Degradable plastic bottle, preparation method and degradation method thereof
US12172813B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Jul 11, 2024 |
| Grant date | Dec 24, 2024 |
| Priority date | — |
| Expiry date | Jul 11, 2044 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1397
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present application relates to a technical field of plastic article, and in particular, to a degradable plastic bottle, a preparation method therefor and a degradation method therefor. The bottle is prepared by blowing a combined degradable material formed by melting and extruding a resin mixture, the resin mixture includes the following components in parts by weight: 10-60 parts of polylactic acid, 20-50 parts of polybutylene adipate terephthalate, 0.5-20 parts of polymethyl ethylene carbonate, 0.5-20 parts of polyglycolic acid, and 1-10 parts of calcium carbonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.