * | 2014-07-17 | 2014-11-12 | 常熟璟杰无纺制品有限公司 | 一种淋膜无纺布 |
CN105082696A (zh) * | 2015-08-25 | 2015-11-25 | 苏州宝丽洁纳米材料科技股份有限公司 | 一种医用弹力非织造布其制造方法及应用 |
KR20180104704A (ko) * | 2016-02-25 | 2018-09-21 | 아사히 가세이 가부시키가이샤 | 멸균용 포장 재료 |
CN114010398A (zh) * | 2017-03-27 | 2022-02-08 | 宝洁公司 | 具有卷曲纺粘纤维网的弹性体层合体 |
US11370884B2 (en) | 2017-10-03 | 2022-06-28 | Yie-Cheng Textile Technology Co., Ltd. | Composite textile product |
TWI713791B (zh) * | 2017-10-03 | 2020-12-21 | 儀城企業股份有限公司 | 複合式紡織製品 |
TWI764382B (zh) * | 2017-10-03 | 2022-05-11 | 儀城企業股份有限公司 | 複合式紡織製品 |
KR102384286B1 (ko) * | 2018-06-22 | 2022-04-06 | 주식회사 엘지화학 | 폴리프로필렌 수지의 물성 평가 방법, 폴리프로필렌 부직포의 제조 방법, 및 폴리프로필렌 부직포 |
US20210401099A1 (en) * | 2018-10-12 | 2021-12-30 | Mitsui Chemicals, Inc. | Multilayer nonwoven fabric, stretchable multilayer nonwoven fabric, fiber product, absorbent article, and sanitary mask |
US11725317B2 (en) * | 2018-10-30 | 2023-08-15 | C-Eng Co., Ltd. | Three-dimensional net-like structure |
EP3950303A4 (en) * | 2019-03-27 | 2022-12-14 | Mitsui Chemicals, Inc. | LAMINATED NONWOVEN BODY AND HYGIENE PRODUCT |
JP7282211B2 (ja) * | 2019-05-28 | 2023-05-26 | トーレ・アドバンスド・マテリアルズ・コリア・インコーポレーテッド | 不織布、その製造方法、該不織布を含む物品、及び該不織布を使用した衛生用品 |
CN110846813A (zh) * | 2019-08-27 | 2020-02-28 | 浙江金三发卫生材料科技有限公司 | 一种抑菌医卫专用复合非织造布生产工艺 |
JP7439114B2 (ja) * | 2019-09-19 | 2024-02-27 | デンカ株式会社 | 結束テープ |
CN114450154A (zh) * | 2019-09-30 | 2022-05-06 | 东丽株式会社 | 层叠伸缩无纺布、卫生材料及层叠伸缩无纺布的制造方法 |
JP7257948B2 (ja) * | 2019-12-27 | 2023-04-14 | ユニ・チャーム株式会社 | 積層不織布 |
TWI711740B (zh) * | 2020-01-22 | 2020-12-01 | 三芳化學工業股份有限公司 | 人工皮革及其製造方法 |
KR102599732B1 (ko) | 2023-04-19 | 2023-11-08 | 주식회사 라크인더스트리 | 신축성 다층 부직포 웹 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62133107A (ja) * | 1985-11-29 | 1987-06-16 | Ube Nitto Kasei Kk | 耐摩耗性ポリプロピレン系繊維 |
JPH07503502A (ja) | 1992-02-03 | 1995-04-13 | ファイバーウェブ、ノース、アメリカ、インコーポレーテッド | 弾性不織ウェブおよびその製造方法 |
JPH08510798A (ja) | 1993-05-20 | 1996-11-12 | キンバリー クラーク コーポレイション | 向上した快適性及び遮断性を有する軽量不織布ウェブ・ラミネート |
WO1999049120A1 (fr) * | 1998-03-24 | 1999-09-30 | Mitsui Chemicals, Inc. | Stratifie de non-tisse flexible |
JP2004003096A (ja) | 2002-04-26 | 2004-01-08 | Asahi Kasei Corp | 耐水性不織布 |
JP2004197291A (ja) | 2002-12-04 | 2004-07-15 | Chisso Corp | 長繊維不織布及びこれを用いた繊維製品 |
JP2004244791A (ja) | 2003-01-24 | 2004-09-02 | Mitsui Chemicals Inc | 混合繊維、ならびに該混合繊維からなる伸縮性不織布およびその製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1992016366A1 (en) * | 1991-03-20 | 1992-10-01 | Sabee Reinhardt N | Elasticized fabric with continuous filaments and method of forming |
JP3255615B2 (ja) * | 1999-02-24 | 2002-02-12 | カネボウ株式会社 | ポリウレタン弾性繊維不織布及びその製造方法並びにそのポリウレタン弾性繊維不織布を使用した合成皮革 |
US6936554B1 (en) * | 2000-11-28 | 2005-08-30 | Kimberly-Clark Worldwide, Inc. | Nonwoven fabric laminate with meltblown web having a gradient fiber size structure |
JP2002242069A (ja) * | 2001-02-15 | 2002-08-28 | Mitsui Chemicals Inc | 混合繊維からなる不織布及びその製造方法並びに該不織布からなる積層体 |
DE10249431A1 (de) * | 2002-10-23 | 2004-05-19 | Fibertex A/S | Vliesmaterial mit elastischen Eigenschaften, Verfahren zu seiner Herstellung und Vorrichtung zur Durchführung des Verfahrens |
TWI306129B (en) * | 2003-01-24 | 2009-02-11 | Mitsui Chemicals Inc | Fiber mixture, stretch nonwoven fabric comprising the same, and production method for the stretch nonwoven fabric |
CN1445390A (zh) * | 2003-05-06 | 2003-10-01 | 东华大学 | 熔喷成网制造聚氨酯弹性无纺布的方法和装置 |
-
2006
- 2006-12-26 KR KR1020087001605A patent/KR100996071B1/ko active IP Right Grant
- 2006-12-26 MY MYPI20071940A patent/MY144778A/en unknown
- 2006-12-26 WO PCT/JP2006/325948 patent/WO2007138733A1/ja active Application Filing
- 2006-12-26 DK DK06843332.5T patent/DK2022879T3/da active
- 2006-12-26 JP JP2007525102A patent/JP4472753B2/ja active Active
- 2006-12-26 CN CN2006800544324A patent/CN101432478B/zh active Active
- 2006-12-26 EP EP06843332.5A patent/EP2022879B1/en active Active
- 2006-12-27 TW TW095149268A patent/TW200743579A/zh unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62133107A (ja) * | 1985-11-29 | 1987-06-16 | Ube Nitto Kasei Kk | 耐摩耗性ポリプロピレン系繊維 |
JPH07503502A (ja) | 1992-02-03 | 1995-04-13 | ファイバーウェブ、ノース、アメリカ、インコーポレーテッド | 弾性不織ウェブおよびその製造方法 |
JPH08510798A (ja) | 1993-05-20 | 1996-11-12 | キンバリー クラーク コーポレイション | 向上した快適性及び遮断性を有する軽量不織布ウェブ・ラミネート |
WO1999049120A1 (fr) * | 1998-03-24 | 1999-09-30 | Mitsui Chemicals, Inc. | Stratifie de non-tisse flexible |
JP2004003096A (ja) | 2002-04-26 | 2004-01-08 | Asahi Kasei Corp | 耐水性不織布 |
JP2004197291A (ja) | 2002-12-04 | 2004-07-15 | Chisso Corp | 長繊維不織布及びこれを用いた繊維製品 |
JP2004244791A (ja) | 2003-01-24 | 2004-09-02 | Mitsui Chemicals Inc | 混合繊維、ならびに該混合繊維からなる伸縮性不織布およびその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2022879A4 |
Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009228145A (ja) * | 2008-03-19 | 2009-10-08 | Uni Charm Corp | 伸縮性シートの製造方法 |
WO2009116440A1 (ja) * | 2008-03-19 | 2009-09-24 | ユニ・チャーム株式会社 | 伸縮性シートの製造方法 |
US8696968B2 (en) | 2008-03-19 | 2014-04-15 | Unicharm Corporation | Method of manufacturing stretchable sheet |
CN104593946A (zh) * | 2008-05-29 | 2015-05-06 | 三井化学株式会社 | 混纤纺粘非织造布及其用途 |
WO2009145105A1 (ja) * | 2008-05-29 | 2009-12-03 | 三井化学株式会社 | 混繊スパンボンド不織布及びその用途 |
JPWO2009145105A1 (ja) * | 2008-05-29 | 2011-10-13 | 三井化学株式会社 | 混繊スパンボンド不織布及びその用途 |
JP5606310B2 (ja) * | 2008-05-29 | 2014-10-15 | 三井化学株式会社 | 混繊スパンボンド不織布及びその用途 |
US10669660B2 (en) | 2009-08-05 | 2020-06-02 | Mitsui Chemicals, Inc. | Method for producing a mixed fiber spunbonded nonwoven web |
CN102471967A (zh) * | 2009-08-05 | 2012-05-23 | 三井化学株式会社 | 混纤纺粘非织造布、其制造方法以及其用途 |
JP2011168944A (ja) * | 2010-01-21 | 2011-09-01 | Idemitsu Kosan Co Ltd | ポリプロピレン系不織布 |
US9587334B2 (en) | 2010-01-21 | 2017-03-07 | Idemitsu Kosan Co., Ltd. | Non-woven polypropylene fabric |
WO2011090132A1 (ja) * | 2010-01-21 | 2011-07-28 | 出光興産株式会社 | ポリプロピレン系不織布 |
WO2016143833A1 (ja) * | 2015-03-09 | 2016-09-15 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
JPWO2016143833A1 (ja) * | 2015-03-09 | 2017-09-21 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
CN107429458A (zh) * | 2015-03-09 | 2017-12-01 | 三井化学株式会社 | 非织造布层叠体、伸缩性非织造布层叠体、纤维制品、吸收性物品及卫生口罩 |
JP2019070221A (ja) * | 2015-03-09 | 2019-05-09 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
US10842682B2 (en) | 2015-03-09 | 2020-11-24 | Mitsui Chemicals, Inc. | Nonwoven fabric layered body, stretchable nonwoven fabric layered body, fiber product, absorbent article, and sanitary mask |
US10920349B2 (en) | 2015-03-09 | 2021-02-16 | Mitsui Chemicals, Inc. | Multilayer nonwoven fabric, stretchable multilayer nonwoven fabric, fiber product, absorbent article, and sanitary mask |
JP2019503437A (ja) * | 2015-12-23 | 2019-02-07 | オーアンドエム ハリヤード インターナショナル アンリミテッド カンパニー | 改善された結合工程のための材料層を含むフェイスマスク |
WO2019188134A1 (ja) * | 2018-03-30 | 2019-10-03 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
JPWO2019188134A1 (ja) * | 2018-03-30 | 2021-02-25 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
JP7034258B2 (ja) | 2018-03-30 | 2022-03-11 | 三井化学株式会社 | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
WO2020085502A1 (ja) | 2018-10-25 | 2020-04-30 | 三井化学株式会社 | 不織布積層体、並びに、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
KR20210045491A (ko) | 2018-10-25 | 2021-04-26 | 미쓰이 가가쿠 가부시키가이샤 | 부직포 적층체, 및 신축성 부직포 적층체, 섬유 제품, 흡수성 물품 및 위생 마스크 |
JPWO2020085502A1 (ja) * | 2018-10-25 | 2021-09-24 | 三井化学株式会社 | 不織布積層体、並びに、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
JP7308223B2 (ja) | 2018-10-25 | 2023-07-13 | 三井化学株式会社 | 不織布積層体、並びに、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク |
KR20240033064A (ko) | 2018-10-25 | 2024-03-12 | 미츠이 케미칼즈 아사히 라이프 마테리알즈 가부시키가이샤 | 부직포 적층체, 및 신축성 부직포 적층체, 섬유 제품, 흡수성 물품 및 위생 마스크 |
CN113544322A (zh) * | 2019-03-07 | 2021-10-22 | 株式会社可乐丽 | 连续长纤维无纺布、层叠体、复合材料及其制造方法 |
CN113544322B (zh) * | 2019-03-07 | 2022-10-11 | 株式会社可乐丽 | 连续长纤维无纺布、层叠体、复合材料及其制造方法 |
CN113544322B9 (zh) * | 2019-03-07 | 2022-11-25 | 株式会社可乐丽 | 连续长纤维无纺布、层叠体、复合材料及其制造方法 |
JP7518665B2 (ja) | 2020-06-04 | 2024-07-18 | 出光興産株式会社 | メルトブローン不織布用樹脂組成物及び該樹脂組成物からなるメルトブローン不織布 |
WO2024203398A1 (ja) * | 2023-03-29 | 2024-10-03 | 東レ株式会社 | 長繊維不織布およびその製造方法ならびに衛生材料 |
Also Published As
Publication number | Publication date |
---|---|
MY144778A (en) | 2011-11-15 |
EP2022879A4 (en) | 2011-11-02 |
CN101432478A (zh) | 2009-05-13 |
JPWO2007138733A1 (ja) | 2009-10-01 |
CN101432478B (zh) | 2012-01-04 |
EP2022879A1 (en) | 2009-02-11 |
KR100996071B1 (ko) | 2010-11-22 |
TW200743579A (en) | 2007-12-01 |
TWI343320B (ja) | 2011-06-11 |
KR20080022207A (ko) | 2008-03-10 |
EP2022879B1 (en) | 2013-08-14 |
DK2022879T3 (da) | 2013-09-16 |
JP4472753B2 (ja) | 2010-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4472753B2 (ja) | 不織布積層体およびその製造方法 | |
JP5174802B2 (ja) | 不織布積層体 | |
US8129298B2 (en) | Nonwoven laminates and process for producing the same | |
JP5534807B2 (ja) | 混繊不織布積層体 | |
KR101258333B1 (ko) | 혼섬 스펀본드 부직포 및 그의 용도 | |
JP6500083B2 (ja) | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク | |
WO2011016343A1 (ja) | 混繊スパンボンド不織布、その製造方法及びその用途 | |
JP5606072B2 (ja) | 立体ギャザー用シート | |
JP2008213282A (ja) | 不織布積層体及びその製造方法 | |
JP2008213284A (ja) | 不織布積層体 | |
JP7108044B2 (ja) | 不織布積層体、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク | |
JP2018178307A (ja) | 不織布積層体 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2007525102 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12007502733 Country of ref document: PH |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2006843332 Country of ref document: EP |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 06843332 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 200680054432.4 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |