GB2255089B - Antifoams, the preparation thereof and their use in aqueous systems - Google Patents

Antifoams, the preparation thereof and their use in aqueous systems

Info

Publication number
GB2255089B
GB2255089B GB9209049A GB9209049A GB2255089B GB 2255089 B GB2255089 B GB 2255089B GB 9209049 A GB9209049 A GB 9209049A GB 9209049 A GB9209049 A GB 9209049A GB 2255089 B GB2255089 B GB 2255089B
Authority
GB
United Kingdom
Prior art keywords
antifoams
preparation
aqueous systems
aqueous
systems
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB9209049A
Other languages
English (en)
Other versions
GB2255089A (en
GB9209049D0 (en
Inventor
Bernhard Sandner
Andrea Plendl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rudolf GmbH
Original Assignee
Rudolf GmbH
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
Application filed by Rudolf GmbH filed Critical Rudolf GmbH
Publication of GB9209049D0 publication Critical patent/GB9209049D0/en
Publication of GB2255089A publication Critical patent/GB2255089A/en
Application granted granted Critical
Publication of GB2255089B publication Critical patent/GB2255089B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/02—Foam dispersion or prevention
    • B01D19/04—Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
GB9209049A 1991-04-26 1992-04-27 Antifoams, the preparation thereof and their use in aqueous systems Expired - Fee Related GB2255089B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19914113783 DE4113783C1 (zh) 1991-04-26 1991-04-26

Publications (3)

Publication Number Publication Date
GB9209049D0 GB9209049D0 (en) 1992-06-10
GB2255089A GB2255089A (en) 1992-10-28
GB2255089B true GB2255089B (en) 1995-02-01

Family

ID=6430481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9209049A Expired - Fee Related GB2255089B (en) 1991-04-26 1992-04-27 Antifoams, the preparation thereof and their use in aqueous systems

Country Status (3)

Country Link
DE (1) DE4113783C1 (zh)
FR (1) FR2675707B1 (zh)
GB (1) GB2255089B (zh)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000152A1 (en) * 1977-09-19 1979-04-05 Diamond Shamrock Corp Silica based defoamer compositions having improved stability
US4655960A (en) * 1984-01-02 1987-04-07 Henkel Kommanditgesellschaft Auf Aktien Foam inhibitors for aqueous synthetic resin compositions
EP0345042A2 (en) * 1988-06-02 1989-12-06 Exxon Chemical Patents Inc. Defoamers and their use

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3652453A (en) * 1970-01-27 1972-03-28 Diamond Shamrock Corp Defoamer composition
DE2403210A1 (de) * 1973-01-24 1974-07-25 Diamond Shamrock Corp Antischaummittel aus siliciumdioxydgrundlage mit verbesserter stabilitaet
DE2929359A1 (de) * 1979-07-20 1981-02-12 Henkel Kgaa Verfahren zur herstellung eines schaumgedaempften waschmittels
DE3115644A1 (de) * 1981-04-18 1982-11-04 Henkel KGaA, 4000 Düsseldorf "pulverfoermiger entschaeumer fuer waessrige systeme, verfahren zu seiner herstellung und seine verwendung"
CH665743GA3 (zh) * 1981-11-25 1988-06-15
DE3400008A1 (de) * 1984-01-02 1985-07-11 Henkel KGaA, 4000 Düsseldorf Zur verwendung in tensidhaltigen mitteln geeignetes schaumregulierungsmittel
DE3400003A1 (de) * 1984-01-02 1985-07-11 Henkel KGaA, 4000 Düsseldorf Verwendung von paraffinhaltigen entschaeumungskompositionen in mitteln fuer das maschinelle reinigen von gegenstaenden mit harten oberflaechen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000152A1 (en) * 1977-09-19 1979-04-05 Diamond Shamrock Corp Silica based defoamer compositions having improved stability
US4655960A (en) * 1984-01-02 1987-04-07 Henkel Kommanditgesellschaft Auf Aktien Foam inhibitors for aqueous synthetic resin compositions
EP0345042A2 (en) * 1988-06-02 1989-12-06 Exxon Chemical Patents Inc. Defoamers and their use

Also Published As

Publication number Publication date
DE4113783C1 (zh) 1992-11-19
FR2675707B1 (fr) 1993-11-26
GB2255089A (en) 1992-10-28
GB9209049D0 (en) 1992-06-10
FR2675707A1 (fr) 1992-10-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960427