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. 18, 1977
Filed:
Dec. 20, 1974
Applicant:
Inventors:
Gianfranco Biglione, Mantova, IT;
Antonio Alvares, Mantova, IT;
Guido Bertazzoni, Campitello di Marcaria (Mantova), IT;
Assignee:
Montedison Fibre S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08J / ; C08J / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 260 / ; 264D / ;
Abstract
Expandible particles of styrene polymers are prepared by a process in which the polymerization of styrene, or of mixtures of styrene and monomers copolymerizable with it, and/or treatment of the expandible particles prior to expansion thereof, are (is) carried out in the presence of dimers or trimers of unsaturated fatty acids or their esters with C.sub.1 -C.sub.18 alcohols.
Quick Actions:
Biglione, Gianfranco. (1977). Process for producing expandible styrene polymers useful in the (U.S. Patent No. 4003858). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4003858
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile