Long chain branched syndiotactic vinyl aromatic polymers
US5990256A · kind A · utility
3Cited by
2References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 1998 |
| Grant date | Nov 23, 1999 |
| Priority date | — |
| Expiry date | Mar 10, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F212/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Long chain branched syndiotactic vinyl aromatic polymers can be obtained by polymerizing the vinyl aromatic monomer in the presence of a small amount of a multifunctional monomer under conditions such that a syndiotactic vinyl aromatic polymer is produced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.