×

Multilayer membrane useful as synthetic skin

  • US 4,060,081 A
  • Filed: 07/15/1975
  • Issued: 11/29/1977
  • Est. Priority Date: 07/15/1975
  • Status: Expired due to Term
First Claim
Patent Images

1. A multilayer membrane, comprising:

  • a. a first layer formed from a crosslinked collagen-mucopolysaccharide composite containing at least about 0.5% by weight mucopolysaccharide; and

    ,b. a moisture transmission control layer formed from a nontoxic material, said moisture transmission control layer providing said multilayer membrane with a moisture flux of from about 0.1 to about 1 mg/cm2 /hr.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×