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. 17, 1984
Filed:
May. 24, 1982
Applicant:
Inventors:
Assignee:
Montedison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
523209 ; 524584 ; 524586 ;
Abstract
Glass fibers for the production of reinforced polymers, characterized in that said fibers have a coating comprising, besides a film forming agent of polyolefinic kind and a silane, also a bis-maleamic acid such as N,N'-hexamethylene-bis-maleamic acid, N,N'-dodecamethylene-bis-maleamic acid or N,N'-isophoron-bis-maleamic acid. The invention also concerns blends consisting of 50-90% by weight of a crystalline polyolefin, e.g. polypropylene and 50-10% by weight of said coated glass fibers.