TWM404228U - Supercritical dyeing device, polypropylene fiber bundles and woven fabrics having dye - Google Patents

Description

M404228 V. New description: [New technical field] [0001] This work is about a dyeing device and fiber bundles and fabrics with dyes, especially for a medium made of supercritical fluid as a dye. Supercritical dyeing device for dye-permeating fibers and polypropylene fiber bundles and fabrics with dyes. [Prior Art]

[0002] Polypropylene fiber and fabric have the advantages of simple process, light specific gravity, low water absorption, excellent chemical resistance, antistatic property and antifouling property, and good hand feeling and low cost; however, polypropylene fiber The crystallinity is high and the hydrophilicity is low, so the affinity with the dye and the chemical auxiliary is not good, the dyeing is difficult, and the color fastness of dyeing is also low. [0003] Since polypropylene fibers are not easily dyed, even if they have a good hand and various characteristics suitable for clothing, when printing polypropylene fabrics, they are mainly dyed and dyed, and are mainly dyed as, for example, carpets. Lower fabrics are required for processing. [0004] In order to fully utilize the advantages of polypropylene fibers and increase the competitiveness of polypropylene fibers, polypropylene fibers have the ability to adsorb dye monomers via oxidation or grafting methods; Or add additives to the fiber process to enhance the dyeing power of the polypropylene fiber. [0005] However, the improvement of dyeability by modified polypropylene fiber, in addition to poor friction fastness, will also cause retardation, the dyeing effect is not ideal; and the additive method is not easy to control except during the spinning process. In addition to the quality of polypropylene fiber, it is easy to have insufficient glare and darkening. It is difficult to ask Form No. A0101 Page 3 of 14 M404228, and it is easy to cause environmental problems, and it is not effective to improve the practicality of polypropylene fiber. And competitive. [New content] [0006] In view of the above-mentioned problems, one of the aims of the present invention is to provide a supercritical dyeing device and a fiber bundle and a fabric with dyes to solve the problem that polypropylene fibers are not easily colored and lead to polypropylene fibers. Low competitiveness and limited application. [0007] According to the purpose of the present invention, a supercritical dyeing device is proposed, which is suitable for

A lot of things are dyed. This + loses the sentence. Today's P list is 铋 铋 湳 湳 个 个 个 个 个 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 曰 wt wt wt wt wt wt wt wt wt wt wt wt wt wt wt wt wt wt wt , _ · — Each fiber bundle contains a plurality of high pressure gas cylinders, a cooling device, a dye container, a high pressure dad, and -3⁄4

The dyeing device comprises a pressure motor, the f-watt has at least one gas, the cooling device is connected to the high-pressure gas cylinder, the high gas cylinder releases the gas into the cooling device, and the cooling device comprises at least a cooling water motor for reducing the temperature of the gas, so that the dyeing device Gas g fluid. The solvent bottle contains at least one dye solvent. The bottle and cooling device " r rt'~ / connection to drive the dye solvent. The dye container is coupled to a high pressure motor and the dye container has at least one dye that drives the dye solvent and supercritical fluid through the dye container to dissolve a portion of the dye. The high pressure dad is connected to the dye container and the fabric is placed. The controller is connected to a high-pressure motor and an autoclave. The controller controls the solvent, supercritical fluid, and dye to enter the high-pressure dad, so that the dye covers the surface of the fabric, fiber bundles, and fibers, and the supercritical fluid causes the dye to enter the interior of the fiber. [0008] wherein the autoclave is further provided with a temperature detector for confirming the temperature of the high pressure dad, and the high pressure motor has a pressure gauge for confirming the pressure of the high pressure motor form number A0101, page 4 of 14 M404228. [0009] wherein, the exterior of the autoclave is further provided with a heating and heat insulating device, the heating and the heat insulating device are connected to the controller, and the controller controls the heating and the heat insulating device to heat the high pressure crucible according to the temperature of the temperature detector, so that the dye is super The critical fluid is the medium that enters the interior of the fiber. [0010] wherein, the gas system in the high pressure gas cylinder is carbon dioxide, the fiber is unmodified polypropylene fiber, and the dye is a long-chain alkyl azo dye.

[0011] According to the purpose of the present invention, a dye-containing polypropylene fiber bundle is further provided, which comprises a fiber bundle and a dye, the fiber bundle comprising a plurality of fibers, and the dye is disposed on the surface and inside of each fiber. [0012] wherein each fiber is an unmodified polypropylene fiber, and the dye is a long-chain alkyl azo dye.

[0013] According to the purpose of the present invention, a polypropylene fabric having a dye comprising a fabric body and a dye is further proposed. The fabric body comprises a plurality of fiber bundles cyclically interwoven in a regular array, and each fiber bundle has a plurality of fibers, respectively. The dye is applied to the surface of the fabric body and the fiber bundle as well as to the inside of each fiber. [0014] wherein each fiber is an unmodified polypropylene fiber, and the dye is a long-chain alkyl azo dye. [0015] According to the above, the supercritical dyeing device and the dyed fiber bundle and fabric can have one or more of the following advantages: (1) the supercritical dyeing device and the fiber with dye Bundles and fabrics, by using a carbon dioxide supercritical fluid as a medium, the long-chain alkyl azo dye is introduced into the polypropylene fiber in Form No. A0101, page 5 of 14 The dyeability of the fiber is improved under the condition that the polypropylene fiber is not modified, and the dyeing fastness of the polypropylene fiber is increased, and the quality of the fiber is stable, and the color and color depth are good. (2) The supercritical dyeing device and the fiber bundle and fabric with dye can further improve the utilization of the fine denier polypropylene fiber by improving the dyeing fastness of the polypropylene fiber, so that the polypropylene fiber can be adapted to The characteristics of clothing and increase competitiveness. [Embodiment] Hereinafter, reference will be made to the related drawings, and the embodiments of the fabric and the fabric are denoted by the same symbols.

The same is true for the fiber bundles of the base materials. [0018] Please refer to Fig. 1, which is a cross-sectional view of the dyed fiber bundle of the present invention. In the figure, the fiber bundle 1 comprises a plurality of fibers 10, the surface of the fiber bundle 1, the fibers 1 〇, and the fibers lkr & id. Among them, the fiber ίο is a long-chain alkyl azo dye of polypropylene fiber, · gas 1 I i ' ·.,». j-νκ material. '...U.::'

[0020] Please refer to FIG. 2, which is a schematic view of the dyed fabric of the present invention. The fabric body 101 is formed by interlacing a plurality of fibers 10, and the surface of the fabric body 101 is coated with a dye 20. Please refer to Figure 3, which is a schematic diagram of the supercritical dyeing device of the present invention. In the figure, the supercritical dyeing apparatus 3 includes a high pressure gas cylinder 31, a cooling device 32, a high pressure motor 33, a solvent bottle 34, a dye container 35, a high pressure dad 36, a heating and heat insulating device 37, and a controller 38. The high pressure gas cylinder 31 is filled with dioxide. Form No. A0101 Page 6 of 14 j The 'cooling unit 32 includes a cooling water motor 321 which is connected to the high pressure motor 33. 10, 331, the granule bottle 34 is filled with a solvent and the dye container is filled with (4) m, the heating and heat insulating device 37 is coated on the outside of the high pressure dad (10), and the temperature detector 371 is connected to the pressure dad 37. For the long-bonded azo dyes [_] Μ when the fabric body 101 is placed in a high-pressure fine medium and high pressure gas cylinder (four) out of the carbon monoxide, through the cooling device ^ by the cooling water motor cut the temperature to below (TC 'The carbon dioxide is liquefied into a carbon dioxide fluid, the carbonized carbon fluid and the solvent are pressurized by the high-pressure motor 33, and the dye container 35 containing the dye 20 is dissolved to dissolve a part of the dye 2〇, and is carried into the autoclave% to the fabric body 101. The dyeing is performed by heating and insulating the apparatus 37 to control the pressure of the autoclave 36 and the pressure of the motor 33, and measuring the temperature and pressure of the supercritical dyeing apparatus 3 by the pressure gauge 33 i and the temperature detector 371. The implementation of the injection 'at room temperature τ injection of cerium oxide, the temperature rises, the rate of increase is slightly lower than the rate of temperature rise, until the supercritical dyeing device 3 reaches the dyeing conditions as a whole, the controller 38 is turned on, the controller 38 is Magnetic control The movement of the plug, the piston circulates up and down, squeezes the carbon dioxide fluid, and allows the supercritical carbon dioxide fluid to flow. The dyeing condition in this embodiment is the dyeing pressure of 4000 psi, and the dyeing temperature is U, but not limited thereto because When dyeing, the flow of the fluid can make the fabric body 1〇1 dye to achieve a leveling effect, and the fabric body 1〇1 has a tension-free taste in the autoclave 36. The temperature is held while circulating, waiting for the dyeing time to end, to segment Pressure relief, five-stage gradual pressure release (800 psi each time), and then dyeing 〇 [0023] dyed fabric as shown in Figure 2, the surface of the fabric body 1 〇 1 has a dyed form number A0101 page 7 of 14 M404228 material 20, and the cross section of the fiber bundle 1 of the dyed fabric body 101 is as shown in Fig. 1, and the dye 20 is uniformly distributed on the surface and inside of each fiber 20. In this embodiment, each of the fiber bundles 1 is a bundle of unmodified polypropylene fibers of fine denier, and the dye 20 is a long-chain alkyl azo dye, and the dye 20 is dyed by dye molecules and fibers. Intramolecular van der Waals force attached to each fiber 10 And interlaced into the gap, and through the high pressure, the carbon dioxide supercritical fluid is used as the medium of the dye 20, and the dye 20 enters each of the fibers 10 to form the dye and fiber east cross-sectional structure as shown in Fig. 1, thereby increasing the dyeing. Fastness. Volume [0025] Since the fine denier polypropylene fiber has not been modified, it is very stable in the process or quality of the fiber. The internal system is combined with the dye by the high pressure to make the carbon dioxide super non-use additive. Therefore, the coloring effect of dyeing is also good. The polypropylene fiber can be fully applied to the clothing or dyeing order by the structure of the dyed fiber bundle and the fabric of the fabric. Not limited to ^ Zheng Sex. Anything that has not left this, 'i: the spirit and scope of creation, and the modification or change of its effect

It should be included in the scope of the patent application attached. BRIEF DESCRIPTION OF THE DRAWINGS [0027] Fig. 1 is a cross-sectional view of a dyed fiber bundle of the present invention; Fig. 2 is a schematic view of a dyed fabric of the present invention; and Fig. 3 is a super Schematic diagram of the critical dyeing device. [Main component symbol description] [0028] 1 : Fiber bundle form number A0101 Page 8 of 14 M404228 ίο : Fiber 101 : Fabric body 20 : Dye 3 : Supercritical dyeing device 31 : High pressure gas cylinder 32 : Cooling device 321 : Cooling water motor

33: High-pressure motor 331 : Pressure gauge 3 4 : Solvent bottle 35 : Dye container 36 : High-pressure dad 37 : Heating and heat insulating device 371 : Temperature detector 38 : Controller Form No. A0101 Page 9 of 14

Claims (1)

M404228 VI. Patent application scope: 1. A supercritical dyeing device suitable for fabric dyeing, the fabric comprising a plurality of fiber bundles of the array parent, and each of the fiber bundles respectively comprising a plurality of fibers respectively. The device comprises: a high pressure gas cylinder having at least one gas; a cooling device 'connecting to the high pressure gas cylinder, the high pressure gas cylinder releasing the gas into the cooling device, and the cooling device comprising at least one cooling water motor' For reducing the temperature of the gas, liquefying the gas into a supercritical fluid-solvent bottle, comprising at least one dye solvent; a high-pressure motor' is dragged with the solvent to drive the dye solvent and the supercritical fluid s , nine - mouth v. K - Zhu Yu Gu Yi ' is connected to the still pressure motor, and the dye container has at least one dye 'the high pressure motor drives the dye to dissolve 1 and: the supercritical fluid flows through the a dye container to dissolve a portion of the dye; a high pressure crucible, which is detached from the dye container, and a 4 必 必 必 i i i i 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 一The controller is connected to the high-voltage motor, and the controller controls, 5 » 〆 〆 ».*, *·, the solvent, the supercritical fluid, the green dyed Siam into the autoclave, The dye is applied to the fabric's respective fiber bundles and the surface of each of the fibers, and the supercritical fluid causes the dye to enter the interior of each of the fibers. The supercritical dyeing apparatus according to claim 1, wherein the high pressure dad further has a temperature detector for confirming the temperature of the autoclave. The supercritical dyeing apparatus of claim 1, wherein the high pressure motor further has a pressure gauge for confirming the pressure of the high pressure motor. For example, the supercritical dyeing device described in claim 2, wherein the high 099222081 form number A0101 page 10 / total 14 pages 0992068329-0 M404228 Ψ 10 11 12 The outside of the autoclave is further provided with a heating and heat insulating device connected to the controller, and the controller controls the heating and heat insulating device to heat the autoclave according to the temperature of the temperature detector, thereby The dye enters the interior of each of the fibers by the supercritical fluid. The supercritical dyeing apparatus of claim 1, wherein the gas system is carbon dioxide. The supercritical dyeing device of claim 1, wherein each of the fibers is an unmodified polypropylene fiber. The supercritical dyeing apparatus of claim 1, wherein the dye is a long-chain alkyl azo dye. A dyed polypropylene fiber bundle comprising: a fiber bundle comprising a plurality of fibers; and a dye coated on a surface of each of the fibers, wherein the dye is provided by each of the supercritical fluids The inner portion of the fiber is a polypropylene fiber bundle having a dye as described in claim 8 wherein each of the fibers is an unmodified polypropylene fiber g. 'A polypropylene fiber bundle with a dye as described in claim 8 of the patent application, wherein the dye is a long-chain alkyl azo-zinc-, as described in Section 8 of the application for a special city. The supercritical flow system is formed by carbon dioxide. '' , , 099222081 A dyed polypropylene fabric comprising: a fabric body comprising a regular array of cyclic interlaces and each of the fiber bundles having a plurality of fibers; and a dye 'based on the surface of the fabric body The segment boundary fluid is disposed inside each of the fibers. As shown in the patent application, the dye-containing poly form number A010] page 11 / 14 pages a plurality of fiber bundles and the dye is made of super-acrylic fabric, wherein 0992068329-0 13 MW4228 14 . Each of the fibers is an unmodified polypropylene fiber. A polypropylene fabric having a dye according to claim 12, wherein the dye is a long-chain alkyl azo dye. The trans-q (four) fabric of claim 12, wherein the supercritical fluid system is formed by carbon dioxide. 099222081 Form nickname Α 0101 Page 12 of 14 0992068329-0