Patent · US Expired

Polysiloxane oils and process for their preparation

US5034554A · kind A · utility

0Cited by
2References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1990
Grant dateJul 23, 1991
Priority date
Expiry dateJun 28, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G77/24
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for producing a polysiloxane oil with aryl groups and oxygen atoms as co-substituents on the silicon atoms. Silicon monoxide gas is reacted under a vacumm with iodine and an aromatic compound such as toluene in solution at a low temperature in the region of -75.degree. C. to -95.degree. C.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.