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Blends of fluoroalkyl-containing ester oligomers with polydicarbodiimide(S)
US8993116B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8993116-B2 |
| Application number | US-60288808-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 6, 2008 |
| Priority date | Jun 8, 2007 |
| Publication date | Mar 31, 2015 |
| Grant date | Mar 31, 2015 |
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Abstract
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For imparting enhanced water-repellency and oil-repellency properties to substrates compositions comprising blends of (A) one or more ester oligomers and (B) one or more polycarbodiimides. Also methods for applying such compositions and articles treated with such compositions.
First claim
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What is claimed is: 1. A composition comprising a blend of: (A) 50-90 wt-% of one or more oligomers of the formula (I): R f Q[OR 2 O] o [C(O)R 1 C(O)OR 2 O] n [C(O)R 1 C(O)] m T (I) wherein: o is a number from 0 to 1 inclusive; n is a number from 1 to 10 inclusive; m is number from 0 to 1 inclusive; R f is a perfluoroalkyl group having 1 to 6 carbon atoms; Q is selected from the following structures, wherein each k is independently an integer from 0 to 20, R 1′ i…
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Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Cross-Sectional Technologies · mapped topic
Chemistry & Metallurgy · mapped topic
Cross-Sectional Technologies · mapped topic
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Frequently asked questions
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- What does patent US8993116B2 cover?
- For imparting enhanced water-repellency and oil-repellency properties to substrates compositions comprising blends of (A) one or more ester oligomers and (B) one or more polycarbodiimides. Also methods for applying such compositions and articles treated with such compositions.
- Who is the assignee on this patent?
- Jariwala Chetan P, Elsbernd Cheryl L S, Butler Thomas M, and 1 more
- What technology area does this patent fall under?
- Primary CPC classification C08L67/02. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Mar 31 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).