Manufacture of basic condensation products

  • Inventors:
  • Assignees: Geigy Ag J R
  • Publication Date: August 22, 1939
  • Publication Number: GB-511676-A


511,676. Resinous condensation products. GEIGY AKT.-GES., J. R. Feb. 6, 1939, No. 3884. Convention date, Nov. 4, 1938. Addition to 511,654. [Classes 2 (iii) and 15 (ii)] The process 'of the parent Specification is modified by using, instead of secondary aliphatic amines, primary aliphatic amines, e.g. ethylenediamine, diethylenetriamine, triethylenetetramine, 'methylamine, ethylamine, propylamine, and butylamine. The products are like those of the main case and may be used for the same purpose. In examples : a sulphurized phenol (produced, e.g. as in example (1) of the main case) is condensed with ethylenediamine, triethylenetetramine, or mixed polyethylenepolyamines.




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    DE-1166473-BMarch 26, 1964Rheinpreussen AgVerfahren zur Herstellung wasserloeslicher, selbsthaertender Schwefel-Phenol-Formaldehyd-Harze