CH613009A5 - Agent based on alkoxylated compounds for removing or preventing foam in the paper industry - Google Patents

Agent based on alkoxylated compounds for removing or preventing foam in the paper industry

Info

Publication number
CH613009A5
CH613009A5 CH1646274A CH1646274A CH613009A5 CH 613009 A5 CH613009 A5 CH 613009A5 CH 1646274 A CH1646274 A CH 1646274A CH 1646274 A CH1646274 A CH 1646274A CH 613009 A5 CH613009 A5 CH 613009A5
Authority
CH
Switzerland
Prior art keywords
agent based
paper industry
alkoxylated compounds
preventing foam
foam
Prior art date
Application number
CH1646274A
Inventor
Guido Grassi
Hans-Peter Baumann
Helmut Pummer
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Priority to CH1646274A priority Critical patent/CH613009A5/en
Priority to DE19752553994 priority patent/DE2553994A1/en
Priority to SE7513573A priority patent/SE7513573L/en
Priority to FR7537010A priority patent/FR2333011A1/en
Priority to NL7514200A priority patent/NL7514200A/en
Priority to GB50171/75A priority patent/GB1521496A/en
Priority to BE162565A priority patent/BE836425A/en
Priority to JP50145980A priority patent/JPS5183699A/ja
Priority to IT52595/75A priority patent/IT1052561B/en
Priority to US05/877,579 priority patent/US4130589A/en
Publication of CH613009A5 publication Critical patent/CH613009A5/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/06—Paper forming aids
    • D21H21/12—Defoamers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2618—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen
    • C08G65/2621—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups
    • C08G65/2624—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups containing aliphatic amine groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens
CH1646274A 1974-12-11 1974-12-11 Agent based on alkoxylated compounds for removing or preventing foam in the paper industry CH613009A5 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CH1646274A CH613009A5 (en) 1974-12-11 1974-12-11 Agent based on alkoxylated compounds for removing or preventing foam in the paper industry
DE19752553994 DE2553994A1 (en) 1974-12-11 1975-12-01 IMPROVEMENTS IN ORGANIC PRODUCTS
SE7513573A SE7513573L (en) 1974-12-11 1975-12-02 ANTI-FOAM
FR7537010A FR2333011A1 (en) 1974-12-11 1975-12-03 NEW ANTI-FOAM AGENTS AND THEIR PREPARATION
NL7514200A NL7514200A (en) 1974-12-11 1975-12-05 PROCESS FOR THE PREPARATION OF NEW ORGANIC COMPOUNDS AND ANTI-FOAMING AGENTS CONTAINING THESE NEW COMPOUNDS.
GB50171/75A GB1521496A (en) 1974-12-11 1975-12-08 Polyalkyleneoxy compounds and their use as defoaming agents
BE162565A BE836425A (en) 1974-12-11 1975-12-09 NEW ANTI-FOAM AGENTS AND THEIR PREPARATION
JP50145980A JPS5183699A (en) 1974-12-11 1975-12-09
IT52595/75A IT1052561B (en) 1974-12-11 1975-12-10 ANTI-FOAM COMPOUNDS AND THEIR PREPARATION
US05/877,579 US4130589A (en) 1974-12-11 1978-02-14 Oxyalkylated alkyl polyamines as defoaming agents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1646274A CH613009A5 (en) 1974-12-11 1974-12-11 Agent based on alkoxylated compounds for removing or preventing foam in the paper industry

Publications (1)

Publication Number Publication Date
CH613009A5 true CH613009A5 (en) 1979-08-31

Family

ID=4417589

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1646274A CH613009A5 (en) 1974-12-11 1974-12-11 Agent based on alkoxylated compounds for removing or preventing foam in the paper industry

Country Status (9)

Country Link
JP (1) JPS5183699A (en)
BE (1) BE836425A (en)
CH (1) CH613009A5 (en)
DE (1) DE2553994A1 (en)
FR (1) FR2333011A1 (en)
GB (1) GB1521496A (en)
IT (1) IT1052561B (en)
NL (1) NL7514200A (en)
SE (1) SE7513573L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2541908B1 (en) * 1983-03-04 1988-11-25 Ugine Kuhlmann ANTI-FOAM COMPOSITION, MANUFACTURING METHOD THEREOF AND APPLICATION THEREOF
DE4420591A1 (en) * 1994-06-13 1995-12-14 Basf Ag Defoamers for the paper industry

Also Published As

Publication number Publication date
IT1052561B (en) 1981-07-20
GB1521496A (en) 1978-08-16
JPS5183699A (en) 1976-07-22
BE836425A (en) 1976-06-09
FR2333011B1 (en) 1979-07-13
DE2553994A1 (en) 1976-06-24
FR2333011A1 (en) 1977-06-24
NL7514200A (en) 1976-06-15
SE7513573L (en) 1976-06-14

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Legal Events

Date Code Title Description
PL Patent ceased