Spun Bonded Non Woven Fabric

Abstract: In order to provide a spun-bonded non-woven fabric having exceptional strength even at low basis weight as well as having exceptional flexibility and texture, this spun-bonded non-woven fabric is formed from a sheath-core-type composite fiber that is mainly composed of a polypropylene resin, wherein the spun-bonded non-woven fabric has a fused portion and a non-fused portion, and the ratio (Os/Oc) of the orientation parameter Os of the sheath component of the sheath-core-type composite fiber in the non-fused portion to the orientation parameter Oc of the core component of the sheath-core-type composite fiber in the non-fused portion is 0.10-0.90.

Patent Information

Application #

Filing Date

03 June 2024

Publication Number

24/2024

Publication Type

INA

Invention Field

TEXTILE

Status

Email

Parent Application

Applicants

TORAY INDUSTRIES, INC.

1-1, Nihonbashi-Muromachi 2-chome, Chuo-ku, Tokyo 1038666

Inventors

1. SHIMADA, Daiki

c/o Shiga Plant, Toray Industries, Inc., 1-1, Sonoyama 1-chome, Otsu-shi, Shiga 5208558

2. NAKAJIMA, Itaru

c/o Shiga Plant, Toray Industries, Inc., 1-1, Sonoyama 1-chome, Otsu-shi, Shiga 5208558

3. KOIDE, Gen

c/o Osaka Head Office, Toray Industries, Inc., 3-3, Nakanoshima 3-chome, Kita-ku, Osaka-shi, Osaka 5308222

Specification

Documents

Application Documents

#	Name	Date
1	202447043058-STATEMENT OF UNDERTAKING (FORM 3) [03-06-2024(online)].pdf	2024-06-03
2	202447043058-REQUEST FOR EXAMINATION (FORM-18) [03-06-2024(online)].pdf	2024-06-03
3	202447043058-PROOF OF RIGHT [03-06-2024(online)].pdf	2024-06-03
4	202447043058-PRIORITY DOCUMENTS [03-06-2024(online)].pdf	2024-06-03
5	202447043058-FORM 18 [03-06-2024(online)].pdf	2024-06-03
6	202447043058-FORM 1 [03-06-2024(online)].pdf	2024-06-03
7	202447043058-DECLARATION OF INVENTORSHIP (FORM 5) [03-06-2024(online)].pdf	2024-06-03
8	202447043058-COMPLETE SPECIFICATION [03-06-2024(online)].pdf	2024-06-03
9	202447043058-RELEVANT DOCUMENTS [01-07-2024(online)].pdf	2024-07-01
10	202447043058-MARKED COPIES OF AMENDEMENTS [01-07-2024(online)].pdf	2024-07-01
11	202447043058-FORM 13 [01-07-2024(online)].pdf	2024-07-01
12	202447043058-AMMENDED DOCUMENTS [01-07-2024(online)].pdf	2024-07-01
13	202447043058-FORM-26 [16-07-2024(online)].pdf	2024-07-16
14	202447043058-FORM 3 [03-10-2024(online)].pdf	2024-10-03