ATE66824T1 - DEFOAM MIX. - Google Patents

DEFOAM MIX.

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Publication number
ATE66824T1
ATE66824T1 AT87105302T AT87105302T ATE66824T1 AT E66824 T1 ATE66824 T1 AT E66824T1 AT 87105302 T AT87105302 T AT 87105302T AT 87105302 T AT87105302 T AT 87105302T AT E66824 T1 ATE66824 T1 AT E66824T1
Authority
AT
Austria
Prior art keywords
pref
alkyl
formula
defoam
mix
Prior art date
Application number
AT87105302T
Other languages
German (de)
Inventor
Rainer Hoefer
Karlheinz Schmid
Adolf Asbeck
Uwe Held
Original Assignee
Henkel Kgaa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19863613128 external-priority patent/DE3613128A1/en
Application filed by Henkel Kgaa filed Critical Henkel Kgaa
Application granted granted Critical
Publication of ATE66824T1 publication Critical patent/ATE66824T1/en

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Abstract

1. A block copolymer (I) used as a foam inhibitor has the formula given in DE3531212.3, with R = trimethylolpropane-or trimethylolethane-residue. (This formula is as follows): (I) (as specified in the Master Patent or ad modified above) is used in combination with an emulsifier (II) of formula R1O-(CH2CH2O)n-R2 R1 = 8-20C alkyl or alkenyl or 12-20C alkylaryl; R2 = 4-6C alkyl; n = 6-20. 2. The above mixt. is claimed as such, with R1 = 12-18C alkyl or alkenyl. Pref. amts. are 99-70 (esp. pref. 96-80) wt.% (I) and 1-30 (esp. pref. 4-20 wt.% (II).
AT87105302T 1986-04-18 1987-04-10 DEFOAM MIX. ATE66824T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863613128 DE3613128A1 (en) 1985-08-31 1986-04-18 DEFOAMER
EP87105302A EP0242729B1 (en) 1985-08-31 1987-04-10 Anti-foam agent

Publications (1)

Publication Number Publication Date
ATE66824T1 true ATE66824T1 (en) 1991-09-15

Family

ID=25843009

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87105302T ATE66824T1 (en) 1986-04-18 1987-04-10 DEFOAM MIX.

Country Status (2)

Country Link
AT (1) ATE66824T1 (en)
DE (1) DE3772612D1 (en)

Also Published As

Publication number Publication date
DE3772612D1 (en) 1991-10-10

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee