CN201280613Y - Flame-retardant PET/PTT composite fiber - Google Patents
Flame-retardant PET/PTT composite fiber Download PDFInfo
- Publication number
- CN201280613Y CN201280613Y CNU2008201377128U CN200820137712U CN201280613Y CN 201280613 Y CN201280613 Y CN 201280613Y CN U2008201377128 U CNU2008201377128 U CN U2008201377128U CN 200820137712 U CN200820137712 U CN 200820137712U CN 201280613 Y CN201280613 Y CN 201280613Y
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- Prior art keywords
- retardant
- polyester
- flame
- ptt
- fiber
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- 239000000835 fiber Substances 0.000 title claims abstract description 55
- 239000003063 flame retardant Substances 0.000 title claims abstract description 49
- 239000002131 composite material Substances 0.000 title claims abstract description 27
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229920000728 polyester Polymers 0.000 claims abstract description 38
- 238000011161 development Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 12
- 239000004744 fabric Substances 0.000 description 9
- 238000009987 spinning Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000004753 textile Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000004043 dyeing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920000433 Lyocell Polymers 0.000 description 1
- 229920002334 Spandex Polymers 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 personalization Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Multicomponent Fibers (AREA)
Abstract
The utility model discloses a fire-retardant PET PTT composite fiber, it is with PTT polyester as the sandwich layer to modified fire-retardant PET polyester is the composite fiber of cortex, and this composite fiber's cross-section is circular. The composite fiber is preferably low-stretch yarn of 150D/72F or 75D/36F. The utility model discloses when obtaining good flame retardant property, the fibre has also obtained PTT polyester fiber's good characteristic. The development of the comfortable flame-retardant polyester fiber can greatly widen the application range of a flame-retardant polyester product, the novel bi-component flame-retardant PET/PTT sheath-core composite fiber can keep the good flame-retardant performance of the traditional flame-retardant PET polyester fiber, and meanwhile, the excellent characteristics of the PTT polyester are given to the fiber, the novel fiber not only has functionality, but also has comfortableness, soft hand feeling, good resilience and high color fastness.
Description
Technical field
The utility model relates to a kind of chemical fibre, particularly a kind of PET/PTT composite fibre with anti-flaming function.
Background technology
The exploitation of fire-retardant polyester fibre and flame retardant textiles is one of focus of domestic and international in the last few years chemical fibre field variety development.People recognize day by day, and it is one of strategic measure that reduces fire that material possesses rational fire resistance, and NBS (NBS) and European chemical industry association all use the material in field to propose fire-retardant requirement to difference, comprising polyester fiber.China also puts into effect various systems and regulation in succession, especially to such as interior trim things such as hospital, restaurant, theater, aircraft, train, automobile, steamers, and the old man, child, residual clothes of helping others have all been stipulated strict fire resistance requirement.People generally wish conventional polyester raw material or textiles by suitable method, adding a certain amount of fire retardant makes polyester fiber or its textiles have fire resistance, to satisfy the needs of society to flame retardant textiles, increase people's the sense of security, reduce fire, reduce the loss that people's lives and properties cause because of fire.
The fire-retardant polyester fibre of China exploitation at present mainly concentrates on following three kinds of methods:
(1) post treatment method: by dipping in fiber or the fabric last handling process and absorb a certain amount of fire retardant, give fabric or fiber fire resistance, this method is used more at present, but because itself wash resistant or volatile not, flame retardant effect can not be lasting, only is used for the not too high field of fire-retardant requirement.
(2) blending method: by adding fire-retardant master granule or fire retardant after the fusion; co-blended spinning is produced fire resistance fibre or fabric; wherein fire retardant can be one-component, blending ingredients or fire-retardant high polymer; this method advantage is; technology is simple, cost is low, have permanent flame retardant effect; shortcoming be since add fire retardant be with micromolecule or can not with the fine fusion of polyester; cause polyester decreased performance, difficulty in spinning; it is bad that product gets feel; dyeing uniformity is bad; some fire retardant disperses bad, is easy to separate out.
(3) copolymerization method: be as a kind of modification by copolymerization component fire retardant, introduce in the polyester macromolecule chain, be the random copolymerization state, the flame retardant polyester that makes like this, has good spinnability, permanent fire resistance, wash resistant, resistance to chemical attack, but its shortcoming is also arranged, owing to introduced fire retardant in the strand, changed the fusing point of section, vitrification point, indexs such as content of carboxyl end group, because intrinsic viscosity is higher, its fabric is in intensity, flexible, dyeability and normal polyester fiber and some modified poly ester fabric are at Color, feel, there is gap in aspects such as comfortableness.
Although the exploitation of China's flame retardant polyester has begun to take shape industrialization, but fire-retardant polyester fibre exists many defectives on the market, mainly be that the product fabric feeling is bad, the flame retardant effect instability, the textile dyeing effect is poor, can't satisfy the requirement of market to the colorful property of fabric, personalization, and fire-retardant product ubiquity comfortableness is poor, the clothes feel is stiff, shortcomings such as color dullness.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of fire-retardant PET/PTT composite fibre, has concurrently functional and comfortableness, and is soft, resilience good, COLOR FASTNESS is high.
For solving above technical problem, the utility model is taked following technical scheme:
A kind of fire-retardant PET/PTT composite fibre, it is to be sandwich layer with the PTT polyester, is the composite fibre of cortex with modified flame-retardant PET polyester, the cross section of this composite fibre is circular.
The low-stretch yarn of preferred 150D/72F of described composite fibre or 75D/36F.
Because the enforcement of above technical scheme, the utility model compared with prior art has following advantage:
1, present, very ripe to the research of modified flame-retardant PET polyester, by the cortex of modified flame-retardant PET polyester, guaranteed that composite fibre has good flame retardant property as composite fibre, reach the requirement of the mandatory flame-retardant standard of developed countries such as America and Europe fully.
2, because the polymer P TT/ modified flame-retardant PET of compound two kinds of different shrinkage factors, make fiber after arrangement is handled later, can obtain having the superior elasticity coiled structure, thereby possess the performance close with the spandex core spun yarn, lining is arranged possessing good resilience simultaneously easily.
3, the fire-retardant PET/PTT core-sheath compound fibre of novel bi-component has good wearing comfort and softness, fluffy characteristic, when weaving safety article such as labor protection clothing, old young clothes, can obtain better to take effect, overcome stiff, the stiff sensation of original fire-retardant lining.
4, composite fibre has other characteristic of PTT polyester fiber simultaneously, as good bulkiness and good drapability.The what is called that lining can be made into " memory face fabric " when having good formative memory function, is particularly suitable for the inner decoration facing of the vehicles such as automobile, steamer, aircraft, and the family expenses decorative fabric.
Description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing and concrete embodiment.
Fig. 1 is a sectional schematic diagram of the present utility model;
Wherein: 1, sandwich layer; 2, cortex.
The specific embodiment
Embodiment 1:
As shown in Figure 1, according to the fire-retardant PET/PTT composite fibre of present embodiment, it is to be sandwich layer 1 with the PTT polyester, is the composite fibre of cortex 2 with modified flame-retardant PET polyester, and the cross section of this composite fibre is circular.Specifically, this composite fibre is the low-stretch yarn of 75D/36F, and wherein, the mass ratio of modified flame-retardant PET polyester and PTT polyester is 60:40, and low-stretch yarn makes by the following method:
Half delustring PTT polyester slice with ormal weight is delivered directly to the chip drying tower, and baking temperature is controlled at 130 ℃, control 4～5.5 hours drying time, the moisture in the test section, reach dry standard after, start spinning equipment screw rod one, carry out slice spinning;
Modified flame-retardant PET polyester slice with ormal weight, through pre-crystallization, control 120～125 ℃ of pre-crystallization temperatures, 2.5～3.5 hours time, carry out drying then, 140～150 ℃ of control baking temperatures, 5～6.5 hours time, the moisture in the test section, reach dry standard after, start spinning equipment screw rod two, carry out slice spinning;
Control lateral blowing temperature is at 20～21 ℃, and humidity is controlled at 65～70%, and air quantity is looked the adjustment of coiling situation.The control winding speed is 3000m/min, the POY that is spinned (pre-oriented yarn) specification is 119.5dtex/36F, POY spinning technique and process are stable normal, through after 24 hours balances, drawn, notice that draft temperature is controlled at below 145 ℃, obtain the fire-retardant PET/PTT core-sheath compound fibre of the novel bi-component low-stretch yarn of 75D/36F.Fiber quality is good.
Fire-retardant PET/PTT composite fibre and embodiment according to present embodiment are basic identical, and different is, its specification is the low-stretch yarn of 150D/36F, and its preparation process is the same.
To sum up, the utility model mainly is by the differential method of spinning, produces the composite fibre with fire-retardant PET/PTT skin-core structure, and when obtaining the good flame-retardance energy, fiber has also obtained the good characteristic of PTT polyester fiber.The exploitation of comfortableness fire-retardant polyester fibre, can widen the range of application of flame retardant polyester product greatly, the fire-retardant PET/PTT core-sheath compound fibre of novel bi-component, when keeping traditional fire-retardant PET polyester fiber good flame-retardance energy, give fiber PTT the good characteristic of polyester, tencel had both had functional, had comfortableness again, and was soft, resilience good, COLOR FASTNESS is high.
Claims (2)
1, a kind of fire-retardant PET/PTT composite fibre is characterized in that: it is to be sandwich layer (1) with the PTT polyester, is the composite fibre of cortex (2) with modified flame-retardant PET polyester, and the cross section of this composite fibre is circular.
2, a kind of fire-retardant PET/PTT composite fibre according to claim 1, it is characterized in that: described composite fibre is the low-stretch yarn of 150D/72F or 75D/36F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201377128U CN201280613Y (en) | 2008-09-26 | 2008-09-26 | Flame-retardant PET/PTT composite fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201377128U CN201280613Y (en) | 2008-09-26 | 2008-09-26 | Flame-retardant PET/PTT composite fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201280613Y true CN201280613Y (en) | 2009-07-29 |
Family
ID=40927493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201377128U Expired - Lifetime CN201280613Y (en) | 2008-09-26 | 2008-09-26 | Flame-retardant PET/PTT composite fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201280613Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127821A (en) * | 2010-01-13 | 2011-07-20 | 辽阳汇嘉化纤有限公司 | Process for producing modified PET/PTT elastic fiber |
| CN103074702A (en) * | 2013-01-22 | 2013-05-01 | 中国人民解放军总后勤部军需装备研究所 | Flame retardant polyester fiber as well as preparation method and application thereof |
| CN105177760A (en) * | 2015-10-21 | 2015-12-23 | 东华大学 | Composite spinning modification method for high-tenacity flame-retardant polyester |
| CN107938085A (en) * | 2017-12-14 | 2018-04-20 | 芜湖市皖南造船有限公司 | A kind of cool fiber for dredger operative employee's work clothes |
-
2008
- 2008-09-26 CN CNU2008201377128U patent/CN201280613Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127821A (en) * | 2010-01-13 | 2011-07-20 | 辽阳汇嘉化纤有限公司 | Process for producing modified PET/PTT elastic fiber |
| CN102127821B (en) * | 2010-01-13 | 2014-08-20 | 辽阳汇嘉化纤有限公司 | Process for producing modified PET/PTT elastic fiber |
| CN103074702A (en) * | 2013-01-22 | 2013-05-01 | 中国人民解放军总后勤部军需装备研究所 | Flame retardant polyester fiber as well as preparation method and application thereof |
| CN105177760A (en) * | 2015-10-21 | 2015-12-23 | 东华大学 | Composite spinning modification method for high-tenacity flame-retardant polyester |
| CN107938085A (en) * | 2017-12-14 | 2018-04-20 | 芜湖市皖南造船有限公司 | A kind of cool fiber for dredger operative employee's work clothes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090729 |
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| CX01 | Expiry of patent term |