CN209832844U - Single-side wire-pressing PCM composite board - Google Patents
Single-side wire-pressing PCM composite board Download PDFInfo
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- CN209832844U CN209832844U CN201822253291.1U CN201822253291U CN209832844U CN 209832844 U CN209832844 U CN 209832844U CN 201822253291 U CN201822253291 U CN 201822253291U CN 209832844 U CN209832844 U CN 209832844U
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Abstract
The utility model discloses a single face pressure silk PCM composite sheet relates to the composite decoration panel field. The utility model discloses a galvanized substrate, galvanized substrate's two sides form first chromium-free passivation layer and second chromium-free passivation layer respectively through passivation treatment, and the one side of second chromium-free passivation layer is equipped with the conducting layer, and the one side coating of first chromium-free passivation layer has the polyurethane priming paint layer, and the one side coating on polyurethane priming paint layer has polyester resin lacquer rete, and there is the PE layer polyester resin lacquer rete through the adhesive linkage bonding, and polyester resin lacquer rete still is equipped with a pressure silk processing layer with the one side that the adhesive linkage is mutually bonded. The utility model discloses a carry out the decorative pattern on original PCM product and handle, the filiform structure of single face is formed on the surface, and this filiform structure has the function of "strengthening rib" in addition to having the outward appearance decorative effect, has further promoted the mechanical strength of product, and the yield strength of panel increases 10-15%, and tensile strength increases 15-20%.
Description
Technical Field
The utility model belongs to the composite decoration board field especially relates to a single face pressure silk PCM composite sheet.
Background
In 2017, PCM products with textures on the surfaces are more and more favored on door plates and side plates of refrigerators, and the reason is found through market research that the PCM products are higher in cost performance compared with VCM and glass products. PCM embossed products used in the existing household appliance industry are both-sided embossed, and the embossing depth of the double-sided embossed products is deep, so that the stress damage of a paint film is large, and the paint is easy to drop in the forming process of the products. Therefore, the development of the single-sided silk pressing product by the department of my standing is mainly aimed at two points: the destructive power to the paint film after weakening and pressing the wire and the technological sense of the appearance pattern of the product are improved.
The PCM products in the prior industry are subjected to pattern treatment, most of the PCM products adopt a double-sided embossing treatment process, and the double-sided embossing products have two defects: the paint film is damaged greatly and the thickness of the product is increased, which both cause the problem that the paint film falls off in the process of molding the product.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single face pressure silk PCM composite sheet and preparation method thereof, through carrying out the decorative pattern on original PCM product and handling, the filiform structure of single face is formed on the surface, and this filiform structure has the outward appearance decorative effect except, still has the function of "strengthening rib" simultaneously, has further promoted the mechanical strength of product, and the yield strength of panel increases 10-15%, and tensile strength increases 15-20%.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a single-side wire-pressing PCM composite board, which comprises a PE layer, an adhesive layer, a wire-pressing treatment layer, a polyester resin paint film layer, a polyurethane primer layer, a first chromium-free passivation layer, a galvanized substrate, a second chromium-free passivation layer and a conductive layer;
the galvanized substrate is characterized in that a first chromium-free passivation layer and a second chromium-free passivation layer are respectively formed on two sides of the galvanized substrate through passivation treatment, a conductive layer is arranged on one side of the second chromium-free passivation layer, a polyurethane primer layer is coated on one side of the first chromium-free passivation layer, a polyester resin paint film layer is coated on one side of the polyurethane primer layer, a PE layer is bonded on the polyester resin paint film layer through an adhesive layer, and a wire pressing treatment layer is further arranged on one side, which is bonded with the adhesive layer, of the polyester resin paint film layer.
Further, the yarn pressing depth of the yarn pressing treatment layer is 0.02-0.04 mu m.
Further, the first chromium-free passivation layer and the second chromium-free passivation layer each have a thickness of 2 μm to 10 μm.
Further, the galvanized substrate is a hot-dip galvanized steel sheet with the surface subjected to degreasing treatment; the thickness of the zinc-plated base plate is 0.02-0.25 mm.
A preparation method of a single-sided wire-pressing PCM composite board comprises the following steps:
step 1, manufacturing a filamentous pattern roller by using a laser engraving process;
step 2, preparing a semi-finished PCM composite board comprising a polyester resin paint film layer, a polyurethane primer layer, a first chromium-free passivation layer and a galvanized substrate;
step 3, pressing a layer of wire pressing with the thickness of 0.02-0.04 mu m on the surface of the polyester resin paint film layer through the wire-shaped pattern roller manufactured in the step 1 to form a wire pressing treatment layer;
step 4, coating an adhesive layer on the wire pressing treatment layer to adhere a PE layer;
and 5, passivating the other surface of the galvanized substrate to form a second chromium-free passivation layer, and processing the second chromium-free passivation layer to form a conductive layer with a conductive function.
The utility model discloses following beneficial effect has:
1. the utility model discloses a carry out the decorative pattern on original PCM product and handle, the surface forms the filiform structure of single face, and this filiform structure has the outward appearance decorative effect in addition, still has the function of "strengthening rib" simultaneously, has further promoted the mechanical strength of product, and the yield strength of panel increases 10-15%, and tensile strength increases 15-20%;
2. the wire pressing depth of the utility model is controlled at 0.02-0.04 μm, so that the wire pressing effect of the product can not be presented when the wire pressing depth is less than 0.02 μm, and the paint film of the product is easy to be damaged when the wire pressing depth is more than 0.04 μm, so that the product performance can not meet the requirement;
3. the utility model adopts the laser engraving process, realizes the manufacture of the filiform pattern roller, and utilizes the filiform pattern roller to press the surface of the wire, thereby ensuring that the patterns of the wire-pressed product are clear and continuous and the paint film is not easy to be damaged by scratches;
4. the utility model discloses a silk is pressed to the single face, and the product of silk is pressed to the single face only carries out the decorative pattern in the front of product and handles, and the back still keeps dull and stereotyped structure, and the degree of depth that the decorative pattern was handled is shallow, does not form stress failure to the film, and the gross thickness of product does not increase simultaneously, so PCM product is after pressing the silk, and the film performance of product is unanimous before still pressing the silk with not, so compare with traditional two-sided knurling product, the performance of single face pressure silk product promotes to some extent.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the PCM composite board structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the utility model relates to a single-sided wire-pressing PCM composite board, which comprises a PE layer 1, an adhesive layer 2, a wire-pressing treatment layer 3, a polyester resin paint film layer 4, a polyurethane primer layer 5, a first chromium-free passivation layer 6, a galvanized substrate 7, a second chromium-free passivation layer 8 and a conductive layer 9;
two sides of the galvanized substrate 7 are passivated to form a first chromium-free passivation layer 6 and a second chromium-free passivation layer 8 respectively, one side of the second chromium-free passivation layer 8 is provided with a conductive layer 9, one side of the first chromium-free passivation layer 6 is coated with a polyurethane primer layer 5, one side of the polyurethane primer layer 5 is coated with a polyester resin paint film layer 4, the polyester resin paint film layer 4 is bonded with a PE layer 1 through an adhesive layer 2, and one side of the polyester resin paint film layer 4 bonded with the adhesive layer 2 is also provided with a wire pressing treatment layer 3.
The yarn pressing depth of the yarn pressing treatment layer 3 is 0.03 mu m.
The first and second chromium-free passivation layers 6 and 8 each have a thickness of 6 μm.
The galvanized substrate 7 is a hot-dip galvanized steel sheet with the surface subjected to degreasing treatment; the thickness of the zinciferous coated substrate 7 was 0.15 mm.
A preparation method of a single-sided wire-pressing PCM composite board comprises the following steps:
step 1, manufacturing a filamentous pattern roller by using a laser engraving process;
step 2, preparing a semi-finished PCM composite board comprising a polyester resin paint film layer 4, a polyurethane primer layer 5, a first chromium-free passivation layer 6 and a galvanized substrate 7;
step 3, pressing a layer of wire pressing with the thickness of 0.03 mu m on the surface of the polyester resin paint film layer 4 through the wire-shaped pattern roller manufactured in the step 1 to form a wire pressing treatment layer 3;
step 4, coating an adhesive layer 2 on the wire pressing treatment layer 3 to adhere a PE layer 1;
and 5, passivating the other surface of the galvanized substrate 7 to form a second chromium-free passivation layer 8, and processing the surface of the second chromium-free passivation layer 8 to form a conductive layer 9 with a conductive function.
Example 1
Referring to fig. 1, the utility model relates to a single-sided wire-pressing PCM composite board, which comprises a PE layer 1, an adhesive layer 2, a wire-pressing treatment layer 3, a polyester resin paint film layer 4, a polyurethane primer layer 5, a first chromium-free passivation layer 6, a galvanized substrate 7, a second chromium-free passivation layer 8 and a conductive layer 9;
two sides of the galvanized substrate 7 are passivated to form a first chromium-free passivation layer 6 and a second chromium-free passivation layer 8 respectively, one side of the second chromium-free passivation layer 8 is provided with a conductive layer 9, one side of the first chromium-free passivation layer 6 is coated with a polyurethane primer layer 5, one side of the polyurethane primer layer 5 is coated with a polyester resin paint film layer 4, the polyester resin paint film layer 4 is bonded with a PE layer 1 through an adhesive layer 2, and one side of the polyester resin paint film layer 4 bonded with the adhesive layer 2 is also provided with a wire pressing treatment layer 3.
The yarn pressing depth of the yarn pressing treatment layer 3 is 0.02 μm.
The first and second chromium-free passivation layers 6 and 8 each have a thickness of 4 μm.
The galvanized substrate 7 is a hot-dip galvanized steel sheet with the surface subjected to degreasing treatment; the thickness of the zinciferous coated substrate 7 was 0.2 mm.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The single-side wire-pressing PCM composite board is characterized by comprising a PE layer (1), an adhesive layer (2), a wire-pressing treatment layer (3), a polyester resin paint film layer (4), a polyurethane primer layer (5), a first chromium-free passivation layer (6), a galvanized substrate (7), a second chromium-free passivation layer (8) and a conductive layer (9);
two sides of galvanized substrate (7) form first chromium-free passivation layer (6) and second chromium-free passivation layer (8) respectively through passivation treatment, the one side of second chromium-free passivation layer (8) is equipped with conducting layer (9), the one side coating of first chromium-free passivation layer (6) has polyurethane priming paint layer (5), the one side coating of polyurethane priming paint layer (5) has polyester resin lacquer rete (4), there is PE layer (1) through adhesive linkage (2) bonding on polyester resin lacquer rete (4), the one side that polyester resin lacquer rete (4) and adhesive linkage (2) bonded mutually still is equipped with one and presses silk to handle layer (3).
2. The single-sided wire-pressed PCM composite board according to claim 1, wherein the wire-pressing depth of the wire-pressing treatment layer (3) is 0.02-0.04 μm.
3. A single-sided wire-pressed PCM composite panel according to claim 1, wherein the first (6) and second (8) chromium-free passivation layers each have a thickness of 2-10 μm.
4. The single-sided wire-pressing PCM composite board according to claim 1, wherein the galvanized substrate (7) is a hot-dip galvanized steel sheet with a degreased surface; the thickness of the galvanized substrate (7) is 0.02-0.25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822253291.1U CN209832844U (en) | 2018-12-29 | 2018-12-29 | Single-side wire-pressing PCM composite board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822253291.1U CN209832844U (en) | 2018-12-29 | 2018-12-29 | Single-side wire-pressing PCM composite board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591422A (en) * | 2018-12-29 | 2019-04-09 | 合肥禾盛新型材料有限公司 | Single side silk pressing PCM composite plate and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591422A (en) * | 2018-12-29 | 2019-04-09 | 合肥禾盛新型材料有限公司 | Single side silk pressing PCM composite plate and preparation method thereof |
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