Blowing agent composition
US5051206A · kind A · utility
1Cited by
18References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 20, 1988 |
| Grant date | Sep 24, 1991 |
| Priority date | — |
| Expiry date | Oct 20, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The use as an activator for a chemical blowing agent, or as an accelerator or activator in the vulcanization of rubber, of a reaction product of urea and an oxide, carbonate or hydroxide of zinc, cadmium, calcium or lead, which reaction product may be optionally solvated, and certain such products per se.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.