Research/Patents/US 4518650
US 4518650

PROTECTIVE CLOTHING OF FABRIC CONTAINING A LAYER OF HIGHLY FLUORINATED ION EXCHANGE POLYMER

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.

Filed

Aug 7, 1981

Granted

May 21, 1985

Location

CHADDS FORD PA US

Abstract

A protective garment fabricated at least in part from a composite fabric which contains a layer of a highly fluorinated ion exchange polymer having sulfonic acid functional groups, all the components of said composite fabric being hydrophilic.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Feb 19, 1982

Rescinded

Mar 3, 1983

Duration

1 year

Inventor

  • 1WALTHER G. GROT

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records