Core-shell type polymer particle, aqueous polymer emulsion, and hair cosmetic composition
US10568816B2 · kind B2 · utility
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8References
10Claims
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Key dates
| Filing date | Aug 28, 2019 |
| Grant date | Feb 25, 2020 |
| Priority date | — |
| Expiry date | Aug 28, 2039 |
Classification
- Technology area (CPC —)General
Abstract
The present invention relates to a core-shell type polymer particle including a shell part composed of an amphoteric polymer (A) and a core part composed of a hydrophobic polymer (B).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.