EA199900024A1 - Способ получения плотных или ячеистых полиуретановых эластомеров и изоцианатные преполимеры для них - Google Patents

Способ получения плотных или ячеистых полиуретановых эластомеров и изоцианатные преполимеры для них

Info

Publication number
EA199900024A1
EA199900024A1 EA199900024A EA199900024A EA199900024A1 EA 199900024 A1 EA199900024 A1 EA 199900024A1 EA 199900024 A EA199900024 A EA 199900024A EA 199900024 A EA199900024 A EA 199900024A EA 199900024 A1 EA199900024 A1 EA 199900024A1
Authority
EA
Eurasian Patent Office
Prior art keywords
diisocyanate
isocyanate prepolymers
polyurethane elastomers
cellular polyurethane
carbon atoms
Prior art date
Application number
EA199900024A
Other languages
English (en)
Other versions
EA003631B1 (ru
Inventor
Манфред Генц
Вальтер Хазельхорст
Торстен Ешке
Уте Брунс
Хайнс Болльманн
Михаэль Штраус
Вольфганг Шольц
Рудигер Фоелькель
Хартмут Пойкер
Гархард Хелльманн
Original Assignee
Басф Акциенгезельшафт
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Басф Акциенгезельшафт filed Critical Басф Акциенгезельшафт
Publication of EA199900024A1 publication Critical patent/EA199900024A1/ru
Publication of EA003631B1 publication Critical patent/EA003631B1/ru

Links

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
    • C08G18/70—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
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/14—Powdering or granulating by precipitation from solutions
    • 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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • 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
    • C08G18/4891—Polyethers modified with higher fatty oils or their acids or by resin acids
    • 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
    • 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
    • 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
    • C08G18/7607—Compounds of C08G18/7614 and of C08G18/7657
    • 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
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • 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
    • C08G2110/0066—≥ 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

Предметом изобретения является способ получения плотных и предпочтительно ячеистых полиуретановых эластомеров при превращении (а) высокомолекулярных полигидроксильных соединений и, при необходимости, (б) низкомолекулярных средств для удлинения цепи и/или средств для сшивки (в) с 1,4-фенилендиизоцианатом (п-ФДИ) и, как минимум, одним дополнительным ароматическим диизоцианатом, выбранным из группы толуилендиизоцианат, дифенилметандиизоцианат, 3,3'-диметилдифенилдиизоцианат, 1,2-дифенилэтандиизоцианат, и/или алифатическим диизоцианатом с числом атомов углерода от 4 до 12, и/или циклоалифатическим диизоцианатом с числом атомов углерода от 6 до 18, в присутствии или отсутствии (г) катализаторов, (д) пенообразователей и (е) добавочных веществ, причем компоненты (а), (в) и, при необходимости, (б), предпочтительно, приводят к реакции после их преполимеризации, а также изоцианатные преполимеры, пригодные для получения этих эластомеров.Международная заявка была опубликована вместе с отчетом о международном поиске.
EA199900024A 1996-07-11 1997-06-30 Способ получения ячеистых полиуретановых эластомеров и преполимеры для них EA003631B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19627907A DE19627907A1 (de) 1996-07-11 1996-07-11 Verfahren zur Herstellung von kompakten oder zelligen Polyurethan-Elastomeren und hierfür geeignete Isocyanatprepolymere
PCT/EP1997/003396 WO1998002476A1 (de) 1996-07-11 1997-06-30 Verfahren zur herstellung von kompakten oder zelligen polyurethan-elastomeren und hierfür geeignete isocyanatprepolymere

Publications (2)

Publication Number Publication Date
EA199900024A1 true EA199900024A1 (ru) 1999-06-24
EA003631B1 EA003631B1 (ru) 2003-08-28

Family

ID=7799516

Family Applications (1)

Application Number Title Priority Date Filing Date
EA199900024A EA003631B1 (ru) 1996-07-11 1997-06-30 Способ получения ячеистых полиуретановых эластомеров и преполимеры для них

Country Status (18)

Country Link
US (1) US6197839B1 (ru)
EP (1) EP0910596B1 (ru)
JP (1) JP2000514484A (ru)
KR (1) KR20000023685A (ru)
CN (1) CN1104451C (ru)
AR (1) AR013597A1 (ru)
AT (1) ATE217016T1 (ru)
AU (1) AU728982B2 (ru)
BR (1) BR9710233A (ru)
CA (1) CA2259934A1 (ru)
CZ (1) CZ7699A3 (ru)
DE (2) DE19627907A1 (ru)
EA (1) EA003631B1 (ru)
ES (1) ES2176754T3 (ru)
PL (1) PL331073A1 (ru)
TR (1) TR199900026T2 (ru)
WO (1) WO1998002476A1 (ru)
ZA (1) ZA976127B (ru)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6713151B1 (en) 1998-06-24 2004-03-30 Honeywell International Inc. Compliant fibrous thermal interface
US6784219B2 (en) 1999-01-30 2004-08-31 Bayer Aktiengesellschaft Polyurethane cast elastomers based on durene diisocyanate
ES2208185T3 (es) * 1999-07-02 2004-06-16 Rhein Chemie Rheinau Gmbh Sistema catalizador para la reaccion nco/oh(formulacion de poliuretano.
KR20010054080A (ko) * 1999-12-03 2001-07-02 조형래 고탄성 발포우레탄수지의 제조방법
USH2233H1 (en) * 2000-08-07 2009-11-03 Air Products And Chemicals, Inc. Catalysts which stabilize hydrofluorocarbon blowing agents in polyurethane foam compositions
JP3683526B2 (ja) * 2000-12-20 2005-08-17 匡 永井 ポリウレタン多孔質体及びその製造方法
JP2004523640A (ja) * 2001-04-06 2004-08-05 ビーエーエスエフ アクチェンゲゼルシャフト 気泡ポリイソシアネート重付加体
US6706844B2 (en) 2001-12-21 2004-03-16 Basf Corporation Polyurethane products produced from aluminum phosphonate catalyzed polyetherols
US20060183882A1 (en) * 2001-12-21 2006-08-17 Dexheimer Edward M Continuous process for preparation of polyether polyols
US6777533B2 (en) * 2001-12-21 2004-08-17 Basf Corporation Production of polyetherols using aluminum phosphonate catalysts
US6919486B2 (en) * 2001-12-21 2005-07-19 Basf Corporation Polyetherols produced using aluminium phosphonate catalysts
US20060281894A1 (en) * 2005-06-13 2006-12-14 Basf Corporation. Method of forming polyetherols in the presence of aluminum phosphate catalysts
US7226988B1 (en) 2001-12-21 2007-06-05 Basf Corporation Method of forming polyetherols in the presence of carboxy-modified aluminum-based catalysts
US20040154718A1 (en) * 2003-02-06 2004-08-12 Doesburg Van I. Polyurethane filled tire and method of making same
DE102005003057A1 (de) * 2005-01-22 2006-07-27 Henkel Kgaa Spritzbare, niedrigviskose Kautschuk-Dämpfungsmassen
US20060281892A1 (en) * 2005-06-14 2006-12-14 Basf Corporation Polyurethane products including aluminum phosphates
DE102006030391A1 (de) * 2006-07-01 2008-01-10 Bayer Materialscience Ag Geschäumte und massive Polyurethanelastomere auf Basis von 1,5-Naphthalindiisocyanat, Verfahren zu ihrer Herstellung und ihre Verwendung
JP5211452B2 (ja) * 2006-08-29 2013-06-12 Ｎｏｋ株式会社 発泡ポリウレタンエラストマーの製造方法
DE102008051882A1 (de) 2008-10-16 2010-04-29 Bayer Materialscience Ag Verfahren zur Herstellung von Polyetheresterpolyolen
CN101942786B (zh) * 2010-08-25 2012-06-27 北京科聚化工新材料有限公司 一种铁轨垫板及其制备方法
JP5609460B2 (ja) * 2010-09-14 2014-10-22 Nok株式会社 熱可塑性ポリウレタンエラストマーの製造法
EP2655475A1 (de) 2010-12-20 2013-10-30 Bayer Intellectual Property GmbH Verfahren zur herstellung von polyetheresterpolyolen
JP2012214779A (ja) * 2011-03-30 2012-11-08 Asahi Glass Co Ltd 軟質ポリウレタンフォームの製造方法およびシート
JP5969252B2 (ja) * 2012-04-04 2016-08-17 東洋ゴム工業株式会社 硬質ポリウレタンフォームパネル
CN103788332B (zh) * 2012-11-02 2016-03-30 上海凯众材料科技股份有限公司 Ndi改性mdi基聚氨酯微孔弹性体的制备方法
KR102021247B1 (ko) * 2015-08-18 2019-09-11 미쓰이 가가쿠 가부시키가이샤 발포 폴리유레테인 재료, 성형품, 및 발포 폴리유레테인 재료의 제조 방법
EP3741788A1 (de) 2019-05-24 2020-11-25 Covestro Deutschland AG Verfahren zur herstellung von polyoxyalkylenpolyol-mischungen
EP3838963A1 (de) 2019-12-17 2021-06-23 Covestro Deutschland AG Verfahren zur herstellung von polyoxyalkylenpolyesterpolyolen
WO2022096390A1 (de) 2020-11-06 2022-05-12 Covestro Deutschland Ag Verfahren zur herstellung eines polyol-gemisches

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB118955A (en) 1917-12-03 1918-09-19 John Edwin Gwynn Improvements in Deflecting Plates for use in the Smoke Boxes of Locomotives.
US4191818A (en) * 1975-10-25 1980-03-04 Basf Wyandotte Corporation Process for preparing heat-resistant polyurethane elastomers having no secondary softening range
GB2118955A (en) * 1982-04-23 1983-11-09 Teroson Gmbh Polyurethanes
JPH01126318A (ja) * 1987-11-11 1989-05-18 Nippon Polyurethan Kogyo Kk 熱硬化性ポリウレタンエラストマー用組成物
DE19538330A1 (de) * 1995-10-14 1997-04-17 Basf Ag Verfahren zur Herstellung von kompakten oder zelligen Polyurethan-Elastomeren auf Basis von 3,3'-Dimethyl-diphenyl-4,4'-diisocyanat enthaltenden Polyisocyanatmischungen und hierfür geeignete Isocyanatpräpolymere

Also Published As

Publication number Publication date
TR199900026T2 (xx) 1999-03-22
DE19627907A1 (de) 1998-01-15
CA2259934A1 (en) 1998-01-22
DE59707166D1 (de) 2002-06-06
CZ7699A3 (cs) 1999-07-14
EP0910596A1 (de) 1999-04-28
JP2000514484A (ja) 2000-10-31
WO1998002476A1 (de) 1998-01-22
CN1104451C (zh) 2003-04-02
AR013597A1 (es) 2001-01-10
AU3439097A (en) 1998-02-09
EP0910596B1 (de) 2002-05-02
AU728982B2 (en) 2001-01-25
US6197839B1 (en) 2001-03-06
ZA976127B (en) 1999-01-11
EA003631B1 (ru) 2003-08-28
ES2176754T3 (es) 2002-12-01
BR9710233A (pt) 1999-08-10
KR20000023685A (ko) 2000-04-25
PL331073A1 (en) 1999-06-21
ATE217016T1 (de) 2002-05-15
CN1225104A (zh) 1999-08-04

Similar Documents

Publication Publication Date Title
EA199900024A1 (ru) Способ получения плотных или ячеистых полиуретановых эластомеров и изоцианатные преполимеры для них
EA199800294A1 (ru) Способ получения массивных или ячеистых полиуретановых эластомеров и пригодные для этого содержащие изоцианатные группы предполимеры
BR9810613A (pt) Composição poliisocianato, e, processo para preparar uma espuma de poliuretano
EA199800371A1 (ru) Способ получения компактных или пористых полиуретановых эластомеров на основе смесей полиизоцианатов, содержащих 3,3'-диметилдифенил-4,4'-диизоцианат, и пригодные для этого изоцианатные преполимеры
EA199801063A1 (ru) Эластомерные композиции и способ их получения
ES2129588T3 (es) Bis(n-alquilaminociclohexil)metanos como agentes de curado para poliuretanos y poliureas.
ATE160800T1 (de) Kleinzellige schaumstoffe und mischungen und verfahren zu ihrer herstellung
KR890013086A (ko) 폴리우레아 수지의 제조방법 및 폴리우레아 수지
DE58904900D1 (de) Verfahren zur herstellung von polyurethan-weichblockschaumstoffen.
EP0867332A3 (en) Polyurethane thermoplastic elastomer membrane for seat suspension
ES2189522T3 (es) Un procedimiento para preparar una composicion de poliuretano termoplastico y la composicion asi preparada.
EP0284912A3 (en) Elastomers containing polyamide and polyurea groups and procedure for the preparation of elastic, compact or cellular mouldings thereof
EP0359271A3 (en) Crosslinkable polyurethane rubbers containing polyoxyperfluoroalkylene blocks
BR0011066A (pt) Poliol de alto peso molecular, processo de preparação de uma espuma de poliuretano, e, espuma
DK0398304T3 (da) Fleksible polymerethanskum og fremgangsmåder til fremstilling deraf samt deres anvendelse
DE59206492D1 (de) Flüssige, helle Polyisocyanatgemische, ein Verfahren zu ihrer Herstellung und ihre Verwendung bei der Herstellung von hellen, harten Polyurethan-Schaumstoffen
ES2110540T3 (es) Procedimiento para la obtencion de elastomeros compactos o celulares, que contienen grupos uretano y urea, o cuerpos moldeados obtenibles de ellos.
ES2068427T3 (es) Procedimiento para la fabricacion de espumas duras de celdas esencialmente cerradas, que presentan grupos uretano, urea y biuret con adhesion excelente a superficies solidas y su uso.
ATE4460T1 (de) Verfahren zur kontinuierlichen herstellung von uretdiongruppen aufweisenden polyisocyanaten und ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen.
DK0812866T3 (da) Lagerstabil fugtighedshærdende klæbestofmasse
MX169464B (es) Procedimiento para la obtencion de elastomeros de poliuretano urea
BR9612329A (pt) Isocianato mascarado, uso dos compostos tranportando pelos menos um grupo funcional de isocianato mascarado, composição compreendendo pelo menos um dos compostos, uso das composições, e, processo para a preparação de polìmeros
IT1292140B1 (it) Procedimento per la preparazione di schiume poliuretaniche flessibili a migliorato comportamento al fuoco
DE50309488D1 (de) Zellige polyurethanelastomere, ein verfahren zu ihrer herstellung und ihre verwendung
SU1811161A1 (ru) Способ получения органических изоцианатов

Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG MD TJ TM RU