The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 27, 1976
Filed:
Apr. 04, 1975
Applicant:
Inventor:
Pronoy Kumar Chatterjee, Spotswood, NJ (US);
Assignee:
Personal Products Company, Milltown, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
128285 ; 8120 ; 1282 / ; 1282 / ; 536 88 ; 428212 ; 428297 ; 428326 ;
Abstract
An absorbent body is provided for use in such products as catamenial napkins and tampons, diapers, wound dressings and the like, which body incorporates hydrophilic, wet resilient, swellable, cellulosic fibers produced by a single reaction treatment of cellulose. The cellulose fibers are treated with an agent which renders the fibers hydrophilic while simultaneously crosslinking them with a crosslinking radical having the structure: ##EQU1## where X is chosen from the group consisting of H or COOY: Y is chosen from the group consisting of Na, K, Li, Ce or H; and k, m and n are integers ranging from 0 to 4.