CN102953186A - Ultra high molecular weight polyethylene fiber dyeing device and method - Google Patents
Ultra high molecular weight polyethylene fiber dyeing device and method Download PDFInfo
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- CN102953186A CN102953186A CN2012103678224A CN201210367822A CN102953186A CN 102953186 A CN102953186 A CN 102953186A CN 2012103678224 A CN2012103678224 A CN 2012103678224A CN 201210367822 A CN201210367822 A CN 201210367822A CN 102953186 A CN102953186 A CN 102953186A
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Abstract
The invention provides a dyeing device and particularly relates to an ultra high molecular weight polyethylene fiber dyeing device and a method. The device comprises an untreated fiber bobbin spindle and a treated fiber bobbin spindle; the untreated fiber bobbin spindle is wound by an ultra high molecular weight polyethylene fiber yarn; and the ultra high molecular weight polyethylene fiber yarn sequentially enters a feeding tension roller, a feeding three-axis friction processor and an output tension roller, and is wound with the treated fiber bobbin spindle. Surface treatment and double-temperature carrier drying treatment are carried out. The ultra high molecular weight polyethylene fiber dyeing device and the method disclosed by the invention have a compact structure and improve the concentration gradient of a dye inside and outside the fiber, accelerate the dyeing of the dye and have the plasticization effect; and a macromolecular chain of a non-sizing region is easier to move so that the dyeing temperature is reduced and the adsorption amount of a fiber surface is improved.
Description
Technical field
The present invention is a kind of dyeing apparatus, particularly a kind of superhigh molecular weight polyethylene fibers dyeing apparatus and method thereof.
Background technology
Molecular weight becomes ultra-high molecular weight polyethylene at the polyethylene more than 1,000,000 in the prior art, the ultra high molecular polyethylene fiber that is made by gel or gel spinning method has higher intensity, modulus, rigidity, its unit mass intensity is 15 times of steel wire, be higher than aramid fiber, the density of fiber is 0.96g/cm
3, can bubble through the water column, energy absorption is good, can be used for making high strength hawser, shellproof, anti-cutting articles for use, is widely used in the fields such as military affairs, guard, space flight, naval vessel hawser.
Because it is regular, symmetrical that ultra-high molecular weight polyethylene has molecular structure, nonpolar chain structure and extended-chain configuration, the features such as chemical inertness, hydrophobic and surface crystallinity are high extremely are difficult for superhigh molecular weight polyethylene fibers and other materials react, and dyestuff can not be painted with fiber-reactive; Simultaneously, the ultimate-use (limiting service) temperature of this fibrid is 100-130 ℃, and its strength and modulus reduces with the rising of processing temperature, and 150 ℃ can melt, DISPERSE DYES high-temperature pressure dyeing technique is unsuitable for the dyeing of this fiber, has weakened its high-intensity performance that has as functional fiber.Therefore, the dyeing of the superhigh molecular weight polyethylene fibers difficult problem that becomes international.
Aichi, Japan industrial technology research institute fibre technology center, three rivers and the great achievement chamber of commerce develop jointly out a kind of colouring method of ultra-high molecular weight polyethylene, namely use on organic solvent soluble dye and the ethanol medium and dye superhigh molecular weight polyethylene fibers.Although the method has solved superhigh molecular weight polyethylene fibers colouring problem, production application is subject to great restriction, can't carry out suitability for industrialized production.
Chinese patent 201210081172.7, a kind of production method of ultra-high molecular weight polyethylene colored fibers is disclosed, it is characterized in that: at first dried superhigh molecular weight polyethylene fibers is put into the high pressure dyeing cabin and also sealed, then the carbon dioxide in the carbon dioxide storage tank is pressurized to also aneroid supercriticality of non-pneumatic, then by pump the carbon dioxide under the supercriticality is squeezed in the dyestuff groove, make the Co 2 supercritical fluid dissolving dye, then deliver in the high pressure dyeing cabin and contact with superhigh molecular weight polyethylene fibers, dye to superhigh molecular weight polyethylene fibers, superhigh molecular weight polyethylene fibers after the dyeing surpasses doubly hot drawing-off again, rolling, warehouse-in, described carbon dioxide enters separator with remaining dyestuff to be separated, and collects respectively reuse.This structure dyeing effect is unoutstanding, and colouring method is relatively loaded down with trivial details simultaneously.
Summary of the invention
The present invention solves the deficiencies in the prior art, compact conformation, on the basis of dispersion dyeing, adopt the carrier dyeing method, under to superhigh molecular weight polyethylene fibers surface-treated prerequisite, superhigh molecular weight polyethylene fibers dyeing apparatus and the method thereof of using the less DISPERSE DYES of molecular structure under lower temperature, to dye fiber.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of superhigh molecular weight polyethylene fibers dyeing apparatus, comprise untreatment fiber bobbin spindle and process rear fiber bobbin spindle, be wound with the superhigh molecular weight polyethylene fibers yarn on the described untreatment fiber bobbin spindle, described superhigh molecular weight polyethylene fibers yarn enters successively behind feeding jockey pulley, feeding three-axis friction processor and the output jockey pulley and with the rear fiber bobbin spindle of processing and twines mutually.
A kind of superhigh molecular weight polyethylene fibers colouring method, carry out according to the following steps:
(1), surface treatment:
Adopt the method for high speed machine friction that superhigh molecular weight polyethylene fibers is carried out surface treatment, superhigh molecular weight polyethylene fibers is entered feeding three-axis friction processor, the friction rotating speed of feeding three-axis friction processor is 8000～12000 rev/mins, the fraction time of feeding three-axis friction processor is 0.1～0.2 second, spacing with superhigh molecular weight polyethylene fibers in the feeding three-axis friction processor is 1.5～2.5mm, feeding three-axis friction processor is unfavorable for that with the superhigh molecular weight polyethylene fibers surface high density crystallizing layer of dye diffusion evenly peels off, simultaneously the superhigh molecular weight polyethylene fibers surface is produced etching, the degree of depth of etching is 2um～5um approximately, the area of etching accounts for 80%～90% of fiber surface area, to increase superhigh molecular weight polyethylene fibers dyeing contact area, for follow-up dyeing creates favorable conditions, the tension force of feeding jockey pulley is controlled at 100g～250g, and the tension force of output jockey pulley is 6g～90g approximately;
(2), dyeing carrier configuration:
With methyl naphthalene system and o-phenyl phenol be dyeing carrier 9:1 is fully emulsified in water in proportion, the dyeing carrier total amount is 10g/L, the emulsification rotating speed is controlled to be 2000r/min, the time of normal temperature emulsification is 10～15min, until emulsion presents light blueness;
(3), two temperature carrier dyeings:
Getting the dispersant NN0 of 1g/L and paregal O respectively as dyeing dispersant and levelling agent, is 5～6 with the first acid for adjusting pH value, gets the emulsion 1.5g/L that configures in the step (2), adds water again, makes dye bath ratio maintain 1:30, forms the mixing dye liquor; To mix dye liquor and the superhigh molecular weight polyethylene fibers cheese is put into yarn package dyeing machine, begin the dyeing that heats up, and elevate the temperature to 95 ℃ with 2 ℃/minute heating rates, and be incubated 15 minutes; Elevate the temperature to 125 ℃ with 2 ℃/minute heating rate again, be incubated 30 minutes; Rate of temperature fall with 2.5 ℃/minute is down to room temperature, takes out the superhigh molecular weight polyethylene fibers cheese again, washes, and the time of washing is 15min, then dries 2h in 90 ℃ air dry oven.
The superhigh molecular weight polyethylene fibers yarn is drawn from the sub-spindle of the fibre tube that is untreated, be introduced into the feeding jockey pulley, then be fed to the three-axis friction processor and carry out the fiber surface friction treatment, deliver to the rear silvalin bobbin spindle of processing by the output jockey pulley again and be wound into shape.By regulating the speed difference between feeding jockey pulley and the output jockey pulley, can satisfy the required machine tensions of different size superhigh molecular weight polyethylene fibers; Control superhigh molecular weight polyethylene fibers surface-treated intensity by the friction rotating speed of regulating the three-axis friction processor.
The first step is to adopt the method for high speed machine friction that superhigh molecular weight polyethylene fibers is carried out surface treatment, the high density crystallizing layer that fiber surface is unfavorable for dye diffusion is evenly peeled off, simultaneously fiber surface is produced slight etching, increased fiber dyeing contact area is for follow-up dyeing creates favorable conditions.Second step is in adopting, low temperature carrier dyeing method dyes, select middle low form DISPERSE DYES, adopt the mixture of methyl naphthalene system and o-phenyl phenol class as dyeing carrier, add again an amount of dispersant and levelling agent, adopt specific dyeing temperature control method, the superhigh molecular weight polyethylene fibers cheese is dyeed.Because after adding suitable carrier in the dye liquor, carrier molecule is less, diffusion rate is higher than dye molecule, and carrier at first is combined with fiber; Therefore the solubility of dye molecule in carrier is higher than water, is adsorbed in the fiber surface carrier layer dye strength higher than the concentration in the dye bath, has improved the concentration gradient of dyestuff inside and outside fiber, accelerates to dye on the dyestuff.In addition, carrier also has plasticization to fiber, and it is movable that the macromolecular chain of amorphous region is more prone to, and reduced dyeing temperature, improved the adsorbance of fiber surface.
Therefore, a kind of superhigh molecular weight polyethylene fibers dyeing apparatus provided by the invention and method thereof, compact conformation, improved the concentration gradient of dyestuff inside and outside fiber, accelerate to dye on the dyestuff, have plasticization, it is movable that the macromolecular chain of amorphous region is more prone to, reduce dyeing temperature, improved the adsorbance of fiber surface.
Description of drawings
Fig. 1 is structural representation of the present invention.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, a kind of superhigh molecular weight polyethylene fibers dyeing apparatus, comprise untreatment fiber bobbin spindle 1 and process rear fiber bobbin spindle 2, be wound with superhigh molecular weight polyethylene fibers yarn 3 on the described untreatment fiber bobbin spindle 1, described superhigh molecular weight polyethylene fibers yarn 3 enters successively to feed behind jockey pulley 4, feeding three-axis friction processor 5 and the output jockey pulley 6 and with the rear fiber bobbin spindle 2 of processing and twines mutually.
A kind of superhigh molecular weight polyethylene fibers colouring method, carry out according to the following steps:
(1), surface treatment:
Adopt the method for high speed machine friction that superhigh molecular weight polyethylene fibers is carried out surface treatment, superhigh molecular weight polyethylene fibers is entered feeding three-axis friction processor 5, the friction rotating speed of feeding three-axis friction processor 5 is 8000 rev/mins, the fraction time of feeding three-axis friction processor 5 is 0.1 second, spacing with superhigh molecular weight polyethylene fibers in the feeding three-axis friction processor 5 is 1.5mm, feeding three-axis friction processor 5 is unfavorable for that with the superhigh molecular weight polyethylene fibers surface high density crystallizing layer of dye diffusion evenly peels off, simultaneously the superhigh molecular weight polyethylene fibers surface is produced etching, the degree of depth of etching is 2um approximately, the area of etching accounts for 80% of fiber surface area, to increase superhigh molecular weight polyethylene fibers dyeing contact area, for follow-up dyeing creates favorable conditions, the tension force of feeding jockey pulley is controlled at 100g, and the tension force of output jockey pulley is 6g approximately;
(2), dyeing carrier configuration:
With methyl naphthalene system and o-phenyl phenol be dyeing carrier 9:1 is fully emulsified in water in proportion, the dyeing carrier total amount is 10g/L, the emulsification rotating speed is controlled to be 2000r/min, the time of normal temperature emulsification is 10min, until emulsion presents light blueness;
(3), two temperature carrier dyeings:
Getting the dispersant NN0 of 1g/L and paregal O respectively as dyeing dispersant and levelling agent, is 5 with the first acid for adjusting pH value, gets the emulsion 1.5g/L that configures in the step (2), adds water again, makes dye bath ratio maintain 1:30, forms the mixing dye liquor; To mix dye liquor and the superhigh molecular weight polyethylene fibers cheese is put into yarn package dyeing machine, begin the dyeing that heats up, and elevate the temperature to 95 ℃ with 2 ℃/minute heating rates, and be incubated 15 minutes; Elevate the temperature to 125 ℃ with 2 ℃/minute heating rate again, be incubated 30 minutes; Rate of temperature fall with 2.5 ℃/minute is down to room temperature, takes out the superhigh molecular weight polyethylene fibers cheese again, washes, and the time of washing is 15min, then dries 2h in 90 ℃ air dry oven.
Embodiment 2: a kind of superhigh molecular weight polyethylene fibers colouring method, carry out according to the following steps:
(1), surface treatment:
Adopt the method for high speed machine friction that superhigh molecular weight polyethylene fibers is carried out surface treatment, superhigh molecular weight polyethylene fibers is entered feeding three-axis friction processor 5, the friction rotating speed of feeding three-axis friction processor 5 is 10000 rev/mins, the fraction time of feeding three-axis friction processor 5 is 0.15 second, spacing with superhigh molecular weight polyethylene fibers in the feeding three-axis friction processor 5 is 2mm, feeding three-axis friction processor 5 is unfavorable for that with the superhigh molecular weight polyethylene fibers surface high density crystallizing layer of dye diffusion evenly peels off, simultaneously the superhigh molecular weight polyethylene fibers surface is produced etching, the degree of depth of etching is 4um approximately, the area of etching accounts for 85% of fiber surface area, to increase superhigh molecular weight polyethylene fibers dyeing contact area, for follow-up dyeing creates favorable conditions, the tension force of feeding jockey pulley is controlled at 150g, and the tension force of output jockey pulley is 50g approximately;
(2), dyeing carrier configuration:
With methyl naphthalene system and o-phenyl phenol be dyeing carrier 9:1 is fully emulsified in water in proportion, the dyeing carrier total amount is 10g/L, the emulsification rotating speed is controlled to be 2000r/min, the time of normal temperature emulsification is 12min, until emulsion presents light blueness;
(3), two temperature carrier dyeings:
Getting the dispersant NN0 of 1g/L and paregal O respectively as dyeing dispersant and levelling agent, is 5.5 with the first acid for adjusting pH value, gets the emulsion 1.5g/L that configures in the step (2), adds water again, makes dye bath ratio maintain 1:30, forms the mixing dye liquor; To mix dye liquor and the superhigh molecular weight polyethylene fibers cheese is put into yarn package dyeing machine, begin the dyeing that heats up, and elevate the temperature to 95 ℃ with 2 ℃/minute heating rates, and be incubated 15 minutes; Elevate the temperature to 125 ℃ with 2 ℃/minute heating rate again, be incubated 30 minutes; Rate of temperature fall with 2.5 ℃/minute is down to room temperature, takes out the superhigh molecular weight polyethylene fibers cheese again, washes, and the time of washing is 15min, then dries 2h in 90 ℃ air dry oven.
Embodiment 3: a kind of superhigh molecular weight polyethylene fibers colouring method, carry out according to the following steps:
(1), surface treatment:
Adopt the method for high speed machine friction that superhigh molecular weight polyethylene fibers is carried out surface treatment, superhigh molecular weight polyethylene fibers is entered feeding three-axis friction processor 5, the friction rotating speed of feeding three-axis friction processor 5 is 12000 rev/mins, the fraction time of feeding three-axis friction processor 5 is 0.2 second, spacing with superhigh molecular weight polyethylene fibers in the feeding three-axis friction processor 5 is 2.5mm, feeding three-axis friction processor 5 is unfavorable for that with the superhigh molecular weight polyethylene fibers surface high density crystallizing layer of dye diffusion evenly peels off, simultaneously the superhigh molecular weight polyethylene fibers surface is produced etching, the degree of depth of etching is 5um approximately, the area of etching accounts for 90% of fiber surface area, to increase superhigh molecular weight polyethylene fibers dyeing contact area, for follow-up dyeing creates favorable conditions, the tension force of feeding jockey pulley is controlled at 250g, and the tension force of output jockey pulley is 90g approximately;
(2), dyeing carrier configuration:
With methyl naphthalene system and o-phenyl phenol be dyeing carrier 9:1 is fully emulsified in water in proportion, the dyeing carrier total amount is 10g/L, the emulsification rotating speed is controlled to be 2000r/min, the time of normal temperature emulsification is 15min, until emulsion presents light blueness;
(3), two temperature carrier dyeings:
Getting the dispersant NN0 of 1g/L and paregal O respectively as dyeing dispersant and levelling agent, is 6 with the first acid for adjusting pH value, gets the emulsion 1.5g/L that configures in the step (2), adds water again, makes dye bath ratio maintain 1:30, forms the mixing dye liquor; To mix dye liquor and the superhigh molecular weight polyethylene fibers cheese is put into yarn package dyeing machine, begin the dyeing that heats up, and elevate the temperature to 95 ℃ with 2 ℃/minute heating rates, and be incubated 15 minutes; Elevate the temperature to 125 ℃ with 2 ℃/minute heating rate again, be incubated 30 minutes; Rate of temperature fall with 2.5 ℃/minute is down to room temperature, takes out the superhigh molecular weight polyethylene fibers cheese again, washes, and the time of washing is 15min, then dries 2h in 90 ℃ air dry oven.
Claims (2)
1. superhigh molecular weight polyethylene fibers dyeing apparatus, it is characterized in that: comprise untreatment fiber bobbin spindle (1) and process rear fiber bobbin spindle (2), be wound with superhigh molecular weight polyethylene fibers yarn (3) on the described untreatment fiber bobbin spindle (1), described superhigh molecular weight polyethylene fibers yarn (3) enters successively to feed behind jockey pulley (4), feeding three-axis friction processor (5) and the output jockey pulley (6) and with the rear fiber bobbin spindle (2) of processing and twines mutually.
2. a kind of superhigh molecular weight polyethylene fibers colouring method according to claim 1 is characterized in that carrying out according to the following steps:
(1), surface treatment:
Adopt the method for high speed machine friction that superhigh molecular weight polyethylene fibers is carried out surface treatment, superhigh molecular weight polyethylene fibers is entered feeding three-axis friction processor (5), the friction rotating speed of feeding three-axis friction processor (5) is 8000～12000 rev/mins, the fraction time of feeding three-axis friction processor (5) is 0.1～0.2 second, spacing with superhigh molecular weight polyethylene fibers in the feeding three-axis friction processor (5) is 1.5～2.5mm, feeding three-axis friction processor (5) is unfavorable for that with the superhigh molecular weight polyethylene fibers surface high density crystallizing layer of dye diffusion evenly peels off, simultaneously the superhigh molecular weight polyethylene fibers surface is produced etching, the degree of depth of etching is 2um～5um approximately, the area of etching accounts for 80%～90% of fiber surface area, to increase superhigh molecular weight polyethylene fibers dyeing contact area, for follow-up dyeing creates favorable conditions, the tension force of feeding jockey pulley is controlled at 100g～250g, and the tension force of output jockey pulley is 6g～90g approximately;
(2), dyeing carrier configuration:
With methyl naphthalene system and o-phenyl phenol be dyeing carrier 9:1 is fully emulsified in water in proportion, the dyeing carrier total amount is 10g/L, the emulsification rotating speed is controlled to be 2000r/min, the time of normal temperature emulsification is 10～15min, until emulsion presents light blueness;
(3), two temperature carrier dyeings:
Getting the dispersant NN0 of 1g/L and paregal O respectively as dyeing dispersant and levelling agent, is 5～6 with the first acid for adjusting pH value, gets the emulsion 1.5g/L that configures in the step (2), adds water again, makes dye bath ratio maintain 1:30, forms the mixing dye liquor; To mix dye liquor and the superhigh molecular weight polyethylene fibers cheese is put into yarn package dyeing machine, begin the dyeing that heats up, and elevate the temperature to 95 ℃ with 2 ℃/minute heating rates, and be incubated 15 minutes; Elevate the temperature to 125 ℃ with 2 ℃/minute heating rate again, be incubated 30 minutes; Rate of temperature fall with 2.5 ℃/minute is down to room temperature, takes out the superhigh molecular weight polyethylene fibers cheese again, washes, and the time of washing is 15min, then dries 2h in 90 ℃ air dry oven.
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Cited By (3)
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| CN103422195A (en) * | 2013-08-08 | 2013-12-04 | 黑龙江金源仑特种纤维有限公司 | Preparation method of colored ultrahigh molecular weight polyethylene fiber |
| CN106702773A (en) * | 2016-12-01 | 2017-05-24 | 西南大学 | Method for dyeing wool fabric with gardenin |
| CN111155334A (en) * | 2020-01-11 | 2020-05-15 | 长江纺织（浙江）有限公司 | Dyeing process of spandex/terylene/denim composite high-strength covered yarn |
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Effective date of registration: 20181217 Address after: 311245 Shanbei Village, Guali Town, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Xiangsheng New Materials Co., Ltd. Address before: 311245 Shanbei Village, Dangshan Town Industrial Park, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Xiangsheng High Strength Fiber Material Inc. |
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