Blowing agent composition of hydrochlorofluoroolefin
US8314159B2 · kind B2 · utility
8Cited by
0References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2008 |
| Grant date | Nov 20, 2012 |
| Priority date | — |
| Expiry date | Mar 28, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2203/142
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A blowing agent for thermosetting foams is disclosed. The blowing agent is predominately the trans isomer of the hydrochlorofluoroolefin (HCFO) HFCO-1233zd alone or in combination with a hydrofluoroolefin (HFO), hydrofluorocarbon (HFC), hydrochlorofluoroolefin (HCFO), a hydrocarbon. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.