GB769497A - Organosilicon alcohols - Google Patents

Organosilicon alcohols

Info

Publication number
GB769497A
GB769497A GB35562/54A GB3556254A GB769497A GB 769497 A GB769497 A GB 769497A GB 35562/54 A GB35562/54 A GB 35562/54A GB 3556254 A GB3556254 A GB 3556254A GB 769497 A GB769497 A GB 769497A
Authority
GB
United Kingdom
Prior art keywords
silane
prepared
siloxane
acetate
hydrolysed
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
Application number
GB35562/54A
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.)
Midland Silicones Ltd
Original Assignee
Midland Silicones Ltd
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 Midland Silicones Ltd filed Critical Midland Silicones Ltd
Publication of GB769497A publication Critical patent/GB769497A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04Polysiloxanes
    • C08G77/14Polysiloxanes containing silicon bound to oxygen-containing groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/0834Compounds having one or more O-Si linkage
    • C07F7/0838Compounds with one or more Si-O-Si sequences
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/0896Compounds with a Si-H linkage
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/12Organo silicon halides
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/18Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804Compounds having Si-O-C linkages
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02Silicon compounds
    • C07F7/21Cyclic compounds having at least one ring containing silicon, but no carbon in the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Silicon Polymers (AREA)

Abstract

The invention comprises silanes and siloxane alcohols produced therefrom, the silanes having the general formula (YOR)R1bSiX3, where Y is an acyl or trihydrocarbonylsilyl radical, R is a divalent saturated aliphatic radical containing at least 3 carbon atoms or a divalent saturated cycloaliphatic hydrocarbon radical, the YO-group being attached to a carbon atom which is at least 3 carbon atoms from the silicon, R1 is a monovalent hydrocarbon or halogenated hyrocarbon radical free from aliphatic unsaturation, X is Cl, Br or H and b is 0 or 1. The silanes are prepared by reacting a hydrogen-containing silane of the formula R1bSiX4-b, at least one X being H, with an unsaturated aliphatic or cycloaliphatic ester containing one CH2=CH linkage where there is at least one CH2 group between the ester oxygen atom and the =CH carbon atom, the ester being one of an unsaturated aliphatic or unsaturated cyclo- or poly-cyclo-aliphatic alcohol containing at least 3 carbon atoms and either a saturated organic acid or an acidic trihdrocarbonylsilyl compound. A catalyst such as benzoyl peroxide or tert. butyl perbenzoate may be used. Specified esters are allyl acetate, trimethallyloxysilane, undecenyl acetate, oleyl propionate, 4-cyclohexenol acetate and compounds of the formulae <FORM:0769497/IV(a)/1> and <FORM:0769497/IV(a)/2> The siloxane alcohols, prepared by hydrolysing the above silanes, have the unit formula (HOR)R1bSiO 3-b/2 When the radical Y in the silane is trihydrocarbonylsilyl, hydrolysis is effected by merely adding to water preferably in the presence of a solvent, e.g. toluene or ether. When Y is acyl, dilute aqueous alkali is used. One or more of the hydrolysates may be subjected to catalytic polymerization. Examples of R radicals are propylene, butylene, octadecylene and those of the formulae <FORM:0769497/IV(a)/3> and <FORM:0769497/IV(a)/4> Examples of R1 radicals are methyl, ethyl, octadecyl, cyclohexyl, cyclopentyl, phenyl, tolyl, benzyl, naphthyl, xenyl, chlorophenyl, dibromoxenyl, tetrafluoroethyl, pentafluorobutyl and a ,a ,a -trifluorotolyl. The siloxanes may be copolymerized with other siloxanes and, alone or when copolymerized, may also be reacted with polyfunctional organic compounds, e.g. dicarboxylic acids or anhydrides, di-isocyanates or one or more siloxanes such as those described in Specifications 769,496 and 769,498. A polyhydric organic alcohol may be included in such a reaction. In the examples: (1) 3-phenylsilylpropoxytrimethyl silane is prepared from allyloxytrimethyl silane and monophenylsilane in the presence of tert. butyl per benzoate. The siloxane of unit formula C6H5[HO(CH2)3] SiO is obtained by hydrolysis with dilute NaOH; (2) 3-amylsilylpropoxytrimethyl silane is prepared as in (1) using mono-amyl silane and from it is obtained the siloxane [(C5H11) HO(CH2)3SiO]x; (3) 3-phenylsilylpropyl acetate is prepared from allyl acetate and monophenyl silane and is hydrolysed in aqueous ethanol containing catalytic amounts of piperidine and NaOH to give the siloxane [OSi(C6H5)(CH2)3 OOCCH3]x. Hydrolysis in the absence of piperidine-1(4) gives the siloxane [HO(CH2)3 (C6H5)SiO]x; (5) a modified alkyd resin is prepared from soya oil fatty acids, pentaerythritol, phthalic anhydride and the siloxane of Example (4). A solution in Stoddard solvent containing driers forms a varnish, and mixing with titanium dioxide forms a paint; (6) the silane acetate, C6H5SiH2(CH2)11 OOCCH3, prepared from undecenyl acetate and monophenyl silane, is hydrolysed to [HO(CH2)11C6H5 SiOx; (7) the silane Br3Si(CH2)3OOCCH3 is prepared from allyl acetate and tribromosilane and hydrolysed to [CH3COO(CH2)3SiO1,5]x which is converted by refluxing in aqueous ethanol containing NaOH to [HO(CH2)3SiO1,5]x; (8) the compound Cl3Si(CH2)3OOCCH3 is prepared from allyl acetate and trichlorosilane; (9) the compound MeSiBr2(CH2)3OSiMe3 is prepared from methy dibromosilane and allyloxytrimethylsilane, and on hydrolysis gives [HO(CH2)3MeSiO]x; (10) the compound ClC6H4SiH2(CH2)3 OSiMe3 is prepared from chlorophenyl silane and allyloxytrimethylsilane and is hydrolysed to [HO (CH2)3(ClC6H4)SiO]x; (11) a copolymeric siloxane containing the units HO(CH2)3SiO1,5, C6H5(Me)SiO, C6H5(C2H3)SiO and Me3SiO0,5 is obtained by cohydrolysing Br3Si(CH2)3 OSiMe3, phenylmethyldichlorosilane and phenylvinyldichlorosilane; (12) the silane <FORM:0769497/IV(a)/5> is prepared from monophenyl silane and <FORM:0769497/IV(a)/6> and is hydrolysed to the siloxane of unit formula <FORM:0769497/IV(a)/7>
GB35562/54A 1953-12-17 1954-12-08 Organosilicon alcohols Expired GB769497A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US769497XA 1953-12-17 1953-12-17

Publications (1)

Publication Number Publication Date
GB769497A true GB769497A (en) 1957-03-06

Family

ID=22135166

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35562/54A Expired GB769497A (en) 1953-12-17 1954-12-08 Organosilicon alcohols

Country Status (2)

Country Link
FR (1) FR1117542A (en)
GB (1) GB769497A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2920093A (en) * 1957-12-17 1960-01-05 Union Carbide Corp Beta-(hydroxymethyl)vinyl-bis(trimethylsiloxy)methylsilane
US3442925A (en) * 1966-07-01 1969-05-06 Bayer Ag Process for the production of hydroxymethylsiloxanes
EP2123658A1 (en) * 2007-02-14 2009-11-25 JSR Corporation Material for forming silicon-containing film, and silicon-containing insulating film and method for forming the same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922806A (en) * 1957-02-01 1960-01-26 Dow Corning Preparation of acryloxyalkyl substituted siloxanes
US2967876A (en) * 1957-12-17 1961-01-10 Union Carbide Corp Organofunctional siloxanes
US2888479A (en) * 1957-12-17 1959-05-26 Union Carbide Corp Gamma-(trimethylsiloxy)-propyl-bis-(trimethylsiloxy)-ethylsilane

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2920093A (en) * 1957-12-17 1960-01-05 Union Carbide Corp Beta-(hydroxymethyl)vinyl-bis(trimethylsiloxy)methylsilane
US3442925A (en) * 1966-07-01 1969-05-06 Bayer Ag Process for the production of hydroxymethylsiloxanes
EP2123658A1 (en) * 2007-02-14 2009-11-25 JSR Corporation Material for forming silicon-containing film, and silicon-containing insulating film and method for forming the same
EP2123658A4 (en) * 2007-02-14 2012-02-08 Jsr Corp Material for forming silicon-containing film, and silicon-containing insulating film and method for forming the same
TWI398446B (en) * 2007-02-14 2013-06-11 Jsr Corp A silicon-containing film-forming material, a silicon-containing insulating film, and a method for forming the same

Also Published As

Publication number Publication date
FR1117542A (en) 1956-05-23

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