ES381938A1 - Procedure for the obtaining of condensation products soluble or dispersible in water. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the obtaining of condensation products soluble or dispersible in water. (Machine-translation by Google Translate, not legally binding)
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Chemische Fabrik Pfersee GmbH
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Chemische Fabrik Pfersee GmbH
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Priority claimed from DE1936886Aexternal-prioritypatent/DE1936886C3/en
Application filed by Chemische Fabrik Pfersee GmbHfiledCriticalChemische Fabrik Pfersee GmbH
Publication of ES381938A1publicationCriticalpatent/ES381938A1/en
Procedure for obtaining condensation products soluble or dispersible in water, crosslinkable by heat, characterized in that a) 1 mole of urea or iminourea, or its derivatives, or the heating products thereof, is reacted with b) 0.25 to 2.5 moles of a compound that contains more than one epoxy group on average and with c) 0.1 to 2 moles of an amine of the formula **(See formula)** where R1 signifies an alkyl group with 2 to 4 carbon atoms or an alkanol group with 2 to 5 carbon atoms, R2 as well as R3 signify hydrogen, an alkyl group with 1 to 4 carbon atoms or an alkanol group with 2 to 5 carbon atoms, with R2 or R3 representing the same or different groups, and containing at least two reactive hydrogen atoms, by heat, preferably in the presence of solvents miscible with water and boiling above about 50ºC, and stopping the reaction by adding volatile acid and water. (Machine-translation by Google Translate, not legally binding)
ES381938A1969-07-191970-07-17Procedure for the obtaining of condensation products soluble or dispersible in water. (Machine-translation by Google Translate, not legally binding)
ExpiredES381938A1
(en)
Process for the production of water-soluble or water-self-dispersing condensation products which crosslink in the heat and the use of these condensation products as curing catalysts for organopolysiloxanes