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:
Apr. 23, 2019
Filed:
Jul. 12, 2013
S.a. Lhoist Recherche ET Developpement, Ottignies-Louvain-la-Neuve, BE;
Marion Lorgouilloux, Strepy Bracquegnies, BE;
Didier Lesueur, Braine-le-Chateau, BE;
Marc Pelletier, Saint-Mande, FR;
Fouad Laoutid, Lambersart, FR;
Philippe Dubois, Braives, BE;
S. A. Lhoist Recherche et Developpement, Ottignies-Louvain-la, BE;
Abstract
A flame-retardant polymer composition comprising a mineral filler and a polymer, said mineral filler comprising a calcium compound, characterized in that the calcium compound is a fire-resistant additive in the form of calcium hydroxide, having a specific surface calculated according to the BET method greater than 25 m/g, preferably greater than 30 m2/g, more preferably greater than 35 m2/g and advantageously greater than 40 m2/g, uses of same and the combustion residue obtained.