Ester-terminated poly(ester-amide) in personal care products
US7329719B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 12, 2006 |
| Grant date | Feb 12, 2008 |
| Priority date | — |
| Expiry date | Jul 26, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/001
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A resin composition is prepared by reacting components comprising dibasic acid, diamine, polyol and monoalcohol, wherein (a) at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid; (b) at least 50 equivalent percent of the diamine comprises ethylene diamine; (c) 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and (d) no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol. This resin composition may be formulated into, for example, personal care products, fragrance releasing products and candles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.