SI9520123B - Process for making flexible foams - Google Patents
Process for making flexible foams Download PDFInfo
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- SI9520123B SI9520123B SI9520123A SI9520123A SI9520123B SI 9520123 B SI9520123 B SI 9520123B SI 9520123 A SI9520123 A SI 9520123A SI 9520123 A SI9520123 A SI 9520123A SI 9520123 B SI9520123 B SI 9520123B
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- prepolymer
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- polyol
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- 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
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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- 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
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
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- 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
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/485—Polyethers containing oxyethylene units and other oxyalkylene units containing mixed oxyethylene-oxypropylene or oxyethylene-higher oxyalkylene end groups
-
- 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
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- 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
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/0058—≥50 and <150kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2400/00—Characterised by the use of unspecified polymers
- C08J2400/14—Water soluble or water swellable polymers, e.g. aqueous gels
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Claims (18)
1 PATENTNI ZAHTEVKI 1. Postopek za pripravo fleksibilne pene z reakcijo predpolimera z vrednostjo NCO 3-15 mas.%, ki je reakcijski produkt, dobljen z reakcijo prebitne količine poliizocianata s polieter poliolom ali z zmesjo takih poliolov, pri čemer ima omenjeni poliol ali zmes povprečno nominalno hidroksilno funkcionalnost od 2 do 6, povprečno hidroksilno ekvivalentno maso od 500 do 5000 in vsebnost oksietilena vsaj 50 mas.%, z vodo, pri čemer je količina vode od 15 do 500 masnih delov na 100 masnih delov predpolimera, označen s tem, da je na začetku reakcije temperatura predpolimera 10-50°C in je temperatura vode 10-50°C višja od temperature pred-ipolimera.
2. Postopek za pripravo fleksibilne pene po zahtevku 1, označen s tem, da je na začetku reakcije temperatura vode 25-90°C.
3. Postopek po zahtevkih 1 in 2, označen s tem, da je temperatura predpolimera 15-30°C, temperatura vode je 40-70°C, pri čemer je temperatura vode 20-45°C višja od temperature predpolimera.
4. Postopek po zahtevkih 1-3, označen s tem, da ima predpolimer vrednost NCO 3-10 mas.% in je reakcijski produkt, dobljen z reakcijo prebitne količine poliizocianata, ki vsebuje vsaj 65 mas.% 4,4’-difenilmetandiizocianata ali njegove variante in ima poliol ali zmes poliolov povprečno nominalno hidroksilno funkcionalnost od 2,5 do 3,5, povprečno hidroksilno ekvivalentno maso od 1000 do 3000 in vsebnost oksietilena od 50 do 85 mas.% in je količina vode 30-300 masnih delov na 100 masnih delov predpolimera.
5. Postopek po zahtevkih 1-4, označen s tem, da reakcijo med predpolimerom in vodo vodimo v prisotnosti 0,01-10 masnih delov poliola (2) na 100 masnih delov predpolimera, pri čemer ima poliol (2) povprečno molekulsko maso 500-10000 in povprečno nominalno hidroksilno funkcionalnost 2-6, in je ta poliol polioksietilen-polimer ali polioksietilen polioksipropilen blok sopolimer z vsebnostjo oksietilena vsaj 30 mas.%.
6. Postopek po zahtevku 5, označen s tem, da ima poliol (2) povprečno nominalno hidroksilno funkcionalnost 2 in vsebnost oksietilena 35-70 mas.%. 2
7. Postopek po zahtevku 5, označen s tem, da ima poliol (2) vsebnost oksietilena vsaj 70 mas.% in je količina uporabljene vode vsaj 40 masnih delov na 100 masnih delov predpolimera.
8. Postopek po zahtevkih 1-7, označen s tem, da reakcijo med predpolimerom in vodo izvedemo v prisotnosti superabsorbirnega polimera.
9. Postopek po zahtevku 8, označen s tem, da superabsorbirni polimer uporabimo v količini od 10 do 70 masnih delov na 100 masnih delov predpolimera.
10. Postopek po zahtevkih 8-9, označen s tem, da superabsorbirni polimer izberemo izmed superabsorbimih polimerov na osnovi akrilnih ali metakrilnih kislin, njihovih estrov, nitrilov, amidov in/ali soli; superabsorbimih polimerov na osnovi polisaharida in superabsorbimih polimerov na osnovi anhidrida maleinske kisline.
11. Postopek za pripravo fleksibilne pene z reakcijo predpolimera z vrednostjo NCO 3-15 mas.%, ki je reakcijski produkt, dobljen z reakcijo prebitne količine poliizocianata s polieter poliolom ali zmesjo takih poliolov, pri čemer ima omenjeni poliol ali zmes povprečno nominalno hidroksilno funkcionalnost od 2 do 6, povprečno hidroksilno ekvivalentno maso od 500 do 5000 in vsebnost oksietilena vsaj 50 mas.%, z vodo, pri čemer je količina vode od 15 do 500 masnih delov na 100 masnih delov predpolimera, označen s tem, da reakcijo predpolimera in vode vodimo v prisotnosti superabsorbirnega polimera.
12. Postopek po zahtevku 11, označen s tem, da ima predpolimer vrednost NCO 3-10 mas.% in je reakcijski produkt, dobljen z reakcijo prebitne količine poliizocianata, ki vsebuje vsaj 65 mas.% 4,4’-difenilmetandiizocianata ali njegove variante in ima poliol ali zmes poliolov povprečno nominalno hidroksilno funkcionalnost od 2,5 do 3,5, povprečno hidroksilno ekvivalentno maso od 1000 do 3000 in vsebnost oksietilena od 50 do 85 mas.% in je količina vode 30-300 masnih delov na 100 masnih delov predpolimera.
13. Postopek po zahtevkih 11-12, označen s tem, da reakcijo med predpolimerom in vodo vodimo v prisotnosti 0,01-10 masnih delov poliola (2) na 100 masnih delov predpolimera, pri čemer ima poliol (2) številčno povprečno molekulsko maso 500-10000 in povprečno nominalno hidroksilno funkcionalnost 2-6, in je ta poliol poliok- 3 sietilenpolimer ali polioksietilen polioksipropilen blok sopolimer z vsebnostjo ok-sietilena vsaj 30 mas.%.
14. Postopek po zahtevku 13, označen s tem, da je količina poliola (2) 0,05-3 masne dele na 100 masnih delov predpolimera.
15. Postopek po zahtevkih 13-14, označen s tem, da ima poliol (2) povprečno nominalno hidroksilno funkcionalnost 2 in vsebnost oksietilena 35-70 mas.%.
16. Postopek po zahtevkih 13-14, označen s tem, da ima poliol (2) vsebnost oksietilena vsaj 70 mas.% in je količina uporabljene vode vsaj 40 masnih delov na 100 'masnih delov predpolimera.
17. Postopek po zahtevkih 11-16, označen s tem, da superabsorbimi polimer uporabimo v količini od 10 do 70 masnih delov na 100 masnih delov predpolimera.
18. Postopek po zahtevkih 11-17, označen s tem, da superabsorbirni polimer izberemo izmed superabsorbirnih polimerov na osnovi akrilnih ali metakrilnih kislin, njihovih estrov, nitrilov, amidov in/ali soli, izmed superabsorbirnih polimerov na osnovi polisaharida in superabsorbirnih polimerov na osnovi anhidrida maleinske kisline.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP94203401 | 1994-11-22 | ||
| EP95201245 | 1995-05-12 | ||
| PCT/EP1995/004144 WO1996016099A1 (en) | 1994-11-22 | 1995-10-23 | Process for making flexible foams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SI9520123A SI9520123A (en) | 1997-12-31 |
| SI9520123B true SI9520123B (en) | 2001-12-31 |
Family
ID=26136759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SI9520123A SI9520123B (en) | 1994-11-22 | 1995-10-23 | Process for making flexible foams |
Country Status (26)
| Country | Link |
|---|---|
| EP (2) | EP0793681B1 (sl) |
| JP (2) | JP3761575B2 (sl) |
| KR (1) | KR100359041B1 (sl) |
| CN (2) | CN1097066C (sl) |
| AR (4) | AR000912A1 (sl) |
| AT (1) | ATE182341T1 (sl) |
| AU (1) | AU701887B2 (sl) |
| BG (1) | BG63344B1 (sl) |
| BR (1) | BR9509743A (sl) |
| CA (1) | CA2203516A1 (sl) |
| CZ (1) | CZ287677B6 (sl) |
| DE (1) | DE69510953T2 (sl) |
| DK (1) | DK0793681T3 (sl) |
| ES (1) | ES2135774T3 (sl) |
| FI (1) | FI116224B (sl) |
| GR (1) | GR3031072T3 (sl) |
| HK (1) | HK1002660A1 (sl) |
| HU (1) | HU216283B (sl) |
| MX (1) | MX9703640A (sl) |
| MY (1) | MY113411A (sl) |
| NO (1) | NO312517B1 (sl) |
| PL (1) | PL181727B1 (sl) |
| RO (1) | RO120139B1 (sl) |
| SI (1) | SI9520123B (sl) |
| TR (1) | TR199501467A2 (sl) |
| WO (1) | WO1996016099A1 (sl) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5624971A (en) * | 1996-07-01 | 1997-04-29 | Woodbridge Foam Corporation | Foamed polymer and process for production thereof |
| US5744509A (en) * | 1996-07-01 | 1998-04-28 | Woodbridge Foam Corporation | Foamed polymer and process for production thereof |
| US6296774B1 (en) | 1999-01-29 | 2001-10-02 | The Western States Machine Company | Centrifuge load control for automatic infeed gate adjustment |
| DE19909214A1 (de) | 1999-03-03 | 2000-09-07 | Basf Ag | Wasserabsorbierende, schaumförmige, vernetzte Polymerisate mit verbesserter Verteilungswirkung, Verfahren zu ihrer Herstellung und ihre Verwendung |
| EP1240227B1 (en) * | 1999-11-02 | 2012-05-09 | Huntsman International Llc | Process for making high resilience foams |
| DE10006340A1 (de) * | 2000-02-12 | 2001-08-16 | Basf Ag | Verfahren zur Herstellung von Polyurethan-Schaumstoffen |
| EP1178061A1 (en) * | 2000-08-01 | 2002-02-06 | Huntsman International Llc | Process for preparing a polyurethane material |
| US20030236316A1 (en) * | 2002-01-28 | 2003-12-25 | Woodbridge Foam Corporation | Foamed isocyanate-based polymer having improved toughness and process for production thereof |
| US7687548B2 (en) | 2002-07-01 | 2010-03-30 | Huntsman International Llc | Process for preparing a moulded polyurethane material |
| CA2488107C (en) * | 2002-07-01 | 2010-08-24 | Huntsman International Llc | Process for preparing a moulded polyurethane material |
| DE102004061406A1 (de) * | 2004-12-21 | 2006-07-06 | Bayer Innovation Gmbh | Infektionsresistente Polyurethanschäume, Verfahren zu ihrer Herstellung und Verwendung in antiseptisch ausgestatteten Wundauflagen |
| EP2027210A1 (de) * | 2006-05-22 | 2009-02-25 | Basf Se | Schuhsohlen mit wasserabsorbierenden eigenschaften |
| EP2028223A1 (de) * | 2007-08-23 | 2009-02-25 | Bayer MaterialScience AG | EO/PO-Blockcopolymere als Stabilisatoren für PUR-Schäume |
| RU2010119633A (ru) * | 2007-10-19 | 2011-11-27 | Байер МатириальСайенс АГ (DE) | Способ получения ароматизированной жевательной пены как косметической продукции |
| EP2072063A1 (en) | 2007-12-22 | 2009-06-24 | Bayer Innovation GmbH | Infection-resistant cellular hydrophilic prepolymer based polyurethane foams, methods for producing the same and use thereof in antiseptic wound dressings |
| EP2140888A1 (de) * | 2008-07-04 | 2010-01-06 | Bayer MaterialScience AG | Schichtenverbund, geeignet als Wundauflage, umfassend eine Polyurethanschaumschicht, eine Absorberschicht und eine Deckschicht |
| AT507850B1 (de) | 2009-01-22 | 2016-01-15 | Eurofoam Gmbh | Schaumstoffelement mit darin eingelagerten hydrophilen mitteln |
| AT507849B1 (de) | 2009-01-22 | 2011-09-15 | Eurofoam Gmbh | Schaumstoffelement mit darin eingelagerter zellulose |
| CA2771268C (en) * | 2009-10-07 | 2013-10-29 | Huntsman International Llc | Process for making a flexible polyurethane foam |
| FR2974004B1 (fr) | 2011-04-15 | 2014-05-02 | Urgo Lab | Pansement absorbant hydrocellulaire, ses utilisations pour le traitement des plaies chroniques et aigues |
| FR2974005B1 (fr) | 2011-04-15 | 2014-05-02 | Urgo Lab | Pansement adhesif mince tres absorbant, ses utilisations pour le traitement des plaies chroniques |
| SG11201400992UA (en) | 2011-10-28 | 2014-09-26 | Huntsman Int Llc | Process for making a polyurethane foam |
| EP2700396A3 (en) | 2012-06-20 | 2015-04-29 | Sylphar Nv | Strip for the delivery of oral care compositions |
| CN103087502A (zh) * | 2012-12-28 | 2013-05-08 | 东莞市帕瑞诗贸易有限公司 | 一种亲水性聚氨酯泡绵及发泡工艺 |
| FR3003463B1 (fr) | 2013-03-20 | 2015-04-10 | Urgo Lab | Pansement ayant un bord peripherique adhesif avec un pourtour ondule |
| EP2818040A1 (en) | 2013-06-24 | 2014-12-31 | Huntsman International Llc | Polyurethane foam for use as soil improver |
| US20150087737A1 (en) * | 2013-09-24 | 2015-03-26 | Dow Global Technologies Llc | Hydrophilic Polyurethane Foam for Liquid Based Cleaning Applications |
| US10070685B2 (en) | 2014-08-27 | 2018-09-11 | Nike, Inc. | Article of footwear with soil-shedding performance |
| CN107148226B (zh) | 2014-08-27 | 2020-05-22 | 耐克创新有限合伙公司 | 具有吸水性能的鞋类物品、服装物品和运动装备物品 |
| GB2532837B (en) | 2014-08-27 | 2017-10-25 | Nike Innovate Cv | Article of footwear with soil-shedding performance |
| MX2017005020A (es) * | 2014-10-29 | 2017-07-19 | Dow Global Technologies Llc | Prepolimero hidrofilo para espumas de poliuretano. |
| CN104693461A (zh) * | 2015-01-21 | 2015-06-10 | 南京瑞柯徕姆环保科技有限公司 | 一种阻燃型柔性喷磨材料制备方法 |
| CN104592534A (zh) * | 2015-01-21 | 2015-05-06 | 南京瑞柯徕姆环保科技有限公司 | 一种阻燃纤维型柔性喷磨材料制备方法 |
| CN104610555A (zh) * | 2015-01-21 | 2015-05-13 | 南京瑞柯徕姆环保科技有限公司 | 一种嵌入纤维的柔性喷磨材料制备方法 |
| CN104629075A (zh) * | 2015-01-21 | 2015-05-20 | 南京瑞柯徕姆环保科技有限公司 | 一种柔性喷磨材料制备方法 |
| CN104610556A (zh) * | 2015-01-24 | 2015-05-13 | 南京瑞柯徕姆环保科技有限公司 | 一种防锈型柔性喷磨材料制备方法 |
| US10531705B2 (en) | 2016-03-02 | 2020-01-14 | Nike, Inc. | Hydrogel tie layer |
| EP3235520A1 (de) * | 2016-04-22 | 2017-10-25 | Covestro Deutschland AG | Verfahren zur herstellung eines partikel umfassenden schaums, schaum mit hoher retention und wundauflage umfassend einen solchen schaum |
| FR3056100B1 (fr) | 2016-09-20 | 2019-07-05 | Urgo Recherche Innovation Et Developpement | Pansement absorbant comprenant un non-tisse superabsorbant hydrodelitable |
| ES2960371T3 (es) * | 2017-12-20 | 2024-03-04 | Dow Global Technologies Llc | Espumas de poliuretano para aplicaciones de bienestar |
| CN108976775B (zh) * | 2018-07-05 | 2021-02-09 | 江苏钟山化工有限公司 | 水中可沉降的聚氨酯软泡材料的制备方法及其应用 |
| TWI723333B (zh) * | 2019-01-23 | 2021-04-01 | 南韓商韓國Ｐ＆Ｐ股份有限公司 | 組合有生物膳食纖維組合物的含浸材料以及上述含浸材料的製造方法 |
| CN110577627A (zh) * | 2019-09-09 | 2019-12-17 | 上海万华科聚化工科技发展有限公司 | 一种具有高吸收能力的吸收材料的制备方法及其应用 |
| CN111072909B (zh) * | 2020-01-02 | 2021-09-07 | 万华化学集团股份有限公司 | 亲水性聚氨酯预聚物及其制备方法和在软质泡沫塑料中的应用 |
| CN112961304B (zh) * | 2021-03-11 | 2022-06-28 | 江苏钟山新材料有限公司 | 一种制备在水中可快速沉降的聚氨酯泡沫的方法 |
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| CN115322321B (zh) * | 2022-08-03 | 2024-03-12 | 佳化化学科技发展（上海）有限公司 | 一种亲水性软质泡沫及其制备方法 |
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| JPS5417360B2 (sl) * | 1974-08-15 | 1979-06-29 | ||
| US4384050A (en) * | 1981-10-26 | 1983-05-17 | W. R. Grace & Co. | Flexible polyurethane foam based on MDI |
| US4638017A (en) * | 1985-12-09 | 1987-01-20 | Minnesota Mining And Manufacturing Company | Hydrophilic polyurethane/polyurea sponge |
| US4740528A (en) * | 1986-07-18 | 1988-04-26 | Kimberly-Clark Corporation | Superwicking crosslinked polyurethane foam composition containing amino acid |
| US5064653A (en) * | 1988-03-29 | 1991-11-12 | Ferris Mfg. Co. | Hydrophilic foam compositions |
| US5065752A (en) * | 1988-03-29 | 1991-11-19 | Ferris Mfg. Co. | Hydrophilic foam compositions |
| US4985467A (en) * | 1989-04-12 | 1991-01-15 | Scotfoam Corporation | Highly absorbent polyurethane foam |
| US5296518A (en) * | 1991-05-24 | 1994-03-22 | Hampshire Chemical Corp. | Hydrophilic polyurethaneurea foams containing no toxic leachable additives and method to produce such foams |
| US5268224A (en) * | 1991-08-12 | 1993-12-07 | The Procter & Gamble Company | Absorbent foam materials for aqueous body fluids and absorbent articles containing such materials |
| ES2102472T3 (es) * | 1991-12-17 | 1997-08-01 | Ici Plc | Espumas de poliuretano. |
| GB9311838D0 (en) * | 1993-06-08 | 1993-07-28 | Ici Plc | Process for making flexible foams |
-
1995
- 1995-10-23 JP JP51648396A patent/JP3761575B2/ja not_active Expired - Fee Related
- 1995-10-23 AT AT95935958T patent/ATE182341T1/de not_active IP Right Cessation
- 1995-10-23 CZ CZ19971524A patent/CZ287677B6/cs not_active IP Right Cessation
- 1995-10-23 SI SI9520123A patent/SI9520123B/sl unknown
- 1995-10-23 EP EP95935958A patent/EP0793681B1/en not_active Expired - Lifetime
- 1995-10-23 KR KR1019970703401A patent/KR100359041B1/ko not_active IP Right Cessation
- 1995-10-23 HU HU9701758A patent/HU216283B/hu not_active IP Right Cessation
- 1995-10-23 RO RO97-00929A patent/RO120139B1/ro unknown
- 1995-10-23 DK DK95935958T patent/DK0793681T3/da active
- 1995-10-23 EP EP98113472A patent/EP0894814A1/en not_active Withdrawn
- 1995-10-23 ES ES95935958T patent/ES2135774T3/es not_active Expired - Lifetime
- 1995-10-23 BR BR9509743A patent/BR9509743A/pt not_active IP Right Cessation
- 1995-10-23 AU AU38063/95A patent/AU701887B2/en not_active Ceased
- 1995-10-23 DE DE69510953T patent/DE69510953T2/de not_active Expired - Fee Related
- 1995-10-23 MX MX9703640A patent/MX9703640A/es not_active IP Right Cessation
- 1995-10-23 CN CN95196380A patent/CN1097066C/zh not_active Expired - Fee Related
- 1995-10-23 WO PCT/EP1995/004144 patent/WO1996016099A1/en active IP Right Grant
- 1995-10-23 PL PL95320365A patent/PL181727B1/pl not_active IP Right Cessation
- 1995-10-23 CA CA002203516A patent/CA2203516A1/en not_active Abandoned
- 1995-11-16 AR ARP950100187A patent/AR000912A1/es unknown
- 1995-11-20 MY MYPI95003534A patent/MY113411A/en unknown
- 1995-11-22 TR TR95/01467A patent/TR199501467A2/xx unknown
-
1997
- 1997-04-30 AR ARP970101792A patent/AR010462A2/es active IP Right Grant
- 1997-04-30 AR ARP970101794A patent/AR006923A2/es not_active Application Discontinuation
- 1997-04-30 AR ARP970101793A patent/AR010463A2/es active IP Right Grant
- 1997-05-21 NO NO19972322A patent/NO312517B1/no unknown
- 1997-05-21 FI FI972171A patent/FI116224B/fi not_active IP Right Cessation
- 1997-06-11 BG BG101604A patent/BG63344B1/bg unknown
-
1998
- 1998-02-18 HK HK98101261A patent/HK1002660A1/xx not_active IP Right Cessation
-
1999
- 1999-08-25 GR GR990402156T patent/GR3031072T3/el unknown
-
2002
- 2002-04-12 CN CNB021055289A patent/CN1213088C/zh not_active Expired - Fee Related
-
2005
- 2005-01-11 JP JP2005003455A patent/JP2005113155A/ja active Pending
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