CH620590A5 - Antifoaming agent for aqueous liquids - Google Patents

Antifoaming agent for aqueous liquids Download PDF

Info

Publication number
CH620590A5
CH620590A5 CH1598075A CH1598075A CH620590A5 CH 620590 A5 CH620590 A5 CH 620590A5 CH 1598075 A CH1598075 A CH 1598075A CH 1598075 A CH1598075 A CH 1598075A CH 620590 A5 CH620590 A5 CH 620590A5
Authority
CH
Switzerland
Prior art keywords
acid
defoaming agent
agent according
component
defoaming
Prior art date
Application number
CH1598075A
Other languages
German (de)
English (en)
Inventor
August Hoellerich
Original Assignee
Waldhof Aschaffenburg Papier
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 DE19742458426 external-priority patent/DE2458426A1/de
Priority claimed from DE19752509626 external-priority patent/DE2509626C3/de
Priority claimed from DE19752518870 external-priority patent/DE2518870C3/de
Application filed by Waldhof Aschaffenburg Papier filed Critical Waldhof Aschaffenburg Papier
Publication of CH620590A5 publication Critical patent/CH620590A5/de

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
    • B01D19/02Foam dispersion or prevention
    • B01D19/04Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Paper (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
CH1598075A 1974-12-10 1975-12-09 Antifoaming agent for aqueous liquids CH620590A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19742458426 DE2458426A1 (de) 1974-12-10 1974-12-10 Verfahren zur herstellung von aktivierten entschaeumungsmitteln
DE19752509626 DE2509626C3 (de) 1975-03-05 Verfahren zur Herstellung von Entschäumungsmitteln
DE19752518870 DE2518870C3 (de) 1975-04-28 1975-04-28 Verwendung von Salzen von Schwefelsauerstoffsäuren in Kombination mit Fettsäuren, deren Estern oder Salzen, Alkohlen oder Paraffinkohlenwasserstoffen als Entschäumungsmittel

Publications (1)

Publication Number Publication Date
CH620590A5 true CH620590A5 (en) 1980-12-15

Family

ID=27186187

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1598075A CH620590A5 (en) 1974-12-10 1975-12-09 Antifoaming agent for aqueous liquids

Country Status (12)

Country Link
JP (1) JPS51119390A (enrdf_load_stackoverflow)
BR (1) BR7508149A (enrdf_load_stackoverflow)
CH (1) CH620590A5 (enrdf_load_stackoverflow)
DD (1) DD125830A5 (enrdf_load_stackoverflow)
ES (1) ES443300A1 (enrdf_load_stackoverflow)
FI (1) FI753477A7 (enrdf_load_stackoverflow)
FR (2) FR2300055A1 (enrdf_load_stackoverflow)
GB (1) GB1531250A (enrdf_load_stackoverflow)
IT (1) IT1060086B (enrdf_load_stackoverflow)
NL (1) NL7514212A (enrdf_load_stackoverflow)
NO (1) NO141593C (enrdf_load_stackoverflow)
SE (1) SE7513875L (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303549A (en) * 1979-10-18 1981-12-01 Drew Chemical Corporation Liquid defoamer and defoaming process
JPS58206372A (ja) * 1982-05-26 1983-12-01 Fuji Electric Co Ltd 長尺ケ−ス内面研削装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5116759A (en) * 1974-08-02 1976-02-10 Lion Fat Oil Co Ltd Kairyosareta homatsubunriho

Also Published As

Publication number Publication date
NO754150L (enrdf_load_stackoverflow) 1976-06-11
ES443300A1 (es) 1977-12-16
AU8729675A (en) 1977-06-09
JPS5511881B2 (enrdf_load_stackoverflow) 1980-03-28
FR2333550A1 (fr) 1977-07-01
NO141593C (no) 1980-04-09
NO141593B (no) 1980-01-02
DD125830A5 (enrdf_load_stackoverflow) 1977-05-18
JPS51119390A (en) 1976-10-19
IT1060086B (it) 1982-07-10
GB1531250A (en) 1978-11-08
FR2300055A1 (fr) 1976-09-03
FI753477A7 (enrdf_load_stackoverflow) 1976-06-11
SE7513875L (sv) 1976-06-11
BR7508149A (pt) 1976-08-24
NL7514212A (nl) 1976-06-14

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PL Patent ceased
PL Patent ceased