PRODUCTION OF HOLDING AND DEHYDRATING AGENT BASED ON POLYAMINO ETHER COMPOUND
PROBLEM TO BE SOLVED: To provide a process for producing a holding and dehydrating agent which is based on a polyamino ether compd. and exhibits good holding and dehydrating values. SOLUTION: A process for producing a branched and/or cross-linked polyamino ether compd. is provided wherein a polyamin...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a process for producing a holding and dehydrating agent which is based on a polyamino ether compd. and exhibits good holding and dehydrating values. SOLUTION: A process for producing a branched and/or cross-linked polyamino ether compd. is provided wherein a polyamino ether compd. which is formed from a diamine and a dichlorohydrin of a glycol or a dichlorohydrin of a polyglycol and still contains free chlorohydrin groups is cross-linked under an alkaline condition substantially in an aq. soln. under the influence of heat. |
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