Modified sulfur cement
US4391969A · kind A · utility
14Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 22, 1981 |
| Grant date | Jul 5, 1983 |
| Priority date | — |
| Expiry date | May 22, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G75/14
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A modified sulfur cement formulation, comprising the polymeric reaction puct of sulfur with a cyclopentadiene oligomer-dicyclopentadiene containing modifier in which the cyclopentadiene oligomer content of said modifier is at least 37 wt. %, the sulfur cement product having a softening point ranging up to 116.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.