ATE407161T1 - Gebundene, hochreaktive polyurethan- hartschaumstoffe - Google Patents
Gebundene, hochreaktive polyurethan- hartschaumstoffeInfo
- Publication number
- ATE407161T1 ATE407161T1 AT05724793T AT05724793T ATE407161T1 AT E407161 T1 ATE407161 T1 AT E407161T1 AT 05724793 T AT05724793 T AT 05724793T AT 05724793 T AT05724793 T AT 05724793T AT E407161 T1 ATE407161 T1 AT E407161T1
- Authority
- AT
- Austria
- Prior art keywords
- bonded
- highly reactive
- hard foam
- reactive polyurethane
- polyurethane hard
- Prior art date
Links
- 239000006260 foam Substances 0.000 title 1
- 229920002635 polyurethane Polymers 0.000 title 1
- 239000004814 polyurethane Substances 0.000 title 1
- 239000004604 Blowing Agent Substances 0.000 abstract 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 1
- 229920005830 Polyurethane Foam Polymers 0.000 abstract 1
- 230000001464 adherent effect Effects 0.000 abstract 1
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229920005862 polyol Polymers 0.000 abstract 1
- 150000003077 polyols Chemical class 0.000 abstract 1
- 239000011496 polyurethane foam Substances 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
Classifications
-
- 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
-
- 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
-
- 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
-
- 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
-
- 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
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
- C08G18/672—Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
-
- 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
-
- 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
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
-
- 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
- C08G2110/0025—Foam properties rigid
-
- 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
- C08G2110/0066—≥ 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
- C08G2350/00—Acoustic or vibration damping material
-
- 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
- C08J2205/00—Foams characterised by their properties
- C08J2205/10—Rigid foams
-
- 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
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)
- General Chemical & Material Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55232104P | 2004-03-11 | 2004-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE407161T1 true ATE407161T1 (de) | 2008-09-15 |
Family
ID=34961463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT05724793T ATE407161T1 (de) | 2004-03-11 | 2005-03-07 | Gebundene, hochreaktive polyurethan- hartschaumstoffe |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US8372892B2 (de) |
| EP (1) | EP1725600B2 (de) |
| JP (1) | JP4824670B2 (de) |
| KR (1) | KR101149662B1 (de) |
| CN (1) | CN100519615C (de) |
| AT (1) | ATE407161T1 (de) |
| BR (1) | BRPI0508135A (de) |
| CA (1) | CA2558634C (de) |
| DE (1) | DE602005009505D1 (de) |
| ES (1) | ES2309733T5 (de) |
| WO (1) | WO2005090431A1 (de) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7125461B2 (en) | 2003-05-07 | 2006-10-24 | L & L Products, Inc. | Activatable material for sealing, baffling or reinforcing and method of forming same |
| US7199165B2 (en) | 2003-06-26 | 2007-04-03 | L & L Products, Inc. | Expandable material |
| KR101284934B1 (ko) * | 2005-09-15 | 2013-07-10 | 다우 글로벌 테크놀로지스 엘엘씨 | 옥사졸리돈기를 함유하는 부착 고 반응성 경질 폴리우레탄발포체 |
| US8475694B2 (en) | 2005-10-25 | 2013-07-02 | Zephyros, Inc. | Shaped expandable material |
| CN100372880C (zh) * | 2006-06-08 | 2008-03-05 | 北京科聚化工新材料有限公司 | 一种储存稳定的聚氨酯预聚体及其制备方法 |
| FR2919295B1 (fr) * | 2007-07-25 | 2009-11-06 | Rhodia Operations Sas | Synthese d'urethanes et de polyurethanes catalysees par des carbenes. |
| DE102008008391A1 (de) * | 2008-02-09 | 2009-08-13 | Bayer Materialscience Ag | Geschäumte, lichtechte Polyurethanformteile |
| GB0806434D0 (en) | 2008-04-09 | 2008-05-14 | Zephyros Inc | Improvements in or relating to structural adhesives |
| GB0916205D0 (en) | 2009-09-15 | 2009-10-28 | Zephyros Inc | Improvements in or relating to cavity filling |
| CN103153604B (zh) | 2010-03-04 | 2016-04-13 | 泽菲罗斯公司 | 结构复合层压板 |
| GB201016530D0 (en) | 2010-09-30 | 2010-11-17 | Zephyros Inc | Improvements in or relating to adhesives |
| DE102011078768A1 (de) | 2011-07-07 | 2013-01-10 | Bayer Materialscience Aktiengesellschaft | Verfahren zum Ausfüllen von Hohl- und Zwischenräumen mit duroplastischen Polyurethanschaumstoffen |
| EP2736694B1 (de) | 2011-07-26 | 2019-07-10 | Dow Global Technologies LLC | Verfahren zum füllen von hohlräumen mit polymerschaum |
| KR101351432B1 (ko) * | 2011-12-27 | 2014-01-15 | 에스케이씨 주식회사 | 초미세 발포 폴리우레탄 탄성체의 제조방법 |
| WO2014091500A1 (en) * | 2012-12-13 | 2014-06-19 | Varroc Polymers Pvt. Ltd. | Polyurethane composite for automotive seat base. |
| EP3024903B1 (de) | 2013-07-26 | 2021-09-08 | Zephyros Inc. | Verbesserungen an oder in zusammenhang mit wärmehärtbaren klebefolien |
| JP6240959B2 (ja) * | 2014-01-09 | 2017-12-06 | 株式会社アイ・イー・ジェー | 硬質ウレタンフォームおよび軽石 |
| EP3154929B1 (de) | 2014-04-21 | 2020-09-16 | Firestone Building Products Company, LLC | Verfahren zur herstellung eines schaums |
| GB201417985D0 (en) | 2014-10-10 | 2014-11-26 | Zephyros Inc | Improvements in or relating to structural adhesives |
| WO2016099667A1 (en) * | 2014-12-15 | 2016-06-23 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Controlling crosslinking density and processing parameters of phthalonitriles |
| PL415002A1 (pl) * | 2015-12-01 | 2017-06-05 | Selena Labs Spółka Z Ograniczoną Odpowiedzialnością | Pianka montażowa oraz jej zastosowanie jako kleju, szczeliwa, do wytwarzania powłok albo do wypełniania wewnątrz pustych struktur |
| CN107089927B (zh) * | 2016-06-02 | 2017-11-21 | 山东理工大学 | 具有作为co2给体的阴离子的有机胺盐类化合物及其作为发泡剂的用途 |
| CN107089910B (zh) * | 2016-06-02 | 2017-11-14 | 山东理工大学 | 碳酸有机胺盐类化合物及其作为发泡剂的用途 |
| CN106279607A (zh) * | 2016-08-08 | 2017-01-04 | 常州大学 | 一种以二氧化碳为环境友好型潜伏性发泡剂的聚氨酯泡沫材料及其制备方法 |
| CN109422904B (zh) * | 2017-08-24 | 2021-03-19 | 山东理工大学 | 包含仲胺和醇胺盐的发泡剂及用于聚氨酯连续板泡沫体材料中的用途 |
| CN109679130B (zh) * | 2017-10-19 | 2021-09-07 | 山东理工大学 | 包含六氟丁烯和有机醇胺盐化合物的复合发泡剂 |
| PL3765540T3 (pl) * | 2018-03-13 | 2023-04-11 | Dow Global Technologies Llc | Pianka lepkosprężysta |
| JP7327904B2 (ja) * | 2018-03-30 | 2023-08-16 | マツダ株式会社 | 2液反応型ウレタン樹脂組成物を用いたポリウレタンフォームの形成方法 |
| CN114829436A (zh) * | 2019-12-24 | 2022-07-29 | 科思创知识产权两合公司 | 用于形成具有空气渗透率的硬质聚氨酯泡沫的组合物和硬质聚氨酯泡沫 |
| JP7685502B2 (ja) * | 2020-02-04 | 2025-05-29 | コベストロ、ドイチュラント、アクチエンゲゼルシャフト | 通気性を有する硬質ポリウレタンフォーム形成用組成物及び硬質ポリウレタンフォーム |
| WO2025025200A1 (en) * | 2023-08-03 | 2025-02-06 | Ddp Specialty Electronic Materials Us, Llc | Low density and flame retardant two-component polyurethane potting formulation |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3312215A1 (de) | 1983-04-05 | 1984-10-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung eines zelligen polyurethans |
| DE3333464A1 (de) | 1983-09-16 | 1985-04-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von mikrozellularen oder geschaeumten formkoerpern und zur durchfuehrung dieses verfahrens geeignete verbindungen mit gegenueber isocyanatgruppen reaktionsfaehigen gruppen |
| DE3607964A1 (de) | 1986-03-11 | 1987-09-17 | Bayer Ag | Verfahren zur herstellung eines zelligen polyurethans |
| JPH05287046A (ja) * | 1992-04-06 | 1993-11-02 | Mitsui Toatsu Chem Inc | 発泡成形性の良い半硬質ポリウレタンフォームの製造法 |
| CZ287435B6 (en) | 1993-11-04 | 2000-11-15 | Bayer Ag | Process for preparing foam polyurethane shaped parts without use of fluorochlorinated hydrocarbons |
| DE4405061A1 (de) * | 1994-02-17 | 1995-08-24 | Bayer Ag | Verfahren zur Isolierung von Rohren mit Polyurethan-Hartschaumstoffen nach dem Rotationsgußverfahren |
| US5735970A (en) * | 1996-05-30 | 1998-04-07 | Air Liquide America Corporation | Apparatus and process for the production of a neutral atmosphere |
| US5789451A (en) | 1996-07-29 | 1998-08-04 | The Dow Chemcial Company | Alkanolamine/carbon dioxide adduct and polyurethane foam therewith |
| AU5880098A (en) * | 1997-02-20 | 1998-09-09 | Sumitomo Bayer Urethane Co., Ltd. | Method for producing rigid polyurethane foam |
| DE19742012A1 (de) * | 1997-09-24 | 1999-03-25 | Basf Ag | Temperaturstabile Hartschaumstoffe auf Isocyanatbasis mit geringer Sprödigkeit und niedriger Wärmeleitfähigkeit |
| DE19852681A1 (de) * | 1998-11-16 | 2000-05-18 | Basf Ag | Carbamatlösungen |
| CN1277895C (zh) * | 2001-04-01 | 2006-10-04 | 陶氏环球技术公司 | 硬质聚氨酯泡沫塑料 |
| US6699916B2 (en) | 2001-10-29 | 2004-03-02 | Dow Global Technologies Inc. | Rigid hybrid polyurethane foams |
| KR101284934B1 (ko) * | 2005-09-15 | 2013-07-10 | 다우 글로벌 테크놀로지스 엘엘씨 | 옥사졸리돈기를 함유하는 부착 고 반응성 경질 폴리우레탄발포체 |
-
2005
- 2005-03-07 CA CA2558634A patent/CA2558634C/en not_active Expired - Fee Related
- 2005-03-07 DE DE602005009505T patent/DE602005009505D1/de active Active
- 2005-03-07 AT AT05724793T patent/ATE407161T1/de not_active IP Right Cessation
- 2005-03-07 KR KR1020067021045A patent/KR101149662B1/ko not_active Expired - Fee Related
- 2005-03-07 EP EP05724793A patent/EP1725600B2/de not_active Expired - Lifetime
- 2005-03-07 WO PCT/US2005/007323 patent/WO2005090431A1/en not_active Ceased
- 2005-03-07 BR BRPI0508135-1A patent/BRPI0508135A/pt not_active IP Right Cessation
- 2005-03-07 JP JP2007502896A patent/JP4824670B2/ja not_active Expired - Fee Related
- 2005-03-07 US US10/564,189 patent/US8372892B2/en not_active Expired - Fee Related
- 2005-03-07 CN CNB2005800078791A patent/CN100519615C/zh not_active Expired - Lifetime
- 2005-03-07 ES ES05724793T patent/ES2309733T5/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE602005009505D1 (de) | 2008-10-16 |
| BRPI0508135A (pt) | 2007-07-24 |
| EP1725600A1 (de) | 2006-11-29 |
| CA2558634A1 (en) | 2005-09-29 |
| WO2005090431A1 (en) | 2005-09-29 |
| EP1725600B2 (de) | 2012-10-03 |
| EP1725600B1 (de) | 2008-09-03 |
| CA2558634C (en) | 2013-02-26 |
| CN100519615C (zh) | 2009-07-29 |
| KR101149662B1 (ko) | 2012-07-05 |
| CN1930202A (zh) | 2007-03-14 |
| JP2007528434A (ja) | 2007-10-11 |
| JP4824670B2 (ja) | 2011-11-30 |
| ES2309733T3 (es) | 2008-12-16 |
| US20080038461A1 (en) | 2008-02-14 |
| KR20060129086A (ko) | 2006-12-14 |
| ES2309733T5 (es) | 2013-02-11 |
| US8372892B2 (en) | 2013-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE407161T1 (de) | Gebundene, hochreaktive polyurethan- hartschaumstoffe | |
| DE50006255D1 (de) | Feinzellige, wassergetriebene polyurethanhartschaumstoffe | |
| ATE412681T1 (de) | Verfahren zur herstellung von polyurethan- schaumstoffen | |
| WO2002059175A3 (en) | Molded foam articles prepared with reduced mold residence time and improved quality | |
| PL2041199T3 (pl) | Sposób wytwarzania lepkosprężystych pianek | |
| DE502005009654D1 (de) | Leichte schallisolierende verkleidung für ein karosserieteil eines kraftfahrzeuges und verfahren zu ihrer herstellung | |
| ATE458766T1 (de) | Verfahren zur herstellung von viskoelastischen polyurethan-weichschaumstoffen | |
| PL1986833T3 (pl) | Ulepszony sposób wytwarzania lekkiej, izolującej dźwięk osłony dla pojazdów mechanicznych i odpowiednia osłona | |
| MX2009003096A (es) | Articulo de espuma de poliuretano con piel integral. | |
| TW200639202A (en) | Class fiber reinforced polyurethane/polyisocyanurate foam | |
| WO2007107435A8 (de) | Siliconhaltige schaumstoffe | |
| WO2009019938A1 (ja) | Ea材 | |
| WO2002045960A3 (de) | Steinverbundplatten | |
| WO2006039298A3 (en) | Molded flexible polyurethane foams with reduced flammability and superior durability | |
| ATE388974T1 (de) | Verfahren zur herstellung von polyurethan- hartschaumstoffen | |
| ATE438670T1 (de) | Verfahren zur herstellung von polyurethan- weichschaumstoffen | |
| CY1110131T1 (el) | Στρωμα | |
| GB2412376A (en) | Composition for preparing rigid polyurethane foam and rigid polyurethane foam made therefrom | |
| MX2008002909A (es) | Espumas de poliuretano de soplado con agua y un procedimiento para su produccion. | |
| WO2008056246A3 (en) | Method for successive and serial foaming of sandwich panels with polyurethane | |
| JP4802733B2 (ja) | 成形品及びその製造方法 | |
| ATE417890T1 (de) | Herstellungsverfahren für polyurethanschaum niedriger dichte und sie enthaltende artikel | |
| TW200706558A (en) | Low density polyurethane foam, method of producing, and articles comprising the same | |
| DE50301716D1 (de) | Verfahren zur Herstellung von Polyurethanhalbhartschaumstoffen | |
| JP2006195055A (ja) | 防音材およびその製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |