PT76253A - Process for increasing void volume of hollow filaments - Google Patents

Process for increasing void volume of hollow filaments

Info

Publication number: PT76253A
Authority: PT; Portugal
Prior art keywords: void volume; filaments; hollow filaments; increasing void; increasing
Prior art date: 1982-02-19

Application number

PT76253A

Other languages

English (en)

Inventor

Elmer Edwin Most Jr

Original Assignee

Du Pont

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1982-02-19

Filing date

1983-02-17

Publication date

1983-03-01

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23376318&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT76253(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1983-02-17 Application filed by Du Pont filed Critical Du Pont

1983-03-01 Publication of PT76253A publication Critical patent/PT76253A/pt

Links

Classifications

- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Textile Engineering (AREA)
Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Artificial Filaments (AREA)
Treatment Of Steel In Its Molten State (AREA)
Inorganic Fibers (AREA)
Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

PT76253A 1982-02-19 1983-02-17 Process for increasing void volume of hollow filaments PT76253A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/350,346 US4444710A (en)	1982-02-19	1982-02-19	Process for increasing void volume of hollow filaments

Publications (1)

Publication Number	Publication Date
PT76253A true PT76253A (en)	1983-03-01

Family

ID=23376318

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT76253A PT76253A (en)	1982-02-19	1983-02-17	Process for increasing void volume of hollow filaments

Country Status (8)

Country	Link
US (1)	US4444710A (pt)
EP (1)	EP0087291B2 (pt)
JP (1)	JPS58156016A (pt)
AT (1)	ATE15504T1 (pt)
CA (1)	CA1194260A (pt)
DE (1)	DE3360750D1 (pt)
ES (1)	ES8403174A1 (pt)
PT (1)	PT76253A (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60231818A (ja) *	1984-04-27	1985-11-18	Kuraray Co Ltd	ポリブチレンテレフタレ−ト異形断面繊維とその製造法
IN166291B (pt) *	1984-09-27	1990-04-07	Norddeutsche Faserwerke Gmbh
US4741829A (en) *	1985-06-27	1988-05-03	Mitsubishi Rayon Co., Ltd.	Composite hollow fibers and method of making same
US5645936A (en) *	1986-01-30	1997-07-08	E. I. Du Pont De Nemours And Company	Continuous filaments, yarns, and tows
US5356582A (en) *	1986-01-30	1994-10-18	E. I. Du Pont De Nemours And Company	Continuous hollow filament, yarns, and tows
US4712988A (en) *	1987-02-27	1987-12-15	E. I. Du Pont De Nemours And Company	Apparatus for quenching melt sprun filaments
US5061422A (en) *	1988-06-14	1991-10-29	E. I. Du Pont De Nemours And Company	Process for preparing polyester feed yarns
US4929698A (en) *	1988-06-14	1990-05-29	E. I. Du Pont De Nemours And Company	New polyester yarns having pleasing aesthetics
EP0376625B1 (en) *	1988-12-28	1996-09-18	Asahi Kasei Kogyo Kabushiki Kaisha	Acrylic synthetic fiber and process for preparation thereof
US4933427A (en) *	1989-03-03	1990-06-12	E. I. Du Pont De Nemours And Company	New heather yarns having pleasing aesthetics
US5439626A (en) *	1994-03-14	1995-08-08	E. I. Du Pont De Nemours And Company	Process for making hollow nylon filaments
US6746230B2 (en) *	2001-05-08	2004-06-08	Wellman, Inc.	Apparatus for high denier hollow spiral fiber
KR102587469B1 (ko) *	2015-12-11	2023-10-11	킴벌리-클라크 월드와이드, 인크.	다공성 섬유를 형성하기 위한 다단계 연신 기술
CN106757431A (zh) *	2016-11-25	2017-05-31	南通杰克拜尼服帽有限公司	一种吸湿排汗型涤纶长丝的生产工艺
CN106521783A (zh)	2017-01-20	2017-03-22	南通杰克拜尼服帽有限公司	一种针织帽的制作工艺
CN106835475A (zh)	2017-01-20	2017-06-13	南通杰克拜尼服帽有限公司	一种针织汗带的制作工艺

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2578899A (en) *	1949-10-22	1951-12-18	Du Pont	Superstretching polyester structures
GB838141A (en) *	1957-10-08	1960-06-22	Bakelite Ltd	Improvements in or relating to synthetic resinous monofilaments
US3030173A (en) *	1959-09-30	1962-04-17	Hoechst Ag	Process for the uniform preparation of shaped structures such as filaments or foils from high-melting linear polyesters
US3156607A (en) *	1961-05-31	1964-11-10	Du Pont	Lobed filament
US3426754A (en) *	1964-06-12	1969-02-11	Celanese Corp	Breathable medical dressing
US3513110A (en) *	1965-07-26	1970-05-19	Celanese Corp	Open-celled low density filamentary material
GB1160263A (en) *	1965-10-15	1969-08-06	Ici Ltd	Process and Apparatus for the Manufacture of Hollow Filaments
US3605162A (en) *	1969-03-14	1971-09-20	Ind Brush Co	Brush filament and construction therefor
US3924988A (en) *	1972-05-24	1975-12-09	Du Pont	Hollow filament spinneret
JPS55103309A (en) *	1979-02-02	1980-08-07	Toyobo Co Ltd	Production of modified cross-section fiber with high dyeability
JPS55137208A (en) *	1979-04-09	1980-10-25	Mitsubishi Rayon Co Ltd	Novel type of hollow fiber with fine pore
JPS56332A (en) *	1979-06-15	1981-01-06	Teijin Ltd	Method of drawing polyester tow
US4290987A (en) *	1979-07-02	1981-09-22	Celanese Corporation	Process for preparing microporous hollow fibers
JPS57210013A (en) *	1981-06-12	1982-12-23	Du Pont	Modified hollow polyester fiber for saft fiber padding

1982
- 1982-02-19 US US06/350,346 patent/US4444710A/en not_active Expired - Lifetime
1983
- 1983-02-16 JP JP58022979A patent/JPS58156016A/ja active Granted
- 1983-02-17 CA CA000421824A patent/CA1194260A/en not_active Expired
- 1983-02-17 PT PT76253A patent/PT76253A/pt not_active IP Right Cessation
- 1983-02-18 EP EP83300856A patent/EP0087291B2/en not_active Expired - Lifetime
- 1983-02-18 ES ES519926A patent/ES8403174A1/es not_active Expired
- 1983-02-18 DE DE8383300856T patent/DE3360750D1/de not_active Expired
- 1983-02-18 AT AT83300856T patent/ATE15504T1/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPS58156016A (ja)	1983-09-16
JPS6327442B2 (pt)	1988-06-03
EP0087291B1 (en)	1985-09-11
DE3360750D1 (en)	1985-10-17
EP0087291B2 (en)	1991-05-22
ATE15504T1 (de)	1985-09-15
ES519926A0 (es)	1984-03-01
EP0087291A3 (en)	1984-02-01
US4444710A (en)	1984-04-24
EP0087291A2 (en)	1983-08-31
CA1194260A (en)	1985-10-01
ES8403174A1 (es)	1984-03-01

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Legal Events

Date

Code

Title

Description

1995-09-12

MM3A

Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19950430