JP2007056269A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2007056269A5 JP2007056269A5 JP2006227755A JP2006227755A JP2007056269A5 JP 2007056269 A5 JP2007056269 A5 JP 2007056269A5 JP 2006227755 A JP2006227755 A JP 2006227755A JP 2006227755 A JP2006227755 A JP 2006227755A JP 2007056269 A5 JP2007056269 A5 JP 2007056269A5
- Authority
- JP
- Japan
- Prior art keywords
- component
- melt
- mixing
- nco
- molecular weight
- 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
- 238000000034 method Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 7
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 6
- 125000005442 diisocyanate group Chemical group 0.000 claims description 6
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 6
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 6
- 239000004970 Chain extender Substances 0.000 claims description 5
- 229920005862 polyol Polymers 0.000 claims description 5
- 150000003077 polyols Chemical class 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 7
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical class C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 7
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- -1 Aliphatic diols Chemical class 0.000 description 5
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 4
- XNDHQMLXHGSDHT-UHFFFAOYSA-N 1,4-bis(2-hydroxyethyl)cyclohexa-2,5-diene-1,4-diol Chemical compound OCCC1(O)C=CC(O)(CCO)C=C1 XNDHQMLXHGSDHT-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 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 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 2
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 description 2
- 229940008841 1,6-hexamethylene diisocyanate Drugs 0.000 description 1
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 1
- RLYCRLGLCUXUPO-UHFFFAOYSA-N 2,6-diaminotoluene Chemical compound CC1=C(N)C=CC=C1N RLYCRLGLCUXUPO-UHFFFAOYSA-N 0.000 description 1
- RNLHGQLZWXBQNY-UHFFFAOYSA-N 3-(aminomethyl)-3,5,5-trimethylcyclohexan-1-amine Chemical compound CC1(C)CC(N)CC(C)(CN)C1 RNLHGQLZWXBQNY-UHFFFAOYSA-N 0.000 description 1
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical class C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 description 1
- RQEOBXYYEPMCPJ-UHFFFAOYSA-N 4,6-diethyl-2-methylbenzene-1,3-diamine Chemical compound CCC1=CC(CC)=C(N)C(C)=C1N RQEOBXYYEPMCPJ-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 150000004984 aromatic diamines Chemical class 0.000 description 1
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 1
- POSODONTZPRZJI-UHFFFAOYSA-N butane-1,4-diol;terephthalic acid Chemical compound OCCCCO.OCCCCO.OC(=O)C1=CC=C(C(O)=O)C=C1 POSODONTZPRZJI-UHFFFAOYSA-N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- ACCCMOQWYVYDOT-UHFFFAOYSA-N hexane-1,1-diol Chemical compound CCCCCC(O)O ACCCMOQWYVYDOT-UHFFFAOYSA-N 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 201000006747 infectious mononucleosis Diseases 0.000 description 1
- KVKFRMCSXWQSNT-UHFFFAOYSA-N n,n'-dimethylethane-1,2-diamine Chemical compound CNCCNC KVKFRMCSXWQSNT-UHFFFAOYSA-N 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920005906 polyester polyol Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102005039933A DE102005039933B4 (de) | 2005-08-24 | 2005-08-24 | Verfahren zur Herstellung von thermoplastisch verarbeitbaren Polyurethanen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007056269A JP2007056269A (ja) | 2007-03-08 |
| JP2007056269A5 true JP2007056269A5 (enExample) | 2009-10-08 |
Family
ID=37496487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006227755A Pending JP2007056269A (ja) | 2005-08-24 | 2006-08-24 | 溶融加工可能なポリウレタンの製造方法 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20070049719A1 (enExample) |
| EP (1) | EP1757632B1 (enExample) |
| JP (1) | JP2007056269A (enExample) |
| CN (1) | CN1919891B (enExample) |
| AT (1) | ATE415429T1 (enExample) |
| BR (1) | BRPI0603405A (enExample) |
| CA (1) | CA2556656A1 (enExample) |
| DE (2) | DE102005039933B4 (enExample) |
| ES (1) | ES2315972T3 (enExample) |
| MX (1) | MXPA06009517A (enExample) |
| TW (1) | TW200722446A (enExample) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101249120B1 (ko) * | 2006-08-31 | 2013-03-29 | 킴벌리-클라크 월드와이드, 인크. | 고도 통기성 생분해성 필름 |
| US8722753B2 (en) * | 2007-08-21 | 2014-05-13 | Lear Corporation | Hydroxyl terminated precursor and method of making the same |
| US8227658B2 (en) | 2007-12-14 | 2012-07-24 | Kimberly-Clark Worldwide, Inc | Film formed from a blend of biodegradable aliphatic-aromatic copolyesters |
| US7998888B2 (en) * | 2008-03-28 | 2011-08-16 | Kimberly-Clark Worldwide, Inc. | Thermoplastic starch for use in melt-extruded substrates |
| DE102008023252A1 (de) * | 2008-05-13 | 2009-11-19 | Tesa Se | Hotmelt-Verfahren zur Herstellung eines chemisch vernetzten Polyurethanfilms |
| US8338508B2 (en) * | 2008-05-14 | 2012-12-25 | Kimberly-Clark Worldwide, Inc. | Water-sensitive film containing an olefinic elastomer |
| US8147965B2 (en) | 2008-05-14 | 2012-04-03 | Kimberly-Clark Worldwide, Inc. | Water-sensitive film containing thermoplastic polyurethane |
| US8927617B2 (en) | 2008-06-30 | 2015-01-06 | Kimberly-Clark Worldwide, Inc. | Fragranced water-sensitive film |
| US8188185B2 (en) * | 2008-06-30 | 2012-05-29 | Kimberly-Clark Worldwide, Inc. | Biodegradable packaging film |
| US8759279B2 (en) * | 2008-06-30 | 2014-06-24 | Kimberly-Clark Worldwide, Inc. | Fragranced biodegradable film |
| US8283006B2 (en) | 2008-12-18 | 2012-10-09 | Kimberly-Clark Worldwide, Inc. | Injection molding material containing starch and plant protein |
| US8329601B2 (en) | 2008-12-18 | 2012-12-11 | Kimberly-Clark Worldwide, Inc. | Biodegradable and renewable film |
| DE102009046657A1 (de) | 2009-11-12 | 2011-05-19 | Tesa Se | Haftklebstoff auf Basis von Polyurethan |
| DE102009055735A1 (de) * | 2009-11-26 | 2011-07-07 | Bayer Material Science AG, 51373 | Verfahren zur kontinuierlichen Herstellung von thermoplastisch verarbeitbaren Polyurethanen |
| US20110306734A1 (en) * | 2010-06-02 | 2011-12-15 | Bayer Materialscience Ag | Thermoplastically processable polyurethanes based on succinic acid propionates |
| US8889945B2 (en) | 2010-12-08 | 2014-11-18 | Kimberly-Clark Worldwide, Inc. | Elastic film containing a renewable starch polymer |
| US9327168B2 (en) * | 2010-12-22 | 2016-05-03 | Acushnet Company | Methods for making polyurea and polyurethane polymers and golf balls prepared therefrom |
| KR101401925B1 (ko) | 2010-12-28 | 2014-06-02 | 에스케이이노베이션 주식회사 | 열안정성이 개선된 폴리프로필렌 카보네이트의 제조방법 |
| RU2618219C2 (ru) | 2011-09-30 | 2017-05-03 | Байер Интеллектуэль Проперти Гмбх | Гомогенное экструдированное изделие из термопластично перерабатываемых полиуретанов на основе полиэфирдиолов из янтарной кислоты и 1,3-пропандиола |
| US9957347B2 (en) * | 2013-02-25 | 2018-05-01 | Basf Se | Reduced discoloration of thermoplastic polyurethanes based on polymer polyols via incorporation of aliphatic isocyanates |
| US10695235B2 (en) | 2013-11-27 | 2020-06-30 | Kimberly-Clark Worldwide, Inc. | Printed 3D-elastic laminates |
| US9913764B2 (en) | 2013-12-18 | 2018-03-13 | Kimberly-Clark Worldwide, Inc. | Post-bonded grooved elastic materials |
| RU2565167C1 (ru) * | 2014-04-04 | 2015-10-20 | Закрытое акционерное общество "Блокформ" | Установка для получения гранулированного термопластичного полиуретана и способ получения гранулированного термопластичного полиуретана |
| CN104710595A (zh) * | 2015-04-09 | 2015-06-17 | 奥斯汀新材料(张家港)有限公司 | 直径12寸以上管料用聚醚热塑性聚氨酯弹性体的制备方法 |
| JP6409220B1 (ja) * | 2016-12-22 | 2018-10-24 | Dic株式会社 | 湿気硬化型ウレタンホットメルト樹脂組成物、積層体、及び、靴 |
| WO2018148231A1 (en) * | 2017-02-09 | 2018-08-16 | Lubrizol Advanced Materials, Inc. | Reactive hot-melt adhesive composition containing a polyester-polyurethane |
| KR20190126312A (ko) * | 2017-03-21 | 2019-11-11 | 바스프 에스이 | 우레탄 함유 중합체 히드록실 화합물에 기반한 낮은 블루밍 효과 및 우수한 저온 가요성을 나타내는 폴리우레탄의 제조 방법 |
| CN113227185A (zh) * | 2018-11-29 | 2021-08-06 | 巴斯夫欧洲公司 | 基于ppg的tpu的连续制备 |
| EP3772519A1 (de) | 2019-08-07 | 2021-02-10 | Covestro Deutschland AG | Verfahren zur herstellung von thermoplastisch verarbeitbaren polyurethanpolymeren |
| EP3812407A1 (de) | 2019-10-23 | 2021-04-28 | Covestro Deutschland AG | Polyurethanpolymer mit einer härte von <= 60 shore a |
| EP3812408A1 (de) * | 2019-10-23 | 2021-04-28 | Covestro Deutschland AG | Polyurethanpolymer mit einer härte von <= 60 shore a und guter abriebfestigkeit |
| EP3838942A1 (de) * | 2019-12-17 | 2021-06-23 | Covestro Deutschland AG | Verfahren zur herstellung von polyurethanen mit hoher reaktionsenthalpie |
| EP3838951A1 (de) * | 2019-12-17 | 2021-06-23 | Covestro Deutschland AG | Verfahren zur kontinuierlichen herstellung von thermoplastischem polyurethan |
| EP3838950A1 (de) | 2019-12-17 | 2021-06-23 | Covestro Deutschland AG | Thermoplastisches aliphatisches polyurethanprepolymer mit niedriger schmelzenthalpie |
| EP3838946A1 (de) * | 2019-12-17 | 2021-06-23 | Covestro Deutschland AG | Verfahren zur herstellung eines thermoplastischen polyurethans mit niedriger farbzahl |
| EP4342924A1 (de) | 2022-09-26 | 2024-03-27 | Covestro Deutschland AG | Verfahren zur herstellung von polyether-enthaltenden thermoplastischen polyurethanen |
| WO2025168329A1 (de) | 2024-02-09 | 2025-08-14 | Covestro Deutschland Ag | Verfahren zur herstellung von polypropylenether-enthaltenden thermoplastischen polyurethanen |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE673744A (enExample) | 1964-12-14 | |||
| BE759829A (fr) * | 1969-12-03 | 1971-06-03 | Upjohn Co | Preparation de polyurethanes |
| DE1964834A1 (de) | 1969-12-24 | 1971-07-01 | Bayer Ag | Verfahren zur Herstellung von Polyurethan-Elastomeren |
| DE2248382C2 (de) * | 1972-10-03 | 1982-12-02 | Bayer Ag, 5090 Leverkusen | Polyurethan-Elastomere, deren Herstellung und Verwendung |
| US3963656A (en) * | 1972-10-03 | 1976-06-15 | Bayer Aktiengesellschaft | Thermoplastic polyurethanes and a two-stage process for their preparation |
| DE2302564C3 (de) | 1973-01-19 | 1985-02-07 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyurethan-Elastomeren |
| US4000117A (en) * | 1975-03-31 | 1976-12-28 | The Upjohn Company | Novel compositions |
| DE2842806A1 (de) * | 1978-09-30 | 1980-04-10 | Bayer Ag | Verfahren zur herstellung von polyurethan-elastomeren |
| DE2901774A1 (de) | 1979-01-18 | 1980-07-24 | Elastogran Gmbh | Rieselfaehiges, mikrobenbestaendiges farbstoff- und/oder hilfsmittelkonzentrat auf basis eines polyurethan-elastomeren und verfahren zu seiner herstellung |
| DE3329775A1 (de) * | 1983-08-18 | 1985-02-28 | Bayer Ag, 5090 Leverkusen | Thermoplastische polyurethane hoher waermestandfestigkeit auf basis von naphthylendiisocyanat, verfahren zu ihrer herstellung und ihre verwendung |
| JPH059256A (ja) * | 1991-07-01 | 1993-01-19 | Kuraray Co Ltd | ポリウレタンの製造方法 |
| DE69228606T2 (de) * | 1991-07-03 | 1999-06-24 | Kanebo, Ltd., Tokio/Tokyo | Verfahren und vorrichtung zur herstellung eines thermoplastischen polyurethan-elastomers |
| US5795948A (en) * | 1992-05-26 | 1998-08-18 | Bayer Aktiengesellschaft | Multistage process for production of thermoplastic polyurethane elastomers |
| DE4217367A1 (de) | 1992-05-26 | 1993-12-02 | Bayer Ag | Thermoplastisch verarbeitbare Polyurethan-Elastomere mit verbessertem Verarbeitungsverhalten und Verfahren zur Herstellung |
| DE19625987A1 (de) * | 1996-06-28 | 1998-01-02 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von thermoplastisch verarbeitbaren Polyurethanen mit verbessertem Verarbeitungsverhalten |
| DE19738498A1 (de) * | 1997-09-03 | 1999-03-04 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von thermoplastisch verarbeitbaren Polyurethanen in einem Zweiwellenextruder mit spezieller Temperaturführung |
-
2005
- 2005-08-24 DE DE102005039933A patent/DE102005039933B4/de not_active Withdrawn - After Issue
-
2006
- 2006-08-11 DE DE502006002169T patent/DE502006002169D1/de active Active
- 2006-08-11 ES ES06016778T patent/ES2315972T3/es active Active
- 2006-08-11 AT AT06016778T patent/ATE415429T1/de not_active IP Right Cessation
- 2006-08-11 EP EP06016778A patent/EP1757632B1/de not_active Not-in-force
- 2006-08-21 CA CA002556656A patent/CA2556656A1/en not_active Abandoned
- 2006-08-21 MX MXPA06009517A patent/MXPA06009517A/es active IP Right Grant
- 2006-08-21 US US11/507,278 patent/US20070049719A1/en not_active Abandoned
- 2006-08-23 TW TW095130897A patent/TW200722446A/zh unknown
- 2006-08-24 JP JP2006227755A patent/JP2007056269A/ja active Pending
- 2006-08-24 CN CN2006101212987A patent/CN1919891B/zh not_active Expired - Fee Related
- 2006-08-24 BR BRPI0603405-5A patent/BRPI0603405A/pt not_active IP Right Cessation
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2007056269A5 (enExample) | ||
| CN102212180B (zh) | 一种聚氨酯微孔弹性体及其制备方法 | |
| CN110627985A (zh) | 一种聚乳酸基热塑性聚氨酯弹性体材料及其制备方法 | |
| TW200902574A (en) | Soft thermoplastic polyurethane elastomers and processes for their preparation and use | |
| CN1439662A (zh) | 制备易于脱模的软质低收缩率热塑性聚氨酯弹性体的方法 | |
| CN112824435A (zh) | 一种高规整热塑性聚氨酯材料及制备方法 | |
| HK1049347A1 (en) | Aliphatic thermoplastic polyurethanes and use thereof | |
| CN101443376A (zh) | 具有增强抗水解性的聚氨酯弹性体 | |
| JP4605491B2 (ja) | 1,4−ブタンジオールを主剤とするコポリカーボネートジオールの製造方法、およびそのコポリカーボネートジオールを用いたポリウレタン樹脂。 | |
| CN1177880C (zh) | 利用聚碳酸亚丙基酯软链段制备的热塑性聚氨酯弹性体(TPUs) | |
| JP2009520065A5 (enExample) | ||
| DK2643377T3 (en) | POLYURETHANE ELASTOMER CASTLES OF DIPHENYLMETHANDEISOCYANATE-BASED NCO PREPOLYMERS AND METAL SALT COMPLEXES AND A PROCEDURE FOR PREPARING IT | |
| US5804648A (en) | Toluene diisocyanate residue-based compositions and the use of such compositions as fillers for hydroxyl compounds | |
| JP5675615B2 (ja) | 自動車座席用ウレタンフォーム及びその製造方法 | |
| CN114174369A (zh) | 制备可热塑性加工的聚氨酯聚合物的方法 | |
| CN112694588B (zh) | 硬度≤60肖氏a且耐磨性好的聚氨酯聚合物 | |
| US20070049720A1 (en) | Polyurethanes, their preparation and use | |
| WO2015183070A1 (en) | Method to produce natural oil-based polyurethane prepolymer | |
| JPH03119018A (ja) | 熱可塑性ポリウレタン、それらの製造方法並びに医療器具の製造方法 | |
| JP7527924B2 (ja) | ポリウレタン化合物 | |
| JP2009520067A5 (enExample) | ||
| CN112694589B (zh) | 硬度≤60肖氏a的聚氨酯聚合物 | |
| US10689480B2 (en) | Liquid-crystal compound, thermally responsive material, and production method therefor | |
| JPH07330852A (ja) | 形状記憶能を有するポリウレタンエラストマー | |
| CN103534286B (zh) | 合成皮革用聚氨酯树脂中所用的强伸度提高剂以及使用其的多元醇组合物和聚氨酯树脂 |