Patent · US Active

Crosslinked polysiloxanes, a process for their preparation and use of the crosslinked polysiloxanes in emulsifier systems for water-in-oil emulsions

US8470306B2 · kind B2 · utility

1Cited by

8References

17Claims

0Family size

Assignee

EVONIK GOLDSCHMIDT GMBH · DE

Inventors

Thomas Neumann · Frankfurt am Main, DE
Burghard Gruening · Essen, DE
Anna Howe · Ewing, US
Dana Adkins · Quinton, US
Jerry Reddinger · Kingsport, US

Key dates

Filing date	Sep 23, 2010
Grant date	Jun 25, 2013
Priority date	—
Expiry date	Sep 28, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q19/04
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to crosslinked organopolysiloxanes which are linked by a polyether building block via the Si atoms, to emulsifier systems which have these crosslinked organopolysiloxanes, and also to cosmetic, dermatological or pharmaceutical formulations comprising a crosslinked organopolysiloxane or an emulsifier system comprising these.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.