TWI248489B - Method for producing thermoplastic artificial leather - Google Patents

Abstract

A method for producing a thermoplastic artificial leather comprises preparing a raw material by mixing a thermoplastic polymer material and a coloring agent; using an extruder and the rollers of a calender to prepare a film material from the raw material; setting the metal rollers at a rotation travel of 1 to 89 degrees to form a uniform thickness and slightly reduced temperature for the sheet material; using a cooling system of the metal rollers to reduce the temperature of the sheet material to a desired value; laminating the sheet material on a base cloth loaded on a connection roller to produce an artificial leather with an insufficient peeling strength and an excellent softness. After a surface treatment, the produced artificial leather has a desired surface and excellent wear resistance.

Description

1248489 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) According to the present invention, an artificial leather having a peel strength of a film sheet is used [the earliest drying and then peeling weaving cloth or a non-woven wet coagulation layer, 'after drying The above-mentioned method of solidification is not only a matter of course, and the technique of the thermoplastic polymerization is related to the method of manufacturing, and the method of manufacturing the artificial fabric, or the method of the method of extruding the cloth, and sometimes Developed a method for the field of urethanes] A person who has a thermoplastic infiltration and stagnation with a jujube. The method of making artificial leather, which refers to the technology of the base fabric, so that it does not have softening, uniform thickness, and the surface of the high-grade leather is in the release paper, which is coated with a hot-drying solidification layer. The layered structure of the solvent is formed by reshaping the surface of the type of paper by the so-called plasticity method, as described in the patent of the Japanese Patent Publication No. 20-200-62. A large number of methods for making polyamines easy to develop "thermoplastic as raw materials" by woven or non-woven fabrics (1 more environmentally friendly man-made defects still need to be improved: 1) its thermoplastic polyamine based on the runner (15) And the embossing wheel ((11) 3 ) forms a dry process in which the liquid process is coated with an organic solvent; followed by a solution of a ruthenium molecular compound, and a porous thermoplastic resin having a high content of a resin solution containing a colorant Deterioration of the environment and the phenomenon of condensation and peeling. Bulletin for the manufacture of thioformic acid (TPU) No. 442392 "High-strength, or the bismuth polyurethane (T p υ) shown in the second figure, calender (12 And synchronized with a film (1 4 ) to make it _ 'but the inventors found that there is still a tantalum ester (TPU) through the extruder and the vertical flow or the mirror wheel) (1 6 )

1248489 V. Inventive Note (2) _ At the _ place, the runner (15) will convey the weaving, and after two rounds (15) (1:T; no Γ:13), the basic structure of artificial leather, However, the control ^ composition, in particular, the thermoplastic polyamine methyl group m has a great problem at room temperature, it is impossible to maintain 4: acid (τ: υ) vertical flow rate will be uneven And after two rounds of j::, molding: the thickness of the film will affect the flow ripple, making two:: a warm, heavy to high-quality, imitation artificial leather; t leather thickness and surface It is impossible to reach 2. Because the thermoplastic polyurethane (τρυ) is made of ancient, woven or non-woven fabric, it forms a film, so 埶α, 回/皿i mouth (TPU) and “saturated” Cloth X di-plastic polyurethane vinegar (in woven or non-woven fabrics, after A fine servant's woven or non-woven fabrics will have a hard structure, the hard part of today's artificial leather has a constant hardness, ❿ helmet Charging:, the two-shaped 'to the human body, the use of leather is greatly affected by the 'soft suit' attached to 3 · the thermoplastic polyamine The acid ester is not strong, easy to hydrolyze, and has poor extensibility. The finished product has a urethane (TPU) with low viscosity. The bubble is not particularly hot. The plasticity is less than a j-j. The method of plasticity polyamine-based, "," leather has the above-mentioned shortcomings, and the inventor of the present invention has made two aspects of artificial man-made research, and after continuous conception and research, it is the raw material and molding to solve the present problem at the same time. The problem of the manufacture of artificial leather. The present invention has been developed. [Invention] The artificial leather of the present invention does not have sufficient peel strength, and has a right peeling force, a valley, a soft, and a uniform thickness.

Reward

Page 6 1248489 V. Description of invention (3), the appeal of the surface of high-quality texture. In order to achieve the above ash, μ &# + I clothing, specifically specify the following colorant composition a • Prepare the film material: the mixture of thermoplastic polymer material 'after mixing, the film is released through the extrusion mechanism ;

b. film formation. The film is guided to the gold guide of the calender. The metal guide wheel 1~8 9 degrees of rotation ρ <> 'B B, the thin metal guide ... even sentence distribution, and slightly The cooling temperature needs to be within the temperature; "the cold part of the system makes the diaphragm cool down in its *c· affixed: its diaphragm is cooled and "unsatisfied" infiltrates into the base fabric of the connecting wheel, After the pressure, a soft and good quality artificial leather product is obtained, so that the reviewing committee can further understand the specific structural features and other purposes of the present invention, and the detailed description is as follows: [Embodiment] Please refer to the third figure. The invention is mainly manufactured as follows: a. preparing a film material, a compound composed of a thermoplastic polymer material and a coloring agent, and after mixing, a high-temperature film (2 〇) is produced through an extrusion mechanism, and the thermoplastic polymerization is performed. The material may be a plastic polyurethane elastomer resin (τρ dilute butadiene rubber (sbr), or a plastic polyurethane elastomer, a sebs, or a plastic polyurethane elastomer (ΤΡΙΟ + thermoplastic rubber (TPR), or plasticity). Polyamide_elastomer resin TPU) + synthetic rubber (EPDM). As for the coloring agent, it can be made of color masterbatch or toner. This raw material is changed mainly to improve the physical properties of the thermoplastic polyurethane elastomer resin (τρυ). (2 0) cooling down

1248489

V. Invention description (4) After forming the porous material, the surface texture is very good, and the abrasion resistance is excellent: the film material can be added with a foaming agent to strengthen the second nature after molding. Film formation: the film (20) is guided to the metal guide wheel (3 1 ) of the calender (3 〇), and the introduction position is controlled by the metal guide wheel (3 1 ) 1 to 89 degrees of rotation stroke (3 1 In the range of 0), the metal guide wheel (3 1 ) is continuously rotated, and the transfer wheel (3 2 ) which is delivered to the contact point with the runner (3 2 ) may be a metal wheel or a soft rubber wheel, and the end view material thereof However, as shown in the fourth figure, the metal guide wheel (3 1 ) has a rotation stroke (3 1 〇) of 1 to 89 degrees defined as: 0 degrees to the joint of the runner (3 2 ), to the metal The top end of the guide wheel (3 1 ) is 90 degrees. By the setting of the rotation stroke of the metal guide wheel (3 1 ), the diaphragm (20) is uniformly distributed in thickness and slightly cooled, and the cooling system of the metal guide wheel (3 1 ) (3 1 1 ) The diaphragm (20) is cooled to be controlled at a desired temperature, and the cooling system (3 1 1) directly reaches the constant temperature control diaphragm by inputting cooling water from the axis of the metal guide wheel (3 1 ) (2) 0) The temperature, of course, can also be achieved by numerically controlling the flow rate of the cooling water, or by controlling the temperature of the water to reach the temperature of the control diaphragm (20); C. laminating: attaching the cooling film (20) The third picture of the woven or non-woven base fabric (40) conveyed at a constant speed of the runner (32) is vertically attached by a metal guide wheel (31) and a runner (32) disposed at the same horizontal plane. Cooperative industry, while the fifth and sixth plans are non-vertical bonding with metal guide wheels (3 1 ) and runners (3 2) that are not in the same horizontal plane. As shown in Figure 7, these fits Cooling diaphragm (20) pressure

1248489

V. Description of the invention (5) The base fabric (4 diaphragms (2 0 will be "saturated" base fabric (40 still has a very good soft suit D · surface, or embossing treatment, constructed in this special heat exchange Performance, the wheel (1) soft material), the wheel (the different points of the operation. Please refer to) the flow to the gold to make the rotation stroke 'only need to control the rotation stroke. In addition, the value control, the movement stroke (3 〇), two Then there is still the required degree of bonding, but because of the non-usual high temperature, it is relatively low temperature, so it penetrates into the base fabric (40), but is in an "unsaturated" infiltration), so the present invention After cooling, the base cloth (4 〇) is flexible, so that it can be attached under the matching film (2 〇), and the surface of the diaphragm (2 〇) is better controlled at low temperature: it can The metal guide wheel (3 turns) is mirror-finished so that the contact surface of the diaphragm (2 〇) will be the desired surface for the artificial leather. The composition of materials, that is, the use of the invention, etc., with the use of a very β-seeking, the same track m ρ must have a recovery, the texture is better than the metal guide wheel (3 = can be achieved, so by changing the metal (; Material, can not be regarded as changing the actual technology of the present invention. The request is to charge the film (20 (3 1 〇 ^ position can be adjusted after the left and right displacement, the diaphragm (2 〇Ί tf shrink or Amplifying 'in other words = 〇) the vertical flow in the range of metal guide wheel (3丄) 卜89 =) is the invention. It is also possible to control the high temperature diaphragm (2 〇) via metal. The number of revolutions is 10), so that the 导ί metal guide wheel (31) turns t, and reaches the set temperature of 1248489.

In addition, please refer to the metal guide wheel (31 controlled by the control of the extruder, etc. can be greatly in the following description 1 · the film 3 1 of the invention), by which the degree of influence of the flow is reduced to the most control diaphragm (2 〇 ) 1 1) After the temperature control is controlled, the thickness of the leather and the surface of the film are up to 2. Due to the film ( ), the softness of the combination after cooling is still required between the lines, so that it can be greatly increased. , or high-grade gloves, or π / I I I) turn the head angle to increase the 'can be piece (2 a medium low, and thickness, only through the diaphragm (to the product 2 0) a "not, but the film Incorporating the artificial bureau-level cap invention, greatly improving the artificial leather's creation stroke (3 1 degree adjustment, or the implementation of the invention to the present invention 0) by extrusion film formation, through the metal guide evenly under the film formation two rounds (3 2 0) It is not possible to infiltrate the artificial and artificial imitations with a relatively low saturation. However, it is possible to fix the diaphragm in the range of use of the leather (0 0). Enter the machine and lead the diaphragm wheel (3, and 1) (with corrugated skin The temperature is pressed against the base fabric (increasing the base surface in the low range, the temple product (20) is set, which can be turned into a 0-step: into the metal guide (20) 1) the rotary cooling system 3 2) is generated to make the market demand In the base cloth (40) in the cloth (40 temperature is also good, for example, the high-level can be used to borrow the vertical flow, the wheel (by the vertical (3 points artificial 0 0 0, which) in the control footwear 3 · The invention adds thermoplastic polyamine phthalate (TPU) to stilbene-butene rubber (SBR), or stupid ethylene (SEBS), or thermoplastic rubber (TPR), or elastomer (EPDM). In addition, it can improve the physical properties of the diaphragm (2 〇) and overcome the shortcomings of the pure thermoplastic polyamine phthalate (TPU), and make it a porous material, and the surface texture is extremely good.

Page 10 1248489 V. INSTRUCTIONS (7) Excellent anti-friction properties. In summary, the core technology of the present invention is based on the special film-forming and laminating process, which is used in the manufacture of artificial leather. There are some shortcomings in breaking through the reforming function. It is a highly inventive's novelty and progressiveness, which should meet the requirements of the invention patent application. However, the above description is only for the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the equal changes and modifications made by the patent application of the present invention should still belong to the present invention. Within the scope of the invention 1248489 Brief description of the diagram [Simple description of the diagram] The diagram part: The first diagram · The first diagram of the announcement No. 442392. Second figure: It is an implementation diagram of Japanese Patent 2000 - 6 2 1 2 5 . Third: A schematic view of the manufacturing of the present invention in a horizontal plane. Fourth figure: A partially enlarged schematic view of a metal guide wheel of the present invention. Fig. 5 and Fig. 6 are schematic views showing the manufacture of the present invention in a non-horizontal surface. Fig. 7 is a schematic cross-sectional view of the artificial leather of the present invention. Fig. 8 is a schematic view showing the action of the position change of the drooping diaphragm of the present invention. Figure 9 is a schematic view of the present invention using an extruder to control the position of the drooping diaphragm. Part number: (1 1) Extruder (13) Weaving (1 5) Runner (2 0) Diaphragm (31) Metal guide wheel (3 1 1) Cooling system (40) Base cloth (1 2 Calender (1 4 ) film (1 6 ) embossing wheel ( 30 ) calender (3 1 0 ) rotation stroke (3 2 ) runner

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Claims (1)

1248489 VI. Patent application scope 1. A method for preparing thermoplastic artificial leather, which comprises: a: preparing a film material, a compound composed of a thermoplastic polymer material and a coloring agent: after mixing, through an extrusion mechanism Membrane; now, the diaphragm is guided to the metal guide wheel of the calender, and is rotated by a rotation path of the two Jr wheels, and is conveyed to the contact with the runner by the rotation of the metal guide wheel. The stroke setting makes the diaphragm have a thickness of 22 knives and a slight temperature drop, and at the same time, the film is cooled by the cooling system of the metal guide wheel to control the temperature at the required temperature; L-fit and film bonding On the base fabric of the connecting wheel, the bonding method is to press the base fabric with a cooling film to combine the two into artificial leather. 2. The method for producing a thermoplastic artificial leather according to claim 1, wherein a foaming agent is added to a process for preparing the film material. 3. The method for producing a thermoplastic artificial leather according to the first aspect of the patent application, wherein the artificial leather produced by the invention has a porous material. 4. The method for producing thermoplastic artificial leather according to claim 1 of the patent application, wherein the film forming process guides the film to the metal guide wheel of the calender. The introduction position is controlled at a rotation speed of 1 to 8 degrees. Within the scope. 5. The method of claim 1, wherein the cooling system is configured to control the temperature of the diaphragm by inputting cold water to the axis of the metal guide wheel. l Leather making system 6 · The thermoplastic % flow rate mentioned in item 5 of the patent scope is used to achieve the method 'The cooling system is controlled by numerically controlling the cooling water to control the temperature of the diaphragm 7 · As claimed in the patent scope 1 of the thermoplastic leather made of leather Page 13 χ248489 /,, the scope of the patent application Law 1 base: for; cloth composition. The method of preparing the thermoplastic artificial leather of the first item, which is carried out after the χ % % % of the thermoplastic artificial leather described in item 1 of the present invention. Processing program. The method of manufacturing, t apply for the thermoplastic artificial leather garment according to item 9 of the patent scope to the surface of the surface. The metal guide wheel is mirror-finished. The method for treating the surface of the thermoplastic artificial leather described in Item No. 9 of the D. Table is to emboss the metal guide wheel. System, such as the thermoplastic artificial leather garment / metal guide wheel according to the scope of claim 1 of the patent application, the temperature of the diaphragm is set by the numerical value of the rotational speed. The method, the heat (TPU), 4, the thermoplastic polymer material of the thermoplastic artificial leather described in the first paragraph of the patent application is a plastic polyurethane elastomer resin, stupid ethylene-butene rubber (SBR). Process, (TPU)] Process, (TPU)] Process, (TPU) The thermoplastic polymer material is composed of a plastic polyurethane elastomer resin, SEBS. 5. The thermoplastic polymer material of the thermoplastic artificial leather according to claim 1 is composed of a plastic polyurethane elastomer resin thermoplastic rubber (TPR). 6. The thermoplastic polymer material of the thermoplastic artificial leather according to claim 1 is composed of a plastic polyurethane resin and an elastomer (EPDM). 7 · The thermoplastic artificial leather as described in claim 1 of the patent application, as described in claim 1 of the patented scope, the material of the thermoplastic artificial leather 44*, /,,,,,,,,,,,,,,,,,,,,,,, 1248489 Sixth, the patent application scope method, the coloring agent is composed of color masterbatch. 1 8 The method for producing a thermoplastic artificial leather according to claim 1, wherein the coloring agent is composed of a toner. 1 9 · The method for producing thermoplastic artificial leather according to item 1 of the patent application is a metal guide wheel and a runner set in the same horizontal plane for vertical bonding. 2 0. The method for producing thermoplastic artificial leather according to item 1 of the patent application is to carry out non-vertical bonding work by metal guide wheels and runners which are not arranged in the same horizontal plane. Page 15