GB798163A - Process for the production of ú´,ú´-diphenyldioxy silanes - Google Patents

Process for the production of ú´,ú´-diphenyldioxy silanes

Info

Publication number
GB798163A
GB798163A GB35317/54A GB3531754A GB798163A GB 798163 A GB798163 A GB 798163A GB 35317/54 A GB35317/54 A GB 35317/54A GB 3531754 A GB3531754 A GB 3531754A GB 798163 A GB798163 A GB 798163A
Authority
GB
United Kingdom
Prior art keywords
diphenyldioxy
prepared
diphenyl
silane
dihydroxy
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
GB35317/54A
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.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
Siemens 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 Siemens Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Publication of GB798163A publication Critical patent/GB798163A/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
    • C08G77/48Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
    • 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
    • C07F7/04Esters of silicic acids
    • C07F7/07Cyclic esters
    • 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
    • C08G77/60Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which all the silicon atoms are connected by linkages other than oxygen atoms

Landscapes

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

Abstract

The invention comprises o,o1-diphenyldioxy silanes containing the group <FORM:0798163/IV (a)/1> where the remaining valencies of the silicon atom may be satisfied with halogens, alkoxy or aroxy groups or another o,o1-diphenyldioxy group. The diphenyl group in the above formula may be hydrocarbon-substituted, e.g. by saturated or unsaturated aliphatic groups. The dihalogen derivatives are prepared by reacting a silicon tetrahalide with o,o1-diphenol or its hydrocarbon substituted derivative in equal molar proportions. The di-alkoxy or di-phenoxy derivatives are prepared from the halogen compounds by reaction with the alcohol or phenol in a molar proportion of 1 : 2. Highly polymeric substances are prepared by reacting the dihalogen compounds with dihydroxy compounds such as dihydroxy-benzene, dihydroxy - diphenyl - propane or dihydroxy-diphenyl-ether, to form polyesters which are chemically and thermally resistant and are useful for making insulating and impregnating lacquers, mouldings, foil insulations and switch oils. In the examples: (1) o,o1-diphenyldioxy dichloro silane is prepared from SiCl4 and o,o1-diphenol; some di-o-o1-diphenyldioxy silane is also obtained; (2) the product of (1) is reacted with resorcinol to give a resin which is soluble in benzene and xylene; (3) a highly viscous substance, soluble in benzene, is obtained by reacting the dihalogen compound with 4,41-dihydroxydiphenyl propane; (4) 3-allyl-2,21-diphenyldioxydichloro silane is prepared from the 3-allyl-2,21-diphenyl and SiCl4; (5) the 3-propyl derivative is similarly prepared; (6) the dihalogen compound is reacted with isobutanol to give o,o1-diphenyldioxy-diisobutoxy silane; (7) reaction of the dihalogen compound with o-hydroxy-diphenyl yields o,o1 - diphenyldioxy - di - (o - diphenyloxy) silane.
GB35317/54A 1953-12-05 1954-12-06 Process for the production of ú´,ú´-diphenyldioxy silanes Expired GB798163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE798163X 1953-12-05

Publications (1)

Publication Number Publication Date
GB798163A true GB798163A (en) 1958-07-16

Family

ID=6711348

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35317/54A Expired GB798163A (en) 1953-12-05 1954-12-06 Process for the production of ú´,ú´-diphenyldioxy silanes

Country Status (1)

Country Link
GB (1) GB798163A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0114148A2 (en) * 1983-01-12 1984-07-25 Ciba-Geigy Ag Dioxasilepin and dioxasilocin stabilizers
EP1705525A1 (en) * 2003-12-26 2006-09-27 Orient Chemical Industries, Ltd. Positive electrostatic charge control agent and toner for developing electrostatic image

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0114148A2 (en) * 1983-01-12 1984-07-25 Ciba-Geigy Ag Dioxasilepin and dioxasilocin stabilizers
EP0114148A3 (en) * 1983-01-12 1985-12-27 Ciba-Geigy Ag Dioxasilepin and dioxasilocin stabilizers
EP1705525A1 (en) * 2003-12-26 2006-09-27 Orient Chemical Industries, Ltd. Positive electrostatic charge control agent and toner for developing electrostatic image
EP1705525A4 (en) * 2003-12-26 2006-12-06 Orient Chemical Ind Positive electrostatic charge control agent and toner for developing electrostatic image

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