Polyphenylene Sulfide Staple Fiber, And Filter Fabric Formed From Same

Abstract: Polyphenylene sulfide staple fiber characterized by being formed from fibers having at least two different single-fiber finenesses, and moreover characterized in that the mixed fiber uniformity is less than 3.0. Provided is PPS stable fiber for which a cotton blend step during production of a filter fabric is simplified and with which it is possible to improve dust detachment properties, improve the efficiency of dust capture, and reduce pressure loss.

Patent Information

Application #

Filing Date

04 July 2022

Publication Number

27/2022

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

patent@depenning.com

Parent Application

Applicants

TORAY INDUSTRIES, INC.

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

Inventors

1. KOBAYASHI, Yuma

c/o Ehime Plant, Toray Industries, Inc., 1515, Oaza-tsutsui, Masaki-cho, Iyo-gun, Ehime 7913193

2. SUGIMOTO, Takeshi

c/o Ehime Plant, Toray Industries, Inc., 1515, Oaza-tsutsui, Masaki-cho, Iyo-gun, Ehime 7913193

Specification

Documents

Application Documents

#	Name	Date
1	202247038259-Correspondence_Form 1 And Power Of Attorney_08-02-2023.pdf	2023-02-08
1	202247038259.pdf	2022-07-04
2	202247038259-Correspondence_Assignment_16-08-2022.pdf	2022-08-16
2	202247038259-STATEMENT OF UNDERTAKING (FORM 3) [04-07-2022(online)].pdf	2022-07-04
3	202247038259-PROOF OF RIGHT [04-07-2022(online)].pdf	2022-07-04
3	202247038259-FORM-26 [08-08-2022(online)].pdf	2022-08-08
4	202247038259-PRIORITY DOCUMENTS [04-07-2022(online)].pdf	2022-07-04
4	202247038259-COMPLETE SPECIFICATION [04-07-2022(online)].pdf	2022-07-04
5	202247038259-DECLARATION OF INVENTORSHIP (FORM 5) [04-07-2022(online)].pdf	2022-07-04
5	202247038259-FORM 1 [04-07-2022(online)].pdf	2022-07-04
6	202247038259-DRAWINGS [04-07-2022(online)].pdf	2022-07-04
7	202247038259-DECLARATION OF INVENTORSHIP (FORM 5) [04-07-2022(online)].pdf	2022-07-04
7	202247038259-FORM 1 [04-07-2022(online)].pdf	2022-07-04
8	202247038259-COMPLETE SPECIFICATION [04-07-2022(online)].pdf	2022-07-04
8	202247038259-PRIORITY DOCUMENTS [04-07-2022(online)].pdf	2022-07-04
9	202247038259-FORM-26 [08-08-2022(online)].pdf	2022-08-08
9	202247038259-PROOF OF RIGHT [04-07-2022(online)].pdf	2022-07-04
10	202247038259-STATEMENT OF UNDERTAKING (FORM 3) [04-07-2022(online)].pdf	2022-07-04
10	202247038259-Correspondence_Assignment_16-08-2022.pdf	2022-08-16
11	202247038259.pdf	2022-07-04
11	202247038259-Correspondence_Form 1 And Power Of Attorney_08-02-2023.pdf	2023-02-08