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:
Dec. 16, 1997
Filed:
Jan. 03, 1990
Applicant:
Inventors:
Edward E Hamel, Roseville, CA (US);
Renato R Rindone, Fair Oaks, CA (US);
Der-shing Huang, Carmichael, CA (US);
Assignee:
Aerojet-General Corporation, Rancho Cordova, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549451 ; 1491094 ;
Abstract
Methylazide-substituted 1,3-dioxolanes of the generic formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are independently selected from H, C.sub.1 -C.sub.6 alkyl and CH.sub.2 N.sub.3 are disclosed as energetic plasticizers for rocket and gun propellants and explosives formulations. Methods of preparation of these compounds are also disclosed, in which halogen-substituted vicinal diols are reacted with aldehydes or ketones to form the halo-analog of the product, which is then converted to the product by reaction with a metal azide.