GB1219154A - Process for drawing and crimping a tow of asymmetrically birefringent polyester filaments - Google Patents

Process for drawing and crimping a tow of asymmetrically birefringent polyester filaments

Info

Publication number
GB1219154A
GB1219154A GB28695/68A GB2869568A GB1219154A GB 1219154 A GB1219154 A GB 1219154A GB 28695/68 A GB28695/68 A GB 28695/68A GB 2869568 A GB2869568 A GB 2869568A GB 1219154 A GB1219154 A GB 1219154A
Authority
GB
United Kingdom
Prior art keywords
tow
filaments
polyester
jet
hot gas
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB28695/68A
Other languages
English (en)
Inventor
Don Hubert Higginbotham
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to GB28695/68A priority Critical patent/GB1219154A/en
Priority to FR157103A priority patent/FR1579662A/fr
Publication of GB1219154A publication Critical patent/GB1219154A/en
Expired legal-status Critical Current

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
    • D01D5/22—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
    • D01D5/23—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool by asymmetrical cooling of filaments, threads, or the like, leaving the spinnerettes
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/004—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by heating fibres, filaments, yarns or threads so as to create a temperature gradient across their diameter, thereby imparting them latent asymmetrical shrinkage properties
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • D02J1/229—Relaxing

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
GB28695/68A 1968-06-17 1968-06-17 Process for drawing and crimping a tow of asymmetrically birefringent polyester filaments Expired GB1219154A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB28695/68A GB1219154A (en) 1968-06-17 1968-06-17 Process for drawing and crimping a tow of asymmetrically birefringent polyester filaments
FR157103A FR1579662A (enExample) 1968-06-17 1968-06-28

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB28695/68A GB1219154A (en) 1968-06-17 1968-06-17 Process for drawing and crimping a tow of asymmetrically birefringent polyester filaments
FR157103 1968-06-28

Publications (1)

Publication Number Publication Date
GB1219154A true GB1219154A (en) 1971-01-13

Family

ID=26182083

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28695/68A Expired GB1219154A (en) 1968-06-17 1968-06-17 Process for drawing and crimping a tow of asymmetrically birefringent polyester filaments

Country Status (2)

Country Link
FR (1) FR1579662A (enExample)
GB (1) GB1219154A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0802773A4 (en) * 1994-05-26 1999-06-16 Gillette Canada ASSEMBLY AND METHOD FOR DEVELOPING DENTAL THREAD INFLATOR
EP1072704A1 (en) * 1999-07-19 2001-01-31 ARTEVA TECHNOLOGIES S.à.r.l. Apparatus and method for drawing, heat setting, and crimping of filamentary material

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6887423B2 (en) 2001-09-26 2005-05-03 E. I. Du Pont De Nemours And Company Process for making a stretchable nonwoven web
DE10333784A1 (de) * 2003-07-24 2005-02-24 Yao-Chang Lin Kontinuierlicher Prozess zum Erzeugen eines Vliesstoffes aus Fäden, die durch Kalendrieren gedehnt wurden
CN111809258B (zh) * 2020-04-29 2024-05-24 新凤鸣集团湖州中石科技有限公司 一种改进型纺丝生产线

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0802773A4 (en) * 1994-05-26 1999-06-16 Gillette Canada ASSEMBLY AND METHOD FOR DEVELOPING DENTAL THREAD INFLATOR
EP1072704A1 (en) * 1999-07-19 2001-01-31 ARTEVA TECHNOLOGIES S.à.r.l. Apparatus and method for drawing, heat setting, and crimping of filamentary material
US6210622B1 (en) 1999-07-19 2001-04-03 Arteva North America S.A.R.L. Process of making polymeric fibers

Also Published As

Publication number Publication date
FR1579662A (enExample) 1969-08-29

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