Vegetable oil adducts as emollients in skin and hair care products
First Claim
1. An improved skin care formulation including, as an emollient therefor, vegetable oil adducts, wherein the improvement comprises enhanced persistency of softening provided by adducts prepared from vegetable oils containing non-conjugated polyunsaturated fatty acid esters which are conjugated and elaidinized and then modified via Diels-Alder addition with a member of the group consisting of acrylic acid, fumaric acid or maleic anhydride.
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Accused Products
Abstract
Certain vegetable oil lipid adducts, either alone or in combination with disproportionated vegetable oils, are disclosed which provide persistent softening effects upon incorporation in skin and hair care preparations. The emollients of the invention include both the water-soluble and water-insoluble salts of the vegetable oil adducts. The certain vegetable oil adducts of the invention are the adducts prepared from vegetable oils containing nonconjugated polyunsaturated fatty acid esters which are conjugated and then modified via Diels-Alder addition with acrylic acid, fumaric acid, or maleic anhydride.
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Citations
27 Claims
- 1. An improved skin care formulation including, as an emollient therefor, vegetable oil adducts, wherein the improvement comprises enhanced persistency of softening provided by adducts prepared from vegetable oils containing non-conjugated polyunsaturated fatty acid esters which are conjugated and elaidinized and then modified via Diels-Alder addition with a member of the group consisting of acrylic acid, fumaric acid or maleic anhydride.
- 20. An improved hair care preparation including as an emollient therefor, vegetable oil adducts, wherein the improvement comprises enhanced softening of hair cuticle provided by adducts prepared from vegetable oils containing non-conjugated polyunsaturated fatty acid esters which are conjugated and elaidinized and then modified via Diels-Alder addition with a member of the group consisting of acrylic acid, fumaric acid or maleic anhydride.
Specification