CN1079015A

CN1079015A - Can be in plastic synthetic leather surface formation for the method for light refraction decorative pattern

Info

Publication number: CN1079015A
Application number: CN 92104034
Authority: CN
Inventors: 罗锡钦; 林锦露
Original assignee: YIXIN INDUSTRIAL Co Ltd
Current assignee: YIXIN INDUSTRIAL Co Ltd
Priority date: 1992-05-19
Filing date: 1992-05-19
Publication date: 1993-12-01

Abstract

Forming tool on the plastic synthetic leather surface can be for the method for light refraction decorative pattern, comprise: at polyester plastic film surface vacuum evaporation with aluminium or other metal film, again with the aluminium film surface of this plastic film of laser treatment, formation can be heated roller and the hot roll extrusion of rubber roll intercropping for the aluminium face and the overlapping input of plastic synthetic leather of light refraction decorative pattern to have on the plastic film then for the predetermined pattern of light refraction; After the plastic synthetic leather cooling of hot roll extrusion, the plastic film of this plastic synthetic leather and surperficial tool aluminium film decorative pattern is separated, obtain the surface and have the plastic synthetic leather that can supply the light refraction decorative pattern.

Description

Can be in plastic synthetic leather surface formation for the method for light refraction decorative pattern

The present invention relates to a kind of manufacture method of plastic cement products, particularly a kind of at PU(polyurethane) or the PVC(polyvinyl chloride) formation of plastic synthetic leather surface has can be for the manufacture method of light refraction decorative pattern.

PU or PVC plastic synthetic leather are widely used on the products such as suitcase, footwear, for increasing the diversity of such product variety, and make PU or the PVC plastic synthetic leather is more extensive is utilized by industry, design then in this PU or PVC plastic synthetic leather surface and form figure colour.

Traditional formation on PU or PVC plastic synthetic leather has the manufacture method of color decorative pattern, sees also shown in Figure 2ly, and this method is when making PU or PVC plastic synthetic leather 2, to form color decorative patterns 21 in this surface 20.Its manufacture method is as follows:

In the resin, the DMF(dimethyl formamide that comprise predetermined ratio in order to the raw material 22(that makes PU or PVC plastic synthetic leather) solvent, MEK(MEK) solvent etc.) and in be pre-mixed quantitative colorant, the raw material of again mixing being finished 22 is coated on the release liners 23, and after the drying, to coat on the raw material 22 of drying such as the sticker 24 of resinae again, again base material (cloth) 25 cloth are affixed on the above-mentioned sticker 24, and then dried, remove this top layer release liners 23 and surperficial PU or PVC plastic synthetic leather 2 with color decorative pattern 21.

Above-mentioned traditional prior art, because the color decorative pattern 21 on PU or PVC plastic synthetic leather 2 and surface thereof, it is the colorant that in the raw material 22 of making PU or PVC plastic synthetic leather 2, is pre-mixed scheduled volume, when making PU or PVC plastic synthetic leather 2, form color decorative pattern 21 in its surface, yet, desire in the manufacturing raw material 22 of PU or PVC plastic synthetic leather 2, to mix the colorant of multiple different colours, and this multiple colorant of control is scattered in a predetermined state really in mixed material 22, when making this mixed material 22 make PU or PVC plastic synthetic leather 2 through being coated with or extruding, its surface 20 can form predetermined multiple well-bedded color decorative pattern 21 simultaneously, but with regard to present prior art level, still can't implement; So above-mentioned traditional prior art has the manufacture method of color decorative pattern 21 at PU or 2 surfaces, 20 formation of PVC plastic synthetic leather, it only can form predetermined solid color in PU or PVC plastic synthetic leather 2 surfaces 20.

Developed between the present stage industry and a kind of so-called laser paper, this paper is with polyester (or PVC, the OPP(oriented polypropylene) etc. the sticking outstanding agent of coating such as resinae on the plastic film of making), with vacuum deposition method on above-mentioned plastic film evaporation with aluminium (or copper, nickel, zinc, gold, metals such as silver) film, make aluminium (or copper by the sticker on the above-mentioned plastic film, nickel, zinc, gold, metals such as silver) film is attached on this plastic film really, again with laser treatment it, with aluminium (or copper at above-mentioned plastic film, nickel, zinc, gold, metals such as silver) depict on the film surface and can make this plastic film surface light refraction can be shown multicolour for the predetermined pattern of light refraction.Only only in order to make wrapping paper, decoration or to indicate paster etc., purposes is narrower for this technology, the big effectiveness of still difficult these products of performance.

Main purpose of the present invention is to provide a kind of formation on PU or PVC synthetic leather surface to have the manufacture method that can supply the light refraction decorative pattern, with this method make can be for the predetermined pattern of light refraction in the surface formation of PU or PVC synthetic leather, light manifests the decorative pattern of multicolour in this PU or PVC synthetic leather surface refraction.

For to method of the present invention, feature and other purposes can have further understanding, describe in detail as the back referring now to accompanying drawing:

Fig. 1 is the schematic diagram of method of the present invention.

Fig. 2 is for making the schematic diagram of synthetic leather by traditional method.

See also Fig. 1, be depicted as manufacture method of the present invention, method of the present invention adopts the laser paper 10 of prior art, and this paper is the sticker 101 that is coated with such as resinaes at the plastic film 100 made from polyester (or PVC, OPP, etc.), with vacuum deposition method, at above-mentioned plastic film 100 surface vacuum evaporations are with aluminium (or copper, nickel, zinc, gold, the metals such as silver) film 11, make aluminium (or copper by the sticker 101 on the above-mentioned plastic film 100, nickel, zinc, gold, the metals such as silver) film 11 is attached on this plastic synthetic film 100 really, again with laser treatment, with aluminium (or the copper on the above-mentioned plastic film 100, nickel, zinc, gold, the metals such as silver) film 11 surfaces depict and can for the predetermined pattern 110 of light refraction, make aluminium (or the copper on these plastic film 100 surfaces, nickel, zinc, gold, the metals such as silver) film 11 can show light refraction the light of the multicolour of different colours when different angles are watched.

Relevant the present invention is a kind of to form on PU or PVC plastic synthetic leather 12 surfaces that have can be as described below for the manufacture method of light refraction decorative pattern 120:

With above-mentioned polyester (or PVC, OPP etc.) plastic film 100 at its surface vacuum evaporation with aluminium (or copper, nickel, zinc, gold, metals such as silver) film 11, use laser treatment again, aluminium (or copper on above-mentioned plastic film 100, nickel, zinc, gold, metals such as silver) film 11 surface portrayals form the predetermined pattern 110 that can supply light refraction, then with this has aluminium (or the copper that can supply light refraction on the above-mentioned plastic film 100, nickel, zinc, gold, metals such as silver) one side of film 11 decorative patterns 110 and PU or PVC plastic synthetic leather 12 overlapping inputs two heating in relative rotation roller 13 and the hot roll extrusion of rubber roll 14 intercropping, rolling speed 2-20 meter/minute, heating roller 13 and rubber roll 14 gaps are set between the 0-2 millimeter, heating roller 13 temperature are set between 70-200 ℃, and heating roller 13 pressure then are maintained at the 0-40 kg/cm.In the plastic synthetic film 100 that 14 of roller 13 and rubber rolls are heated in above-mentioned overlapping input two in relative rotation and PU or the PVC plastic synthetic leather 12, the face of pasting PU or PVC synthetic leather 12 with plastic film 100 mutually softens because of the temperature that heats roller 13 is set in to be heated between 70-200 ℃, make it when being subjected to second wheel 13,14 roll extrusion, be subjected to overlapping plastic film 100 surface portrayal thereon to form ridge design in its surface with the aluminium of predetermined pattern (or metals such as copper, nickel, zinc, gold, silver) film 11 impressions; Be heated PU after the roll extrusion or PVC plastic synthetic leather 12 after cooling, the film 100 that this PU or PVC plastic cement synthetic 12 and above-mentioned surface can be had aluminium (or metals such as copper, nickel, zinc, gold, silver) film 11 decorative patterns 110 is derived and is separated, just obtain a surface and have the PU or the PVC plastic synthetic leather 12 that can supply the light refraction decorative pattern, light refraction when different angles are watched its surface, just can be able to be shown multicolour.

According to the above, the present invention's manufacture method can be for the predetermined pattern of light refraction in PU or the 12 surperficial formation of PVC synthetic leather, and light manifests plurality of color by the ridge design refraction on this PU or PVC synthetic leather 12 surfaces and adopts.

Claims

A kind ofly compose leather surface at polyurethane or polyvinyl chloride plastic and form that have can be for the manufacture method of light refraction decorative pattern, this method comprises polyester (or polyvinyl chloride, oriented polypropylenes etc.) plastic film at its surface vacuum evaporation with metal (for example: aluminium, copper, nickel, zinc, gold, silver etc.) film, again with the metal surface on the above-mentioned plastic film of laser treatment, making it to form can be for the predetermined pattern of light refraction, then can be to have for the one side and polyurethane or polyvinyl chloride plastic synthetic leather overlapping input two heating in relative rotation roller and the hot roll extrusion of rubber roll intercropping of the metal pattern of light refraction with above-mentioned plastic film, rolling speed 2-20 meter/minute, heating roller and rubber roll gap are set between the 0-2 millimeter, the heated wheel temperature is set between 70-200 ℃, and the heating roller pressure then is maintained at the 0-40 kg/cm; After hot roller is pressed polyurethane or the cooling of polyvinyl chloride plastic synthetic leather, the plastic film that this polyurethane or polyvinyl chloride plastic synthetic leather and above-mentioned surface are had a metal pattern is derived and is separated, and obtaining that a surface has can be for the polyurethane or the polyvinyl chloride plastic synthetic leather of light refraction decorative pattern.