Oil-in-water emulsions with increased viscosity under shear...

A - Human Necessities – 61 – K

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A61K 8/73 (2006.01) A61K 8/81 (2006.01) A61K 47/32 (2006.01) A61K 47/38 (2006.01) A61Q 19/00 (2006.01) A61Q 19/10 (2006.01) B01F 17/00 (2006.01)

Patent

CA 1267582

ABSTRACT OF THE DISCLOSURE Oil-in water emulsions show improved viscosity behavior, more especially an increased viscosity under shear stress, when the continuous aqueous phase con- tains a combinations of hydrocolloids comprising: (a) at least one water-soluble nonionic cellulose ether; and (b) a cross-linked acrylic acid polymer or copolymer having a number average molecular weight of from 1,000,000 to 5,000,000; in the form of a water- soluble salt in a quantitative ratio a:b of from 9:1 to 1:9. Cosmetic O/W-creams according to the invention show more "body" when applied to and spread over the skin.

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