The Universal Selection Source: Cosmetics Ingredients

Patent

WATER-SOLUBLE SUPRAMOLECULAR COMPLEXES


Application Date:
May 26, 2016
USPTO Patent:
US 14548851
Abstract:

Water-soluble supramolecular complexes formed from a water soluble block copolymer and at least one associative gelling adjuvant. The copolymer includes at least two blocks of polyethylene oxide and at least one blo...

Inventors:
Shao Xiang LU, Plainsboro NJ (US)
Jeffrey LU, Plainsboro NJ (US)
Letian LlU, Plainsboro NJ (US)
International Classification:
A61K 47/34 (20160526); A61K 31/60 (20160526); A61K 8/34 (20160526); A61K 31/137 (20160526); A61K 8/41 (20160526); A61K 47/10 (20160526); A61K 8/86 (20160526); A61K 8/368 (20160526)

Claims

What is claimed is:

1. A composition comprising a water-soluble supramolecular complex, wherein the water-soluble supra-molecular complex includes: (a) a water soluble block copolymer comprising at least two blocks of polyethylene oxide and at least one block of polypropylene oxide, wherein the copolymer is selected from the group consisting of: (i) a tri-block copolymer having the...

Description

FIELD OF THE INVENTION

The present invention relates to water-soluble supramolecular complexes for the delivery of pharmaceutical agents or cosmetics active ingredients, specifically water-soluble supramolecular complexes in the form of solids that when hydrated are able to form transparent hydrogels or solutions.

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