Branched polyesteramine acrylate
US8334352B2 · kind B2 · utility
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26Claims
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Assignee
Inventors
Key dates
| Filing date | Sep 19, 2008 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Sep 19, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F222/104
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a method for preparing a branched non dendrimeric macromolecule, comprising: a) providing an addition product of an α,β-olefinically unsaturated compound and an amine comprising at least two hydroxyl groups; and b) esterifying at least part of the hydroxyl groups of the addition product with an olefinically unsaturated carboxylic acid, an olefinically unsaturated carboxylate anion or an olefinically unsaturated carboxylic acid anhydride. The invention further relates to macromolecules obtainable by a method of the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.