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:
Dec. 09, 1980
Filed:
Mar. 05, 1979
Applicant:
Inventors:
Frederick E Hardy, Newcastle upon Tyne, GB;
Brian E Talkes, Morpeth, GB;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252542 ; 252547 ; 564282 ; 564291 ; 564292 ; 564296 ;
Abstract
A process for quaternization of tertiary amines in a reaction medium comprising a water soluble or water dispersible organic compound of MWt>240 which is liquid at the quaternization reaction temperature, one of the quaternization reactants having a BPt<200.degree. C. and being volatile relative to the other reactants, to permit its removal after the completion of quaternization to leave a product comprising an intimate mixture of a cationic surfactant and the reaction medium in a weight ratio of 2:1 to 1:50. Preferably the reaction medium is an ethoxylated nonionic surfactant.