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:
May. 13, 2003
Filed:
Jun. 15, 2001
Applicant:
Inventors:
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/700 ; B32B 2/708 ;
U.S. Cl.
CPC ...
B32B 2/700 ; B32B 2/708 ;
Abstract
The present invention provides polyamide layered films suitable for packaging applications, each film having a base layer made of a polyamide polymer and an easy-sliding layer made of a polyamide polymer containing inorganic fine particles at 0.15 to 3.00 wt %, the easy-sliding layer being formed on at least one surface of the base layer, and the first static friction coefficient between the easy-sliding layer side surfaces of the layered films at 23° C. in a 65% RH atmosphere being 0.70 or lower, or the second static friction coefficient between the easy-sliding layer side surfaces of the layered films at 23° C. in a 80% RH atmosphere being 0.95 or lower.