Aminofunctional endblocked silicone polyether copolymers in personal care compositions
First Claim
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1. A personal care composition comprising a silicone polyether copolymer having an average formula
A-R2SiO(R2SiO)xSiR2—
- [[R1O(CmH2mO)yR1][R2SiO(R2SiO)x]R2Si]n-AwhereA is an aminofunctional endblocking group of the formula RACH2CH(OH)CH2OR2—
wherein RA is an aminofunctional group,R2 is a divalent hydrocarbon linking group containing 2 to 6 carbon atomsx is ≧
0, m is from 2 to 4 inclusive, y is ≧
4, n is ≧
1,R is independently a monovalent hydrocarbon group containing 1 to 30 carbons,R1 is a divalent hydrocarbon containing 2 to 30 carbons.
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Abstract
Personal care compositions containing aminofunctional endblocked silicone polyether copolymers are disclosed. The aminofunctional endblocked silicone polyether copolymers are particularly useful in hair care formulations to provide conditioning, which includes ease of detangling, combing, pliability, smoothness, slipperiness and styling benefits.
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6 Claims
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1. A personal care composition comprising a silicone polyether copolymer having an average formula
A-R2SiO(R2SiO)xSiR2—- [[R1O(CmH2mO)yR1][R2SiO(R2SiO)x]R2Si]n-A
where A is an aminofunctional endblocking group of the formula RACH2CH(OH)CH2OR2— wherein RA is an aminofunctional group, R2 is a divalent hydrocarbon linking group containing 2 to 6 carbon atoms x is ≧
0, m is from 2 to 4 inclusive, y is ≧
4, n is ≧
1,R is independently a monovalent hydrocarbon group containing 1 to 30 carbons, R1 is a divalent hydrocarbon containing 2 to 30 carbons. - View Dependent Claims (2, 3, 4, 5)
- [[R1O(CmH2mO)yR1][R2SiO(R2SiO)x]R2Si]n-A
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6. A method of treating hair comprising apply to hair a personal care composition comprising a silicone polyether copolymer having an average formula
A-R2SiO(R2SiO)xSiR2—- [[R1O(CmH2mO)yR1][R2SiO(R2SiO)x]R2Si]n-A
where A is an aminofunctional endblocking group of the formula RACH2CH(OH)CH2OR2— wherein RA is an aminofunctional group, R2 is a divalent hydrocarbon linking group containing 2 to 6 carbon atoms x is ≧
0, m is from 2 to 4 inclusive, y is ≧
4, n is ≧
1,R is independently a monovalent hydrocarbon group containing 1 to 30 carbons, R1 is a divalent hydrocarbon containing 2 to 30 carbons.
- [[R1O(CmH2mO)yR1][R2SiO(R2SiO)x]R2Si]n-A
Specification