Patent · US Expired

Chemical linker compositions

US6303555A · kind A · utility

6Cited by
12References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 2000
Grant dateOct 16, 2001
Priority date
Expiry dateOct 31, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/90
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.

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