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:
Feb. 15, 2000
Filed:
Feb. 23, 1998
Applicant:
Inventors:
Alain Bouilloux, Bernay, FR;
Laurent Teze, Sainte Honorine, FR;
Assignee:
Elf Atochem,S.A., , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428192 ; 428413 ; 4284744 ; 4284755 ; 428500 ; 524514 ; 525179 ;
Abstract
The invention relates to compositions comprising a matrix of an alloy of (a) polyamide and (b) polymer having polyamide blocks and polyether blocks, dispersed in which matrix is a crosslinked phase (c), the said compositions having a melt strength of more than 1.5 and a flexural modulus at 23.degree. C. (in accordance with ISO 178-93) of less than 700 MPa and preferably between 50 and 250 MPa. Such a composition is useful for manufacturing extrusion blow-moulded parts, especially for cars. It also relates to articles additionally comprising a part made of polyamide and polyolefin or of a mixture of polyamide and polyolefin.