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. 02, 1982
Filed:
Feb. 11, 1980
Ciba-Geigy Corporation, Ardsley, NY (US);
Abstract
A novel assistant mixture containing at least (A) an acid ester, or a salt thereof, of a polyadduct of propylene oxide with a polyfunctional aliphatic amino or hydroxy compound which contains 2 to 9, and preferably 2 to 6, carbon atoms and has at least one amino or hydroxyl group capable of entering into an addition reaction; (B) an acid ester, or a salt thereof, of a polyadduct of an alkylene oxide with a phenol containing at least one alkyl, benzyl or phenyl group and (C) an aliphatic ester, containing at least 6 carbon atoms, of a mono- or di-carboxylic acid and which can be used in the fluorescent or optically brightening or preferably in the dyeing of polyester fibre materials in order to increase the rate of migration of fluorescent or optical brighteners or of disperse dyes.