Patent · US Expired

Aqueous solvent dispersible linear polyurethane resins

US4307219A · kind A · utility

34Cited by
10References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 30, 1980
Grant dateDec 22, 1981
Priority date
Expiry dateApr 30, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31565
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An organic polyurethane resin capable of water and aqueous organic solvent redispersibility comprising the reaction product of at least one hydrophilic diol, at least one hydrophobic diol, at least one organic diisocyanate and, optionally, at least one chain extender.

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