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:
Nov. 14, 1978
Filed:
May. 09, 1977
Applicant:
Inventors:
Assignee:
Imperial Chemical Industries Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
1063 / ; 1063 / ; 1063 / ; 542461 ;
Abstract
The present invention relates to a fluidizing agent which is a substituted ammonium salt of an N,N'-disubstituted diaminostilbene sulphonic acid wherein there is at least one organic radical containing at least 2 carbon atoms attached to the nitrogen atom of the substituted ammonium ion. The agent is useful for improving the fluidity of a dispersion of a polycyclic vat dye pigment in an organic liquid.
Davies, Peter. (1978). Dispersion of polycyclic vat-dye pigment with n,n'-disubstituted (U.S. Patent No. 4125413). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4125413
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile