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:
Oct. 24, 2017
Filed:
Jan. 25, 2010
Thomas Ahlnas, Kotka, FI;
Jari Kukkonen, Oulu, FI;
Thomas Ahlnas, Kotka, FI;
Jari Kukkonen, Oulu, FI;
OY GRANULA AB LTD, Kotka, FI;
Abstract
A method for preparing a composition with low corrosive effect and low freezing point, in which an ammonium cation source is mixed with a carboxyl anion source in an appropriate molar or weight ratio, either without a medium or by using an appropriate medium for obtaining liquid or water-soluble organic ammonium carboxylate of formula (1): [NRRRR][R(COO)], in which R, R, and Rare selected from hydrogen, substituted and unsubstituted 1-6 carbon alkyl, Ris a substituted or unsubstituted 1-6 carbon alkyl, Ris hydrogen, a substituted or unsubstituted 1-6 carbon hydrocarbon and n is an integral 1-6, and, thereafter, a possible solvent is added while keeping the alkali or alkali-earth metal content of the composition in a range of 0.001-30 wt-%.