Polyesters
US6180747A · kind A · utility
7Cited by
20References
52Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2000 |
| Grant date | Jan 30, 2001 |
| Priority date | — |
| Expiry date | Feb 28, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/676
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A branched polyester resin of the Formula ##STR1## wherein n and m represent randomly repeating segments, and the number of n and m segments in the polymer backbone are each of from about 10 to about 10,000; X is an alkylene group, an olefinic group, or an arylene; Y is an organic dioxy group or radical of I, II, or mixtures thereof; Z is an organic trioxy radical of III, IV, or mixtures thereof; and wherein R and R.sub.1 is a hydrogen atom or an alkyl group; G is an alkylene or arylene group, and a is 0 or 1. ##STR2##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.