Global Patent Index - EP 1320562 A2

EP 1320562 A2 2003-06-25 - PROCESS FOR PRODUCING POLYURETHANE ELASTOMER

Title (en)

PROCESS FOR PRODUCING POLYURETHANE ELASTOMER

Title (de)

VERFAHREN ZUR HERSTELLUNG VON POLYURETHAN-ELASTOMEREN

Title (fr)

PROCEDE DE PRODUCTION D'ELASTOMERE POLYURETHANE

Publication

EP 1320562 A2 (EN)

Application

EP 01932803 A

Priority

  • US 0113985 W
  • US 20150600 P

Abstract (en)

[origin: WO0183577A2] A composition is disclosed for producing an elastomer using toluene diisocyanate prepolymers. The composition is prepared by mixing (a) polyisocyanate, (b) curative component and (c) a catalyst consisting essentially of 1,8-diazabicyclo(5,4,0) undec-7-ene; wherein the polyisocyanate comprises at least 70 percent by weight of the isocyanate containing composition is a toluene diisocyanate terminated prepolymer containing less than about 2 percent by weight free toluene diisocyanate monomer and the curative component contains compounds having isocyanate-reactive groups, wherein at least 40 percent by weight of the compounds having isocyanate-reactive groups are compounds having at least one hydroxyl group.

IPC 1-7 (main, further and additional classification)

C08G 18/10; C08G 18/20

IPC 8 full level (invention and additional information)

C08G 18/10 (2006.01); C08G 18/20 (2006.01)

CPC (invention and additional information)

C08G 18/2063 (2013.01); C08G 18/10 (2013.01)

Combination set (CPC)

  1. C08G 18/10 + C08G 18/48
  2. C08G 18/10 + C08G 18/6685

Citation (search report)

See references of WO 0183577A3

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

WO 0183577 A2 20011108; WO 0183577 A3 20020606; BR 0110672 A 20030429; CN 1430633 A 20030716; EP 1320562 A2 20030625; MX PA02010800 A 20030414

INPADOC legal status


2004-05-26 [18W] WITHDRAWN

- Effective date: 20040331

2003-06-25 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20021206

2003-06-25 [AK] DESIGNATED CONTRACTING STATES:

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR