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:
Jan. 20, 1976
Filed:
Jan. 18, 1973
Applicant:
Inventors:
Assignee:
Naphtachimie, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2524 / ;
Abstract
Atactic waxes and method for preparing same by polymerization of polyolefin alone or in combination with other monoolefins of the formula CH.sub.2 = CHR in which R is hydrogen or an alkyl radical having from 2 to 8 carbon atoms in which the polymerization is carried out at low pressure and in a hydrocarbon solvent in the presence of a catalyst formed of the product of the reaction of magnesium or a compound thereof, a compound of a transition metal selected from the sub-groups IVa, Va and VIa of the periodic classification of elements and an alkyl halide, and a co-catalyst in the form of an organometallic compound of a metal selected of groups II and III of the periodic classification of elements.