Metal composite film
Technical field
The present invention relates to a kind of metal composite film, particularly a kind of is the metal composite film of skeleton with the aluminium foil.
Background technology
Plastic foil is widely used in incrustations such as refrigerator, washing machine, smallpox furred ceiling, cabinet, compartment and pastes usefulness.Product has and enriches changeable printed patterns and color, super tall and erect processability, good ultraviolet radiation preventing, has outstanding weatherability and anticorrosion moisture resistance.In recent years, in the household electrical appliance industry, rise gradually at the surface of steel plate composite plastic film, can not only play protective action, also have decoration function, have good appearance, but plastic foil but hides or has changed metal scale gloss, has lost the peculiar texture of metal material.More in recent years, have the plastic foil gained popularity of metal wire-drawing effect, existing plastic foil manufacturer generally adopts the mode of printing to reach metal effect, but its effect and real metal wire-drawing effect differ greatly.
CN2734476Y (application number 2004200787926, applying date 2004.8.16) a kind of PET plastics aluminium foil PVC composite plastic film is disclosed, this composite membrane comprises aluminium foil, the outer surface of aluminium foil is manufactured with embossed layers, embossed layers is bonded with the PET plastic layer by adhesive layer, the PET plastic layer is provided with gloss varnish, and the inner surface of aluminium foil is bonded with the PVC plastic layer by adhesive layer; The utility model can be selected multicolour and pattern by plastic foil, can embody metallic luster and texture that aluminium foil brings again, can also make embossing at aluminium foil surface, makes the pattern of composite membrane more rich and varied.
CN1654201A (application number 2005100382026, applying date 2005.1.19) a kind of PET plastics-compound armorplate glass of PVC plastics is disclosed, comprise armorplate glass, the surface of described glass plate is compounded with the PET plastic foil with tack coat, the surface of PET plastic foil is compounded with the PVC plastic foil with tack coat, and PET plastic foil and PVC plastic foil are equipped with printed layers on compound surface; The present invention can be with being uses such as household electrical appliances door-plate, top-grade furniture, cooking apparatus, decoration panel, and not only bright in luster, pattern enriches, and can substitute the color steel use.
But, clearly, more than two disclosed clad aluminum foil plates of document or compound armorplate glass all have significant disadvantages: in CN2734476Y, at the outermost layer of foil laminated film, i.e. the skin of PET plastic layer, that be coated with stain is gloss varnish (Glazing paint), an important feature of this gloss varnish is very bright, too bright result can cause shortcomings such as reflective, dazzling, and impairment metal visual effect originally, thereby in many occasions and inapplicable; Another problem that exists among the CN2734476Y is, outer surface at aluminium foil is provided with one deck embossed layers, because the existence of embossed layers, make the outer surface of aluminium foil present uneven, the adhesive layer that is coated with stain at this rough outer surface also must present became uneven, thereby the adhesive layer of otherwise transparent can produce uneven physical phenomenon to light transmission, reflection and/or refraction because of self became uneven, thereby influences the visual effect of product greatly; Another problem that can not be ignored that technical scheme among the CN2734476Y exists is, the gloss varnish that it is surface-coated, product use early stage, can seem very bright, but prolongation along with service time, particularly under solar light irradiation, former gloss paint can be very fast aging, and visual effect can obvious variation take place with the prolongation of service time.In CN1654201A, there is variety of issue too, both sides at tack coat all are coated with the stain printed layers, and tack coat is transparent, need the pattern of two printed layers to print symmetrically like this, just can show the effect that hope shows, still, those skilled in the art know that, the pattern that need print two-layer complete symmetry on a big plane is extremely difficult, and cost also is quite high.
Therefore, it is simple to develop a kind of manufacturing process, and good visual effect can embody the design color and/or the pattern of product fully, and the metal composite film of product appearance good stability, is still those skilled in the art's urgent problem.
The utility model content
Technical problem to be solved in the utility model is, overcomes existing composite membrane product manufacture complexity, visual effect are bad, can not embody product fully design color and/or pattern, and the problem of product appearance stability difference.
In order to address the above problem, the utility model provides a kind of metal composite film, it is to be composited by PET plastic layer, aluminium foil and PVC plastic foil, can show multicolour and pattern by the printing pattern layer of plastic foil PET plastics, can embody the effect of peculiar gloss of metal material and metal wire-drawing again.
For this reason, the utility model provides a kind of metal composite film, comprises aluminium foil layer 1, is bonded in the PET plastic layer 4 of described aluminium foil layer 1 one sides and is bonded in the PVC plastic layer 6 of described aluminium foil layer 1 opposite side by adhesive layer 2 by adhesive layer 2; It is characterized in that: be provided with printing pattern layer 3 at described PET plastic layer 4 near a side of adhesive layers, be provided with unglazed enamelled coating 5 at the opposite side of described PET plastic layer 4.
According to the metal composite film that the utility model further provides, wherein: described aluminium foil layer 1 is a dull surface in PET plastic layer 4 one sides.
According to the metal composite film that the utility model further provides, wherein: described aluminium foil layer 1 is the light face in PVC plastic layer 6 one sides.
Unglazed enamelled coating of the present utility model adopts lusterless paint to coat and forms, described lusterless paint (fiat paint) is known to a person of ordinary skill in the art, refer to that specifically coating gloss is lower than the coating of 30 (60 ° of angular measurement gloss), be also referred to as flat enamel, this is a kind of lusterless colored paint, pigment is more in the formula components, and add flatting agent, after the brushing drying, paint film does not have reflective strongly, to the non-stimulated influence of people's optic nerve, be specially adapted to the indoor wall in places such as daily household electrical appliance, hospital, theatre, office, also be used for instrument, instrument etc.
PET plastic layer of the present utility model is meant the skim that adopts the PET plastic foil to make, and described PET plastics are well known to a person skilled in the art, also are that this area is general.
PVC plastic layer of the present utility model is meant the skim that adopts the PVC plastic foil to make, and described PVC plastics are well known to a person skilled in the art, also are that this area is general.
Printing pattern layer of the present utility model is meant by mode of printing to be printed on the described PET plastic layer that pattern wherein can be continuous, also can be interrupted; Can be that thickness is uniform, also can be arranged to heterogeneously, for example be arranged to the pattern of texture form.
Metal composite film manufacturing process of the present utility model is simple, and good visual effect can embody the design color and/or the pattern of product fully, and the product appearance good stability, and its advantage is specific as follows:
1, the utility model can be compounded in the surface of steel plate, plays decoration, protection and attractive in appearance, and has effects such as antirust, waterproof, and manufacture craft is simple, easy to operate.
2, the utility model can be in exhibit metallic texture on the PET plastic layer printed patterns, to reach colourful appearance.
3, the utility model has increased metal wire-drawing effect and metal-like that aluminium foil brings on the basis that keeps common plastics pad pasting characteristics.
4, the utility model is at the outer surface of its plastic foil PET plastics, reduce the glossiness of plastic foil by surface treatment, make aluminium foil layer below the plastic layer show the wire drawing lines and the metal-like of itself, this UV treatment of carrying out in process of production equally also can reduce product aging speed in use.
5, the utility model outermost layer adopts unglazed enamelled coating, this unglazed enamelled coating, and after the brushing drying, paint film does not have reflective strongly, to the non-stimulated influence of people's optic nerve, is specially adapted to the indoor wall in places such as daily household electrical appliance, hospital, theatre, office.
In addition, compare with the scheme of employing glass among the CN1654201A, metal composite film of the present utility model is coated with outside the PET plastic layer with unglazed enamelled coating, this unglazed enamelled coating can not present the strong reflect light effect, can effectively absorb the light of visual sensory, do not have dazzling sense, can perfection embody the pattern and the metal-like of metal composite film inside, can satisfy the aesthetic of different consumer groups according to designed technique effect and ask.
Description of drawings
The utility model will be further described below in conjunction with drawings and Examples:
Fig. 1 is a section structure schematic diagram of the present utility model.
Wherein, main Reference numeral is as follows:
1, aluminium foil 4, PET plastic layer
2, adhesive layer 5, unglazed enamelled coating
3, printing pattern layer 6, PVC plastic layer
The specific embodiment
Further specify the utility model below with reference to accompanying drawing by the specific embodiment, purpose is the usefulness that explains for the ease of understanding the utility model, is not to be used to limit the utility model.
Design of the present utility model is, improves the performance of product by improving the metal composite membrane structure, makes the metal composite film manufacturing process simple, and good visual effect can embody the design color and/or the pattern of product and product appearance good stability fully.
Metal composite film provided by the utility model comprises aluminium foil layer 1, is bonded in the PET plastic layer 4 of described aluminium foil layer 1 one sides and is bonded in the PVC plastic layer 6 of described aluminium foil layer 1 opposite side by adhesive layer 2 by adhesive layer 2; It is characterized in that: be provided with printing pattern layer 3 at described PET plastic layer 4 near a side of adhesive layers, be provided with unglazed enamelled coating 5 at the opposite side of described PET plastic layer 4.
Specifically see also Fig. 1, it is a section structure schematic diagram of the present utility model.As shown in the figure, metal composite film of the present utility model comprises from inside to outside successively: unglazed enamelled coating 5, PET plastic layer 4, printing pattern layer 3, adhesive layer 2, aluminium foil layer 1, adhesive layer 2 and PVC plastic layer 6.
In another embodiment, described aluminium foil layer 1 is dull surface in PET plastic layer 4 one sides, and is not shown.
In another embodiment, described aluminium foil layer 1 is the light face in PVC plastic layer 6 one sides, and is not shown.
In another embodiment, the lateral surface of described PET plastic layer 4 is the unglazed treated side through UV treatment, and is not shown.
The utility model can be compounded in the surface of steel plate, plays decoration, protection and attractive in appearance; The utility model has increased metallic luster and texture that aluminium foil brings on the basis that keeps common plastics pad pasting characteristics.
By the detailed description of above specific embodiment, hope can clearer description the utility model, but is not to be used to limit the utility model with above-mentioned disclosed preferred embodiment.Claim of the present utility model should be done the wideest explanation according to above-mentioned explanation, with the arrangement that causes it to contain all possible change and have equality.