WO2013082748A1

WO2013082748A1 - Thermoplastic resin sheet, production process and production device therefor and adhesive product having same

Info

Publication number: WO2013082748A1
Application number: PCT/CN2011/083498
Authority: WO
Inventors: 林星
Original assignee: Lin Xing
Priority date: 2011-12-06
Filing date: 2011-12-06
Publication date: 2013-06-13

Abstract

Disclosed are a thermoplastic resin sheet, a production process and a production device therefore, and an adhesive product having same. The thermoplastic resin sheet consists of 20-50% of resin, 30-60% of thinner and 10-30% of tackifier by weight, wherein the sum of the weight percentages of all the components is 100%. The production method comprises the steps of: first, simultaneously adding the resin, the thinner and the tackifier into a reaction furnace according to the ratio of the raw materials, increasing the temperature to 200-220°C while stirring, continuing stirring for 2-4 hours at a constant temperature, and naturally cooling to obtain a colloid; next, reheating the colloid to 200-220 °C, then applying the colloid to a substrate moving upwards obliquely, cooling, then attaching the colloid on the surface of the substrate, and covering the surface of the colloid with a layer of protective film so as to get the thermoplastic resin sheet. The production method is simple and low in cost, and has significant economic and social benefits. The production device has a simple overall structure, sound design and high production efficiency. The adhesive tool product can be firmly adhered on a smooth plane and can be prevented from falling off easily.

Description

Thermoplastic resin film and production process thereof, production equipment and applicator product

The invention belongs to the field of resin glue, and particularly relates to a thermoplastic resin film and a production process thereof, a production device and a sticker product.

Background technique

Traditional hooks require complicated installation procedures such as nailing and drilling. Stickers or double-sided tape hooks have poor load-bearing performance and are not easy to remove and reuse, especially in hot places such as hot and cold water, etc., which are easy to fall off. The problem is that there is an urgent need for a new material and hooking article for making hooks.

Thermoplastic resin has good thermal stability, viscosity stability and fluidity. SBS and SEBS have good solubility, blending properties and excellent physical properties, wide temperature, acid and alkali resistance, anti-aging, and various polymers. Blending.

Summary of the invention

The invention provides a thermoplastic resin film, a production process thereof, a production device and a sticker product, and aims to provide a thermoplastic resin film for manufacturing a hook piece which is safe, environmentally friendly and convenient to use, and at the same time provides manufacturing. The production process and production equipment of the thermoplastic resin film, and an exemplary applicator.

The technical proposal of the present invention is to provide a thermoplastic resin film, characterized in that: the composition of the thermoplastic resin film and the mass percentage of each component are: resin 20-50%, diluent 30-60%, thickening The agent is 10-30%, and the sum of the weight percentages of the components is 100%.

In a preferred embodiment, the resin is SBS or SEBS, the diluent is liquid paraffin, and the tackifier is polyethylene.

According to the product requirements, a flame retardant, an antioxidant, a light stabilizer are further added; the flame retardant is ammonium polyphosphate, magnesium hydroxide or aluminum hydroxide; the antioxidant is an antioxidant 1010; The light stabilizer is the UV absorber UV-P.

Another technical solution of the present invention provides a method for producing a thermoplastic resin film according to claim 1, wherein the specific steps of the production method are as follows:

1) Add the resin, diluent and tackifier to the reaction furnace according to the ratio of raw materials, and warm up to 200-220 °C while stirring, continue stirring for 2-4h at constant temperature, pour out the material, and naturally cool to obtain colloid;

2) Reheat the gel of step 1) to 200-220 ° C, and apply it to the tilt up by the coating head. On the substrate, the roll of the transfer substrate is cooled by water, so that the colloid adheres to the surface of the substrate, and the surface of the colloid is covered with a protective film through the next pair of rolls, that is, the thermoplastic resin film is obtained.

In a preferred embodiment, the substrate is a nonwoven fabric, a PP synthetic paper, a PET film or a PVC film; the protective film is a release paper or a release film.

According to still another aspect of the present invention, there is provided a thermoplastic resin film production apparatus according to claim 1, comprising a production line and a thermoplastic resin film extruder disposed on the feed end of the production line, wherein: the thermoplastic resin The extrusion die of the rubber extruder is provided with a lateral discharge slit hole, and the front side of the lateral discharge slit hole is provided with a first driving roller and at least one auxiliary driving roller, and the first driving roller is wound around There is a flexible substrate for receiving a thermoplastic resin compound extruded from a transverse discharge slit, the first transfer roller being a cooling roller, so that the thermoplastic resin compound output from the extrusion die is coated and attached to the flexible base. a thermoplastic resin film is formed on the upper auxiliary drive roller, and a passive roller is disposed on the auxiliary drive roller. The passive roller is provided with a protective mask running from the top to the bottom with the thermoplastic resin film. The protective mask is attached to the upper surface of the thermoplastic resin film, which is an active cooling roll to prevent the flexible substrate from being thermally deformed.

As an auxiliary design of the above production equipment, the machine on the discharge end of the production line is provided with a transverse cutting notch, a fixed cutting edge is arranged below the transverse cutting notch, and an activity is arranged above the transverse cutting notch. Cutting the blade, the movable cutting blade is mounted on the lifting mechanism, the lifting mechanism comprises a bracket disposed on the machine table, and the piston cylinders with the push rod facing downward are vertically disposed on both sides of the bracket The lower end of the push rod is fixedly connected with the movable cutting blade to realize the lifting and cutting movement of the movable cutting blade.

Further, as a further auxiliary design of the above production equipment, the production line further includes at least one flexible substrate discharge roller, the flexible substrate discharge roller being a passive roller and located on a production line frame below the first transmission roller, The line further includes at least one protective mask discharge roll, the protective mask discharge roll being a passive roll and located on a line frame above the auxiliary drive roll.

According to still another aspect of the invention, there is provided a decorative article for a thermoplastic resin film according to claim 1, comprising a substrate, wherein: a thermoplastic resin film is attached to a rear side surface of the substrate.

Further, the substrate is connected to the PP synthetic paper via a hot melt adhesive, and the thermoplastic synthetic resin film is attached to the rear side of the PP synthetic paper, the substrate is a display substrate, and the front side of the substrate is connected with a hook or an artistic shape protrusion. The thermoplastic resin film is connected with a release film or a release paper on the rear side thereof, and the hook is connected to the front side of the substrate via the UV light-curing adhesive. The invention has the advantages that: the thermoplastic resin film is safe, environmentally friendly and convenient to use. Second, the production method is simple, low cost, and has significant economic and social benefits. Third, the thermoplastic resin film production equipment can continuously manufacture thermoplastic resin film, and the upper and lower surfaces of the thermoplastic resin film are respectively coated with a protective mask and a flexible substrate. The overall structure is simple, the design is reasonable, and the production efficiency is high; Fourth, the passive roller and the auxiliary drive roller can be used to not only realize the composite protective mask on the upper surface of the thermoplastic resin film, but also provide power for the transmission of the thermoplastic resin film product. The product can be continuously output in subsequent cutting processes.

DRAWINGS

Figure 1 is a schematic view showing the structure of a production apparatus of the present invention.

2 is a schematic view showing the structure of a first embodiment of the applicator of the present invention.

Figure 3 is a cross-sectional view taken along line A-A of Figure 1.

4 is a schematic structural view of a second embodiment of the applicator of the present invention.

Figure 5 is a schematic view showing another configuration of the second embodiment of the applicator of the present invention.

Fig. 6 is a schematic view showing the structure of a third embodiment of the applicator of the present invention.

Figure 1: 1 extrusion die 2 transverse discharge slot 3 - first drive roller 4 - auxiliary drive roller 5 - thermoplastic resin film 6 - flexible substrate 7 - passive roller 8 - protective mask 9 a production line discharge The machine 10 on the end is transversely cut by the slot 11 and the fixed blade 12 is movable. The cutting blade 13 - the bracket 14 is a push rod 15 . The piston cylinder 16 - the flexible substrate discharge roller 17 - the production line frame 18 - the protective mask discharge roller 41 Auxiliary drive roller.

Figure 2~6: 1 substrate 2 PP synthetic paper 3 - thermoplastic resin film 4 hot melt adhesive 5 - hook 6 - release film or release paper 7 - UV light glue 8 - raised portion.

detailed description

The above described features and advantages of the present invention will be more apparent from the following description of the appended claims.

Thermoplastic resin film and its production process embodiment 1

The thermoplastic resin film of the present invention, the composition and the mass percentage of each component are: 50% of the resin, 40% of the diluent, and 10% of the tackifier. The resin is SBS. The diluent is liquid paraffin. The tackifier is polyethylene. Further, a flame retardant ammonium polyphosphate, an antioxidant 1010 and an ultraviolet absorber UV-P are added. The specific steps of the method for producing the thermoplastic resin film are as follows: 1) Adding the resin, diluent and tackifier to the reaction furnace according to the ratio of raw materials, heating to 200 ° C while stirring, stirring at constant temperature for 4 h, pouring out the material, and naturally cooling to obtain a colloid;

2) The gel of step 1) is reheated to 200 ° C, coated on a substrate moving obliquely upward by a rubberizing head, and the roller of the conveying substrate is cooled by water to adhere the colloid to the surface of the substrate, and then passes through the next pair. The roller covers the surface of the colloid with a protective film, that is, the thermoplastic resin film described.

In this embodiment, the substrate is a nonwoven fabric; and the protective film is a release paper.

Thermoplastic resin film and its production process embodiment 2

The thermoplastic resin film of the present invention, the composition and the mass percentage of each component are: resin 20%, diluent 60%, tackifier 20%. The resin is SEBS. The diluent is liquid paraffin. The tackifier is polyethylene. The specific steps of the method for producing the thermoplastic resin film are as follows:

1) Adding the resin, diluent and tackifier to the reaction furnace according to the ratio of raw materials, heating to 220 ° C while stirring, stirring at constant temperature for 2 h, pouring out the material, and naturally cooling to obtain a colloid;

2) The gel of step 1) is reheated to 220 ° C, coated on a substrate moving obliquely upward by a rubberizing head, and the roller of the conveying substrate is cooled by water to adhere the colloid to the surface of the substrate, and then passes through the next pair. The roller covers the surface of the colloid with a protective film, that is, the thermoplastic resin film described.

In this embodiment, the substrate is PP synthetic paper; and the protective film is a release film.

Thermoplastic resin film and its production process

The thermoplastic resin film of the present invention, the composition and the mass percentage of each component are: 20% of the resin, 50% of the diluent, and 30% of the tackifier. The resin is SBS or SEBS. The diluent is liquid paraffin. The tackifier is polyethylene. Further, flame retardant magnesium hydroxide, antioxidant 1010 and ultraviolet absorber UV-P were added. The specific steps of the production method of this embodiment are as follows:

1) The resin, diluent and tackifier are simultaneously added to the reaction furnace according to the ratio of raw materials, and the temperature is raised to 210 ° C while stirring, and the mixture is stirred for 3 hours at a constant temperature, and the material is poured out, and naturally cooled to obtain a colloid;

2) The gel of step 1) is reheated to 210 ° C, coated on a substrate moving obliquely upward by a rubberizing head, and the roller of the conveying substrate is cooled by water to adhere the colloid to the surface of the substrate, and then passes through the next pair. The roller covers the surface of the colloid with a protective film, that is, the thermoplastic resin film described.

In the present embodiment, the above-mentioned substrate is a PET film or a PVC film; and the protective film is a release paper or a release film.

Referring to Figure 1, Figure 1 is a schematic view showing the structure of a production apparatus of the present invention. Thermoplastic resin film of the invention a production line comprising a production line and a thermoplastic resin film extruder disposed on the feed end of the production line, wherein the extrusion die 1 of the thermoplastic resin compound extruder is provided with a lateral discharge slit 2, the lateral direction The front side of the slit hole 2 is provided with a first driving roller 3 and at least one auxiliary driving roller 4, and the first driving roller 3 is wound with a flexibility for receiving a thermoplastic resin compound extruded from the lateral discharge slit 2 a substrate 6, the first driving roller 3 is a cooling roller, so that the thermoplastic resin compound output from the extrusion die is coated and attached on the flexible substrate to form a thermoplastic resin film 5, and the auxiliary driving roller at the top A passive roller 7 is disposed on the 41 opposite to the auxiliary drive 41, and the protective roller film 8 is operated from the top to the bottom with the thermoplastic resin film 5 to adhere the protective mask 8 to the thermoplastic resin film. On the upper surface of the fifth, the auxiliary drive roller 41 is an active cooling roller to prevent the flexible substrate 6 from being thermally deformed.

In a preferred embodiment, in order to enable the produced thermoplastic resin film 5 to be cut into a product of a certain specification, the machine table 9 on the discharge end of the production line is provided with a transverse cutting notch 10, the transverse direction A fixed cutting edge 11 is disposed below the cutting notch 10, and a movable cutting blade 12 is disposed above the horizontal cutting notch 10, and the movable cutting blade 12 can be manually operated to perform cutting processing, or It is driven by a lifting mechanism for cutting.

In a preferred embodiment, the movable cutting blade 12 is mounted on a lifting mechanism, and the lifting mechanism includes a bracket 13 disposed on the machine table 9 on the discharge end of the production line, and both sides of the bracket 13 The piston cylinder 15 with the push rod 14 facing downward is vertically disposed. In the embodiment, the piston cylinder 15 is a cylinder, and the lower end of the push rod 14 is fixedly connected with the movable cutting blade 12 to realize the movable cutting blade. 12 lifting and cutting movements.

As an auxiliary design of the present invention, the production line further includes at least one flexible substrate discharge roller 16, which is a passive roller and is located on the production line frame 17 obliquely below the first transmission roller 3. .

As an auxiliary design of the present invention, the production line further includes at least one protective mask discharge roller 18 which is a passive roller and is located on the line frame 17 obliquely above the auxiliary drive roller.

Referring to Figures 2 to 6, an applicator article made of a thermoplastic resin film of the present invention comprises a substrate 1 characterized in that: a thermoplastic resin film 3 is attached to the rear side of the substrate 1.

The substrate 1 is joined to the PP synthetic paper 2 via a hot melt adhesive 4, and a thermoplastic resin film 3 is attached to the rear side of the PP synthetic paper 2.

A hook 5 is attached to the front side of the substrate 1, and a release film or a release paper 6 is attached to the rear side of the thermoplastic resin film 3.

The hook 5 is connected to the front side of the substrate 1 via the UV-curable adhesive 7. The front side of the substrate 1 is provided with a convex portion 8, which can be easily torn.

Paste article embodiment 1:

Referring to Figures 2 to 3, in this embodiment, the flat adhesive tape is used as a hook, and can be used in many places, such as: a toilet for hanging towels, clothes; a kitchen for hanging kitchen utensils; a boutique for hanging Small hanging ornaments.

Paste product example two:

Referring to Figures 4 to 5, in this embodiment, the planar adhesive tape is used as a toy for children, and the art shape of the animal is added to the front side of the substrate, or the cross section of the substrate is made into a shape that the child likes, such as: Flowers, animated characters, etc., can entertain children, and such toys are not easily damaged. They only need to be glued on a smooth surface when not playing, and are not easily lost.

Paste product example three:

Referring to FIG. 6, in this embodiment, a pattern may be drawn on the front side of the substrate, which may be a number or a letter; thus, the child may be firstly educated.

The working principle of the applicator of the invention is: attaching the thermoplastic resin film to a smooth plane, under the action of negative pressure and friction, can bear a large weight, the hook can be on all smooth planes, including paper Quality, glass, ceramic tile, etc., and can also be easily peeled off, reused, and washed at the same time; in this embodiment, by pressing a thermoplastic resin film, it is adhered to a smooth surface, and the thermoplastic resin film is extruded. The air between the smooth planes.

The present invention is not limited to the above-described preferred embodiments, and all changes and modifications made in accordance with the scope of the present invention should fall within the scope of the present invention.

Claims

Claim

A thermoplastic resin film, characterized in that: the composition of the thermoplastic resin film and the mass percentage of each component are: resin 20-50%, diluent 30-60%, tackifier 10-30% The sum of the weight percentages of the components is 100%.

The thermoplastic resin film according to claim 1, wherein the resin is SBS or SEBS, the diluent is liquid paraffin, and the tackifier is polyethylene.

The thermoplastic resin film according to claim 1, wherein: a flame retardant, an antioxidant, and a light stabilizer are further added according to the product requirements; and the flame retardant is ammonium polyphosphate, magnesium hydroxide or hydrogen. Alumina; the antioxidant is an antioxidant 1010; and the light stabilizer is a UV absorber UV-P.

A method of producing a thermoplastic resin film according to claim 1, wherein the specific steps of the production method are as follows:

1) Add the resin, diluent and tackifier to the reaction furnace according to the ratio of raw materials, and then raise the temperature to 200-220 °C while stirring, continue stirring for 2-4h at constant temperature, pour out the material, and naturally cool to obtain colloid;

2) The gel of step 1) is reheated to 200-220 ° C, coated on a substrate moving obliquely upward by a rubberizing head, and the roller of the transfer substrate is cooled by water to adhere the colloid to the surface of the substrate, and then passed through the lower surface. A pair of rollers covers the surface of the gel with a protective film, that is, the thermoplastic resin film described.

The method for producing a thermoplastic resin film according to claim 4, wherein the substrate is a nonwoven fabric, a PP synthetic paper, a PET film or a PVC film; and the protective film is a release paper or a release film. Type film.

6. A thermoplastic resin film production apparatus according to claim 1, comprising a production line and a thermoplastic resin film extruder disposed on the feed end of the production line, characterized in that: extrusion of said thermoplastic resin compound extruder a lateral discharge slot is arranged on the die head, and a front drive roller is provided with a first drive roller and at least one auxiliary drive roller, and the first drive roller is wound around for laterally discharging. a flexible substrate of a thermoplastic resin compound extruded from a hole, wherein the first driving roller is a cooling roller, so that a thermoplastic resin compound output from the extrusion die is coated and attached to the flexible substrate to form a thermoplastic resin film. The upper auxiliary drive roller is provided with a passive roller corresponding to the auxiliary drive roller, and the passive roller is provided with a protective mask running from top to bottom with the thermoplastic resin film to adhere the protective mask to the thermoplastic resin. On the upper surface of the film, the auxiliary drive roller is an active cooling roller to prevent the flexible substrate from being thermally deformed.

7. The thermoplastic resin film production apparatus according to claim 6, wherein: the machine on the discharge end of the production line is provided with a transverse cutting notch, and a fixed knife is arranged below the transverse cutting notch. a cutting blade is disposed above the lateral cutting notch, the movable cutting blade is mounted on the lifting mechanism, and the lifting mechanism comprises a bracket disposed on the machine table, the two sides of the bracket are A piston cylinder with a push rod facing downward is vertically disposed, and the lower end of the push rod is fixedly connected with the movable cutting blade to realize the lifting and cutting movement of the movable cutting blade.

8. The thermoplastic resin film production apparatus according to claim 6, wherein: said production line further comprises at least one flexible substrate discharge roller, said flexible substrate discharge roller being a passive roller and located at said first transmission roller In the lower production line frame, the production line further includes at least one protective mask discharge roller, the protective mask discharge roller being a passive roller and located on the production line frame above the auxiliary transmission roller.

A sticker product made of a thermoplastic resin film, comprising a substrate, wherein: a thermoplastic resin film is attached to a rear side of the substrate.

The applicator of a thermoplastic resin film according to claim 9, wherein: the substrate is connected to a PP synthetic paper via a hot melt adhesive, and a thermoplastic resin film is attached to a rear side of the PP synthetic paper, The substrate is a display substrate, the front side of the substrate is connected with a hook or an artistically shaped convex portion, and the rear side of the thermoplastic resin film is connected with a release film or a release paper, and the hook is connected to the front side of the substrate via the UV light glue. .