Patent · US Expired

Multilayer structure comprising a material covered with a copolymer having polyamide blocks and hydrophilic blocks

US6420045B1 · kind B1 · utility

15Cited by
7References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 2000
Grant dateJul 16, 2002
Priority date
Expiry dateJun 23, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31783
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a multilayer structure comprising a material covered with a copolymer having polyamide blocks and hydrophilic blocks where the copolymer has a melting point of less than 135° C.

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