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US 9,518,155 B2Granted
Fluoropolymer compositions
AssigneeRhodia Operations
InventorsShujing Cheng, Arnaud Bourdette
Life of this patent
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Abstract
The present invention relates to a composition for solubilizing a fluoropolymer, comprising a solvent blend of a) compound of formula (I) R1—C(═O)—NR2R3 wherein R1 and R2 and R3 are defined as in the specification and b) dimethylsulfoxide (DMSO). The invention also relates to the process for the preparation of the composition and its uses. The invention is also the use of the fluoropolymer composition for coating applications.
Claims11
A composition, notably for solubilizing a fluoropolymer comprising:
- a solvent blend comprising:
- a) at least one Compound of formula (I):
- R1C(═O)NR2R3 (I)
- wherein:
- R1 is an aliphatic saturated group, that can be linear or branched, having 1 to 6 carbon atoms, and substituted by one or more functional groups selected from a group consisting of —C(═O)OR and —C(═O)NR4R5, R being an alkyl group having 1 to 6 carbon atoms, and R4 and R5, identical or different, being methyl or ethyl groups;
- R2 and R3, identical or different, being methyl or ethyl groups;
- b) dimethylsulfoxide (DMSO).
4 more elements
Dependencies are inferred from the claim text.