Block-graft copolymer
US4803243A · kind A · utility
280Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1987 |
| Grant date | Feb 7, 1989 |
| Priority date | — |
| Expiry date | Mar 25, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G81/024
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed are a block-graft copolymer comprising a polymer block having a repeating unit represented by General Formula (I): ##STR1## wherein A is a side chain and represents an organopolisiloxane chain, a polyacrylate chain, a polymethacrylate chain, polydiene chain, etc. and a process for producing the same. This block-graft copolymer can have various performances such as oxygen enrichment performance, biocompatibility, depending on the kind of side chains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.