CN105131851A - Pre-coating film, preparation method and printed matter thereof - Google Patents
Pre-coating film, preparation method and printed matter thereof Download PDFInfo
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- CN105131851A CN105131851A CN201510532906.2A CN201510532906A CN105131851A CN 105131851 A CN105131851 A CN 105131851A CN 201510532906 A CN201510532906 A CN 201510532906A CN 105131851 A CN105131851 A CN 105131851A
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Abstract
The present invention provides a pre-coating film. The pre-coating film comprises a plastic base layer and a hot-melt adhesive layer, wherein a concave-convex pattern is arranged on one surface of the plastic base layer, and the concave-convex pattern has a depth of 5 micrometers to 15 micrometers and a width of 1 mm to 5 mm; and the hot-melt adhesive layer is arranged on the other surface of the plastic base layer. The concave-convex pattern is arranged on the surface of the pre-coating film provided by the present invention. After the pre-coating film is combined with a printed material, the portion with the concave-convex pattern displays a matte effect, and the portion without the concave-convex pattern displays a gloss effect, so that three-dimensionality is generated on the surfaces of the printed material, and the printed matter has an excellent decorative effect. In addition, by controlling the depth and the width of the concave-convex pattern, the pre-coating film provided by the present invention does not influence the bond strength thereof while having a better three-dimensional effect. Therefore, the pre-coating film provided by the present invention can meet use requirements. The present invention also provides a method for preparing the pre-coating film and a printed material thereof.
Description
Technical field
The present invention relates to printing film coating technique field, particularly relate to a kind of pre-coating film and preparation method thereof and printed matter.
Background technology
Pre-coating film technique refer in advance by after plastics film gluing rewinding again with the technique of paper printing products compound, first according to using the difference of specification breadth, glue-coating being selected for producer after rewinding on film by pre-coating film source mill, then carrying out overlay film with printed matter again; Plastics film is coated tamanori by overlay film exactly, makes it to stick together after heating, pressurizeing with paper printed matter, forms the product processing technique of paper unification.Printed matter after overlay film, due to the surface plastics film how one deck is thin and transparent, surface more level and smooth light, thus improve glossiness and the fastness of printed matter, make picture and text color more bright-coloured, be rich in stereoscopic sensation, play the effects such as waterproof, antifouling, wear-resisting, resistance to folding, resistance to chemical attack simultaneously.Pre-coating film is widely used on the paper printing matters such as all kinds of packing box, packing bag, book cover.
Pre-coating film is made up of base material and tamanori glue-line, and base material is generally polyester (PET) film and Biaxially oriented polypropylene film (BOPP) (BOPP) film.The adhesive layer of pre-coating film has fusion and two kinds, solvent evaporates type, and according to the difference of processing units and processing condition, select the adhesive layer of different thickness, the thickness of adhesive layer is generally between 5 ~ 15 microns.Application number be 201310723901.9 Chinese patent disclose a kind of pre-coating film, comprise: substrate layer, the pre-rubberised layer being arranged at the glazing adherent layer on substrate layer first surface and being arranged on substrate layer second, this pre-coating film adopts particular polymeric technique to obtain large arch dam polydispersion particle diameter styrene-acrylic composite emulsion as pre-rubberised layer, there is good bonding force, excellent cohesive strength is had to the various printing technique printed matter that particularly digital printing technology is produced, the embossing after overlay film can be made, rolling lines etc. hit prominent technique and are able to perfect realization, simultaneously, owing to adopting modification glycidoxypropyltrimewasxysilane as glazing adherent layer, there is universality strong, high color saturation, high brightness, high wide degree, the advantages such as high-flatness, meet day by day various printed matter overlay film demand.But this pre-coating film surface smoothing that prior art provides, with printed matter surface after printed matter compound without stereoeffect, ornamental poor to printed matter.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of pre-coating film and preparation method thereof and printed matter, pre-coating film provided by the invention is surperficial with ridge design, after printed matter compound, make printed matter surface produce stereoscopic sensation, to printed matter, there is good decorative effect; And the cohesive strength of pre-coating film provided by the invention can meet service requirements.
The invention provides a kind of pre-coating film, comprising:
Plastic base sheet material layers, described plastic base sheet material layers surface band has ridge design, and the degree of depth of described ridge design is 5 microns ~ 15 microns, and the width of described ridge design is 1 millimeter ~ 5 millimeters;
Be arranged on the hot melt adhesive layer on described another surface of plastic base sheet material layers.
Preferably, described ridge design is cross pattern, woven design or diamond texture.
Preferably, the area of described ridge design is 1mm
2~ 25mm
2.
Preferably, the thickness of described plastic base sheet material layers is 30 microns ~ 45 microns.
Preferably, described plastic base sheet material layers comprises polypropylene film.
Preferably, the thickness of described hot melt adhesive layer is 10 microns ~ 25 microns.
Preferably, described hot melt adhesive layer comprises ethylene-vinyl acetate copolymer.
Pre-coating film surface provided by the invention is with ridge design, after this pre-coating film and printed matter compound, the part with ridge design presents matte effect, and the part without ridge design presents light effect, make printed matter surface produce stereoscopic sensation, to printed matter, there is good modification effect; And the present invention is by the control to the ridge design degree of depth and width, make this pre-coating film not affect its cohesive strength while having better stereoeffect, pre-coating film provided by the invention can meet service requirements.
The invention provides a kind of preparation method of pre-coating film, comprising:
Carry out concavo-convex embossing to plastic basis material surface, form plastic base sheet material layers, the degree of depth of described concavo-convex embossing is 5 microns ~ 15 microns, and the width of described ridge design is 1 millimeter ~ 5 millimeters;
At another surface-coated hot melt adhesive of described plastic basis material, obtain pre-coating film.
Preferably, the temperature of described concavo-convex embossing is 100 DEG C ~ 140 DEG C.
The preparation method of pre-coating film provided by the invention carries out concavo-convex embossing to plastic basis material surface and controls width and the degree of depth of concavo-convex embossing, make the pre-coating film surface prepared with ridge design, make printed matter surface produce stereoscopic sensation after this pre-coating film and printed matter compound, to printed matter, there is good modification effect; And method provided by the invention makes ridge design not affect the cohesive strength of pre-coating film, enables pre-coating film meet service requirements.
The invention provides a kind of printed matter, described printed matter surface is compounded with pre-coating film, and described pre-coating film is the pre-coating film described in technique scheme, or the pre-coating film that the method described in technique scheme prepares.
Printed matter surface provided by the invention is compounded with the pre-coating film described in technique scheme, and this pre-coating film makes printed matter surface provided by the invention have good stereoscopic sensation, and pre-coating film and printed matter surface can be bonded together preferably.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of pre-coating film, comprising:
Plastic base sheet material layers, described plastic base sheet material layers surface band has ridge design; The degree of depth of described ridge design is 5 microns ~ 15 microns, and the width of described ridge design is 1 millimeter ~ 5 millimeters;
Be arranged on the hot melt adhesive layer on described another surface of plastic base sheet material layers.
Pre-coating film provided by the invention comprises plastic base sheet material layers, and described plastic base sheet material layers surface band has ridge design; The degree of depth of described ridge design is 5 microns ~ 15 microns, and the width of described ridge design is 1 millimeter ~ 5 millimeters.In pre-coating film provided by the invention, plastic base sheet material layers surface band has ridge design, after pre-coating film and printed matter compound, part with ridge design presents matte effect, the part of ridge design is not had to present light effect, make printed matter have stronger stereoscopic sensation, to printed matter, there is good modification effect; And the present invention is by the control to the ridge design degree of depth and width, make this pre-coating film not affect its cohesive strength while having better stereoeffect, pre-coating film provided by the invention can meet service requirements.
In an embodiment of the present invention, the thickness of described plastic base sheet material layers is 30 microns ~ 45 microns; In other examples, the thickness of described plastic base sheet material layers is 35 microns ~ 40 microns; In a further embodiment, the thickness of described plastic base sheet material layers is 36 microns ~ 38 microns.
The present invention does not have special restriction to the kind of plastic basis material in described plastic base sheet material layers, adopts the plastic basis material for the preparation of pre-coating film well known to those skilled in the art.In an embodiment of the present invention, the transverse tensile strength >=120MPa of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, the longitudinal tensile strength >=200MPa of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, transverse breakage elongation≤180% of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, longitudinal fracture elongation≤65% of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, static friction coefficient≤0.8 of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, kinetic friction coefficient≤0.8 of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, horizontal percent thermal shrinkage≤4.5% of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, longitudinal percent thermal shrinkage≤3% of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, mist degree≤2% of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, glossiness >=85% of plastic basis material in described plastic base sheet material layers.In an embodiment of the present invention, wetting tension >=38 of plastic basis material in described plastic base sheet material layers.
In an embodiment of the present invention, described plastic base sheet material layers comprises polypropylene film; In other examples, described plastic base sheet material layers comprises BiOriented Polypropylene Films.The present invention does not have special restriction to the source of plastic basis material in described plastic base sheet material layers, can be bought obtain, as the BiOriented Polypropylene Films that golden field (Tongcheng) Su Ye company limited can be adopted to provide by market.
In the present invention, the surface of described plastic base sheet material layers is with ridge design.In the present invention, the degree of depth of described ridge design is 5 microns ~ 15 microns; In an embodiment of the present invention, the degree of depth of described ridge design is 8 microns ~ 12 microns; In a further embodiment, the degree of depth of described ridge design is 10 microns.In the present invention, the width of described ridge design is 1mm ~ 5mm; In an embodiment of the present invention, the width of described ridge design is 2mm ~ 4mm.In an embodiment of the present invention, the area of described ridge design is 1mm
2~ 25mm
2; In other examples, the area of described ridge design is 5mm
2~ 20mm
2; In a further embodiment, the area of described ridge design is 10mm
2~ 15mm
2.In an embodiment of the present invention, the dense degree of described ridge design on plastic basis material surface is 50% ~ 75%; In other examples, the dense degree of described ridge design on plastic basis material surface is 55% ~ 70%; In a further embodiment, the dense degree of described ridge design on plastic basis material surface is 60%.The shape of the present invention to described ridge design does not have special restriction, as cross pattern, woven design or diamond texture.
The invention provides pre-coating film and comprise the hot melt adhesive layer being arranged on described another surface of plastic base sheet material layers.In an embodiment of the present invention, the thickness of described hot melt adhesive layer is 10 microns ~ 25 microns; In other examples, the thickness of described hot melt adhesive layer is 15 microns ~ 20 microns; In a further embodiment, the thickness of described hot melt adhesive layer is 17 microns ~ 19 microns.
In an embodiment of the present invention, in described hot melt adhesive layer, the density of hot melt adhesive is 0.93g/cm
3~ 0.94g/cm
3.In an embodiment of the present invention, in described hot melt adhesive layer, the melt flow rate (MFR) of hot melt adhesive is 50g/10min ~ 400g/10min; In other examples, in described hot melt adhesive layer, the melt flow rate (MFR) of hot melt adhesive is 100g/10min ~ 300g/10min; In a further embodiment, in described hot melt adhesive layer, the melt flow rate (MFR) of hot melt adhesive is 150g/10min ~ 200g/10min.In an embodiment of the present invention, in described hot melt adhesive layer, the tensile strength of hot melt adhesive is 50Kg/cm
2~ 80Kg/cm
2; In other examples, in described hot melt adhesive layer, the tensile strength of hot melt adhesive is 55Kg/cm
2~ 75Kg/cm
2; In a further embodiment, in described hot melt adhesive layer, the tensile strength of hot melt adhesive is 60Kg/cm
2~ 70Kg/cm
2.In an embodiment of the present invention, in described hot melt adhesive layer, the shore hardness of hot melt adhesive is 80 ~ 85; In other examples, in described hot melt adhesive layer, the shore hardness of hot melt adhesive is 84.In an embodiment of the present invention, in described hot melt adhesive layer the disrumpent feelings point of hot melt adhesive anti-to stretch intensity be 750% ~ 850%; In other examples, in described hot melt adhesive layer the disrumpent feelings point of hot melt adhesive anti-to stretch intensity be 780% ~ 820%; In a further embodiment, in described hot melt adhesive layer the disrumpent feelings point of hot melt adhesive anti-to stretch intensity be 800%.In an embodiment of the present invention, in described hot melt adhesive layer, the Vicat softening point of hot melt adhesive is 40 DEG C ~ 45 DEG C; In other examples, in described hot melt adhesive layer, the Vicat softening point of thermosol is 44 DEG C.In an embodiment of the present invention, in described hot melt adhesive layer, the fusing point of thermosol is 80 DEG C ~ 85 DEG C; In other examples, in described hot melt adhesive layer, the fusing point of hot melt adhesive is 81 DEG C.
In an embodiment of the present invention, described hot melt adhesive layer comprises ethylene-vinyl acetate copolymer.In an embodiment of the present invention, in described ethylene-vinyl acetate copolymer, the content of vinyl acetate between to for plastic is 5% ~ 40%; In other examples, in described ethylene-vinyl acetate copolymer, the content of vinyl acetate between to for plastic is 10% ~ 35%; In a further embodiment, in described ethylene-vinyl acetate copolymer, the content of vinyl acetate between to for plastic is 15% ~ 30%.
The present invention does not have special restriction to the source of hot melt adhesive in described hot melt adhesive layer, adopt the hot melt adhesive of mentioned kind well known to those skilled in the art, can be bought by market and obtain, as the hot melt adhesive that Korea S's Samsung, Korea S Han Hua or Mitsui company can be adopted to provide.
The invention provides a kind of preparation method of pre-coating film, comprising:
Carry out concavo-convex embossing to plastic basis material surface, form plastic base sheet material layers, the degree of depth of described concavo-convex embossing is 5 microns ~ 15 microns, and the width of described concavo-convex embossing is 1 millimeter ~ 5 millimeters;
At another surface-coated hot melt adhesive of described plastic basis material, obtain pre-coating film.
The present invention carries out concavo-convex embossing to plastic basis material surface, forms plastic base sheet material layers.In the present invention, described plastic basis material is consistent with the plastic basis material in plastic base sheet material layers described in technique scheme, does not repeat them here.In the present invention, described concavo-convex embossing can form ridge design on the surface of plastic base sheet material layers, described concavo-convex embossing makes the degree of depth of the degree of depth of formation ridge design, width, area, dense degree and shape and the ridge design described in technique scheme, width, area, dense degree and shape consistent, does not repeat them here.
In an embodiment of the present invention, the method for described concavo-convex embossing can be hot pressing embossing.In an embodiment of the present invention, thermocompressor can be adopted to carry out concavo-convex embossing to described plastic basis material surface, embossing roller in described thermocompressor can need carve different decorative patterns according to reality, as cross pattern, woven design or diamond texture, the mode heated by electric heating is heated embossing roller, makes ridge design in plastic basis material surface pressure.In an embodiment of the present invention, the temperature of described concavo-convex embossing is 100 DEG C ~ 140 DEG C; In other examples, the temperature of described concavo-convex embossing is 110 DEG C ~ 130 DEG C; In a further embodiment, the temperature of described concavo-convex embossing is 115 DEG C ~ 125 DEG C.In an embodiment of the present invention, the pressure of described concavo-convex embossing is 5MPa ~ 10MPa.In an embodiment of the present invention, the time of described concavo-convex embossing is 1s ~ 3s; In other examples, the time of described concavo-convex embossing is 2s.
After obtaining plastic base sheet material layers, the present invention, at another surface-coated hot melt adhesive of described plastic base sheet material layers, obtains pre-coating film.In the present invention, the kind of described hot melt adhesive and the hot melt adhesive in hot melt adhesive layer described in technique scheme and originate consistent, does not repeat them here.In the present invention, hot-melt is overlayed on the consistency of thickness of hot melt adhesive layer described in the coating thickness on described another surface of plastic basis material and technique scheme, do not repeat them here.
In an embodiment of the present invention, extrusion coated method can be adopted hot-melt to be overlayed on another surface of described plastic basis material, obtain pre-coating film.In an embodiment of the present invention, the extrusion temperature in described extrusion coated process is 180 DEG C ~ 220 DEG C; In other examples, the extrusion temperature in described extrusion coated process is 200 DEG C.In an embodiment of the present invention, extrusion coated machine can be adopted to carry out described extrusion coated.The present invention does not have special restriction to described extrusion coated machine, adopts extrusion coated machine well known to those skilled in the art, as the extrusion coated machine that Jiangmen city Hui Long plastics machinery company limited can be adopted to provide.
The invention provides a kind of printed matter, described printed matter surface is compounded with pre-coating film, and described pre-coating film is the pre-coating film described in technique scheme, or the pre-coating film that the method described in technique scheme prepares.
In the present invention, described pre-coating film is consistent with pre-coating film described in technique scheme, does not repeat them here.The kind of the present invention to described printed matter does not have special restriction, adopts printed matter well known to those skilled in the art, as paper printed matter.In an embodiment of the present invention, described pre-coating film can be compounded in the surface of printed matter by the method for hot pressing.In an embodiment of the present invention, the temperature of described hot pressing is 90 DEG C ~ 100 DEG C; In other examples, the temperature of described hot pressing is 92 DEG C ~ 98 DEG C; In a further embodiment, the temperature of described hot pressing is 94 DEG C ~ 96 DEG C.In an embodiment of the present invention, the pressure of described hot pressing is 10MPa ~ 15MPa; In other examples, the pressure of described hot pressing is 12MPa.In an embodiment of the present invention, the speed of described hot pressing is 8m/min ~ 12m/min; In other examples, the speed of described hot pressing is 10m/min.
Overlay film is carried out on the surface that pre-coating film provided by the invention is fitted in paper printed matter by the method for hot pressing, the temperature of described hot pressing is 95 DEG C, the time is 30m/min, pressure is 12MPa.Employing standard No. is the above-mentioned paper printed matter of standard testing of QB/T2889-2007 " Biaxially oriented polypropylene film (BOPP) (BOPP) pre-coating film " and the bond strength of pre-coating film, test result is, the bond strength of described paper printed matter and pre-coating film is 2.5N/M ~ 3N/M, meet the bond strength requirement of pre-coating film, pre-coating film provided by the invention meets service requirements.
Choose 3 volunteers to observe the surface of above-mentioned paper printed matter with pre-coating film, the volunteer of 100% thinks that paper printed matter has the part of ridge design to present dumb light with the surface of pre-coating film, the part of no concave-convex decorative pattern presents light, has good surface three-dimensional sense.
Following examples of the present invention raw material used is commercial goods, and BiOriented Polypropylene Films used is that golden field (Tongcheng) Su Ye company limited provides, the hot melt adhesive of the E182L model that hot melt adhesive used provides for Korea S's Samsung.
Embodiment 1
Thermocompressor is adopted to carry out concavo-convex embossing to the BiOriented Polypropylene Films surface that thickness is 30 microns, in described thermocompressor, embossing roller is carved with cross pattern, temperature in described concavo-convex embossing processes is 100 DEG C, pressure is 10MPa, speed is 10m/ minute, and on BiOriented Polypropylene Films surface, Formation Depth is 6 microns, width is 3mm, area is 18mm
2, densely distributed degree be 70% cross ridge design;
The extrusion coated machine provided by Jiangmen city Hui Long plastics machinery company limited is extrusion coated on another surface of above-mentioned BiOriented Polypropylene Films at 200 DEG C by hot melt adhesive, forms the hot melt adhesive layer that thickness is 10 microns, obtains pre-coating film.
According to the method described in technique scheme, the pre-coating film embodiment of the present invention 1 prepared is at paper printed matter surface overlay film, the bond strength of test paper printed matter and pre-coating film, test result is, the bond strength of the pre-coating film that the embodiment of the present invention 1 prepares and paper printed matter is 2.5N/M, meets the service requirements of pre-coating film.
According to the method described in technique scheme, test adopts the stereoeffect of paper printed matter surface after the pre-coating film that provides of the embodiment of the present invention 1 and paper printed matter compound, test result is, the volunteer of 100% thinks that paper printed matter has stronger stereoeffect with the surface of pre-coating film.
Embodiment 2
Thermocompressor is adopted to carry out concavo-convex embossing to the BiOriented Polypropylene Films surface that thickness is 36 microns, in described thermocompressor, embossing roller is carved with woven design, temperature in described concavo-convex embossing processes is 120 DEG C, pressure is 8MPa, speed is 10m/ minute, and on BiOriented Polypropylene Films surface, Formation Depth is 5 microns, width is 1mm micron, area is 5mm
2, densely distributed degree be 75% woven design ridge design;
The extrusion coated machine provided by Jiangmen city Hui Long plastics machinery company limited is extrusion coated on another surface of above-mentioned BiOriented Polypropylene Films at 200 DEG C by hot melt adhesive, forms the hot melt adhesive layer that thickness is 17 microns, obtains pre-coating film.
According to the method described in technique scheme, the pre-coating film embodiment of the present invention 2 prepared is at paper printed matter surface overlay film, the bond strength of test paper printed matter and pre-coating film, test result is, the bond strength of the pre-coating film that the embodiment of the present invention 2 prepares and paper printed matter is 2.5N/M, meets the service requirements of pre-coating film.
According to the method described in technique scheme, test adopts the stereoeffect of paper printed matter surface after the pre-coating film that provides of the embodiment of the present invention 2 and paper printed matter compound, test result is, the volunteer of 100% thinks that paper printed matter has stronger stereoeffect with the surface of pre-coating film.
Embodiment 3
Thermocompressor is adopted to carry out concavo-convex embossing to the BiOriented Polypropylene Films surface that thickness is 45 microns, in described thermocompressor, embossing roller is carved with diamond texture, temperature in described concavo-convex embossing processes is 140 DEG C, pressure is 10MPa, speed is 10m/ minute, and on BiOriented Polypropylene Films surface, Formation Depth is 5 microns, width is 5 microns, area is 25mm
2, densely distributed degree be 50% diamond ridge design;
The extrusion coated machine provided by Jiangmen city Hui Long plastics machinery company limited is extrusion coated on another surface of above-mentioned BiOriented Polypropylene Films at 200 DEG C by hot melt adhesive, forms the hot melt adhesive layer that thickness is 25 microns, obtains pre-coating film.
According to the method described in technique scheme, the pre-coating film embodiment of the present invention 3 prepared is at paper printed matter surface overlay film, the bond strength of test paper printed matter and pre-coating film, test result is, the bond strength of the pre-coating film that the embodiment of the present invention 3 prepares and paper printed matter is 2.5N/M, meets the service requirements of pre-coating film.
According to the method described in technique scheme, test adopts the stereoeffect of paper printed matter surface after the pre-coating film that provides of the embodiment of the present invention 3 and paper printed matter compound, test result is, the volunteer of 100% thinks that paper printed matter has stronger stereoeffect with the surface of pre-coating film.
Comparative example 1
The light pre-coating film of the HZL model that employing Chaoan new century source industrial corporation provides.
According to the method described in technique scheme, the light pre-coating film that comparative example 1 of the present invention is provided and paper printed matter overlay film, employing standard No. is the standard of QB/T2889-2007 " Biaxially oriented polypropylene film (BOPP) (BOPP) pre-coating film ", test paper printed matter is with the mist degree on light pre-coating film surface, test result is, after the light pre-coating film that comparative example 1 of the present invention provides and paper printed matter compound, the mist degree of paper printed matter surface is 4%; According to the method described in technique scheme, test adopts the stereoeffect of paper printed matter surface after the light pre-coating film that provides of comparative example 1 of the present invention and paper printed matter compound, test result is, the volunteer of 100% thinks the surface smoothing of paper printed matter with pre-coating film, without stereoeffect.
As seen from the above embodiment, the invention provides a kind of pre-coating film, comprising: plastic base sheet material layers, described plastic base sheet material layers surface band has ridge design, and the degree of depth of described ridge design is 5 microns ~ 15 microns, and the width of described ridge design is 1 millimeter ~ 5 millimeters; Be arranged on the hot melt adhesive layer on described another surface of plastic base sheet material layers.Pre-coating film surface provided by the invention is with ridge design, after this pre-coating film and printed matter compound, part with ridge design presents matte effect, part without ridge design presents light effect, the surface of printed matter can be made to produce stereoscopic sensation, to printed matter, there is good decorative effect; And the present invention is by the control to the ridge design degree of depth and width, make this pre-coating film not affect its cohesive strength while having better stereoeffect, pre-coating film provided by the invention can meet service requirements.
Claims (10)
1. a pre-coating film, comprising:
Plastic base sheet material layers, described plastic base sheet material layers surface band has ridge design, and the degree of depth of described ridge design is 5 microns ~ 15 microns, and the width of described ridge design is 1 millimeter ~ 5 millimeters;
Be arranged on the hot melt adhesive layer on described another surface of plastic base sheet material layers.
2. pre-coating film according to claim 1, is characterized in that, described ridge design is cross pattern, woven design or diamond texture.
3. pre-coating film according to claim 1, is characterized in that, the area of described ridge design is 1mm
2~ 25mm
2.
4. pre-coating film according to claim 1, is characterized in that, the thickness of described plastic base sheet material layers is 30 microns ~ 45 microns.
5. pre-coating film according to claim 1, is characterized in that, described plastic base sheet material layers comprises polypropylene film.
6. pre-coating film according to claim 1, is characterized in that, the thickness of described hot melt adhesive layer is 10 microns ~ 25 microns.
7. pre-coating film according to claim 1, is characterized in that, described hot melt adhesive layer comprises ethylene-vinyl acetate copolymer.
8. a preparation method for pre-coating film, comprising:
Carry out concavo-convex embossing to plastic basis material surface, form plastic base sheet material layers, the degree of depth of described concavo-convex embossing is 5 microns ~ 15 microns, and the width of described concavo-convex embossing is 1 millimeter ~ 25 millimeters;
At another surface-coated hot melt adhesive of described plastic basis material, obtain pre-coating film.
9. preparation method according to claim 8, is characterized in that, the temperature of described concavo-convex embossing is 100 DEG C ~ 140 DEG C.
10. a printed matter, described printed matter surface is compounded with pre-coating film, and described pre-coating film is the pre-coating film in claim 1 ~ 7 described in any one, or the pre-coating film that the method described in claim 8 or 9 prepares.
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| CN109278403A (en) * | 2018-09-12 | 2019-01-29 | 温州光明印刷机械有限公司 | A kind of new type of paper overlay film embossing technique method |
| WO2022097129A1 (en) | 2020-11-05 | 2022-05-12 | Torres Sebastian Agustin | Laminated plastic film for high-speed forming of plastic packages |
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| CN201933046U (en) * | 2011-01-21 | 2011-08-17 | 北京康得新复合材料股份有限公司 | Biaxial oriented polypropylene (BOPP) embossed pre-coating film |
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| CN201933046U (en) * | 2011-01-21 | 2011-08-17 | 北京康得新复合材料股份有限公司 | Biaxial oriented polypropylene (BOPP) embossed pre-coating film |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109278403A (en) * | 2018-09-12 | 2019-01-29 | 温州光明印刷机械有限公司 | A kind of new type of paper overlay film embossing technique method |
| WO2022097129A1 (en) | 2020-11-05 | 2022-05-12 | Torres Sebastian Agustin | Laminated plastic film for high-speed forming of plastic packages |
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Address after: 515638 Chaoan Economic Development Zone, Guangdong, China Zhuang Street Applicant after: Guangdong Xinjiyuan composite materials Limited by Share Ltd Address before: 515638 Guangdong Province Economic Development Zone Chaozhou city Chaoan District Hua Zhuang Street Chaoan New Era Industrial Co. Ltd. Applicant before: NEW ERA INDUSTRIAL CO., LTD. |
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Application publication date: 20151209 |