JP2024076480A - ポリウレタン弾性繊維 - Google Patents
ポリウレタン弾性繊維 Download PDFInfo
- Publication number
- JP2024076480A JP2024076480A JP2022188027A JP2022188027A JP2024076480A JP 2024076480 A JP2024076480 A JP 2024076480A JP 2022188027 A JP2022188027 A JP 2022188027A JP 2022188027 A JP2022188027 A JP 2022188027A JP 2024076480 A JP2024076480 A JP 2024076480A
- Authority
- JP
- Japan
- Prior art keywords
- polyurethane
- elastic fiber
- polyurethane elastic
- mass
- nitrogen
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
- C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
- C08G18/0847—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers
- C08G18/0852—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers the solvents being organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
- C08G18/3228—Polyamines acyclic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3271—Hydroxyamines
- C08G18/3275—Hydroxyamines containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4858—Polyethers containing oxyalkylene groups having more than four carbon atoms in the alkylene group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/758—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing two or more cycloaliphatic rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/005—Stabilisers against oxidation, heat, light, ozone
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/08—Polyurethanes from polyethers
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/283—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
- D03D15/56—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/18—Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
-
- 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
- D04H1/4326—Condensation or reaction polymers
- D04H1/4358—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/12—Applications used for fibers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/10—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyurethanes
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/061—Load-responsive characteristics elastic
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/062—Load-responsive characteristics stiff, shape retention
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
- Polyethers (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022188027A JP2024076480A (ja) | 2022-11-25 | 2022-11-25 | ポリウレタン弾性繊維 |
| PCT/IB2023/061811 WO2024110903A1 (en) | 2022-11-25 | 2023-11-22 | Polyurethane elastic fiber |
| US19/132,858 US20260193816A1 (en) | 2022-11-25 | 2023-11-22 | Polyurethane elastic fiber |
| KR1020257021227A KR20250126737A (ko) | 2022-11-25 | 2023-11-22 | 폴리우레탄 탄성 섬유 |
| CN202380092310.8A CN120584141A (zh) | 2022-11-25 | 2023-11-22 | 聚氨酯弹性纤维 |
| EP23817213.4A EP4623017A1 (en) | 2022-11-25 | 2023-11-22 | Polyurethane elastic fiber |
| JP2024040902A JP2024077017A (ja) | 2022-11-25 | 2024-03-15 | ポリウレタン樹脂組成物 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022188027A JP2024076480A (ja) | 2022-11-25 | 2022-11-25 | ポリウレタン弾性繊維 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024040902A Division JP2024077017A (ja) | 2022-11-25 | 2024-03-15 | ポリウレタン樹脂組成物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024076480A true JP2024076480A (ja) | 2024-06-06 |
| JP2024076480A5 JP2024076480A5 (enExample) | 2026-01-16 |
Family
ID=89068716
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022188027A Pending JP2024076480A (ja) | 2022-11-25 | 2022-11-25 | ポリウレタン弾性繊維 |
| JP2024040902A Pending JP2024077017A (ja) | 2022-11-25 | 2024-03-15 | ポリウレタン樹脂組成物 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024040902A Pending JP2024077017A (ja) | 2022-11-25 | 2024-03-15 | ポリウレタン樹脂組成物 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20260193816A1 (enExample) |
| EP (1) | EP4623017A1 (enExample) |
| JP (2) | JP2024076480A (enExample) |
| KR (1) | KR20250126737A (enExample) |
| CN (1) | CN120584141A (enExample) |
| WO (1) | WO2024110903A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024076480A (ja) * | 2022-11-25 | 2024-06-06 | 東レ・オペロンテックス株式会社 | ポリウレタン弾性繊維 |
| CN120138832B (zh) * | 2025-05-16 | 2025-08-01 | 江苏弘盛新材料股份有限公司 | 一种耐腐蚀锦纶66工业丝及其制备方法 |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000169700A (ja) * | 1998-12-11 | 2000-06-20 | Du Pont Toray Co Ltd | ポリウレタン組成物およびポリウレタン弾性糸 |
| JP2002038331A (ja) * | 2000-07-28 | 2002-02-06 | Toyobo Co Ltd | ポリウレタン弾性糸 |
| JP2003155624A (ja) * | 2001-11-14 | 2003-05-30 | E I Du Pont De Nemours & Co | 高度に均一なスパンデックスおよびスパンデックスの製造方法 |
| JP2003531309A (ja) * | 2000-04-26 | 2003-10-21 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 高い熱セット効率を有するスパンデックス |
| JP2004531659A (ja) * | 2001-06-28 | 2004-10-14 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 四級アミン添加剤を含むスパンデックス |
| JP2005213710A (ja) * | 2004-02-02 | 2005-08-11 | Nisshinbo Ind Inc | ポリウレタン弾性繊維 |
| JP2005532419A (ja) * | 2002-01-10 | 2005-10-27 | インビスタ・テクノロジーズ・エス・エイ・アール・エル | テトラヒドロフランと、酸化エチレンと、付加的な環状エーテルとのコポリマー |
| JP2009516092A (ja) * | 2005-11-14 | 2009-04-16 | インヴィスタ テクノロジー エスアエルエル | 向上した白色度を有するスパンデックスならびにそれを含む布および衣料品 |
| JP2016525167A (ja) * | 2013-07-16 | 2016-08-22 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | イソシアネートプレポリマー組成物及び該組成物から製造した架橋ポリウレタン |
| JP2020097662A (ja) * | 2018-12-17 | 2020-06-25 | 三井化学株式会社 | 熱可塑性ポリウレタン樹脂、成形品、および、熱可塑性ポリウレタン樹脂の製造方法 |
| CN111534883A (zh) * | 2020-01-22 | 2020-08-14 | 郑州中远氨纶工程技术有限公司 | 高弹聚氨酯脲纤维及其制备方法、织物 |
| WO2020250994A1 (ja) * | 2019-06-12 | 2020-12-17 | 旭化成株式会社 | ポリウレタン弾性繊維及びそれを含む製品、並びにポリウレタン弾性繊維用表面処理剤 |
| JP2022079647A (ja) * | 2017-05-30 | 2022-05-26 | 保土谷化学工業株式会社 | バイオポリエーテルポリオールの製造方法、バイオポリエーテルポリオール及びバイオポリウレタン樹脂 |
| JP7162195B1 (ja) * | 2022-02-25 | 2022-10-28 | 東レ・オペロンテックス株式会社 | ポリウレタン弾性繊維 |
| JP2024077017A (ja) * | 2022-11-25 | 2024-06-06 | 東レ・オペロンテックス株式会社 | ポリウレタン樹脂組成物 |
| JP2024525806A (ja) * | 2021-07-15 | 2024-07-12 | ザ ライクラ カンパニー ユーケー リミテッド | グリコールを含むコポリエステルポリオール及びコポリエステル、ならびにそれから製造されるポリウレタン及びスパンデックス |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52138598A (en) * | 1976-03-31 | 1977-11-18 | Du Pont | Process for preparing poly*tetramethylene ether*glycol |
| US4163115A (en) * | 1976-03-31 | 1979-07-31 | E. I. Du Pont De Nemours And Company | Preparation of esters of poly-(tetramethylene ether) glycol |
| US5000899A (en) | 1988-05-26 | 1991-03-19 | E. I. Du Pont De Nemours And Company | Spandex fiber with copolymer soft segment |
| JPH09136937A (ja) | 1995-11-13 | 1997-05-27 | Du Pont Toray Co Ltd | 弾性樹脂、弾性樹脂成形物、衣料および衣料用副資材 |
| JP4984150B2 (ja) | 2006-08-18 | 2012-07-25 | 東レ・オペロンテックス株式会社 | ポリウレタン弾性糸およびその製造方法 |
| BRPI0811676A8 (pt) | 2007-06-22 | 2019-01-29 | Invista Tech Sa R L | fio elástico de poliuretano e método para a preparação do fio elástico de poliuretano |
| JP2021152139A (ja) | 2020-03-24 | 2021-09-30 | 三菱ケミカル株式会社 | 弾性繊維用ポリウレタンおよびそれを用いたポリウレタン弾性繊維 |
| CN111574685B (zh) * | 2020-06-10 | 2022-03-11 | 上海华峰新材料研发科技有限公司 | 一种重载铁路用耐寒聚氨酯垫板及其制备方法 |
-
2022
- 2022-11-25 JP JP2022188027A patent/JP2024076480A/ja active Pending
-
2023
- 2023-11-22 US US19/132,858 patent/US20260193816A1/en active Pending
- 2023-11-22 CN CN202380092310.8A patent/CN120584141A/zh active Pending
- 2023-11-22 EP EP23817213.4A patent/EP4623017A1/en active Pending
- 2023-11-22 WO PCT/IB2023/061811 patent/WO2024110903A1/en not_active Ceased
- 2023-11-22 KR KR1020257021227A patent/KR20250126737A/ko active Pending
-
2024
- 2024-03-15 JP JP2024040902A patent/JP2024077017A/ja active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000169700A (ja) * | 1998-12-11 | 2000-06-20 | Du Pont Toray Co Ltd | ポリウレタン組成物およびポリウレタン弾性糸 |
| JP2003531309A (ja) * | 2000-04-26 | 2003-10-21 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 高い熱セット効率を有するスパンデックス |
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| JP2024077017A (ja) * | 2022-11-25 | 2024-06-06 | 東レ・オペロンテックス株式会社 | ポリウレタン樹脂組成物 |
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| CN120584141A (zh) | 2025-09-02 |
| JP2024077017A (ja) | 2024-06-06 |
| EP4623017A1 (en) | 2025-10-01 |
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