KR970010693B1 - 저중합도 폴리에스테르 섬유의 제조방법 - Google Patents
저중합도 폴리에스테르 섬유의 제조방법 Download PDFInfo
- Publication number
- KR970010693B1 KR970010693B1 KR1019940038026A KR19940038026A KR970010693B1 KR 970010693 B1 KR970010693 B1 KR 970010693B1 KR 1019940038026 A KR1019940038026 A KR 1019940038026A KR 19940038026 A KR19940038026 A KR 19940038026A KR 970010693 B1 KR970010693 B1 KR 970010693B1
- Authority
- KR
- South Korea
- Prior art keywords
- temperature
- fiber
- polymerization
- polyester fiber
- preparation
- 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 - Fee Related
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
- D01D5/08—Melt spinning methods
- D01D5/084—Heating filaments, threads or the like, leaving the spinnerettes
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Artificial Filaments (AREA)
Abstract
Description
Claims (1)
- 극한점도 0.50∼0.55의 중합도를 가진 폴리에틸렌테레프탈레이트 중합체를 용융방사하는데 있어서, 용융된 고분자가 유리전이온도(Tg)까지 냉각되는 거리가 0.8∼1.5m의 범위내에 있으며, 일단 고화된 섬유는 다시 결정화온도(Tc)의 온도까지 가열한 후 Tg∼(Tg+10)℃의 온도에서 연신하고 Tc∼(Tc+10)℃의 온도로 열셋팅하는 것을 특징으로 하는 저중합도 폴리에스테르 섬유의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940038026A KR970010693B1 (ko) | 1994-12-28 | 1994-12-28 | 저중합도 폴리에스테르 섬유의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940038026A KR970010693B1 (ko) | 1994-12-28 | 1994-12-28 | 저중합도 폴리에스테르 섬유의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960023278A KR960023278A (ko) | 1996-07-18 |
KR970010693B1 true KR970010693B1 (ko) | 1997-06-30 |
Family
ID=19404385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940038026A Expired - Fee Related KR970010693B1 (ko) | 1994-12-28 | 1994-12-28 | 저중합도 폴리에스테르 섬유의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970010693B1 (ko) |
-
1994
- 1994-12-28 KR KR1019940038026A patent/KR970010693B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR960023278A (ko) | 1996-07-18 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19941228 |
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PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19941228 Comment text: Request for Examination of Application |
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PG1501 | Laying open of application | ||
G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19970530 |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19970919 |
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GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19971015 Patent event code: PR07011E01D |
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