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
MXPA02002226A (es) * 2001-03-14 2002-09-30 Rohm & Haas Metodo para preparar prepolimeros con funcionalidad de isocianato con baja concentracion de monomeros de isocianato residual.
DE50212031D1 (de) * 2001-11-27 2008-05-15 Basf Se Verfahen zur herstellung von isocyanatgruppen und urethangruppen enthaltenden prepolymeren
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
WO2013072380A2 (en) 2011-11-16 2013-05-23 Soudal Improved polyurethane foam composition
PL2800834T3 (pl) 2012-01-04 2018-11-30 Soudal Wypełnianie ubytków przy budowie i naprawie dróg
PT2909410T (pt) 2012-08-29 2023-11-22 Soudal Isolamento de janela melhorado
US20140342110A1 (en) * 2013-05-15 2014-11-20 Chemtura Corporation Thermoplastic Polyurethane From Low Free Monomer Prepolymer
EP3116930B1 (de) 2014-03-11 2018-05-16 Sika Technology AG Polyurethan-heissschmelzklebstoff mit niedrigem gehalt an monomeren diisocyanaten und guter vernetzungsgeschwindigkeit
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
EP3315528B1 (en) 2016-11-01 2021-11-24 Sika Technology AG Method for reducing rest tackiness of moisture curing polyurethane hot-melt adhesives
ES2870667T3 (es) 2016-11-01 2021-10-27 Sika Tech Ag Adhesivo termofusible curable por humedad con bajo contenido de monómeros de diisocianato, menor adhesividad en reposo y alta estabilidad térmica
CN108373528A (zh) * 2017-02-01 2018-08-07 胡海东 一种复合材料基体树脂
US11890785B2 (en) 2018-12-19 2024-02-06 Covestro Llc Process for manufacturing fully recyclable mining screens
US20250276300A1 (en) 2021-02-11 2025-09-04 Basf Se Reduction of monomeric isocyanates by porous material
WO2022268895A1 (de) * 2021-06-24 2022-12-29 Sika Technology Ag Reduktion des gehalts an monomeren polyisocyanaten in polyurethan-zusammensetzungen
KR20250029777A (ko) 2022-07-04 2025-03-05 시카 테크놀러지 아게 단량체 다이아이소사이아네이트 함량이 낮은 반응성 핫멜트형 접착제

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

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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]