Isobutylene base polymer having functional group and process for preparing the same
US5262502A · kind A · utility
51Cited by
1References
8Claims
0Family size
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Key dates
| Filing date | Oct 9, 1992 |
| Grant date | Nov 16, 1993 |
| Priority date | — |
| Expiry date | Oct 9, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F210/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An isobutylene base polymer with a functional group having repeating units derived from isobutylene and at least one unit of the formula: ##STR1## wherein R.sup.1 is a hydrogen atom, a methyl group or an ethyl group and R.sup.2 is a divalent organic group, and a number average molecular weight of 500 to 500,000.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.