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:
Aug. 18, 1998
Filed:
Mar. 07, 1995
Applicant:
Inventors:
Louis R Dragner, Rock Hill, SC (US);
Douglas W Harper, Columbia, SC (US);
Nolan H Thompson, Rock Hill, SC (US);
Assignee:
Sequa Chemicals, Inc., Chester, SC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
524276 ; 524275 ; 524277 ; 524475 ; 524487 ; 427391 ;
Abstract
A surface sizing composition is provided for nonwoven substrates comprising a hydrophobic waxy material and a surfactantless vinyl polymer or copolymer emulsion containing as the sole emulsifying agent an alkali soluble, acid containing copolymer.