Blowing agent composition of hydrochlorofluoroolefin
US9738768B2 · kind B2 · utility
0Cited by
4References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2016 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Jan 11, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2375/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
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.