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. 09, 2016
Filed:
Feb. 18, 2011
Masaki Yoshida, Kanonji, JP;
Satoshi Mizutani, Kanonji, JP;
Takayoshi Konishi, Kanonji, JP;
Hiroko Nozumi, Kanonji, JP;
Masaki Yoshida, Kanonji, JP;
Satoshi Mizutani, Kanonji, JP;
Takayoshi Konishi, Kanonji, JP;
Hiroko Nozumi, Kanonji, JP;
UNICHARM CORPORATION, Ehime, JP;
Abstract
It is an object of the invention to provide a moisture-permeable and waterproof film that is biodegradable, has high biomass and exhibits high flexibility. The moisture-permeable and waterproof film comprises polylactic acid and an inorganic filler, wherein the film has high-stretch regions (H) and low-stretch regions (L) each parallel to a first direction and alternating in the direction perpendicular to the first direction, the film has bending resistance in the range of 15-30 mm, and the film has moisture permeability in the range of 2,000-4,000 g/m/24 hours.