JP6539734B2 - 酸化亜鉛含有のセルロース繊維を含む液体含浸された不織布、不織布を製造する方法、及びウェットワイプを製造するための不織布の使用 - Google Patents
酸化亜鉛含有のセルロース繊維を含む液体含浸された不織布、不織布を製造する方法、及びウェットワイプを製造するための不織布の使用 Download PDFInfo
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- JP6539734B2 JP6539734B2 JP2017522527A JP2017522527A JP6539734B2 JP 6539734 B2 JP6539734 B2 JP 6539734B2 JP 2017522527 A JP2017522527 A JP 2017522527A JP 2017522527 A JP2017522527 A JP 2017522527A JP 6539734 B2 JP6539734 B2 JP 6539734B2
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- Prior art keywords
- woven fabric
- zinc oxide
- liquid
- cellulose
- fiber
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 title claims description 102
- 239000011787 zinc oxide Substances 0.000 title claims description 51
- 229920003043 Cellulose fiber Polymers 0.000 title claims description 31
- 238000000034 method Methods 0.000 title claims description 29
- 239000004745 nonwoven fabric Substances 0.000 claims description 63
- 239000000835 fiber Substances 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 18
- 239000003755 preservative agent Substances 0.000 claims description 16
- 229920002678 cellulose Polymers 0.000 claims description 14
- 239000001913 cellulose Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000012360 testing method Methods 0.000 claims description 11
- 150000003751 zinc Chemical class 0.000 claims description 7
- 238000009986 fabric formation Methods 0.000 claims description 5
- 150000007524 organic acids Chemical class 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 229920002994 synthetic fiber Polymers 0.000 claims description 5
- 210000000988 bone and bone Anatomy 0.000 claims description 4
- 150000007522 mineralic acids Chemical class 0.000 claims description 4
- 239000012209 synthetic fiber Substances 0.000 claims description 3
- 229920000433 Lyocell Polymers 0.000 description 14
- 239000000047 product Substances 0.000 description 12
- 239000002537 cosmetic Substances 0.000 description 11
- 239000000126 substance Substances 0.000 description 11
- 239000006210 lotion Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000845 anti-microbial effect Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
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- 239000011701 zinc Substances 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- 229920000297 Rayon Polymers 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000013543 active substance Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
- 201000004624 Dermatitis Diseases 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- 206010015150 Erythema Diseases 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
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- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 239000012669 liquid formulation Substances 0.000 description 2
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- QCDWFXQBSFUVSP-UHFFFAOYSA-N 2-phenoxyethanol Chemical compound OCCOC1=CC=CC=C1 QCDWFXQBSFUVSP-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 241000222122 Candida albicans Species 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
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- 229920000742 Cotton Polymers 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- 206010012444 Dermatitis diaper Diseases 0.000 description 1
- 208000003105 Diaper Rash Diseases 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- 208000010201 Exanthema Diseases 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 206010040880 Skin irritation Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- WHMDKBIGKVEYHS-IYEMJOQQSA-L Zinc gluconate Chemical compound [Zn+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O WHMDKBIGKVEYHS-IYEMJOQQSA-L 0.000 description 1
- CANRESZKMUPMAE-UHFFFAOYSA-L Zinc lactate Chemical compound [Zn+2].CC(O)C([O-])=O.CC(O)C([O-])=O CANRESZKMUPMAE-UHFFFAOYSA-L 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- 230000037374 absorbed through the skin Effects 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000000172 allergic effect Effects 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000003266 anti-allergic effect Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000000254 damaging effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 201000005884 exanthem Diseases 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 235000013922 glutamic acid Nutrition 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000011086 high cleaning Methods 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 235000011167 hydrochloric acid Nutrition 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000002054 inoculum Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 229960005323 phenoxyethanol Drugs 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 230000037307 sensitive skin Effects 0.000 description 1
- 230000036556 skin irritation Effects 0.000 description 1
- 231100000475 skin irritation Toxicity 0.000 description 1
- 244000005714 skin microbiome Species 0.000 description 1
- 231100000046 skin rash Toxicity 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- WGIWBXUNRXCYRA-UHFFFAOYSA-H trizinc;2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O WGIWBXUNRXCYRA-UHFFFAOYSA-H 0.000 description 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
- 239000004246 zinc acetate Substances 0.000 description 1
- 229960000314 zinc acetate Drugs 0.000 description 1
- 235000013904 zinc acetate Nutrition 0.000 description 1
- 239000011746 zinc citrate Substances 0.000 description 1
- 235000006076 zinc citrate Nutrition 0.000 description 1
- 229940068475 zinc citrate Drugs 0.000 description 1
- SRWMQSFFRFWREA-UHFFFAOYSA-M zinc formate Chemical compound [Zn+2].[O-]C=O SRWMQSFFRFWREA-UHFFFAOYSA-M 0.000 description 1
- 239000011670 zinc gluconate Substances 0.000 description 1
- 235000011478 zinc gluconate Nutrition 0.000 description 1
- 229960000306 zinc gluconate Drugs 0.000 description 1
- 239000011576 zinc lactate Substances 0.000 description 1
- 235000000193 zinc lactate Nutrition 0.000 description 1
- 229940050168 zinc lactate Drugs 0.000 description 1
- 239000001039 zinc pigment Substances 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- GAMIYQSIKAOVTG-UHFFFAOYSA-L zinc;2-aminopentanedioate Chemical compound [Zn+2].[O-]C(=O)C(N)CCC([O-])=O GAMIYQSIKAOVTG-UHFFFAOYSA-L 0.000 description 1
- ZJVTYKZWDWVIFD-UHFFFAOYSA-N zinc;hydrochloride Chemical compound Cl.[Zn] ZJVTYKZWDWVIFD-UHFFFAOYSA-N 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Classifications
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
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- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/27—Zinc; Compounds thereof
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- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
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- A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- A61K8/8147—Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- 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
- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/425—Cellulose series
- D04H1/4258—Regenerated cellulose series
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- D—TEXTILES; PAPER
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- D04H13/00—Other non-woven fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B5/00—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating
- D06B5/12—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating through materials of definite length
- D06B5/22—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating through materials of definite length through fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
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Description
このような酸は、化粧品においてすでに広く普及しているものがよい。このような酸は、蟻酸、酢酸、乳酸、クエン酸、グルコン酸、グルタミン酸、琥珀酸、塩酸、及び硫酸を含む群から選択されるのが好ましく、溶解性の亜鉛塩はそれに応じて蟻酸亜鉛、酢酸亜鉛、乳酸亜鉛、クエン酸亜鉛、グルコン酸亜鉛、グルタミン酸亜鉛、琥珀酸亜鉛、塩酸亜鉛、及び硫酸亜鉛を含む群から選択されるのが好ましい。
本発明に係る使用が特に好ましく、その場合、ウェットクロスは追加の保存料を含んでいない。ここでは「保存料」とは、EU化粧品指令(76/768/EEC)の付属書VI、水準03、2014年9月にリストアップされている物質を意味する。
表面や繊維断面にあるZnOへのアニオン性の汚れ(たとえば排泄物、有機酸など)の吸着によっても、改良された洗浄力がもたらされる。
さらに、酸化亜鉛を取り込んだセルロース繊維を含み液体で含浸された不織布の、ウェットフェイスマスクを製造するための使用も本発明の対象である。そのようなウェットフェイスマスクは、皮膚ケア作用を有する物質で含浸されていてよい。皮膚ケア作用があることが知られている、繊維中に取り込まれたZnOそのものも、製品全体の皮膚ケア作用に貢献する。
まず、従来技術で知られているリヨセル法に基づいて、0.0、1.2、3.0、及び16.7wt%(絶乾繊維を基準とする)のZnOが混入されたリヨセル繊維を製造し、それにより、リヨセルプロセス後の紡糸素材は13wt%のセルロースと、上に挙げたZnO量(セルロースを基準とする)とを含んでいた。そして、これをリヨセルプロセスに基づいて紡糸し(単繊維繊度2.5dtex、切断長38mm)、保存性−つまり殺生物性−を全く有しない仕上げ剤を施し、その後に乾燥させた。こうして製作された繊維から、それぞれニードルパンチ不織布(単位面積重量60g/m2、300ニードル穴/cm2)を作製し、続いてウォータージェット強化させ、その後に乾燥させた(次のとおり設定したFleissner社製の設備:水圧35バール;2つのノズル列を含む1つのノズルバー;完全脱塩水;pH7.6;不織布の通過速度2m/min;ウォータージェットノズルの穴直径100μm;乾燥温度118℃)。こうして得られた不織布を290wt%のローション(不織布の乾燥重量を基準)で含浸し、適切なベビー用ウェットクロスを得た。ローションの厳密な組成を表1に掲げる。ローションのpH値は、不織布との48時間の接触後にpH3.00に調整した。
0.0、1.2、ないし16.7wt%のZnOを含む繊維からなる15×10cmのサイズのワイプ100枚ずつをローションで含浸し(不織布の乾燥重量に対し290wt%のローション、表1に記載の組成)、続いて十分な保存性に関する試験を実施した。この目的のために、化粧品における通常の菌を定義された濃度で含む接種材料をクロスに播種した(黄色ブドウ球菌(S.aureus):7.40×105CFU;緑膿菌(P.aeruginosa):2.80×105CFU;大腸菌(E.coli):4.40×105CFU;C.アルビカンス(C.albicans):6.90×105CFU;A.ブラジリエンシス(A.brasiliensis);1.70×105CFU)。播種後にワイプを28日間保管した。7日、14日、及び28日の観察期間の後、ウェットワイプ上の微生物の菌数をそれぞれ求め(表2参照)、菌の減少を求められるようにした。
繊維の柔軟性をEN1202PPSに記載されているそり試験で決定した。この試験の主要な条件は次のとおりである:5gの繊維試料を、たとえばUSTER MTDA−3ロータリング器具で2回カーディングする。この繊維をEDANA規則(ERT60.2−99)に従って少なくとも24時間コンディショニングし、その後、ステンシルを用いて切断する。次いでこの材料を試験装置に入れ、2000gのウェイトを担持するキャリッジを組み付けて、サンプルの上に載せる。試験を開始し、10秒後に、キャリッジをサンプルの上で引っ張るために必要な力を測定する。繊維表面が柔軟であるほど、キャリッジを前方へ引っ張るのに少ない力しか必要ない。この試験を各々の材料で4回ずつ繰り返した。その結果を表3に示す。
Claims (14)
- セルロース繊維を含む不織布であって、該セルロース繊維は少なくとも部分的に酸化亜鉛粒子を取り込んで含み、該不織布はさらに液体で含浸されており、前記液体は7よりも低いpHを有し、前記液体は25℃、気圧1013hPaにおける18MΩ水中において50ppm以上の溶解性を有する亜鉛塩を形成する有機酸又は無機酸を含む、不織布。
- 前記液体は3〜6のpHを有する、請求項1に記載の不織布。
- 前記液体は4.0〜5.5のpHを有する、請求項2に記載の不織布。
- 酸化亜鉛を取り込んだ前記セルロース繊維は、絶乾セルロースに対して0.1〜10重量%の酸化亜鉛を含んでいる、請求項1〜請求項3のいずれか1項に記載の不織布。
- 酸化亜鉛を取り込んだ前記セルロース繊維は、絶乾セルロースに対して0.3〜4.5重量%の酸化亜鉛を含んでいる、請求項4に記載の不織布。
- 酸化亜鉛を取り込んだ前記セルロース繊維は、絶乾セルロースに対して0.3〜3.5重量%の酸化亜鉛を含んでいる、請求項4に記載の不織布。
- 酸化亜鉛を取り込んだセルロース繊維に加え、酸化亜鉛を含まないセルロース繊維も含む、請求項1〜請求項6のいずれか1項に記載の不織布。
- 酸化亜鉛を取り込んだセルロース繊維に加え、合成繊維も含む、請求項1〜請求項7のいずれか1項に記載の不織布。
- セルロース繊維はステープルファイバ又はエンドレスフィラメントファイバである、請求項1〜請求項8のいずれか1項に記載の不織布。
- そり試験で測定した繊維−繊維摩擦が8.5N又はそれ以上である、請求項1〜請求項9のいずれか1項に記載の不織布。
- 不織布製造方法によって不織布を製造する方法であって、酸化亜鉛を取り込んで含むセルロース繊維を不織布形成のために使用し、前記不織布が液体で含浸され、前記液体は7よりも低いpHを有し、前記液体は25℃、気圧1013hPaにおける18MΩ水中において50ppm以上の溶解性を有する亜鉛塩を形成する有機酸又は無機酸を含む、不織布を製造する方法。
- 酸化亜鉛を取り込んだセルロース繊維を含み液体で含浸された不織布の、ウェットワイプを製造するための使用であって、前記液体は7よりも低いpHを有し、前記液体は25℃、気圧1013hPaにおける18MΩ水中において50ppm以上の溶解性を有する亜鉛塩を形成する有機酸又は無機酸を含む、使用。
- 前記ウェットワイプは追加の保存料を含まない、請求項12に記載の使用。
- 酸化亜鉛を取り込んだセルロース繊維を含み液体で含浸された不織布の、皮膚ケア作用を有するウェットフェイスマスクを製造するための使用。
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PCT/AT2015/000073 WO2016065376A1 (de) | 2014-10-28 | 2015-05-12 | Flüssiqkeitsqetränkter vliesstoff, enthaltend zinkoxid-haltige cellulosefasern |
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JP2010100959A (ja) * | 2008-10-22 | 2010-05-06 | Tokyo Institute Of Technology | 不織布およびその製造方法 |
AT508687A1 (de) | 2009-09-01 | 2011-03-15 | Chemiefaser Lenzing Ag | Flammgehemmte cellulosische faser, deren verwendung sowie verfahren zu deren herstellung |
WO2011103183A1 (en) * | 2010-02-16 | 2011-08-25 | Playtex Products,Llc | Low ph, optimal orp, and odor-reducing fibers, a process for making the fibers, and articles made therefrom |
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JP6005977B2 (ja) * | 2012-04-24 | 2016-10-12 | 旭化成株式会社 | 化粧用シート |
DE202012011814U1 (de) * | 2012-12-10 | 2013-01-14 | Karl-Heinz Moll Vermögensverwaltung, Inh. Michael Moll e.K. | Antibakteriell wirksamer Fingerling |
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WO2016065376A1 (de) | 2016-05-06 |
AT516414A1 (de) | 2016-05-15 |
US10456340B2 (en) | 2019-10-29 |
EP3212825B1 (de) | 2018-11-14 |
EP3212825A1 (de) | 2017-09-06 |
AT516414B1 (de) | 2017-07-15 |
CN107075760B (zh) | 2020-09-29 |
US20170239153A1 (en) | 2017-08-24 |
KR20170077173A (ko) | 2017-07-05 |
KR102302656B1 (ko) | 2021-09-15 |
JP2018502226A (ja) | 2018-01-25 |
CN107075760A (zh) | 2017-08-18 |
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