TW201838811A - Manufacturing equipment of eco-friendly surface skin and substrate with no need of using an oven and adding no solvent and catalyst to produce synthetic leather with stable structure and high-temperature durability - Google Patents

Abstract

A manufacturing equipment of eco-friendly surface skin and substrate is disclosed, which utilizes a first pouring equipment to shape a surface skin; utilizing a second pouring equipment to shape a substrate before the surface skin has not yet completely reacted and still possessing adhesion; and finally, utilizing a reeling equipment to attach a base cloth onto the substrate to obtain a product. Thus, the surface skin may be naturally aged, so that there is no need of using an oven during the manufacturing and adding no solvent and catalyst, so as to produce synthetic leather with stable structure and high-temperature durability.

Description

Environmentally friendly dough and substrate manufacturing equipment

The present invention relates to a synthetic skin, and more particularly to an apparatus for manufacturing an environmentally-friendly dough and a substrate.

According to the conventional method for manufacturing artificial synthetic skin, it is necessary to first manufacture a substrate, which usually takes various raw materials and solvents into one or several dipping tanks, and guides the base fabric through the materials in the dipping tank. Impregnation, then introducing the base fabric into a water tank to gelatinize and solidify the surface thereof, and then drying it by using an electric drying device to form a synthetic leather substrate; and further manufacturing a skin or a film, and then using an adhesive to make the base The material and the skin are attached to each other.

However, conventionally, in the process of manufacturing artificial leather, there are the following disadvantages: one is that a solvent is added during the manufacturing process, thereby causing environmental pollution; and two: a catalyst is added during the manufacturing process to accelerate the reaction, thereby making the finished product The artificial leather is toxic, and its molecular weight is small, and it is not resistant to high temperature. Thirdly, the oven is used in the manufacturing process, thereby increasing the carbon dioxide emissions and increasing the carbon footprint. Therefore, after observing the above disadvantages, the inventor of the present invention believes that How to make a structurally stable synthetic skin is necessary, and the present invention is produced.

SUMMARY OF THE INVENTION The object of the present invention is to provide an environment-friendly dough and substrate manufacturing apparatus which can produce a structurally stable and high-temperature resistant synthetic skin without using an oven and without adding a solvent and a catalyst.

In order to achieve the above object, the method for manufacturing an environmentally-friendly dough and a substrate provided by the present invention comprises a preparation step of preparing a release paper and conveying the release paper in a predetermined direction; forming a dough step: preparing an isocyanate a salt polymer, a polyhydric alcohol, and a mixed reaction to form a first mixture, the first mixture containing N~2~15 wt%, and then applying the first mixture to the surface of the release paper to form a side skin Forming substrate step: preparing an NCO-containing isocyanate polymer and a foaming agent, followed by mixing to form a second mixture, and when the dough is not fully reacted and has viscosity, the second mixture Applying on the dough to form a substrate; completing the finished product step: when the substrate is not fully reacted and has viscosity, a base cloth is attached to the top surface of the substrate, and the base cloth and the base are The materials are completely integrated into one, and the finished product is completed.

In order to achieve the above object, the environment-friendly dough and substrate manufacturing apparatus provided by the present invention comprises: a conveying device for conveying a release paper in a predetermined direction; and a first pouring device having a plurality of a first material tank, wherein the first material tanks are respectively provided with a first material tank groove and a first material conveying port, and the first material feeding ports are respectively provided with a first mass flow meter, The first mass flow meter is electrically connected to a control device, and the control device monitors the first mass flow meters for controlling the output of the first feed port to a reaction tank, the reaction tank Is provided with a reaction inlet, a reaction space and a reaction outlet, the reaction inlet is connected to the feed ports, the reaction outlet is connected to a first shot mixing device, and the first shot mixing device is connected to an output a control unit; a second filling device placed above the conveying device; and a winding device connected to the conveying device.

The apparatus for manufacturing an environment-friendly dough and a substrate provided by the present invention controls the ratio of the isocyanate polymer, the polyol and the chain extender by using the control device, so that the first mixture contains NCO 2 to 15 wt. %, then, the NCO-containing isocyanate polymer, and the OH hydroxy compound or water are mixed into the second mixture, and coated on the dough to form the substrate, and finally the base cloth is attached to The top surface of the substrate is obtained to obtain the finished product, whereby the dough can be naturally matured, so that the oven can be manufactured without using an oven and without adding a solvent and a catalyst, thereby producing a structurally stable and high temperature resistant synthetic skin. .

Please refer to FIG. 1 and FIG. 2 , which are a block diagram and a schematic diagram of a device according to a preferred embodiment of the present invention. The method for manufacturing an environment-friendly dough and a substrate comprises the following steps:

Preparation step: preparing a release paper 11 and conveying the release paper 11 in a predetermined direction.

Molding dough step: preparing an isocyanate polymer, a polyhydric alcohol and a chain extender, and mixing to form a first mixture, the first mixture containing N~2~15 wt%, and then the first After the mixture is mixed with at least one shot, the first mixture is applied to the surface of the release paper 11 at a temperature of 50 ^O C to 150 ^O C to form a side skin 28, and the thickness of the dough 28 is between Between 10 um and 2 mm.

Cooling and rolling step: cooling the dough 28 when it is not completely reacted, so that the temperature of the dough 28 is between 5 ^O C and 15 ^O C to reduce the viscosity, and then the dough 28 is flattened.

Forming substrate step: preparing an isocyanate polymer containing NCO and a foaming agent of 0.01 wt% to 0.5 wt%, the foaming agent being selected from a hydroxy compound containing OH, water or a solid foaming agent Then, a second mixture is formed by mixing, and when the dough 28 is not fully reacted and has viscosity, the second mixture is applied onto the dough 28 to form a substrate 53.

Finishing the finished product step: when the substrate 53 is not fully reacted and has adhesiveness, a base fabric 61 is attached to the top surface of the substrate 53, and the base fabric 61 can be made of non-woven fabric, ultrafine fiber or the like. The structure is such that the base fabric 61 and the base material 53 are completely integrated to complete the finished product, as shown in FIG.

To cope with the above method, the present invention provides an environmentally friendly dough and substrate manufacturing apparatus, which comprises:

A conveying device 10 that conveys the release paper 11 in a predetermined direction.

a first filling device 20 having three first buckets 21, wherein the first buckets 21 are respectively provided with a first tank slot 211 and a first feed port 212, the first feed ports Each of the lower masses 212 is provided with a first mass flow meter 213, and the first equal mass flow meter 213 is electrically connected to a control device 23, and the control device 23 monitors the first mass flow meters 213 for use. The reaction tank 24 is provided with a reaction inlet 241, a reaction space 242 and a reaction outlet 243, and the reaction inlet 241 is connected to the first one. The feed port 212 is connected to a first shot mixing device 25, and the first shot mixing device 25 is provided with two first feed ports 251, a first mixing chamber 252 and a first output. The first inlet 251 is connected to the reaction outlet 243 and the plurality of colorant units 26, and the colorant units 26 are switchable for use, and the first discharge port 253 is connected. In an output control unit 27, the output control unit 27 is a single liquid coating head and can be controlled Out of the flow, the output control unit has a temperature detector system 27, and can detect the temperature of the first mixture.

A thickness control unit 29 is electrically connected to the control device 23 and the output control unit 27. The thickness control unit 29 includes a measuring member 291, which is a laser range finder. In the embodiment, the user can set the output of the output control unit 27 at the control device 23, and after forming the surface 28 for a certain distance, the thickness of the dough 28 is measured by the measuring member 291, and then transmitted back to The control unit 23 performs an alignment and finally increases or decreases the output of the output control unit 27.

A cooling device 30 is provided with a cooling zone 31 below the conveying device 10.

A rolling group 40 is disposed on each side of the conveying device 10 with a rolling wheel 41. The rolling wheels 41 are made of a material of Teflon or Silicone.

a second filling device 50 is disposed above the conveying device 10, the second filling device 50 includes a plurality of second buckets 51, and the second buckets 51 are respectively provided with a second bucket a second mass flow meter 513 is disposed in each of the second mass outlets 512, and the second mass flow meters 513 are electrically connected to the control device 23 respectively. The control device 23 monitors the second mass flow meters 513 for controlling the output of the second feed port 512 to a second shot mixing device 52. The second shot mixing device 52 is Two second feed ports 521, a second mixing chamber 522 and a second discharge port 523 are provided.

A winding device 60 is attached to the conveying device 10, and the base fabric 61 is attached to the top surface of the substrate 53 and is taken up at an appropriate position to obtain the finished product 70.

For a further understanding of the structural features of the present invention, the application of the technical means, and the intended effect, the manner of use of the present invention will be described. It is believed that the present invention may be more deeply and specifically understood as follows:

Please refer to FIG. 2, and with reference to FIG. 3, the present invention firstly forms the dough 28 by using the first filling device 20, and cools the dough 28 by using the cooling device 30 when it is not completely reacted, and then When the dough 28 is not fully reacted and has adhesiveness, the substrate 53 is molded by the second filling device 50, and finally the base cloth 61 is attached to the substrate 53 through the winding device 60 to obtain the finished product 70. .

The first mixture of the present invention controls the output of the first tanks 21 through the control device 23, so that the first mixture can react with moisture and moisture in the air by containing 2-15% by weight of NCO. It gradually hardens and forms a stable state, and has high stability, high storage property and high stability, so it can be processed into the dough 28, and if the first mixture contains 2 wt% or less of NCO, it can not be stored and lowered. The stability and the disadvantage of high viscosity cannot be processed into the dough 28, and if the first mixture contains 15 wt% or more of NCO, the first mixture is easily affected by moisture and is unstable, and the unstable system is, for example, cracked. Problems such as reduced hardness or reduced elasticity.

The first mixture of the present invention is applied to the release paper 11 at a temperature of 50 ^O C to 150 ^O C through the output control unit 27, so that the first mixture can maintain high stability and high storage. Sexuality and high stability, if the temperature is higher than 150 ^O C, the first mixture will deteriorate. If the temperature is lower than 50 ^O C, the viscosity will be lowered and the dough 28 cannot be formed on the release paper 11.

In the present invention, the dough 28 is formed first, and after a distance, the thickness of the dough 28 is measured by the measuring member 291, and the output of the output control unit 27 is increased or decreased by the output control unit 27 to make the dough The thickness of 28 is between 10 um and 2 mm, so that the first mixture can gradually react and mix and form the dough 28 of the macromolecule within a predetermined time, wherein if the thickness is greater than 2 mm, the reaction time is increased. In the middle, the high temperature state is maintained, and the quality of the dough 28 is lowered. If the thickness is less than 10 um, the dough 28 is not effective.

It is worth mentioning that the dough 28 is bridged by the moisture of the air, and by controlling the temperature and thickness of the first mixture coating, while adding no solvent, catalyst or oven in the process of the overseas Chinese, It can gradually react and become a polymer, so it has good physical properties and can withstand high temperatures.

The present invention cools the unreacted skin 28 through the cooling zone 31 such that the temperature of the dough 28 is between 5 ^O C and 15 ^O C, reducing the viscosity and flattening through the rolling group 40.

The present invention forms the substrate 53 in the dough 28 by using the second infusion device 50, since the substrate 53 contains 0.01 wt% to 0.5 wt% of a foaming agent, and the foaming agent is selected from the group consisting of hydroxyl groups containing OH. a compound, water or a solid foaming agent, the substrate 53 is formed because the dough 28 adsorbs an appropriate amount of moisture through the NCO containing 15 wt% or more, and the dough 28 is viscous when not completely reacted. At this time, the skin 28 and the substrate 53 are combined to form a bridging reaction.

Finally, when the substrate 53 is not completely reacted and has adhesiveness, the base fabric 61 is attached to the top surface of the substrate 53, and the base fabric 61 and the substrate 53 are completely integrated to complete the finished product.

It is worth mentioning that there is no added solvent in the manufacturing process of the invention, so there is no environmental pollution, no added catalyst, and thus no environmental toxicity, and no need to use an oven, thereby achieving the effect of energy saving and carbon reduction, and reducing emissions. The carbon footprint.

Hereafter, the features of the present invention and its achievable efficacy are stated as follows:

It is worth mentioning that the dough 28 is bridged by the moisture of the air, and by controlling the temperature and thickness of the first mixture coating, while adding no solvent, catalyst or oven in the process of the overseas Chinese, It can gradually react and become a polymer, so it has good physical properties and can withstand high temperatures.

In summary, the present invention has excellent advancement and practicability in similar products, and at the same time, the technical materials of such structures are frequently investigated at home and abroad, and the same structure is not found in the literature. The invention already has the invention patent requirements, and the application is filed according to law.

However, the above-mentioned ones are merely preferred embodiments of the present invention, and the equivalent structural changes of the present invention and the scope of the claims are intended to be included in the scope of the present invention.

10‧‧‧Conveying equipment

11‧‧‧ release paper

20‧‧‧First filling equipment

21‧‧‧First barrel

211‧‧‧ first tank

212‧‧‧First delivery port

213‧‧‧First mass flow meter

23‧‧‧Control device

24‧‧‧Reaction tank

241‧‧‧Reaction entrance

242‧‧‧Reaction space

243‧‧‧Response

25‧‧‧First shot mixing device

251‧‧‧First inlet

252‧‧‧First mixing room

253‧‧‧First discharge opening

26‧‧‧Color unit

27‧‧‧Output control unit

28‧‧‧Face

29‧‧‧ thickness control unit

291‧‧‧Measurement parts

30‧‧‧Cooling equipment

31‧‧‧Cooling area

40‧‧‧Rolling group

41‧‧‧Rolling wheel

50‧‧‧Second filling equipment

51‧‧‧Second barrel

511‧‧‧Second tank slot

512‧‧‧second feed port

513‧‧‧Second mass flowmeter

52‧‧‧Second shot mixing device

521‧‧‧second feed inlet

522‧‧‧Second mixing room

523‧‧‧Second outlet

53‧‧‧Substrate

60‧‧‧Receipt equipment

61‧‧‧Kib

70‧‧‧ finished product

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a block diagram of a preferred embodiment of the present invention. Figure 2 is a schematic view of the apparatus of the preferred embodiment of the present invention. Figure 3 is a cross-sectional view of the finished product of the present invention.

Claims (5)

An environment-friendly dough and substrate manufacturing apparatus, comprising: a conveying device for conveying a release paper in a predetermined direction; a first filling device having a plurality of first barrels, the first Each of the first barrels is provided with a first mass tank and a first mass outlet, and the first mass channels are respectively provided with a first mass flow meter, and the first mass flowmeters are respectively electrically Connected to a control device, the control device monitors the first mass flow meters for controlling the output of the first feed port to a reaction tank, wherein the reaction tank is provided with a reaction inlet and a reaction space. And a reaction outlet, the reaction inlet is connected to the feed port, the reaction outlet is connected to a first shot mixing device, the first shot mixing device is connected to an output control unit; a second infusion device, It is placed above the conveying device; a winding device is connected to the conveying device. The environment-friendly dough and substrate manufacturing apparatus according to claim 1, wherein the output control unit is a single liquid coating head, and can control the flow rate of the output, and the environment-friendly dough and the substrate are The manufacturing apparatus further includes a thickness control unit electrically connected to the output control unit and the control device, the thickness control unit including a measuring member. The environment-friendly dough and substrate manufacturing apparatus according to claim 1, wherein the environment-friendly dough and substrate manufacturing equipment further comprises a cooling device and a rolling group, wherein the cooling device is used for the conveying A cooling zone is arranged below the device, and the rolling group is provided with a rolling wheel on each side of the conveying device. The apparatus for manufacturing an environment-friendly dough and a substrate according to claim 1, wherein the second infusion device comprises a plurality of second barrels, and the second barrels are respectively provided with a second material a second mass flow port is respectively disposed under the second feed port, and the second mass flow meter is electrically connected to the control device, and the control device is Monitoring the second mass flow meters for controlling the output of the second feed port to a second shot mixing device, wherein the second shot mixing device is provided with two second feed ports, one a mixing chamber and a second discharge port. The apparatus for manufacturing an environment-friendly dough and a substrate according to claim 1, wherein the first shot mixing device is provided with two first feed ports, a first mixing chamber, and a first discharge device. The first feed port is connected to the reaction outlet and the plurality of color material units, and the color material units are switchable for use, and the first discharge port is connected to the output control unit.