Global Patent Index - EP 1098922 A1

EP 1098922 A1 2001-05-16 - PROCESS FOR RIGID POLYURETHANE FOAMS

Title (en)

PROCESS FOR RIGID POLYURETHANE FOAMS

Title (de)

VERFAHREN FÜR POLYURETHANHARTSCHÄUME

Title (fr)

PROCEDE DE PREPARATION DE MOUSSES RIGIDES DE POLYURETHANE

Publication

EP 1098922 A1 (EN)

Application

EP 99929299 A

Priority

  • EP 99929299 A
  • EP 9904316 W
  • EP 98202384 A

Abstract (en)

[origin: WO0004070A1] Process for preparing rigid polyurethane or urethane-modified polyisocyanurate foams by reacting an organic polyisocyanate with a polyfunctional isocyanate-reactive component comprising more than 2 % by weight of water and from 5 to 50 % by weight of polyester polyols of average functionality below 3, especially crude polyester polyols.

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

C08G 18/42; C08G 18/40

IPC 8 full level (invention and additional information)

C08G 18/40 (2006.01); C08G 18/42 (2006.01); C08G 18/48 (2006.01)

CPC (invention and additional information)

C08G 18/4018 (2013.01); C08G 18/4816 (2013.01); C08G 2101/0025 (2013.01); C08G 2101/005 (2013.01); C08G 2101/0083 (2013.01)

Citation (search report)

See references of WO 0004070A1

Designated contracting state (EPC)

AT DE FR IT

EPO simple patent family

WO 0004070 A1 20000127; AU 4614799 A 20000207; CN 1309678 A 20010822; EP 1098922 A1 20010516

INPADOC legal status


2002-11-13 [18R] REFUSED

- Effective date: 20020620

2001-08-29 [RAP1] TRANSFER OF RIGHTS OF AN APPLICATION

- Owner name: HUNTSMAN INTERNATIONAL LLC

2001-07-18 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20010601

2001-05-16 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20001204

2001-05-16 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT DE FR IT