Blowing agent compositions for insulating foams
US11447616B2 · kind B2 · utility
0Cited by
5References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 2019 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | Aug 8, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2325/06
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a blowing agent composition comprising a hydrofluoroolefins (HFO) and a branched hydrocarbon, and a foamable polymer composition comprising the blowing agent composition. Also disclosed is a method of making a polymer foam utilizing a blowing agent composition comprising an HFO and a branched hydrocarbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.