Polyethyleneglycol derivatives, uses thereof, and cosmetic...

C - Chemistry – Metallurgy – 07 – C

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C07C 43/13 (2006.01) A61K 47/10 (2006.01) C07C 43/178 (2006.01) C08G 65/06 (2006.01) C08G 65/26 (2006.01)

Patent

CA 1170277

ABREGE L'invention concerne de nouveaux dérivés de poly- éthylène glycols répondant à la formule générale: (I) Image dans laquelle R désigne un radical ou un mélange de radicaux alcoyle et/ou alcoxyméthyle et/ou alcényloxyméthyle; ? dési- gne un nombre de motifs moyen de 20 à 500 et ? et ? désignent des nombres de motifs moyens de 0 à 8, (? et ?) pouvant varier de 1 à 8. Les composés selon l'invention sont utilisables dans des compositions cosmétiques ou pharmaceutiques notam- ment comme épaississants.

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