The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 27, 1988
Filed:
Apr. 08, 1986
Applicant:
Inventor:
Chester E Pawloski, Bay City, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07S / ;
U.S. Cl.
CPC ...
558 91 ;
Abstract
Included is a process to prepare a halogenated phosphorate-containing product comprising serially contacting (a) a triol with a phosphorus trihalide, (b) a halogenating agent and (c) an oxirane, under conditions sufficient to prepare the halogenated phosphorate-containing product. For example, 2-methyl-2-(hydroxymethyl)-1,3-propanediol, phosphorus trichloride, bromine and ethylene oxide can be employed to prepare a mixture of (2,2-bis(bromomethyl)propyl)(2-bromoethyl)(2-chloroethyl) phosphorate and (2-bromoethyl)bis(2-chloroethyl)phosphorate.