Block copolymer derived from renewable materials and method for making such block copolymer
US8231950B2 · kind B2 · utility
1Cited by
1References
37Claims
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Key dates
| Filing date | Oct 6, 2009 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | Oct 6, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/60
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a block copolymer derived from at least one tetrahydrofuran monomer containing 14C. The present invention also relates to a method for preparing such a block copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.