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. 29, 2018
Filed:
Oct. 31, 2013
Toyobo Co., Ltd., Osaka, JP;
Hideo Yoshida, Shiga, JP;
Hiroyuki Sakamoto, Shiga, JP;
Naofumi Minagawa, Yamaguchi, JP;
Takashi Koida, Osaka, JP;
Toyobo Co., Ltd., Osaka, JP;
Abstract
Provided is a thermocompression-bonding filament nonwoven fabric, which is inexpensive, has excellent molding properties and design properties, and is suitable as surface materials for automotive acoustic absorbing materials. The thermocompression-bonding filament nonwoven fabric comprising a polyester-based resin having a melting point of 250° C. or more, wherein the filament nonwoven fabric has a weight of 20 to 80 g/m, a sum of 5% tensile loads in a MD and CD per weight of 1.0 to 1.9 (N/5 cm)/(g/m), and a 180° C. dry heat shrinkage of 3.5% or less in both the MD and CD, and is not mechanically interlaced.