BR0013485A - Processo para a preparação de pré-polìmeros contendo grupos terminais de isocianato com uma pequena fração de isocianatos de partida aplicados - Google Patents

Processo para a preparação de pré-polìmeros contendo grupos terminais de isocianato com uma pequena fração de isocianatos de partida aplicados

Info

Publication number
BR0013485A
BR0013485A BR0013485-6A BR0013485A BR0013485A BR 0013485 A BR0013485 A BR 0013485A BR 0013485 A BR0013485 A BR 0013485A BR 0013485 A BR0013485 A BR 0013485A
Authority
BR
Brazil
Prior art keywords
small fraction
preparation
prepolymers containing
end groups
containing isocyanate
Prior art date
Application number
BR0013485-6A
Other languages
English (en)
Portuguese (pt)
Inventor
James-Michael Barnes
Manfred Schmidt
Stefan Wershofen
Andreas Hoffmann
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR0013485A publication Critical patent/BR0013485A/pt

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
    • C08G18/28—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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
BR0013485-6A 1999-08-23 2000-08-11 Processo para a preparação de pré-polìmeros contendo grupos terminais de isocianato com uma pequena fração de isocianatos de partida aplicados BR0013485A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19939840A DE19939840A1 (de) 1999-08-23 1999-08-23 Verfahren zur Herstellung von Isocyanatendgruppen enthaltenden Prepolymeren mit einem geringem Anteil an eingesetzten Ausgangsisocyanaten
PCT/EP2000/007823 WO2001014443A1 (de) 1999-08-23 2000-08-11 Verfahren zur herstellung von isocyanatendgruppen enthaltenden prepolymeren mit einem geringen anteil an eingesetzten ausgangsisocyanaten

Publications (1)

Publication Number Publication Date
BR0013485A true BR0013485A (pt) 2002-05-07

Family

ID=7919267

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0013485-6A BR0013485A (pt) 1999-08-23 2000-08-11 Processo para a preparação de pré-polìmeros contendo grupos terminais de isocianato com uma pequena fração de isocianatos de partida aplicados

Country Status (19)

Country Link
US (1) US6667370B1 (https=)
EP (1) EP1224233B1 (https=)
JP (1) JP2003507545A (https=)
CN (1) CN1146614C (https=)
AT (1) ATE253605T1 (https=)
AU (1) AU6994800A (https=)
BR (1) BR0013485A (https=)
CA (1) CA2382031A1 (https=)
CZ (1) CZ2002649A3 (https=)
DE (2) DE19939840A1 (https=)
DK (1) DK1224233T3 (https=)
ES (1) ES2209967T3 (https=)
HK (1) HK1047292A1 (https=)
HU (1) HUP0203200A3 (https=)
MX (1) MXPA02001948A (https=)
PL (1) PL364864A1 (https=)
PT (1) PT1224233E (https=)
TR (1) TR200200413T2 (https=)
WO (1) WO2001014443A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030073800A1 (en) * 2001-03-14 2003-04-17 Heinrich Siegfried Edmund Method for preparing isocyanate-functional prepolymers with low residual isocyanate monomer
JP4096080B2 (ja) * 2001-11-27 2008-06-04 ビーエーエスエフ ソシエタス・ヨーロピア イソシアナート基とウレタン基とを含むプレポリマーの製造方法
DE102005035000A1 (de) 2005-07-22 2007-01-25 Basf Ag Isocyanatgruppen enthaltende Prepolymere
EP1918314A1 (de) 2006-10-31 2008-05-07 Sika Technology AG Polyurethanzusammensetzung mit guter Anfangsfestigkeit
EP1975187A1 (de) 2007-03-28 2008-10-01 Sika Technology AG Verfahren zur Herstellung von Polyurethanzusammensetzungen mit niedrigem Isocyanat-Monomergehalt
PL2780384T5 (pl) 2011-11-16 2020-11-02 Soudal Ulepszona kompozycja pianki poliuretanowej
EP2800834B1 (en) 2012-01-04 2018-05-30 Soudal Filling of cavities in road construction and repair
RU2636015C2 (ru) 2012-08-29 2017-11-17 Судаль Улучшенная оконная изоляция
US20140342110A1 (en) * 2013-05-15 2014-11-20 Chemtura Corporation Thermoplastic Polyurethane From Low Free Monomer Prepolymer
ES2680469T3 (es) 2014-03-11 2018-09-07 Sika Technology Ag Pegamento termofusible de poliuretano con bajo contenido en diisocianatos monoméricos y buena velocidad de reticulación
EP3088435A1 (de) 2015-04-28 2016-11-02 Sika Technology AG Zweistufiges verfahren zur herstellung eines polyurethan-heissschmelzklebstoffs mit niedrigem gehalt an monomeren diisocyanaten und hoher anfangsfestigkeit
PL3315527T3 (pl) 2016-11-01 2021-11-02 Sika Technology Ag Utwardzane wilgocią kleje termotopliwe o niskiej zawartości monomerów diizocyjanianowych, zmniejszonej kleistości resztkowej i wysokiej stabilności termicznej
PL3315528T3 (pl) 2016-11-01 2022-03-07 Sika Technology Ag Sposób zmniejszania kleistości spoczynkowej termotopliwych klejów poliuretanowych utwardzanych wilgocią
CN108373528A (zh) * 2017-02-01 2018-08-07 胡海东 一种复合材料基体树脂
EP3898200B1 (en) 2018-12-19 2025-06-11 Covestro LLC Process for manufacturing fully recyclable mining screens
CN116829611A (zh) 2021-02-11 2023-09-29 巴斯夫欧洲公司 通过多孔材料减少单体异氰酸酯
US20240209137A1 (en) * 2021-06-24 2024-06-27 Sika Technology Ag Reducing the concentration of monomeric polyisocyanates in polyurethane compositions
JP2025520681A (ja) 2022-07-04 2025-07-03 シーカ テクノロジー アクチェンゲゼルシャフト モノメリックジイソシアネートの含有量が少ない反応性ホットメルト接着剤

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4543405A (en) 1984-10-01 1985-09-24 Ppg Industries, Inc. High solids polyurethane polyols and coating compositions thereof
US4568717A (en) * 1984-10-09 1986-02-04 Texaco, Inc. Polymer polyols from liquid terephthalic polyester polyols
US4786703A (en) * 1987-04-15 1988-11-22 Air Products And Chemicals, Inc. Process for the preparation of polyisocyanate prepolymers and polyurethanes having high temperature performance and low hysteresis
DE4223014A1 (de) * 1992-07-13 1994-01-20 Bayer Ag Verfahren zur Herstellung foggingarmer Polyesterpolyurethane-Weichschaumstoffe und ihre Verwendung in Verkehrsmitteln
DE19601410B4 (de) * 1996-01-17 2004-12-09 Basf Ag Verfahren zur Herstellung von Polyurethanweichschaumstoffen

Also Published As

Publication number Publication date
US6667370B1 (en) 2003-12-23
TR200200413T2 (tr) 2002-11-21
WO2001014443A1 (de) 2001-03-01
DE19939840A1 (de) 2001-03-01
HUP0203200A2 (hu) 2003-01-28
EP1224233A1 (de) 2002-07-24
PL364864A1 (en) 2004-12-27
JP2003507545A (ja) 2003-02-25
AU6994800A (en) 2001-03-19
HK1047292A1 (zh) 2003-02-14
ES2209967T3 (es) 2004-07-01
CN1371396A (zh) 2002-09-25
PT1224233E (pt) 2004-03-31
HUP0203200A3 (en) 2003-09-29
DE50004367D1 (de) 2003-12-11
CA2382031A1 (en) 2001-03-01
MXPA02001948A (es) 2002-10-31
ATE253605T1 (de) 2003-11-15
EP1224233B1 (de) 2003-11-05
DK1224233T3 (da) 2004-02-09
CZ2002649A3 (cs) 2002-06-12
CN1146614C (zh) 2004-04-21

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]