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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Asbeck; Adolf
Address:
Dusseldorf, DT
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
4094812 Antifoam composition and process with .alpha.-hydroxyamine derivatives June 13, 1978
Antifoam compositions on the basis of an .alpha.-hydroxyamine derivative of the formula ##STR1## wherein A is --NHCO-- or --NHCONH--, R.sub.1 and R.sub.2 are H or alkyl having 1 to 22 carbon atoms and the sum of the carbon atoms in R.sub.1 and R.sub.2 is from 8 to 22, and R.sub.3
4087398 Antifoam compositions May 2, 1978
Liquid dispersions of the higher (C.sub.22-70) aliphatic ketones and higher (C.sub.22-70) aliphatic secondary alcohols are effective antifoaming agents when they are of fine particle size. The particle size should be at least sufficiently small that the dispersion does not substantially
4082689 Antifoam compositions and process with bis-.alpha.-hydroxyamine derivatives April 4, 1978
Antifoam compositions on the basis of a bis-.alpha.-hydroxyamine derivative of the formula ##STR1## wherein A is --NHCO--R.sub.3 --CONH-- or --NHCONH--R.sub.3 --NHCONH--, R.sub.1 and R.sub.2 are H or alkyl having 1 to 22 carbon atoms and the sum of the carbon atoms in R.sub.1 and










 
 
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