JPH0894837A - Polarizing plate, polarizing anti-fogging plate and anti-fogging plate with hologram stereoscopic image - Google Patents

Abstract

PURPOSE: To expand the application of a polarizing plate, polarizing anti-fogging plate and anti-fogging plate by adding fashion function to the unique performance thereof. CONSTITUTION: A film 5, on which a hologram layer 4 is formed, is laminated on at least one surface of the polarizing plate (polarizing film 1, transparent substrates 2, 2' on both surface) integrally with an adhesive layer 6. A hard coat layer 3 is preferably provided on the surface on the film 5. A film, on which a hologram stereoscopic image is formed, is laminated integrally also on the polarizing anti-fogging plate and the anti-fogging plate to integrate.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a polarizing plate with a hologram stereoscopic image, a polarized anti-fog plate and an anti-fog plate.

[0002]

2. Description of the Related Art Generally, a polarizing plate, a polarized anti-fog plate, and an anti-fog plate have their own unique polarization performance, polarized anti-fog performance, and anti-fog performance. It was processed and sold as products such as polarized anti-fog goggles, anti-fog goggles, various eyeglasses, and safety equipment. Similarly, for the hologram stereoscopic image, the stereoscopic image is displayed as a functional product unique to the hologram stereoscopic image,
It was adopted and used as various publications, books, pamphlets, prepaid cards, calendars, and other products.

[0003]

The conventional products such as polarized sunglasses and anti-fog goggles merely make use of their unique functions, and there are limits to the age group and application.
Therefore, in order to expand the applications of various products utilizing the conventional single and unique functions, it is required to develop a product which is added to other functions and is applicable to a wide age group from young to old. An object of the present invention is to provide a polarizing plate with a hologram stereoscopic image, a polarized anti-fog plate, and an anti-fog plate that can meet the above requirements.

[0004]

The above-mentioned object of the present invention is, as described in claim 1, at least a polarizing plate obtained by laminating transparent substrates on both sides of a polarizing film having iodine or dye as a polarizing element. It is achieved by laminating and integrating a transparent film having a hologram stereoscopic image formed on one surface. It is desirable to form a hard coat layer on the hologram stereoscopic image film as described in claim 2.
Further, as described in claims 3 and 4, it is achieved by sticking a transparent film having a hologram stereoscopic image formed on the surface of the polarized anti-fog plate or the anti-fog plate.

[0005]

Operation: A polarizing plate with a hologram stereoscopic image according to the present invention,
The polarized anti-fogging plate or the anti-fogging plate with a hologram stereoscopic image has a fashion function added by the hologram stereoscopic image film in addition to the unique performance described above.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below with reference to the drawings.
To do. FIG. 1 is a hologram solid showing a first embodiment of the present invention.
FIG. 3 is a cross-sectional view of a polarizing plate A with an image, the polarizing plate A being a hard core.
Polarizing plate with lens A₁A film with hologram stereoscopic image ₂
It is made by pasting and integrating. Polarizing plate with hard coat
A₁In, 1 is for polyvinyl alcohol film
A polarizing film that is stretched and oriented by adsorbing iodine or dye
Yes, and protect both sides with transparent substrates 2 and 2 '.
Form a light plate, and on the back surface of the transparent substrate 2 '
The hard coat layer 3 is provided. Hologram
Film with image A₂Supports the hologram layer 4 and this
Film 5 The hologram layer 4 is, for example, one
Apply a photosensitive resin on one side of the axial polyester film,
Transparent hologram by known holographic technology
Obtained by forming a stereoscopic image. In addition, in FIG.
Then, the film A with hologram stereoscopic image₂Of the polarizing plate
It may be affixed on both sides, but in this case a transparent substrate
The hard coat layer 3 on the 2'side can be omitted.

FIG. 2 shows a sectional view of a hologram stereoscopic image film A ₃ with an adhesive release film. This hologram stereoscopic image film A ₃ with an adhesive release film has an adhesive layer 6 on the hologram layer 4 of the film A ₂ with a hologram stereoscopic image.
The polyester release film 7 is adhered via the above. When used, the release film 7 may be peeled off and attached to an object such as a polarizing plate. FIG. 3 shows a cross-sectional view of a hologram stereoscopic image film A ₄ with an adhesive release film having a hard coat. The hologram stereoscopic image film A ₃ with an adhesive release film has a hard surface on the surface opposite to the hologram layer 4 of the film 5. A coat layer 3'is provided to provide abrasion resistance.

FIG. 4 is a sectional view of a polarizing plate with a holographic stereoscopic image having a hard coat showing a second embodiment of the present invention.
It is those using a hologram stereoscopic image with film A耐磨hologram scratched highly hard coating with adhesive release film stereoscopic image film A ₄ instead of ₂ in FIG. 1,
The durability is improved.

FIG. 5 is a cross-sectional view of a polarizing antifogging plate B with a hologram stereoscopic image and a hard coat showing a third embodiment of the present invention. This with the hard coat hologram stereoscopic image with polarizing antifogging plate B is the one transparent substrate 2 of the normal polarizing plate in FIG. 1 bonded to the hologram stereoscopic image film A ₂ dated hardcoat other transparent substrate 2 ' The anti-fog plate 8 is attached to and laminated integrally.

FIG. 6 is a cross-sectional view of an anti-fog plate C with a hologram three-dimensional image having a hard coat showing a fourth embodiment of the present invention. The anti-fog plate 8 has the above-mentioned hologram three-dimensional image film A _{2 having the} hard coat. It is made by pasting together. Hereinafter, a method of manufacturing the polarizing plate A with the hologram stereoscopic image or the anti-fog plate C with the hologram stereoscopic image will be specifically described.

[0011]

[Prototype Example 1] (Production of polarizing plate A with hologram stereoscopic image) 1) Production of polarizing plate A ₁ with hard coat As a transparent substrate 2, a thickness 3 made by Fuji Photo Film Co., Ltd. was used.
A 10μ triacetyl cellulose film (TAC) was used. The transparent substrate 2'was produced by subjecting one side of the TAC film to a hard coat treatment. Methylated melamine resin as a hard coating agent (Sumitomo Chemical Co., Ltd.)
40 parts and Sumitex Softener (Sumitomo Chemical Co., Ltd.)
A hard coat solution was prepared by adding 85 parts of ethyl alcohol and 1.5 parts of 35% hydrochloric acid as a curing agent to 15 parts of a mixed solution of 60 parts. This solution was applied to a TAC film with a reverse coater at an operating speed of 2.5 m / min, and dried and cured at 100 ° C. for 2 minutes to form a hard-coating hard coat layer 3 with high sharpness on the TAC film surface. Thus, a transparent substrate 2'with a hard coat on one side was obtained. The transparent substrate 2 and the transparent substrate 2'having a hard coat on one side were attached to each other with the polarizing film 1 as the center through an adhesive to prepare a polarizing plate A ₁ with a hard coat.

2) Production of film A ₂ with hologram three-dimensional image A uniaxial polyester film having a thickness of 25 μ is used as film 5, a photosensitive resin layer is formed on one surface thereof, and a transparent hologram three-dimensional film is formed by a known holographic technique. The hologram layer 4 having an image was formed to obtain a hologram stereoscopic image-bearing film A ₂ . Next, as shown in FIG.
Separately, using a pressure sensitive adhesive coating machine, a pressure sensitive adhesive layer 6 made of an acrylic pressure sensitive adhesive was formed on one side of a 38 μm thick polyester release film 7, and the hologram layer 4 and the pressure sensitive adhesive layer 6 of the hologram stereoscopic image-bearing film A ₂ were formed. And 3 were simultaneously laminated and integrated, and a hologram stereoscopic image film A ₃ with an adhesive release film was produced as a prototype. Next, while peeling off the release film 7,
A polarizing plate A with a hologram stereoscopic image was prototyped by laminating and integrating the transparent substrate 2 of the polarizing plate A ₁ with a hard coat.

(Hologram with hard coat Hologram with stereoscopic image
Production of optical plate A ') Polarizing plate A with the above hologram stereoscopic image
Can be commercialized as is, but further
In order to further improve durability, as shown in Fig. 3,
The surface of the gram-layered film 5 is abraded as in the case of FIG.
By forming a hard coat layer 3'with high scratch resistance,
Holographic stereoscopic image film with adhesive release film
A _FourWas produced. This film A_FourUse of Figure 4
A hard-coated holographic 3D polarizing plate A '
I made a prototype.

The materials such as the hard coat polarizing plate A ₁ , the hologram stereoscopic image-bearing film A ₂ , and the adhesive release film hologram stereoscopic image film A ₃ are the materials such as the hue, thickness, and stereoscopic image pattern of the polarizing plate. The design and configuration can be freely changed or selected, and the product can be manufactured according to various products and uses.

[0015]

[Prototype Example 2] (Manufacture of Polarizing Antifogging Plate B with Hologram Stereoscopic Image with Hard Coat) First, as shown in FIG. 5, a transparent substrate 2'of a polarizing plate is used.
A polarizing anti-fog plate B ₁ was manufactured by laminating and integrating the anti-fog plate 8 with an adhesive. Furthermore, the transparent substrate 2 of the polarized anti-fog plate B ₁
Was fabricated a release film 7 exfoliated while Likewise laminated integrated hologram with a hard coat stereoscopic image polarization defogging plate B in laminator hard coating with adhesive release film with holographic stereoscopic image film A ₄ in FIG. 3 and . Anti-fog plate 8
As the fibrous base material, a 250 μm thick cellulose acetate film (manufactured by Fuji Photo Film Co., Ltd.) was used. As an aqueous solution for saponification treatment, use sodium hydroxide, potassium hydroxide (1/8 to 2 N) at 20 to 60 ° C for 2 to 50 minutes, and then wash and dry to make an anti-fogging plate. did.

[0016]

[Prototype Example 3] (Production of holographic stereoscopic image-proof anti-fog plate C with hard coat) In FIG. 6, an acetyl cellulose substrate having a thickness of 800 μ (manufactured by Daicel Chemical Industries, Ltd.) was used as the anti-fog plate 8 and What was subjected to the same saponification treatment as above was used.
Next, while peeling off the polyester release film 7 of FIG. 3, a hard coat-coated hologram release film with hologram stereoscopic image A ₄ is similarly laminated and integrated, and an anti-fog plate C with a hard coat hologram is produced. did.

Polarizing plate A with these hologram stereoscopic images,
The hard-coating hologram anti-fogging plate B with hologram three-dimensional image and anti-fogging plate C with hologram three-dimensional image are punched according to their respective applications, and can be further processed into a heat-suction spherical surface, a cylindrical surface, or another shape. Therefore, it can be used for various purposes such as eyeglass sunglasses, ski goggles and other safety glasses.

[0018]

[Prototype Example 4] (Production of polarizing plate A ′ with a hologram and a stereoscopic image with a hard coat
Structure: In Figure 1, dyed on polyvinyl alcohol film
Direct Fast Black conc (Sumitomo Chemical
Dye-based dyeing, stretching and orientation using
The polarizing film 1 is made, and the thickness is the same on both sides
Transparent substrate 2 consisting of 310μ triacetyl cellulose
And transparent substrate 2'made of TAC film with hard coat on one side
With one-sided hard coat that is integrated by bonding with adhesive
Dye polarizing plate A ₁Was prototyped.

Next, a film A ₂ with a hologram stereoscopic image
As a hologram, a photosensitive resin layer is formed on one surface of a triacetyl cellulose film (manufactured by Fuji Photo Industry Co., Ltd.) having a thickness of 80 μm, and a highly transparent hologram stereoscopic image is formed by the holographic technique as described above. A triacetyl cellulose film A ₂ with a stereoscopic image was manufactured as a prototype. Further, the holographic stereoscopic image is a TAC film (A ₂ with a holographic stereoscopic image with a single-sided hard coat coated on the outer surface of the TAC film A ₂ by a reverse coater using a hard coat solution as described above and dried and cured. ′) Was prototyped. It should be noted that this hard coat is the same even if it is formed before forming a three-dimensional hologram image.

Next, in the same manner as in Prototype Example 1, an adhesive layer 6 made of an acrylic adhesive was formed on one surface of the polyester release film 7.
And the hologram forming layer 4 and the adhesive layer 6 surface of the above-mentioned film (A ₂ ′) with a hard coat and a hologram three-dimensional image are bonded and integrated, and the hologram three-dimensional image with a hard coat and an adhesive release film of FIG. 3 is formed. A film A ₄ was prototyped.
Then, the dye polarizing plate A ₁ with the one-sided hard coat having the structure of FIG. ₁ and the release film 7 of the hologram stereoscopic image film A ₄ with the adhesive release film having the hard coat having the structure of FIG.
By laminating the two, they were laminated and integrated, and a polarizing plate A ′ with a hard coat and a hologram stereoscopic image as shown in FIG.

Since this product is a dye-based polarizing plate, unlike the iodine-based product of Prototype Example 1, it is a base material having little change in hue during heating spherical surface processing and having uniform durability, and further a hologram film. The appearance and optical characteristics are improved because the base materials are the same. Therefore, it is useful as a durable base material and can be applied to various uses.

[0022]

[Prototype Example 5] (Manufacture of Polarization Antifogging Plate B with Hologram Stereoscopic Image with Hard Coat) In the same manner as in Prototype Example 2 described with reference to FIG. A polarizing anti-fog plate B ₁ was laminated and integrated via a prototype. Next, the release film 7 of the hologram stereoscopic image film A ₄ with a hard coat and an adhesive release film shown in FIG. 3 was peeled off, and similarly, the hologram with a hard coat was laminated and integrated with the polarization anti-fog plate B ₁ with a laminator. A polarization anti-fog plate B with a three-dimensional image was prototyped.

[0023]

[Prototype Example 6] (Production of yellow anti-fog plate C with hard coat and hologram stereoscopic image) In FIG. 6, an acetyl cellulose transparent substrate having a thickness of 800 μ was saponified in the same manner as described above to form an anti-fog transparent substrate 8
Was produced. This was treated with a 4% aqueous solution of Kayaron Fast Yellow GL (manufactured by Nippon Kagaku Co., Ltd.) which is a disperse dye, at 60 ° C.
After dyeing for 2 minutes with water, it was washed with water and dried to fabricate a yellow anti-fog plate C ₁ . Then, while peeling off the release film 7 of the hard coat with adhesive release film with holographic stereoscopic image of FIG. 3 Film A _4, antifogging plate C ₁ hologram with three-dimensional image with multilayer integrated hard coat of the yellow A yellow anti-fog plate C was prototyped.

A polarizing plate with a hologram three-dimensional image with a hard coat, a polarizing anti-fog plate and an anti-fogging plate with a hologram three-dimensional image with a hard coat are used in accordance with various applications. After being heat-processed into a shape, it can be used in various industries such as summer and winter leisure products, sports, event products, safety glasses, ship glasses, sunglasses, ski goggles, etc. It is expected that the utilization and application of the technology will be expanded.

[0025]

As described above, the polarizing plate with the hologram stereoscopic image, the polarizing antifogging plate or the antifog plate with the hologram stereoscopic image according to the present invention is a polarizing plate, a polarizing antifog plate or an antifogging plate, respectively. In addition to its own unique performance, a fashion function is added by the hologram stereoscopic image film. Therefore, it is useful for the development of fashionable products such as sunglasses for glasses, sunglasses or goggles for skis, and safety glasses for aircrafts and ships, and it is used for the promotion of various events such as sports equipment, tourist products and commemorative events. It is possible to develop applications and use them in various fields including.

[Brief description of drawings]

FIG. 1 is a sectional view of a polarizing plate with a hologram stereoscopic image showing a first embodiment of the present invention.

FIG. 2 is a cross-sectional view of a hologram stereoscopic image film with an adhesive release film used for forming the polarizing plate with a hologram stereoscopic image in FIG.

3 is a cross-sectional view of a hologram stereoscopic image film with an adhesive release film having a hard coat in which a hard coat layer is provided on the hologram stereoscopic image film with an adhesive release film of FIG.

FIG. 4 is a cross-sectional view of a polarizing plate with a hologram stereoscopic image having a hard coat showing a second embodiment of the present invention.

FIG. 5 is a sectional view of a polarizing anti-fog plate with a hologram stereoscopic image and a hard coat showing a third embodiment of the present invention.

FIG. 6 is a cross-sectional view of an anti-fog plate with a hologram stereoscopic image and a hard coat showing a fourth embodiment of the present invention.

[Explanation of symbols]

A hologram polarizing plate with stereoscopic image A'polarizing plate with hologram stereoscopic image with hard coat A ₁ polarizing plate with hard coat A ₂ film with hologram stereoscopic image A ₃ adhesive stereoscopic film with release film A ₄ adhesive with hard coat Holographic stereoscopic image film with type film B Hologram with hard coat Polarizing anti-fog plate with stereo image B ₁ Polarizing anti-fog plate C Holographic stereo image with anti-fog plate ₁ Polarizing film 2, 2'Transparent substrate 3, 3'Hard coat layer 4 Hologram layer 5 Film 6 Adhesive layer 7 Polyester release film 8 Anti-fog plate

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Mitsuo Hiramatsu 248, Oza, Fujioka-cho, Shimotsuga-gun, Tochigi Prefecture

Claims (4)

[Claims] 1. A transparent film having a hologram stereoscopic image formed on at least one surface of a polarizing plate obtained by laminating a transparent substrate on both surfaces of a polarizing film having iodine or dye as a polarizing element is integrated. Polarizing plate with holographic stereoscopic image. 2. The polarizing plate with a hologram stereoscopic image according to claim 1, wherein a hard coat layer is formed on the surface of the hologram stereoscopic image film. 3. A polarizing film with a hologram stereoscopic image, characterized in that a transparent film having a hologram stereoscopic image formed thereon is laminated and integrated on the surface of a polarizing antifog plate formed by laminating a polarizing plate and an antifog plate. Anti-fog plate. 4. An anti-fog plate with a hologram stereoscopic image, comprising a transparent film having a hologram stereoscopic image formed on one surface of the anti-fog plate.