CN101851813A - Modified polyester fiber with rigid inner layer and flexible outer layer - Google Patents
Modified polyester fiber with rigid inner layer and flexible outer layer Download PDFInfo
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- CN101851813A CN101851813A CN 201010181030 CN201010181030A CN101851813A CN 101851813 A CN101851813 A CN 101851813A CN 201010181030 CN201010181030 CN 201010181030 CN 201010181030 A CN201010181030 A CN 201010181030A CN 101851813 A CN101851813 A CN 101851813A
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Abstract
The invention discloses a modified polyester fiber with a rigid inner layer and a flexible outer layer. The fiber consists of a fiber core layer and a strip-shaped fluffy skin layer, wherein the fiber core layer is made of PET with high strength and high modulus; the strip-shaped fluffy skin layer is formed by distributing 3 to 6 pieces of fine flexible ribs made of PTT containing machine-made white bamboo charcoal with low modulus and flexible handfeel along the longitudinal direction of the fiber; the white modified polyester fiber with a composite structure is made of the fiber core layer made of 45 to 65 mass percent of PET and the strip-shaped fluffy skin layer made of 35 to 55 mass percent of PTT containing nanoscale machine-made white bamboo charcoal; and the strip-shaped fluffy skin layer is prepared by uniformly mixing and fusing 4 to 10 mass percent of high-purity white bamboo charcoal powder and 90 to 96 mass percent of PTT powder; therefore, the fiber has moisture absorption, moisture retention, soft fluff, softness, warmness, negative oxygen ion function and far infrared ray function; the advantages of the PTT and PET are complemented and kept and the disadvantages of the PTT and PET are removed; and the fiber has prominent comprehensive performance and the modified polyester fiber having the PTT/PET white composite structure has the advantages of rigid inner layer, flexible outer layer, moisture absorption, moisture retention, high dyeability, negative oxygen ion function and far infrared ray function.
Description
Technical field
The present invention relates to a kind of polyester modification fiber, will contain especially that the PTT of white bamboo charcoal and two kinds of polyester of PET are compound makes a kind of modified polyester fiber with rigid inner layer and flexible outer layer.
Background technology
PET and PTT belong to polyester series, and three methylene are arranged on the PTT strand chain link.These three methylene make it have " strange carbon effect ", the strand of structure in the shape of a spiral, has significantly " Z " font conformation, cause its macromolecular chain to have deformation and deformation recovery ability as spring, strand is easy to take place deformation under slight external force effect, and after external force is removed, restore to the original state again, give its good resilience.Ptt fiber crystalline region modulus has only 3.16GPa, the very soft and high resilience of fiber of being made by PTT.The low modulus of ptt fiber, big elongation, special in very valuable than the low modulus under the high elongation rate; The low modulus of fiber is the excellent basis of dress ornament soft feel and comfortableness, but because the ptt fiber modulus is extremely low, its dress ornament of making is too soft, and yielding, poor dimensional stability, not well-pressed does not have muscles and bones; And PET fibre strength height, the crystalline region modulus of PET fiber is up to 108GPa, and is not yielding under the effect of little load external force, and its dress ornament DIMENSIONAL STABILITY of making is good, well-pressed, wrinkle resistant, attractive in appearance.But PET fiber modulus height, its lining is stiffening, comfortableness is poor.The hygroscopicity of PET and ptt fiber is all relatively poor; The dyeability of PET fiber is relatively poor; The dyeability of ptt fiber is better.The different performance of PET and ptt fiber has formed different separately apparel applications.
Because the hygroscopicity of PET and PTT is all relatively poor, just poor to the wet balance of human body, it is more vexed to wear human body sensory as dress ornament, wears uncomfortable; And the micropore of the white born honeycombization of bamboo charcoal has superpower adsorption capacity, can absorb the moisture of 3 times of own wts, the non-same common music of its damping ability.Can contain that temperature rises the moisture absorption damping.Particularly utilize the Xi Fu Fen Solution ability of white bamboo charcoal and discharge the effect that negative oxygen ion produced, the purification of room air is reached smelly, the damping of disappearing, the harmful peculiar smell of elimination, containment mould, the procreation of microorganism; White bamboo charcoal produces negative oxygen ion and far infrared, and the porous blood vessel stimulates circulation and metabolism allaying tiredness.
Because PET and PTT belong to polyester series, have melting compatibility preferably each other again, be fit to two kinds of material melting composite spinnings.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, can make full use of described PET and two kinds of polyester of PTT respectively have obviously, the particular performances advantage and provide a kind of, the inferior position of oneself also respectively being arranged, and characteristics such as tangible complementarity are arranged, is the fiber sandwich layer by intensity height, PET that modulus is high; Low, soft by modulus, as to contain white bamboo charcoal PTT is a fibre fluff shape cortex, makes the PTT that contains white bamboo charcoal and the modified polyester fiber of PET composite construction.
The objective of the invention is to finish by following technical solution, described fiber is the fiber sandwich layer by intensity height, PET that modulus is high, is along the fiber very thin gentle prominent strip fine hair cortex of 3-6 bar that vertically distributes by low, the soft PTT that contains the white bamboo charcoal of mechanism of modulus and makes.
Described fiber sandwich layer is made composite construction by the PET and the strip fine hair cortex of mass ratio 45% to 65% to 55% PTT that contains the white bamboo charcoal of nanoscale mechanism by mass ratio 35% white modified polyester fiber.
Described strip fine hair cortex is to mix fusion by the white bamboo carbon powder of high-purity of mass ratio 4% to 10% and PTT powder by mass ratio 90% to 96% to make, and makes fiber have moisture-absorbing moisture-keeping, fine hair exquisiteness, soft warm sense and negative oxygen ion and far infrared function preferably.
Described fiber radially degree of profile DR (%) is more than 40%, and has bigger specific fiber surface long-pending, and PTT and Bai Zhu carbon are fully exposed to the open air at fiber surface.
The PTT of described fibrocortex and the PET of sandwich layer all are the good fiber-grade polyesters of fusion compatibility, and fracture strength, the stretch modulus of this fiber are higher; Modulus of shearing, bending modulus are lower, and have anomalous mode amount performance.
The present invention can realize the mutual supplement with each other's advantages of PTT and PET and get excellent benefit bad, makes the combination property of fiber very outstanding, and it is good to have an iron hand in a velvet glove, hygroscopicity, moisture retention, dyeability, has characteristics such as negative oxygen ion and far infrared function.
Description of drawings
Fig. 1 is a modified polyester fiber with rigid inner layer and flexible outer layer structural representation that 5 very thin gentle prominent shape fine hair cortexes are arranged.
The specific embodiment
The present invention will be described in detail below in conjunction with accompanying drawing: shown in Figure 1, the present invention is a fiber sandwich layer 1 by intensity height, PET that modulus is high, is along the fiber very thin gentle prominent strip fine hair cortex 2 of 3-6 bar that vertically distributes by low, the soft PTT that contains the white bamboo charcoal of mechanism of modulus and makes.Shown in the figure modified polyester fiber with rigid inner layer and flexible outer layer that 5 very thin gentle prominent shape fine hair cortexes are arranged, described fiber sandwich layer is made composite construction by the PET and the strip fine hair cortex of mass ratio 45% to 65% to 55% PTT that contains the white bamboo charcoal of nanoscale mechanism by mass ratio 35% white modified polyester fiber.
Described strip fine hair cortex is to mix fusion by the white bamboo carbon powder of high-purity of mass ratio 4% to 10% and PTT powder by mass ratio 90% to 96% to make, and makes fiber have moisture-absorbing moisture-keeping, fine hair exquisiteness, soft warm sense and negative oxygen ion and far infrared function preferably.
Described fiber radially degree of profile DR (%) is more than 40%, and has bigger specific fiber surface long-pending, and PTT and Bai Zhu carbon are fully exposed to the open air at fiber surface.
The PTT of described fibrocortex and the PET of sandwich layer all are the good fiber-grade polyesters of fusion compatibility, and fracture strength, the stretch modulus of this fiber are higher; Modulus of shearing, bending modulus are lower, and have anomalous mode amount performance.
Embodiment: a kind of modified polyester fiber with rigid inner layer and flexible outer layer of the present invention, at first by by the white bamboo carbon powder of mechanism (non-earth kiln is fired) high-purity nano level of mass ratio 4% to 10% and the fibre-grade PTT polyester powder of pressing mass ratio 90% to 96%, through high-speed mixer mix, vacuum drying; Double screw extruder melt extrudes makes the PTT functional agglomerate that contains white bamboo carbon; Then with conventional PET section of fibre-grade and PTT functional agglomerate vacuum drying, be the fiber sandwich layer by the fibre-grade routine PET of mass ratio 45% to 65%, with PTT functional agglomerate by mass ratio 35% to 55% be fibre fluff shape cortex; The two component composite spinning machine molten spinning of warp are made along vertical 3 to 6 the very thin gentle shape fine hair cortexes of dashing forward that distribute of fiber, radially degree of profile DR (%) is the modified polyester fiber with rigid inner layer and flexible outer layer more than 40%, PTT and Bai Zhu carbon are fully exposed to the open air at fiber surface, give full play to the performance of PTT and the function of Bai Zhu carbon.
Qualities such as the outward appearance of fabric or dress ornament, feel, style, gloss, feature depend primarily on the structure and the performance of fiber.Described a kind of modified polyester fiber with rigid inner layer and flexible outer layer has following outstanding advantage, because the sandwich layer of this fiber is the high PET material of intensity height, modulus, its lining of making, dress ornament DIMENSIONAL STABILITY be good, muscles and bones, wrinkle resistant, well-pressed, attractive in appearance is arranged.Again because the cortex of this fiber is that modulus is low, the PTT that contains white bamboo charcoal of soft, moisture absorption damping, antibacterial and deodorizing, health care is along fiber 3 to 6 the very thin gentle prominent shape cortex fine hair that vertically distribute.PTT and Bai Zhu carbon and PET combination and this fibre structure, realized their mutual supplement with each other's advantages and got excellent benefit bad.Fracture strength, the stretch modulus of fiber are higher; Modulus of shearing, bending modulus are lower; Fiber surface moisture-absorbing moisture-keeping, soft warm sense, fine hair exquisiteness; Because the longitudinal groove of fiber, moisture transported permeable is good, no aurora.A kind of modified polyester fiber with rigid inner layer and flexible outer layer that combination property is very outstanding.
Its lining dress ornament fine hair exquisiteness of making, soft warm sense, the soft elegance of gloss; Lead wet, ventilative, comfortable; Dyeability is good; High-grade textile product with conditioning, environmental protection, health care.
Claims (6)
1. modified polyester fiber with rigid inner layer and flexible outer layer is characterized in that: this fiber is the fiber sandwich layer by intensity height, PET that modulus is high, is along the fiber very thin gentle prominent strip fine hair cortex of 3-6 bar that vertically distributes by low, the soft PTT that contains the white bamboo charcoal of mechanism of modulus and makes.
2. modified polyester fiber with rigid inner layer and flexible outer layer according to claim 1 is characterized in that described fiber sandwich layer is made composite construction by the PET and the strip fine hair cortex of mass ratio 45% to 65% to 55% PTT that contains the white bamboo charcoal of nanoscale mechanism by mass ratio 35% white modified polyester fiber.
3. modified polyester fiber with rigid inner layer and flexible outer layer according to claim 1 and 2, it is characterized in that described strip fine hair cortex is to mix fusion by the white bamboo carbon powder of high-purity of mass ratio 4% to 10% and PTT powder by mass ratio 90% to 96% to make, and make fiber have moisture-absorbing moisture-keeping, fine hair exquisiteness, soft warm sense and negative oxygen ion and far infrared function preferably.
4. modified polyester fiber with rigid inner layer and flexible outer layer according to claim 1 and 2, it is characterized in that described fiber radially degree of profile DR (%) be more than 40%, and have bigger specific fiber surface long-pending, PTT and Bai Zhu carbon are fully exposed to the open air at fiber surface.
5. modified polyester fiber with rigid inner layer and flexible outer layer according to claim 3, it is characterized in that described fiber radially degree of profile DR (%) be more than 40%, and have bigger specific fiber surface long-pending, PTT and Bai Zhu carbon are fully exposed to the open air at fiber surface.
6. modified polyester fiber with rigid inner layer and flexible outer layer according to claim 1 and 2 is characterized in that the PTT of described fibrocortex and the PET of sandwich layer all are the good fiber-grade polyesters of fusion compatibility, and fracture strength, the stretch modulus of this fiber are higher; Modulus of shearing, bending modulus are lower, and have anomalous mode amount performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101810309A CN101851813B (en) | 2010-05-24 | 2010-05-24 | Modified polyester fiber with rigid inner layer and flexible outer layer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101810309A CN101851813B (en) | 2010-05-24 | 2010-05-24 | Modified polyester fiber with rigid inner layer and flexible outer layer |
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| CN101851813A true CN101851813A (en) | 2010-10-06 |
| CN101851813B CN101851813B (en) | 2012-08-22 |
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| CN2010101810309A Active CN101851813B (en) | 2010-05-24 | 2010-05-24 | Modified polyester fiber with rigid inner layer and flexible outer layer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290567A (en) * | 2013-05-09 | 2013-09-11 | 江苏金茂化纤股份有限公司 | One-step composite blended fiber yarn spinning method |
| WO2014149202A1 (en) * | 2013-03-15 | 2014-09-25 | Clopay Plastic Products Company, Inc. | Polymeric materials providing improved infrared emissivity |
| CN106192068A (en) * | 2015-01-07 | 2016-12-07 | 华楙生技股份有限公司 | High-performance plant carbon fibre structure |
| CN116590804A (en) * | 2023-07-17 | 2023-08-15 | 江苏新视界先进功能纤维创新中心有限公司 | Profiled fiber with multistage wicking structure and application of profiled fiber to geotextile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1693547A (en) * | 2005-04-27 | 2005-11-09 | 天津工业大学 | Functional fiber and its manufacturing method |
| CN1789330A (en) * | 2005-12-31 | 2006-06-21 | 中国纺织科学研究院 | Polyester composition and its uses |
| US20070128404A1 (en) * | 2005-12-06 | 2007-06-07 | Invista North America S.Ar.L. | Hexalobal cross-section filaments with three major lobes and three minor lobes |
| CN101046006A (en) * | 2007-04-13 | 2007-10-03 | 浙江理工大学 | Functional polyester filament and its production process |
-
2010
- 2010-05-24 CN CN2010101810309A patent/CN101851813B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1693547A (en) * | 2005-04-27 | 2005-11-09 | 天津工业大学 | Functional fiber and its manufacturing method |
| US20070128404A1 (en) * | 2005-12-06 | 2007-06-07 | Invista North America S.Ar.L. | Hexalobal cross-section filaments with three major lobes and three minor lobes |
| CN1789330A (en) * | 2005-12-31 | 2006-06-21 | 中国纺织科学研究院 | Polyester composition and its uses |
| CN101046006A (en) * | 2007-04-13 | 2007-10-03 | 浙江理工大学 | Functional polyester filament and its production process |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014149202A1 (en) * | 2013-03-15 | 2014-09-25 | Clopay Plastic Products Company, Inc. | Polymeric materials providing improved infrared emissivity |
| CN105164323A (en) * | 2013-03-15 | 2015-12-16 | 克洛佩塑料产品公司 | Polymeric materials providing improved infrared emissivity |
| CN105164323B (en) * | 2013-03-15 | 2018-01-12 | 克洛佩塑料产品公司 | The polymeric material of improved infrared emittance is provided |
| CN103290567A (en) * | 2013-05-09 | 2013-09-11 | 江苏金茂化纤股份有限公司 | One-step composite blended fiber yarn spinning method |
| CN106192068A (en) * | 2015-01-07 | 2016-12-07 | 华楙生技股份有限公司 | High-performance plant carbon fibre structure |
| CN116590804A (en) * | 2023-07-17 | 2023-08-15 | 江苏新视界先进功能纤维创新中心有限公司 | Profiled fiber with multistage wicking structure and application of profiled fiber to geotextile |
| CN116590804B (en) * | 2023-07-17 | 2024-03-22 | 江苏新视界先进功能纤维创新中心有限公司 | Profiled fiber with multistage wicking structure and application of profiled fiber to geotextile |
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| Publication number | Publication date |
|---|---|
| CN101851813B (en) | 2012-08-22 |
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Free format text: FORMER OWNER: RONGSHENG PETROCHEMICAL CO., LTD. Effective date: 20120626 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20120626 Address after: Yinong Town, Xiaoshan District Red Yang Road Hangzhou City, Zhejiang province 311247 No. 98 Applicant after: Rongsheng Petrochemical Co., Ltd. Address before: Yinong Town, Xiaoshan District Red Yang Road Hangzhou City, Zhejiang province 311247 No. 98 Applicant before: Rongsheng Petrochemical Co., Ltd. Co-applicant before: Rongsheng Petrochemical Co., Ltd. |
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Effective date of registration: 20190131 Address after: 312030 Jiangbin Road, Coastal Industrial Zone, Keqiao District, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Juxing Chemical Fiber Co., Ltd. Address before: 311247 Hongyang Road, Yunong Town, Xiaoshan District, Hangzhou, Zhejiang, 98 Patentee before: Rongsheng Petrochemical Co., Ltd. |
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| TR01 | Transfer of patent right |