Patent ID: 11884769
Assignee: SOUDAL
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A polyol component suitable for producing two component polyurethane foam wherein the polyol component comprises a polyol; a gaseous hydrohaloolefin blowing agent; a nitrogen catalyst; and a tin catalyst, wherein the tin catalyst comprises a sulfur atom, wherein the gaseous hydrohaloolefin blowing agent is selected from 1,3,3,3-tetrafluoropropene (HFO 1234ze); 2,3,3,3-tetrafluoroprop-1-ene (HFO 1234yf); 1,2,3,3,3-pentafluoropropene (HFO 1225ye); 1,1,3,3,3-pentafluoropropene (HFO 1225zc); 1,1,2,3,3-pentafluoropropene (HFO 1225yc); or a combination thereof wherein the polyol component exhibits a catalytic decay ratio (CDR) after 7 days of aging at 50° C. of less than 2 and/or exhibits an increase in tack free time after 7 days of aging at 50° C. of less than 50%.