Modified polylactic acid, polymeric blends and methods of making the same
US9550892B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Nov 15, 2013 |
| Grant date | Jan 24, 2017 |
| Priority date | — |
| Expiry date | Nov 7, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31797
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Polymeric compositions and processes of forming the same are discussed herein. The processes generally include contacting a polylactic acid with a reactive modifier selected from epoxy-functionalized polybutadiene, ionic monomer, and combinations thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.