CN202685485U

CN202685485U - UV (ultraviolet) soft touch membrane

Info

Publication number: CN202685485U
Application number: CN 201220337988
Authority: CN
Inventors: 陈建会
Original assignee: ZHEJIANG TRILLION GAME TECHNOLOGY Co Ltd
Current assignee: ZHEJIANG TRILLION GAME TECHNOLOGY Co Ltd
Priority date: 2012-07-13
Filing date: 2012-07-13
Publication date: 2013-01-23
Anticipated expiration: 2022-07-13

Abstract

The utility model discloses a UV (ultraviolet) soft touch membrane which comprises an optical base film for loading a decorative pattern on the surface of an object, wherein a PU (polyurethane) coating layer is arranged on the optical base film, and a talcum powder particle texture is arranged on the surface of the PU coating layer. The talcum powder particle texture is arranged on the surface of the PU coating layer on the UV soft touch membrane, therefore, a soft touch effect on the surface of a decorative object inside a die is effectively achieved; a smooth touch effect of the decorative object inside the die is also improved by the talcum powder particle texture; hand perspiration is not easily generated when a person touches the membrane, and the defects that a talcum powder ingredient is added to the PU paint to affect an aging test and an abrasion test are effectively overcome.

Description

The soft sense of touch film of a kind of UV

Technical field

The utility model relates to the technical field of surface of optical engineering film, is specifically related to the soft sense of touch film of a kind of UV.

Background technology

In the decoration technique inside mold, the carrier of article surface decorative pattern is PET or PC optical thin film, and these two kinds of engineering plastics optical thin films have certain surface strength and toughness, through after the thermoforming, can stablize the maintenance shape long term when production and processing.But these two kinds of film surfaces all are that relative hardness is higher, soft sense of touch poor effect.For being touched, film surface on the relative article has soft sense of touch, the PU coating that need to have soft sense of touch in its surface printing or coating.But the matter of PU coating own is soft and with puckery anti-skidding feel, do not have smooth sense of touch, in PU coating, add talcum powder, has smooth sense of touch when can make the film surface of relative article have soft sense of touch, but add talcous PU coating, can produce the chemicals test that hand perspiration and then impact are carried out film when the people touches, and the feasibility of the wear-resisting test of film surface will reduce greatly also.

The utility model content

The technical problems to be solved in the utility model provides the soft sense of touch film of a kind of UV, soft sense of touch and smooth performance that can the Effective Raise film surface, and the people is difficult for producing hand perspiration when touching simultaneously.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the soft sense of touch film of a kind of UV, comprise the optics base film layer of bearing article incrustation pattern, the optics base film layer is provided with the PU coating layer, and described PU painting layer surface is provided with talcum powder graininess texture.PU painting layer surface on the soft sense of touch film of UV is provided with talcum powder graininess texture, has effectively realized the soft sense of touch effect of in-mold decoration article surface, and talcum powder graininess texture has also improved the smooth sense of touch effect of in-mold decoration article simultaneously; And the people is difficult for producing hand perspiration when touching, and effectively having forgone adds the drawback of talcum powder composition influence burn-in test and wear-resisting test in PU coating.

As a kind of improvement, described optics base film layer upper and lower surface is equipped with following layer.Following layer has preferably attachment characteristic, can improve the stability of the soft film structure with favorable tactility of UV.

As a kind of improvement, described optics base film layer is the PET film.PET plastic molecules structure height is symmetrical, has certain crystalline orientation ability; The PET plastics have good optical property and weatherability, and amorphous PET plastics have good optical transparence; The PET plastics have good rub resistance and dimensional stability and electrical insulating property in addition; The PET plastics have also that intensity is large, the transparency is good, nontoxic, impermeable, quality light, the production efficiency advantages of higher.

As a kind of improvement, described optics base film layer is the PC film.That the PC film has is unformed, colourless or little yellow thermoplastic engineering plastic of odorless, nontoxic, highly transparent, has good physical and mechanical properties, and especially resistance to impact is excellent, and hot strength, bending strength, compressive strength are high, little, the dimensionally stable of creep properties; Have good heat resistance and lower temperature resistance, have stable mechanical property in larger temperature range, dimensional stability and good flame resistance can be-60 ~ 120 ℃ of lower long-term uses.

The technical solution adopted in the utility model, its beneficial effect is: the PU painting layer surface on the soft sense of touch film of UV is provided with talcum powder graininess texture, effectively realized the soft sense of touch effect of in-mold decoration article surface, simultaneously talcum powder graininess texture has also improved the smooth sense of touch effect of in-mold decoration article, and has effectively forgone add the drawback of talcum powder composition influence burn-in test and wear-resisting test in PU coating.

Description of drawings

Below in conjunction with accompanying drawing the utility model is described further:

Fig. 1 is the structural representation of a kind of embodiment of the utility model;

Fig. 2 is the partial enlarged drawing of II among Fig. 1.

The specific embodiment

The structural representation of a kind of embodiment of the utility model as shown in Figure 1, the soft sense of touch film of described a kind of UV, comprise the optics base film layer 3 of bearing article incrustation pattern, optics base film layer 3 is provided with PU coating layer 1, and described PU coating layer 1 surface is provided with talcum powder graininess texture.PU coating layer 1 surface on the soft sense of touch film of UV is provided with talcum powder graininess texture, effectively realized the soft sense of touch effect of in-mold decoration article surface, simultaneously talcum powder graininess texture has also improved the smooth sense of touch effect of in-mold decoration article, and has effectively forgone add the drawback of talcum powder composition influence burn-in test and wear-resisting test in PU coating.

In the present embodiment, described optics base film layer 3 upper and lower surfaces also are provided with following layer 2, and following layer 2 has preferably attachment characteristic, can play the effect that is adhered fixed preferably.

In the present embodiment, described optics base film layer 3 is the PET film, utilizes many architectural characteristics of PET: PET plastic molecules structure height is symmetrical, has certain crystalline orientation ability; The PET plastics have good optical property and weatherability, and amorphous PET plastics have good optical transparence; The PET plastics have good rub resistance and dimensional stability and electrical insulating property in addition.

The talcum powder graininess texture that the described PU coating layer of present embodiment 1 surface is provided with, formed by the Mould Machining that is provided with talcum powder graininess texture, when this mould of design processing, take the physical characteristic of talcum powder particle surface as technical standard, machined surface to mould is copied, the technique effect that adds the talcum powder composition in the batching that coexists such as to reach, process is made the mixing material dropping to PU and UV curing agent on mould, antiadhesion barrier covered cover mixing material on the mould, the interlayer gap size of forming bench compacting roller is set according to the soft sense of touch film thickness of UV, start forming bench, mould and antiadhesion barrier are pressed the compacting roller clip lamellar spacing that roller rolls into forming bench, realization is carried out the roll extrusion typing to the soft sense of touch film of UV, then selecting UV light irradiation mixing material to finish UV solidifies, the high-pressure sodium lamp of the preferred 100W/CM of UV lamp wherein, and the UV lamp is provided with several, should turn on light in turn when turning on light, every lamp interval is about 1 minute, do not open simultaneously, avoid in the UV light-illuminating, increasing the environment temperature of the soft sense of touch film forming of UV, after irradiation is finished, get blowing apparatus to die surface blowing cooling.Behind the soft sense of touch film forming of UV, take off antiadhesion barrier, the demoulding of the soft sense of touch film of UV obtains the soft sense of touch film of UV.

In above-described embodiment, described optics base film layer can also be the PC film, that the PC film has is unformed, colourless or little yellow thermoplastic engineering plastic of odorless, nontoxic, highly transparent, has good physical and mechanical properties, especially resistance to impact is excellent, hot strength, bending strength, compressive strength height, creep properties is little, dimensionally stable; Have good heat resistance and lower temperature resistance, in wider temperature range, have stable mechanical property, dimensional stability and anti-flammability, can be-60 ~ 120 ℃ of lower long-term uses; The food ingredient of the soft sense of touch film of described UV can also comprise the talcum arogel that contains a small amount of talcum powder composition, on the basis that does not affect dependence test, further increases the smooth sense of touch effect of the soft sense of touch film of UV.

Except above preferred embodiment, the utility model also has other embodiment, those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from spirit of the present utility model, all should belong to the defined scope of the utility model claims.

Claims

1. soft sense of touch film of UV comprises the optics base film layer (3) of bearing article incrustation pattern, and it is characterized in that: described optics base film layer (3) is provided with PU coating layer (1), and described PU coating layer (1) surface is provided with talcum powder graininess texture.

2. according to according to the soft sense of touch film of claim 1 described a kind of UV, it is characterized in that: described optics base film layer upper and lower surface is equipped with following layer (2).

3. according to claim 1 or the soft sense of touch film of 2 described a kind of UV, it is characterized in that: described optics base film layer (3) is the PET film.

4. according to claim 1 or the soft sense of touch film of 2 described a kind of UV, it is characterized in that: described optics base film layer (3) is the PC film.