Films and molded articles formed from aliphatic polyester compositions containing nucleating agents
US6417294B1 · kind B1 · utility
17Cited by
1References
6Claims
0Family size
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Key dates
| Filing date | Dec 17, 1996 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Dec 17, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1352
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An aliphatic polyester formed item having transparency and crystallinity in combination by crystallizing, in the course of or after processing, an aliphatic polyester composition comprising aliphatic polyester and one or more transparent nucleating agent selected from the group consisting of aliphatic carboxylic acid amide, aliphatic carboxylic acid salt, aliphatic alcohol and aliphatic carboxylic acid ester having a melting point of 40-300° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.