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

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.
EP1451239B1 (de) * 2001-11-27 2008-04-02 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
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
WO2015135833A1 (de) 2014-03-11 2015-09-17 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
EP3315527B1 (en) 2016-11-01 2021-05-05 Sika Technology AG Moisture curing hot-melt adhesive with low content of diisocyanate monomers, reduced rest tackiness and high thermal stability
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
CA3121591A1 (en) 2018-12-19 2020-06-25 Covestro Llc Process for manufacturing fully recyclable mining screens
PL4291588T3 (pl) 2021-02-11 2025-12-08 Basf Se Zmniejszenie zawartości monomerowych izocyjanianów z użyciem porowatego materiału
CN117355551A (zh) * 2021-06-24 2024-01-05 Sika技术股份公司 降低聚氨酯组合物中单体多异氰酸酯的含量
EP4551632A1 (en) 2022-07-04 2025-05-14 Sika Technology AG Reactive hot-melt adhesive having low content of monomeric diisocyanates

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

Similar Documents

Publication Publication Date Title
BR0013485A (pt) Processo para a preparação de pré-polìmeros contendo grupos terminais de isocianato com uma pequena fração de isocianatos de partida aplicados
BR0307419A (pt) Pré-polìmeros de poliuretano que apresentam grupos terminais de alcoxissilano e oh com baixa funcionalidade, processo para a sua preparação bem como sua aplicação
BR9710233A (pt) Processo para preparar elastomeros de poliuretano pré-polimero contendo grupos isocianato
KR950703589A (ko) 폴리우레탄 밀봉 조성물(polyurethane sealant compositions)
MXPA04004649A (es) Poliureauretano resistente a impactos y prepolimero de poliureauretano.
EP0829500A3 (de) Stabilisierte blockierte Isocyanate
GR880300175T1 (en) Thermally fusible polymer, process for its production and its use as an adhesive
BR0305203A (pt) Preparação de poliissocianatos contendo grupos uretdiona
ATE176257T1 (de) Mischblockierte isocyanatprepolymere, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung flexibilisierter epoxidharz-systeme
MX9300435A (es) Composicion de revestimiento curable, que comprende un compuesto de poliuretano con funcion carboxi.
DE50204983D1 (de) Verfahren zur Herstellung von Polyisocyanaten durch Umsetzung von Carbonsäuren mit Isocyanaten, die nach diesem Verfahren hergestellten Produkte und deren Verwendung in Polyurethankunststoffen
MXPA03007954A (es) Nuevos alofanatos polimericos de diisocianato de difenilmetano, prepolimeros de estos alofanatos polimericos y procedimientos para la preparacion de los alofanatos polimericos y los prepolimeros de los mismos.
DE69402378D1 (de) Durch Reaktion bei niederen Temperaturen hergestelltes, phasenstabiles MDI/Polydien Urethan-Prepolymer mit funktionellen Isocyanat-Gruppen
BR0011625A (pt) Poliuretanos de poliuréia com propriedades fìsicas aperfeiçoadas
BR9808642A (pt) Processo para preparar eprosartan
CA2197745A1 (en) Non-sagging, light stable polyurethane compositions, a process for producing them, and their use as seam sealants
DE60225328D1 (de) Asymmetrische diisocyanatmonomere in uretanpolymeren und -oligomeren zur kristallinitaetserniedrigung
BR9803949A (pt) Cristais de maltitol de formas particulares, composições cristalinas contendo os mesmos e processo para fabriacação dos mesmos
BRPI0415279A (pt) poliisocianatos halofanizados e parcialmente trimerizados lìquidos baseados em diisocianato de tolueno e diisocianato de difenilmetano
BR0102050A (pt) Processo para a preparação de poliisocianatoscom estrutura biureto
DE59503166D1 (de) Einkomponenten-polyurethanklebstoffe
DE59710850D1 (de) Lagerstabile, feuchtigkeitshärtende Klebstoffmasse
BR9909029A (pt) Estabilização de poliisocianatos orgânicos
BRPI0500023A (pt) Composição de prepolìmero e processo para sua preparação
BR0108722A (pt) Revestimentos de poliuretano à base de poliisocianatos contendo grupos uretodiona e/ou oxadiazintriona

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]