BR7704989A - Processo para aumentar a temperatura de transicao vitrea superior de um copolimero por blocos de poli-alfa-metilestireno-polidiorganossiloxano,e copolimero por blocos assim obtido - Google Patents

Processo para aumentar a temperatura de transicao vitrea superior de um copolimero por blocos de poli-alfa-metilestireno-polidiorganossiloxano,e copolimero por blocos assim obtido

Info

Publication number
BR7704989A
BR7704989A BR7704989A BR7704989A BR7704989A BR 7704989 A BR7704989 A BR 7704989A BR 7704989 A BR7704989 A BR 7704989A BR 7704989 A BR7704989 A BR 7704989A BR 7704989 A BR7704989 A BR 7704989A
Authority
BR
Brazil
Prior art keywords
copolimer
blocks
polydiorganosiloxan
methylstylene
alpha
Prior art date
Application number
BR7704989A
Other languages
English (en)
Portuguese (pt)
Inventor
A Ward
J Saam
Original Assignee
Dow Corning
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 filed Critical Dow Corning
Publication of BR7704989A publication Critical patent/BR7704989A/pt

Links

Classifications

    • 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
    • C08G77/442—Block-or graft-polymers containing polysiloxane sequences containing vinyl polymer sequences
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31652—Of asbestos
    • Y10T428/31663—As siloxane, silicone or silane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Graft Or Block Polymers (AREA)
BR7704989A 1976-12-09 1977-07-29 Processo para aumentar a temperatura de transicao vitrea superior de um copolimero por blocos de poli-alfa-metilestireno-polidiorganossiloxano,e copolimero por blocos assim obtido BR7704989A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/748,788 US4107227A (en) 1976-12-09 1976-12-09 Method for preparing improved polyalphamethyls tyrene-polydiorganosiloxane block copolymers and products thereof

Publications (1)

Publication Number Publication Date
BR7704989A true BR7704989A (pt) 1978-04-25

Family

ID=25010925

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7704989A BR7704989A (pt) 1976-12-09 1977-07-29 Processo para aumentar a temperatura de transicao vitrea superior de um copolimero por blocos de poli-alfa-metilestireno-polidiorganossiloxano,e copolimero por blocos assim obtido

Country Status (10)

Country Link
US (1) US4107227A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5372100A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU509789B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE858032A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7704989A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1079437A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2731287C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2373574A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1589880A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL161477C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2436155A1 (fr) * 1978-09-13 1980-04-11 Rhone Poulenc Ind Elastomeres thermoplastiques polystyreniques-diorganopolysiloxaniques
FR2466481A2 (fr) * 1979-10-03 1981-04-10 Rhone Poulenc Ind Elastomeres thermoplastiques polyorganosiloxaniques et polystyreniques silyles et leurs procedes de preparation
JPH05156023A (ja) * 1991-05-31 1993-06-22 Nippon Soda Co Ltd 変性ポリシロキサン化合物及びその製造方法
JP2015129261A (ja) * 2013-12-31 2015-07-16 ローム アンド ハース エレクトロニック マテリアルズ エルエルシーＲｏｈｍ ａｎｄ Ｈａａｓ Ｅｌｅｃｔｒｏｎｉｃ Ｍａｔｅｒｉａｌｓ ＬＬＣ ブロックコポリマーのアニール方法およびブロックコポリマーから製造する物品

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239579A (en) * 1962-01-15 1966-03-08 Dow Chemical Co Compositions of alkenyl aromatic resins and diorganopolysiloxanes
CA918334A (en) * 1969-03-10 1973-01-02 C. Saam John Blends of vinyl aromatic polymers and block copolymers of polyvinyl aromatics and polydimethylsiloxanes
US3873636A (en) * 1970-08-25 1975-03-25 Dow Corning Block copolymer of a vinyl monomer and a poly-3,3,3-trifluoropropylmethylsiloxane
US3665052A (en) * 1970-08-25 1972-05-23 Dow Corning Method of preparing a block copolymer containing a poly-alpha-methylstyrene block and a polydiorganosiloxane block

Also Published As

Publication number Publication date
DE2731287A1 (de) 1978-06-15
US4107227A (en) 1978-08-15
JPS5410598B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-05-08
AU509789B2 (en) 1980-05-22
FR2373574A1 (fr) 1978-07-07
GB1589880A (en) 1981-05-20
NL161477B (nl) 1979-09-17
CA1079437A (en) 1980-06-10
JPS5372100A (en) 1978-06-27
BE858032A (fr) 1978-02-23
NL7708167A (nl) 1978-06-13
DE2731287C2 (de) 1983-12-01
NL161477C (nl) 1980-02-15
AU2660877A (en) 1979-01-04
FR2373574B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-05-16

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