AU689317B2 - Activator for the depolymerization of polysiloxanes which are crosslinked, optionally contain fillers and/or are uncrosslinked - Google Patents

Activator for the depolymerization of polysiloxanes which are crosslinked, optionally contain fillers and/or are uncrosslinked Download PDF

Info

Publication number
AU689317B2
AU689317B2 AU34332/95A AU3433295A AU689317B2 AU 689317 B2 AU689317 B2 AU 689317B2 AU 34332/95 A AU34332/95 A AU 34332/95A AU 3433295 A AU3433295 A AU 3433295A AU 689317 B2 AU689317 B2 AU 689317B2
Authority
AU
Australia
Prior art keywords
polysiloxanes
crosslinked
activator
weight
depolymerization
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.)
Ceased
Application number
AU34332/95A
Other languages
English (en)
Other versions
AU3433295A (en
Inventor
Robert Dr. Friebe
Karl-Heinz Sockel
Wilhelm Dr. Weber
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.)
Momentive Performance Materials GmbH
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of AU3433295A publication Critical patent/AU3433295A/en
Application granted granted Critical
Publication of AU689317B2 publication Critical patent/AU689317B2/en
Assigned to GE BAYER SILICONES GMBH & CO. KG reassignment GE BAYER SILICONES GMBH & CO. KG Alteration of Name(s) in Register under S187 Assignors: BAYER AKTIENGESELLSCHAFT
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • C08G77/32—Post-polymerisation treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/521—Esters of phosphoric acids, e.g. of H3PO4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Sealing Material Composition (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Materials For Medical Uses (AREA)
  • Silicon Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
AU34332/95A 1994-10-26 1995-10-18 Activator for the depolymerization of polysiloxanes which are crosslinked, optionally contain fillers and/or are uncrosslinked Ceased AU689317B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4438175A DE4438175A1 (de) 1994-10-26 1994-10-26 Aktivator zur Depolymerisation von vernetzten, gegebenenfalls füllstoffhaltigen und/oder unvernetzten Polysiloxanen
DE4438175 1994-10-26

Publications (2)

Publication Number Publication Date
AU3433295A AU3433295A (en) 1996-05-09
AU689317B2 true AU689317B2 (en) 1998-03-26

Family

ID=6531699

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34332/95A Ceased AU689317B2 (en) 1994-10-26 1995-10-18 Activator for the depolymerization of polysiloxanes which are crosslinked, optionally contain fillers and/or are uncrosslinked

Country Status (14)

Country Link
EP (1) EP0709422A3 (enExample)
JP (1) JPH08208881A (enExample)
KR (1) KR960014261A (enExample)
AU (1) AU689317B2 (enExample)
CZ (1) CZ279795A3 (enExample)
DE (1) DE4438175A1 (enExample)
FI (1) FI955070A7 (enExample)
HR (1) HRP950513A2 (enExample)
HU (1) HU214359B (enExample)
NO (1) NO954263L (enExample)
NZ (1) NZ280313A (enExample)
PL (1) PL311096A1 (enExample)
TR (1) TR199501293A2 (enExample)
TW (1) TW322500B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10251566A (ja) * 1997-03-13 1998-09-22 Toshiba Silicone Co Ltd ポリオルガノシロキサン系硬化物の溶解剤および該硬化物の除去方法
DE102011077004A1 (de) * 2011-06-06 2012-12-06 Wacker Chemie Ag Siliconlöser

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673843A (en) * 1951-05-17 1954-03-30 Connecticut Hard Rubber Co Liquefaction of silicone rubber gum and products thereof
US4054041A (en) * 1975-04-03 1977-10-18 Elitex, Koncern Textilniho Strojirenstvi Pattern wheel operated selecting jacks arms
DE4300168A1 (de) * 1993-01-07 1994-07-14 Penn White Ltd Depolymerisierungsmittel und Depolymerisierungsverfahren für Silicone

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD92491A (enExample) * 1900-01-01
DE3515077C1 (de) * 1985-04-26 1986-06-19 Hansa Textilchemie GmbH, 2806 Oyten Verfahren zum Entfernen von auf Fasern,Garnen oder flaechigen textilen Materialien befindlichen Siliconen
DE4022661A1 (de) 1990-07-17 1992-01-23 Bayer Ag Verfahren zur hertellung von poly(diorganosiloxanen) mit alkoxyendgruppen
DE4302393A1 (de) * 1993-01-28 1994-08-04 Wacker Chemie Gmbh Zu Elastomeren vernetzende Organopolysiloxanmassen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673843A (en) * 1951-05-17 1954-03-30 Connecticut Hard Rubber Co Liquefaction of silicone rubber gum and products thereof
US4054041A (en) * 1975-04-03 1977-10-18 Elitex, Koncern Textilniho Strojirenstvi Pattern wheel operated selecting jacks arms
DE4300168A1 (de) * 1993-01-07 1994-07-14 Penn White Ltd Depolymerisierungsmittel und Depolymerisierungsverfahren für Silicone

Also Published As

Publication number Publication date
TR199501293A2 (tr) 1996-06-21
NO954263L (no) 1996-04-29
NZ280313A (en) 1996-06-25
HU9503060D0 (en) 1995-12-28
NO954263D0 (no) 1995-10-25
FI955070A0 (fi) 1995-10-24
JPH08208881A (ja) 1996-08-13
PL311096A1 (en) 1996-04-29
AU3433295A (en) 1996-05-09
FI955070L (fi) 1996-04-27
EP0709422A3 (de) 1997-02-12
HRP950513A2 (en) 1997-08-31
CZ279795A3 (en) 1996-05-15
HU214359B (hu) 1998-03-30
FI955070A7 (fi) 1996-04-27
HUT74031A (en) 1996-10-28
TW322500B (enExample) 1997-12-11
KR960014261A (ko) 1996-05-22
DE4438175A1 (de) 1996-05-02
EP0709422A2 (de) 1996-05-01

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Free format text: GE BAYER SILICONES GMBH & CO. KG

MK14 Patent ceased section 143(a) (annual fees not paid) or expired