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GB1035793A - - Google Patents

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Publication number
GB1035793A
GB1035793A GB1035793DA GB1035793A GB 1035793 A GB1035793 A GB 1035793A GB 1035793D A GB1035793D A GB 1035793DA GB 1035793 A GB1035793 A GB 1035793A
Authority
GB
United Kingdom
Prior art keywords
weight
siloxane
jan
ethylene
mixture
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.)
Active
Application number
Publication of GB1035793A publication Critical patent/GB1035793A/en
Active legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00Compositions 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
    • C08L83/04Polysiloxanes
    • 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

Landscapes

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

Abstract

1,035,793. Siloxane emulsions. FARBENFABRIKEN BAYER A.G. Jan. 15, 1965 [Jan. 15, 1964], No. 1885/65. Heading C3T. An aqueous emulsion suitable as a mould release agent comprises from 0À4 to 40% (by weight) of a mixture of a hydrocarbonsubstituted polysiloxane having a viscosity at room temperature of from 40 to 20,000 cs., and a polyoxyalkylene compound in amount of 15 to 65% by weight of the siloxane, the polyoxyalkylene compound being a water-soluble copolymer of ethylene and propylene oxides in a molar ratio between 30:70 and 85:15 and having a molecular weight between 200 and 2500. A mixture of low and high viscosity siloxane oils may be used. In the example, a polyglycol ether, formed from equal parts (weight) of ethylene and propylene oxides, was mixed with a dimethylsiloxane oil and emulsified with water and sodium laurylsulphate.
GB1035793D Active GB1035793A (en)

Publications (1)

Publication Number Publication Date
GB1035793A true GB1035793A (en)

Family

ID=1755187

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1035793D Active GB1035793A (en)

Country Status (1)

Country Link
GB (1) GB1035793A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928813A1 (en) * 1978-10-16 1980-04-24 Goldschmidt Ag Th LUBRICANT AND RELEASE AGENT FOR RUBBER SHAPED BODIES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928813A1 (en) * 1978-10-16 1980-04-24 Goldschmidt Ag Th LUBRICANT AND RELEASE AGENT FOR RUBBER SHAPED BODIES

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