Albert R Cowling

US Patent:

44977123, Feb 5, 1985

Filed:

Oct 14, 1983

Appl. No.:

6/541924

Inventors:

Albert R. Cowling - Rosemont PA

Assignee:

Geotech Development Corporation - King of Prussia PA

International Classification:

E02B 1504

US Classification:

210691

Abstract:

An expendable pillow in the form of a container having at least one pocket partially filled with a granular absorbent material is disclosed. The container is a fabric of high permeability coated with a surfactant. The granular material is highly absorbent and expandable upon contact with liquids. The pillow is light weight, has an absorption capacity in excess of 500%, and will float on liquids.

US Patent:

49025449, Feb 20, 1990

Filed:

May 24, 1988

Appl. No.:

7/198107

Inventors:

Dai W. Kim - Chatham NJ
Albert R. Cowling - Rosemont PA

Assignee:

Sheen Kleen, Inc. - King of Prussia PA
Hoechst Celanese Corporation - Somerville NJ

International Classification:

B32B 306

US Classification:

428 361

Abstract:

Leak resistant absorbent articles are made from a tubular casing of liquid permeable fabric wherein the casing is loosely filled with a mixture of particles of a crosslinked hydrocolloid and particles of other liquid absorbing material.