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GANDINO
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GANDINO
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Application filed by GANDINOfiledCriticalGANDINO
Priority to ES362974ApriorityCriticalpatent/ES362974A3/en
Publication of ES362974A3publicationCriticalpatent/ES362974A3/en
Process for obtaining dithiophosphates, especially 0.0.-dialkyl-s- (1,2-dicarboxyalkyl), characterized in that starting from a petroleum fraction as a reaction medium having a boiling point of 60 to 115º c, a density d20 = 0.725 to 0.740 and an aromatic content of at least 5%, washing the mixture with a suctioned solution of sodium chloride, the neutralization being carried out with a mixture of sodium carbonate and sodium chloride in aqueous solution, so that the above reaction occurs in a single phase. (Machine-translation by Google Translate, not legally binding)
ES362974A1969-01-161969-01-16Procedure for the obtaining of ditiophosphates. (Machine-translation by Google Translate, not legally binding)
ExpiredES362974A3
(en)
Procedure for the separation of a salt 4: 4'-bipiridilio of a mix or solution that contains it. (Machine-translation by Google Translate, not legally binding)