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US 12,606,747 B2Granted
Surfactant
AssigneeSphere Fluidics Limited
InventorsXin Li, Clive Smith, Ben Mackworth
Life of this patent
Estimating the term…
Abstract
The present invention provides a surfactant of formula (I): (A)m-X—(B)n (I) wherein X is a linking group; each A is independently a fluorocarbon or a perfluoropolyether; each B is independently (II) wherein a is an integer between 3 and 50 and each R is independently C1-6 alkyl, CH2CH2OC1-6 alkyl or CH2CH(CH3)OC1-6 alkyl; m is an integer between 1 and 10; and n is an integer between 1 and 10.
Claims22
A surfactant of formula (I):
- (A)m-X—(B)n (I)
- wherein
- X is a linking group;
- each A is independently a fluorocarbon or a perfluoropolyether;
- each B is independently
- wherein a is an integer between 3 and 50 and each R is independently C1-6 alkyl, CH2CH2OC1-6 alkyl or CH2CH(CH3)OC1-6 alkyl;
- m is an integer between 1 and 10;
- and
- n is an integer between 1 and 10.
6 more elements
Dependencies are inferred from the claim text.