Patent · US Expired

Method of making a pressure sensitive skin adhesive sheet material

US5688523A · kind A · utility

26Cited by
13References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1995
Grant dateNov 18, 1997
Priority date
Expiry dateMar 31, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2013/0296
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method of making a pressure sensitive skin adhesive sheet material whereby a coating medium involving a liquid and a polymer is applied to a base layer of a polymer, and the liquid is allowed to diffuse into the base layer.

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