GB850228A - Improvements in fluorine-containing organosilicon compounds - Google Patents

Improvements in fluorine-containing organosilicon compounds

Info

Publication number
GB850228A
GB850228A GB27393/56A GB2739356A GB850228A GB 850228 A GB850228 A GB 850228A GB 27393/56 A GB27393/56 A GB 27393/56A GB 2739356 A GB2739356 A GB 2739356A GB 850228 A GB850228 A GB 850228A
Authority
GB
United Kingdom
Prior art keywords
sulphonyl chloride
give
perfluorooctane
oet
reacted
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
GB27393/56A
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Priority to GB3600559A priority Critical patent/GB935380A/en
Publication of GB850228A publication Critical patent/GB850228A/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
    • C08G77/22Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/24Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-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
    • C07F7/18Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804Compounds having Si-O-C linkages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Fluorine-containing organosilicon compounds are prepared by reacting a vinyl silane with a perfluoroalkyl sulphonyl chloride or bromide in the presence of a free-radical initiator, with the liberation of sulphur dioxide. The products include the novel compounds having the formula: <FORM:0850228/IV(a)/1> where Rf is a perfluoralkyl radical, X is Cl or Br, R is an alkoxy radical, R1 and R11 are alkyl, alkoxy, fluorine or chlorine, and n is an integer. Specified initiators for the preparation of the silanes are benzoyl peroxide, di-tert-butyl peroxide and ultra-violet light. In the Examples: (1) ViMeSi(OEt)2 is reacted with perfluoromethane sulphonyl chloride to give <FORM:0850228/IV(a)/2> (2) ViMeSiCl2 is reacted with perfluorooctane sulphonyl chloride to give C8F17CH2CHClSiMe Cl2 and <FORM:0850228/IV(a)/3> (3) ViSiCl3 is reacted with perfluorooctane sulphonyl chloride to give C8F17CH2CHClSiCl3 and C8F17CH2CH(SiCl3)CH2CHClSiCl3, and higher telomeric products. (4) ViSi(OEt)3 is used instead of the ViSiCl3 of Example (3), producing the compound of empirical formula C16H18O3 F17ClSi and the 1,2 telomeric product. (5) ViMeSiCl2 is reacted with perfluoromethane sulphonyl chloride to give CF3CH2CHClSiMeCl2 and the 1,2 telomer C7H12F3Cl5Si2. (6) ViMeSi (OEt)2 and perfluorooctane sulphonyl chloride give C8F12CH2CHClSiMe(OEt)2. The compound may be hydrolysed, or polymerized without direct hydrolysis, e.g. by reaction with zinc oxide. In Example (7), the 1,1 adduct of perfluorooctane sulphonyl chloride and ViMeSiCl2 is mixed with MeSiHCl2 and hydrolysed to an oil which is converted to a film by heating at 180 DEG C. A solution in benzotrifluoride is used to treat cotton cloth for water- and oil-repellency. In (8) the adduct as in (7) is cohydrolysed with Me2SiCl2. In (9) the 1,1 and 1,2 adducts of Example (1) are hydrolysed to oils and then polymerized by irradiation with beta rays.
GB27393/56A 1955-09-06 1956-09-06 Improvements in fluorine-containing organosilicon compounds Expired GB850228A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3600559A GB935380A (en) 1956-09-06 1959-10-23 Saturated fluorocarbon organo silicon compounds and derivatives thereof and methods o making them

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US850228XA 1955-09-06 1955-09-06

Publications (1)

Publication Number Publication Date
GB850228A true GB850228A (en) 1960-10-05

Family

ID=22188945

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27393/56A Expired GB850228A (en) 1955-09-06 1956-09-06 Improvements in fluorine-containing organosilicon compounds

Country Status (1)

Country Link
GB (1) GB850228A (en)

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