Carene modified petroleum resins
US4245075A · kind A · utility
10Cited by
6References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 22, 1979 |
| Grant date | Jan 13, 1981 |
| Priority date | — |
| Expiry date | Jun 22, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2883
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Producing modified petroleum resins by the Friedel Crafts copolymerization of a C.sub.5 olefines and diolefines, C.sub.6 olefines or diolefines or a mixture of C.sub.5 and C.sub.6 olefines and diolefines feed and carene optionally together with a branched chain olefine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.