CN100402715C - Functional fiber and its manufacturing method - Google Patents
Functional fiber and its manufacturing method Download PDFInfo
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- CN100402715C CN100402715C CNB2005100133663A CN200510013366A CN100402715C CN 100402715 C CN100402715 C CN 100402715C CN B2005100133663 A CNB2005100133663 A CN B2005100133663A CN 200510013366 A CN200510013366 A CN 200510013366A CN 100402715 C CN100402715 C CN 100402715C
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Abstract
The present invention relates to a functional fiber and a manufacturing method thereof. The functional fiber is in a skin-core structure, and the weight ratio of skin to a core is 3: 7 to 7: 3. skin layer materials has a recipe of 91.6 to 97.9 wt% of skin layer polymer, 2 to 8 wt% of far infrared powder materials and 0.1 to 0.4 wt% of a coupling agent, wherein the skin layer polymer is one of PTT, PBT, PA-6 and PET with the fusion index of 25 to 50PP, and the coupling agent is one of gamma-glycidol oxygen propyl trimethoxy silane, gamma-methyl propylene acyl oxygen trimethoxy silane, N-beta-(amido ethyl)-gamma amido propyl trimethoxy silane and gamma-amido propyl triethoxy silane. The core layer materials has a recipe of 88 to 99 wt% of core layer polymer and 1 to 12 wt% of flavors, wherein the core layer polymer is one of PE, PP and PET whose the melting point is from 150 to 200 DEG C. The emission rate of far infrared rays of the functional fiber of the present invention is from 81 to 86%, and the functional fiber has strong aromatic smells, and is a functional fiber with the function of combined health protection.
Description
Technical field
The present invention relates to chemical fibre and manufacture method technology thereof, be specially a kind of functional fibre and manufacture method technology thereof that has aromatic odor and far infrared health care effect simultaneously, IPC Main classification number plan is Int.Cl
7D01F 2/08.
Background technology
Far IR fibre and fragrant fiber all are the functional fibers that human body is had certain health-care function.This has all been carried out big quantity research both at home and abroad.For the existing a large amount of patent documentations reports of far IR fibre, for example, introduced for Japanese patent laid-open 1-24837 number and in polymer, to have added the method that the far infrared powder prepares far IR fibre; Disclose for Chinese patent CN1081475 number and in synthetic fiber material, added the technology that far-infared ceramic powder is made far infrared health care type synthetic fiber; The preparation method that Chinese patent CN also discloses a kind of far-infrared ceramic chemical fibre No. 1095118.For fragrant fiber many patent documentation reports are arranged also, for example, U.S. Pat P 5206080 has reported that a kind of cortex is PET, and sandwich layer is 0.1～5% essential oil and paraffin and modified paraffin mixture of polymers fragrant fiber; U.S. Pat P4713291 has then reported the compound fragrant fiber of a kind of core-skin.Be characterized in comprising a cortex and the core with hollow space in the mode cross section of fiber, a kind of component wherein is that the boiling point under normal pressure is higher than 150 ℃ aromatic spice.This spices adds with 0.1 to 10% amount and is scattered in the thermoplastic polymer that constitutes core.Core layer polymer polyethylene, cortex polymer are PET.Thereby having spelt out a kind of extractive matter of essential oil or fragrant plant and herbal medicine that adopts in patent stimulates sense of smell to treat a kind of new treatment of special mental disease---" aromatotherapy ".Fiber in the above-mentioned patent or only have far-infrared functional, or only have aromatic function, act on single.Chinese patent CN1123349A has reported long acting antibiotic, body-building, aromatic fiber manufacturing method of fabrics.The employing fiber textile is a base-material, and with hydrophilic finishing agent, anti-bacteria health finishing agent, health care essence finishing agent are main raw material, make through methods such as special process modification, grafting.Because this kind method adopts the technology of back arrangement, microencapsulated flavor etc. come off because of washing waits easily, thereby the stability of its fragrance function and persistence are relatively poor.In the scope known to the applicant, do not see the bibliographical information of the functional fibre that has far infrared health care effect and aromatic odor simultaneously as yet.
Summary of the invention
At the deficiencies in the prior art, the technical problem that quasi-solution of the present invention is determined is a kind of functional fibre of design and manufacture method technology thereof, this functional fibre has complex function emitting far-infrared simultaneously and that distribute aromatic odor, it is a kind of functional fibre with comprehensive health-care effect, and far-infrared functional and aromatic function are not disturbed mutually, coordinate mutually, bring into play health-care function jointly.
The technical scheme that the present invention solves described technical problem is: design a kind of functional fibre, this functional fibre has skin-core structure, and the core-skin weight ratio is 3: 7-7: 3; The percentage by weight prescription of described functional fibre cortex material is: cortex polymer 91.6-97.9%, far infrared powder 2-8%, coupling agent 0.1-0.4%; Described cortex polymer is that PTT, PBT, PA-6, PET, melt index are a kind of among the PP of 25-50; Described coupling agent is γ-glycidoxypropyltrimewasxysilane, γ monomethyl acryloxy trimethoxy silane, N-β-(amino-ethyl)-γ TSL 8330, a kind of in the γ-An Jibingjisanyiyangjiguiwan; The percentage by weight prescription of described functional fibre core layer material is: core layer polymer 78-93.9%, spices 5.1-12%, bulking agent 1-10%, described core layer polymer are that PE, PP, fusing point are a kind of among 150～165 ℃ the PET; Described bulking agent is one or both in EVA, PEG, the paraffin.
The manufacture method of functional fibre of the present invention is undertaken by functional fibre prescription of the present invention and following technology:
(1) manufacturing function fiber sheath layered material: after in described ratio cortex polymer, far infrared powder and coupling agent evenly being mixed, under 180-270 ℃ of temperature, extrude through twin-screw, granulation obtains described functional fibre cortex material;
(2) manufacturing function fibre core layered material: after in described ratio core layer polymer, spices evenly being mixed, under 150-179 ℃ of temperature, extrude through twin-screw, granulation obtains described functional fibre core layer material;
(3) make the core-skin compound silk: functional fibre cortex material and core layer material with above-mentioned (1), (2) step gained by described core-skin weight ratio, spin out undrawn yarn with core-skin composite spinning silk machine; Again with undrawn yarn under 65-95 ℃ of temperature, stretching 2-4 doubly cuts off then, can obtain described functional fibre.
Functional fibre of the present invention is owing to adopted core-sheath composite structure, functional materials far infrared powder and fragrant material to be blended in the cortex and the sandwich layer of fiber respectively, so this fiber can be simultaneously emitting far-infrared and fragrant.It both can absorb body surface and environment's heat and change into far infrared to human body radiation, can improve the blood of human body circulation, particularly microcirculation, promote skin cell metabolism and certain bacteriostasis is arranged, distribute aromatic odor simultaneously in addition, the medical care effect that " aromatotherapy " arranged is a kind of functional fibre or multifunctional fibre with comprehensive health-care effect.The far infrared materials design of functional fibre of the present invention is convenient to contact skin and illumination at the cortex of fiber, helps its performance health-care function; And aromatic designs the sandwich layer in fiber, both has been convenient to preserve, and helps the slowly-releasing of spices, and then improves the time that functional fibre keeps fragrance, can avoid again that art methods is not water-fast washes and influence problem such as fabric feeling.After measured, the far infrared emissivity of functional fibre of the present invention is 81-86%, and has very strong aromatic odor.
The specific embodiment
A kind of fragrant fiber of the present invention's design, this functional fibre has skin-core structure, and the core-skin weight ratio is 3: 7-7: 3; The percentage by weight prescription of described functional fibre cortex material is: cortex polymer 91.6-97.9%, far infrared powder 2-8%, coupling agent 0.1-0.4%; Described cortex polymer is that PTT, PBT, PA-6, melt index are a kind of among the PP of 25-50; Described coupling agent is γ-glycidoxypropyltrimewasxysilane, γ monomethyl acryloxy trimethoxy silane, N-β-(amino-ethyl)-γ TSL 8330, a kind of in the γ-An Jibingjisanyiyangjiguiwan; The percentage by weight prescription of described functional fibre core layer material is: core layer polymer 88-99%, spices 1-12%; Described core layer polymer is a kind of in PE, PP, the low-melting point polyester (150～200 ℃ of fusing points).
The cortex polymer that uses in the cortex material of the present invention is following fibre-forming polymer: polytrimethylene terephthalate (PTT), polybutylene terephthalate (PBT) (PBT), polycaprolactam (PA-6), polyethylene terephthalate (PET), melt index is a kind of in the polypropylene (PP) of 30-50, but preferred described PTT, PBT, PA-6, this mainly is because they have better dyeability.
The far infrared powder that adds in the fiber sheath layered material of the present invention is meant one or more in zirconium dioxide, iron oxide, magnesia, titanium dioxide, aluminium oxide, the zinc oxide etc.The average grain diameter of far infrared powder is 0.5-1.0 μ m.
The coupling agent that adds in the fiber sheath layered material of the present invention is γ-glycidoxypropyltrimewasxysilane, γ monomethyl acryloxy trimethoxy silane, N-β-(amino-ethyl)-γ TSL 8330, a kind of in the γ-An Jibingjisanyiyangjiguiwan.The reason of why selecting these coupling agents for use is because of they have the stronger compatibility of improving far infrared powder and fibre-forming polymer, and can improve spinning speed.
Core layer polymer of the present invention is a kind of in polyethylene (PE), polypropylene (PP), the low-melting point polyester (150～200 ℃ of fusing points).
The spices that uses in the fibre core layered material of the present invention is meant one or more of Ethyl vanillin, vanillic aldehyde, jasmone, lilial, jasmine element, heliotropin, rhodinol, fanesol, Rosa Damascana, lavender oil, jasminal, lemon oil, peppermint oil, clove leaf oil.But spices scope used in the present invention is not limited by above-mentioned spices.The flavour content design is at the 1-12% of core layer material weight.When its content was lower than 1%, aromatic odor was very low, and is functional not strong, is higher than the spinnability that then can influence fiber at 12% o'clock.
Consider the addition of sandwich layer spices, also be added with 1-10% solubilizer in the core layer material prescription of the present invention.Correspondingly, the percentage by weight prescription of described core layer material is adjusted into core layer polymer 78-98%, spices 1-12%, bulking agent 1-10%.Described bulking agent is one or both in ethene-vinyl acetate (EVA), polyethylene glycol (PEG), the paraffin.
Core-skin weight ratio of the present invention is 3: 7-7: 3; But the core-skin ratio is 4: 6-6: 4 is even more ideal.Cortex ratio as fruit fiber is excessive, and the flavour content of fiber sandwich layer will be lower, and fragrance is not obvious; Otherwise, too small as the cortex ratio of fruit fiber, though help the increase of fiber fragrance, can influence the performance of fiber far infrared, therefore require core-skin layer weight ratio to be controlled in the described proportion.
The manufacture method of functional fibre of the present invention is to be undertaken by following technology:
1. make the fiber sheath layered material: after accounting for the full and uniform mixing of described coupling agent of described far infrared powder, 0.1-0.4% of described polymer, the 2-8% of fibrocortex compound weight 91.6-97.9% respectively, under 180-270 ℃ of temperature, extrude through twin-screw, granulation obtains described fiber sheath layered material;
2. make the fibre core layered material: with accounting for the described polymer of the 88-99% of compound weight, the described spices of 1-12% respectively, extrude through twin-screw under 150-250 ℃ of temperature, granulation obtains gained fibre core layered material; When design in the core layer material has solubilizer, also join in the compound in described ratio in the lump.
3. make the core-skin compound silk: with the fiber sheath layered material and the fibre core layered material of above-mentioned 1,2 step gained, by 3: 7-7: 3 particularly 4: 6-6: 4 core-skin weight ratio, spin out undrawn yarn with core-skin composite spinning silk machine, again with undrawn yarn under 65-95 ℃ of temperature, stretching 2-4 doubly can obtain described functional fibre.
Can produce functional fibre of the present invention according to functional fibre prescription of the present invention and manufacture method.After measured, the emissivity of its far infrared can reach 81-86% (under 100 ℃), and is soft, and has very strong aromatic odor.
Below provide several specific embodiment of the present invention:
Embodiment 1:
Get 97.9 parts of dried polyethylene terephthalate (percentage by weight, down together), 2 parts of alumina powders, 0.1 part of γ one glycidoxypropyltrimewasxysilane after fully mixing, is extruded granulation through twin-screw under 270 ℃.Produce the fiber sheath layered material; Get 84 parts of polyethylene, 4 parts in paraffin, Ethyl vanillin account for 12 parts, after fully mixing, extrude granulation through twin-screw under 150 ℃.Produce the fibre core layered material; After gained core-skin material fully dried, spin out undrawn yarn with core-skin composite spinning silk machine by 7: 3 fiber core-skin weight ratios; Again with undrawn yarn under 95 ℃ of temperature, stretch 3 times, relaxation heat setting, cut-out then obtains described functional fibre.After measured, the far infrared emissivity of gained fiber is 82% (100 ℃).
Embodiment 2:
Get 92.6 parts of the polypropylene of melt index 50,4 parts of alumina powders, 3 parts of magnesia powders, 0.4 part of γ monomethyl acryloxy trimethoxy silane after fully mixing, is extruded granulation through twin-screw under 190 ℃.Produce the fiber sheath layered material; Get 87 parts of polypropylene (MI=25), 3 parts of ethene-vinyl acetates (EVA), vanillic aldehyde account for 10 parts, after fully mixing, extrude granulation through twin-screw under 180 ℃.Produce the fibre core layered material; After the core-skin material fully dried, be at core-skin composite spinning silk machine to spin out undrawn yarn at 6: 4 by skin, the core ratio of fiber; Again undrawn yarn is stretched 4 times under 65 ℃ of temperature, can obtain described functional fibre.After measured, the far infrared emissivity of gained fiber is 86% (100 ℃).
Embodiment 3:
Get 95.8 parts of polytrimethylene terephthalates (PTT), 2 parts of magnesia powders, 2 parts of zirconium dioxide powders, 0.2 part of N-β-(amino-ethyl)-γ TSL 8330 after fully mixing, extrudes granulation through twin-screw under 260 ℃.Produce the fiber sheath layered material; Get 85 parts of low-melting point polyesters (fusing point: 150 ℃), 5 parts of polyethylene glycol, 5 parts of ethene-vinyl acetates (EVA), 1 part of jasminal, 2 parts of jasmones, plain 3 parts of jasmine after fully mixing, is extruded granulation through twin-screw under 170 ℃.Produce the fibre core layered material; By skin, the core ratio of fiber is at core-skin composite spinning silk machine to spin out undrawn yarn at 5: 5; Carry out the fiber post processing by embodiment 2 then and obtain described functional fibre.After measured, the far infrared emissivity of gained fiber is 84% (100 ℃).
Embodiment 4:
Get 91.7 parts of dried polycaprolactams, 3 parts of alumina powders, 3 parts of zinc oxide powders, 2 parts of ferrous oxide powders, 0.3 part of γ-An Jibingjisanyiyangjiguiwan after fully mixing, is extruded granulation through twin-screw under 250 ℃.Produce the fiber sheath layered material; Get 88 parts of polyethylene, 5 parts in paraffin,, 3 parts of polyethylene glycol, 2 parts of lilials, 2 parts of fanesols are extruded through twin-screw under 250 ℃ after fully mixing, and granulation produces the fibre core layered material; After the core-skin material fully dried, be at core-skin composite spinning silk machine to spin out undrawn yarn at 4: 6, again undrawn yarn stretched 2 times under 90 ℃ of temperature, cut off then, can obtain described functional fibre by fiber sheath, core ratio.After measured, the far infrared emissivity of gained fiber is 86% (100 ℃).
Embodiment 5:
Get 96.65 parts of dried polybutylene terephthalate (PBT)s, 1 part of iron oxide powder, 1 part of titanium dioxide powder, 1 part of zirconia powder, 0.35 part of γ monomethyl acryloxy trimethoxy silane is after fully mixing, under 270 ℃, extrude granulation through twin-screw.Produce the fiber sheath layered material; Get 87 parts of low-melting point polyesters (fusing point: 200 ℃), 5 parts of ethene-vinyl acetates (EVA), 5 parts of heliotropins, 3 parts of rhodinols after fully mixing, are extruded granulation through twin-screw under 220 ℃.Produce the fibre core layered material; Carry out spinning by embodiment 1 then and post processing can obtain described functional fibre.After measured, the far infrared emissivity of gained fiber is 81% (100 ℃).
Embodiment 6:
Get 94.85 parts of the polypropylene of melt index 50,3 parts of alumina powders, 1 part of zinc oxide powder, 1 part of magnesia powder, 0.15 part of γ-An Jibingjisanyiyangjiguiwan after fully mixing, is extruded granulation through twin-screw under 190 ℃.Produce the fiber sheath layered material; Get 98 parts of polypropylene (MI=35), 1 part of polyethylene glycol, 1 part of clove leaf oil after fully mixing, extrudes granulation through twin-screw under 180 ℃.Produce the fibre core layered material; By skin, the core ratio of fiber is at core-skin composite spinning silk machine to spin out undrawn yarn at 3: 7; Carry out the fiber post processing by embodiment 2 then and can obtain described functional fibre.After measured, the far infrared emissivity of gained fiber is 83% (100 ℃).
Embodiment 7:
93.8 parts of polycaprolactams, 2 parts of alumina powders, 1 part of zinc oxide powder, 1 part of magnesia powder, 2 parts of zirconia powders, 0.2 part of N-β-(amino-ethyl)-γ TSL 8330 after fully mixing, extrudes granulation through twin-screw under 250 ℃.Produce the fiber sheath layered material; Get 93 parts of polypropylene (MI=40), 3 parts of polyethylene glycol, 2 parts in paraffin, 2 parts of lavender oils after fully mixing, are extruded granulation through twin-screw under 180 ℃.Produce the fibre core layered material; Carry out spinning by embodiment 3 then and post processing can obtain described functional fibre.After measured, the far infrared emissivity of gained fiber is 85% (100 ℃).
Claims (2)
1. functional fibre, this functional fibre has skin-core structure, and the core-skin weight ratio is 3: 7-7: 3; The percentage by weight prescription of described functional fibre cortex material is: cortex polymer 91.6-97.9%, far infrared powder 2-8%, coupling agent 0.1-0.4%; Described cortex polymer is that PTT, PBT, PA-6, PET, melt index are a kind of among the PP of 25-50; Described coupling agent is γ-glycidoxypropyltrimewasxysilane, γ monomethyl acryloxy trimethoxy silane, N-β-(amino-ethyl)-γ TSL 8330, a kind of in the γ-An Jibingjisanyiyangjiguiwan; The percentage by weight prescription of described functional fibre core layer material is: core layer polymer 78-93.9%, spices 5.1-12%, bulking agent 1-10%, described core layer polymer are that PE, PP, fusing point are a kind of among 150～165 ℃ the PET; Described bulking agent is one or both in EVA, PEG, the paraffin.
2. the manufacture method of a functional fibre, this manufacture method is carried out according to described functional fibre prescription of claim 1 and following technology:
(1) manufacturing function fiber sheath layered material: after in described ratio cortex polymer, far infrared powder and coupling agent evenly being mixed, under 180-270 ℃ of temperature, extrude through twin-screw, granulation obtains described functional fibre cortex material;
(2) manufacturing function fibre core layered material: after in described ratio core layer polymer, spices evenly being mixed, under 150-179 ℃ of temperature, extrude through twin-screw, granulation obtains described functional fibre core layer material;
(3) make the core-skin compound silk: functional fibre cortex material and core layer material with above-mentioned (1), (2) step gained by described core-skin weight ratio, spin out undrawn yarn with core-skin composite spinning silk machine; Again with undrawn yarn under 65-95 ℃ of temperature, stretching 2-4 doubly cuts off then, can obtain described functional fibre.
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| US5206080A (en) * | 1991-02-13 | 1993-04-27 | Tree Extracts Research Association | Fragrant non-hollow core-in-sheath type composite staple fiber and textile material containing same |
| JPH0657538A (en) * | 1992-08-11 | 1994-03-01 | Jiyumoku Chushutsu Seibun Riyou Gijutsu Kenkyu Kumiai | Aromatic conjugate short fiber having excellent sustained release |
| JPH06322612A (en) * | 1993-05-10 | 1994-11-22 | Kuraray Co Ltd | Sustained release sheath-core conjugate fiber |
| CN1388275A (en) * | 2002-07-17 | 2003-01-01 | 中国石油化工股份有限公司 | Far infrared magnetic fiber and its production process |
-
2005
- 2005-04-27 CN CNB2005100133663A patent/CN100402715C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4713291A (en) * | 1984-09-06 | 1987-12-15 | Mitsubishi Rayon Company Ltd. | Fragrant fiber |
| JPS61201013A (en) * | 1985-02-27 | 1986-09-05 | Mitsubishi Rayon Co Ltd | Hollow core-sheath type yarn |
| US5206080A (en) * | 1991-02-13 | 1993-04-27 | Tree Extracts Research Association | Fragrant non-hollow core-in-sheath type composite staple fiber and textile material containing same |
| JPH04263893A (en) * | 1991-02-20 | 1992-09-18 | Jiyumoku Chiyuushiyutsu Seibun Riyou Gijutsu Kenkyu Kumiai | Gradually releasable aromatic cushion material |
| JPH04263892A (en) * | 1991-02-20 | 1992-09-18 | Jiyumoku Chiyuushiyutsu Seibun Riyou Gijutsu Kenkyu Kumiai | Padding having aroma |
| JPH0657538A (en) * | 1992-08-11 | 1994-03-01 | Jiyumoku Chushutsu Seibun Riyou Gijutsu Kenkyu Kumiai | Aromatic conjugate short fiber having excellent sustained release |
| JPH06322612A (en) * | 1993-05-10 | 1994-11-22 | Kuraray Co Ltd | Sustained release sheath-core conjugate fiber |
| CN1388275A (en) * | 2002-07-17 | 2003-01-01 | 中国石油化工股份有限公司 | Far infrared magnetic fiber and its production process |
Non-Patent Citations (1)
| Title |
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| 功能性纤维的生产现状和发展趋势. 陈佩兰.针织工业，第5期. 2000 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1693547A (en) | 2005-11-09 |
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