DE69523856T2 - 2-Methylpropenyl endständige Polyisobutylene-Polydimethylsiloxan Zusammensetzungen - Google Patents

2-Methylpropenyl endständige Polyisobutylene-Polydimethylsiloxan Zusammensetzungen

Info

Publication number
DE69523856T2
DE69523856T2 DE69523856T DE69523856T DE69523856T2 DE 69523856 T2 DE69523856 T2 DE 69523856T2 DE 69523856 T DE69523856 T DE 69523856T DE 69523856 T DE69523856 T DE 69523856T DE 69523856 T2 DE69523856 T2 DE 69523856T2
Authority
DE
Germany
Prior art keywords
antifoam
polydimethylsiloxane
silica
polyisobutylene
pdms
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
DE69523856T
Other languages
German (de)
English (en)
Other versions
DE69523856D1 (de
Inventor
Thomas Matthew Gentle
Dale Earl Hauenstein
Linda Denise Kennan
Paul Joseph Popa
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.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Dow Corning Corp filed Critical Dow Corning Corp
Publication of DE69523856D1 publication Critical patent/DE69523856D1/de
Application granted granted Critical
Publication of DE69523856T2 publication Critical patent/DE69523856T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxy 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/42—Block-or graft-polymers containing polysiloxane sequences
    • C08G77/44—Block-or graft-polymers containing polysiloxane sequences containing only polysiloxane sequences
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/70—Siloxanes defined by use of the MDTQ nomenclature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Detergent Compositions (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69523856T 1994-10-04 1995-09-07 2-Methylpropenyl endständige Polyisobutylene-Polydimethylsiloxan Zusammensetzungen Expired - Fee Related DE69523856T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/317,272 US5662832A (en) 1994-10-04 1994-10-04 Blended composition of 2-methylpropenyl-terminated polyisobutylene with polydimethylsiloxane

Publications (2)

Publication Number Publication Date
DE69523856D1 DE69523856D1 (de) 2001-12-20
DE69523856T2 true DE69523856T2 (de) 2002-06-27

Family

ID=23232907

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523856T Expired - Fee Related DE69523856T2 (de) 1994-10-04 1995-09-07 2-Methylpropenyl endständige Polyisobutylene-Polydimethylsiloxan Zusammensetzungen

Country Status (6)

Country Link
US (1) US5662832A (https=)
EP (1) EP0705632B1 (https=)
JP (1) JPH08199019A (https=)
KR (1) KR960014227A (https=)
DE (1) DE69523856T2 (https=)
TW (1) TW278091B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2179974T3 (es) * 1996-04-19 2003-02-01 Dow Corning Composiciones dispersables de silicona.
US5777059A (en) * 1996-04-19 1998-07-07 Dow Corning Corporation Silicone compositions and uses thereof
CN100398178C (zh) * 2004-10-27 2008-07-02 上海师范大学 消泡剂的配方及生产工艺
US8236889B2 (en) 2009-05-15 2012-08-07 Kemira Chemicals, Inc. Polymeric defoamer additive
US8317973B2 (en) 2009-11-11 2012-11-27 Kemira Chemical, Inc. Polyester surfactants for deinking

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2356367A (en) * 1940-11-22 1944-08-22 Jasco Inc High temperature lubricant
US2375007A (en) * 1943-04-15 1945-05-01 Shell Dev Antifoaming composition
US2398187A (en) * 1943-06-11 1946-04-09 Corning Glass Works Hydraulic fluid
US2466642A (en) * 1946-01-23 1949-04-05 Shell Dev Metal lubricant compositions
US2773034A (en) * 1953-02-17 1956-12-04 Standard Oil Co Treatment of lubricants with potassium hydroxide and products
NL126303C (https=) * 1965-01-08 1900-01-01
US3697440A (en) * 1969-06-27 1972-10-10 Diamond Shamrock Corp Defoamer compositions containing organic particles
US3959175A (en) * 1972-10-02 1976-05-25 Smith Jr Richard L Defoamer containing liquid polybutene
JPS5131038B2 (https=) * 1972-10-12 1976-09-04
US3816313A (en) * 1972-11-17 1974-06-11 Exxon Research Engineering Co Lubricant providing improved fatigue life
DE2364856C3 (de) * 1973-12-28 1980-10-02 Teroson Gmbh, 6900 Heidelberg Feuchtigkeitshärtende, lösungsmittelfreie Dichtungsmasse auf Basis von Organopolysiloxanen und Silikonöl
US4097393A (en) * 1976-02-09 1978-06-27 Union Carbide Corporation Silicone-hydrocarbon compositions
US4059534A (en) * 1976-04-07 1977-11-22 Union Carbide Canada Limited Hydrocarbon/silicon oil lubricating compositions for low temperature use
CA1100931A (en) * 1978-10-26 1981-05-12 William C. Morro Oil compositions containing high and low molecular weight poly(dimethylsiloxane)
US4514319A (en) * 1983-03-25 1985-04-30 Union Carbide Corporation Antifoam composition containing hydrocarbon-silicon copolymer, hydrophobic filler and hydrocarbon oil
CA1238254A (en) * 1984-04-30 1988-06-21 David N. Willing Silicone foam control agent
US5152925A (en) * 1990-08-27 1992-10-06 Exxon Chemical Patents Inc. Polymeric defoamer compositions
US5229033A (en) * 1991-02-06 1993-07-20 Betz Paperchem, Inc. Polybutene based foam control compositions for aqueous systems
DE69202620T2 (de) * 1991-05-27 1995-10-26 Dow Corning Toray Silicone Silikon-Entschäumerzusammensetzung.
EP0529161A1 (en) * 1991-08-23 1993-03-03 Ethyl Petroleum Additives, Inc. Lubricants and functional fluids having enhanced foam-inhibiting properties
JPH0657276A (ja) * 1992-08-13 1994-03-01 Nippon Steel Chem Co Ltd 潤滑油
US5514419A (en) * 1994-10-04 1996-05-07 Dow Corning Corporation Method for treating plastic, leather or rubber substrates

Also Published As

Publication number Publication date
DE69523856D1 (de) 2001-12-20
EP0705632B1 (en) 2001-11-14
EP0705632A3 (en) 1996-10-23
JPH08199019A (ja) 1996-08-06
TW278091B (https=) 1996-06-11
EP0705632A2 (en) 1996-04-10
US5662832A (en) 1997-09-02
KR960014227A (ko) 1996-05-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee