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:
Feb. 25, 1997
Filed:
Jun. 02, 1995
Applicant:
Inventors:
Assignee:
Solvay (Soci et e Anonyme), Brussels, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427236 ; 427237 ; 4272557 ; 427335 ; 427336 ; 427337 ; 4274123 ;
Abstract
Process for the surface treatment of at least a part of an article comprising at least one surface essentially composed of a plastic, the said process comprising at least one sulphonation stage and at least one neutralization stage and being characterized in that the neutralization is carried out by bringing into contact with at least one polyamine compound.