CN215162341U

CN215162341U - Photochromic glasses antifogging film

Info

Publication number: CN215162341U
Application number: CN202121465970.0U
Authority: CN
Inventors: 赵世博; 薛萌; 丁敬德; 宋恩耀; 曹学锋
Original assignee: Guangdong Banggu Film Coating Innovation Research Institute Co ltd
Current assignee: Guangdong Banggu Film Coating Innovation Research Institute Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-14
Anticipated expiration: 2031-06-29

Abstract

The utility model provides a photochromic glasses antifogging membrane, including glasses antifogging membrane body, this body from the top down is equipped with protection base member, central base member and connection base member in proper order. The upper end in the protective matrix is provided with an electrostatic film layer, and the lower end is connected with a UV photocuring long-acting antifogging coating; the central matrix comprises a PET film base layer connected with the UV photocuring long-acting antifogging coating, the lower end of the PET film base layer is connected with a photochromic OCA optical adhesive layer, and the lower end of the PET film base layer is connected with a transparent TPU layer; the interior of the connecting matrix comprises a pressure-sensitive adhesive layer and a release layer. The utility model discloses possess photochromism and antifog two kinds of functions, along with sunshine power and the membrane material depth change, protection eyes, effective antifog messenger's sight is clear, easily pastes and easily trades, facilitates the use.

Description

Photochromic glasses antifogging film

Technical Field

The utility model relates to a technical field of antifogging film, concretely relates to photochromic glasses antifogging film.

Background

Spectacles are articles which are composed of lenses and frames and are used for improving eyesight, protecting eyes or decorating. The commonly used glasses are generally classified into myopia glasses, eye protection glasses, swimming glasses, etc. The glasses are almost daily indispensable articles for people needing to use, but due to the influences of factors such as temperature difference and overlarge humidity, the glasses can be fogged, and unnecessary influences are caused. For example, when the swimming goggles enter from the outside into the room in winter and wear a mask, hot air exhaled by the swimming goggles forms a layer of fog on the glasses, and the hot air floats out of the water surface during swimming to generate fog and the like. The photochromic glasses are characterized in that under the irradiation of strong light, the color of the glasses can be gradually deepened, ultraviolet rays are absorbed, the permeation of light is reduced, and the eyes are effectively protected. However, no glasses with photochromic and antifogging functions are available in the current market.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a photochromic glasses antifogging film for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a photochromic glasses antifogging film, includes glasses antifogging film body, glasses antifogging film body from the top down is equipped with protection base member, central base member and connection base member in proper order, the inside upper end of protection base member is equipped with the static rete, static rete lower extreme is connected with the long-term antifogging coating of UV photocuring, central base member is including the PET film basic unit of being connected with the long-term antifogging coating of UV photocuring, PET film basic unit lower extreme is connected with photochromic OCA optical cement layer, photochromic OCA optical cement layer lower extreme is connected with transparent TPU layer, connect the inside pressure sensitive adhesive layer and from the type layer that includes of base member.

Preferably, the electrostatic film layer is a PE or PP film and is adsorbed on the UV photocuring long-acting antifogging coating through electrostatic action.

Preferably, the dry film thickness of the UV photocuring long-acting antifogging coating is 3-10 mu m.

Preferably, the dry film thickness of the photochromic OCA optical adhesive layer film layer is 5-20 μm.

Preferably, the light transmittance of the PET film base layer and the light transmittance of the transparent TPU layer are both higher than 90%, and the thicknesses of the PET film base layer and the transparent TPU film layer are both 25-100 μm.

Preferably, the pressure-sensitive adhesive layer is connected with the transparent TPU layer, and the release layer is attached to the lower end of the pressure-sensitive adhesive layer.

Preferably, the dry adhesive thickness of the pressure-sensitive adhesive layer is 5-25 μm.

Compared with the prior art, the beneficial effects of the utility model are that: the photochromic antifogging agent has two functions of photochromism and antifogging, and is powerful in function; the UV light-cured long-acting antifogging coating is adopted, the fogging phenomenon of the glasses lens caused by factors such as temperature difference and overlarge humidity can be avoided, the practicability is improved, meanwhile, the UV light-cured long-acting antifogging coating also has the advantages of water resistance, alcohol resistance, wiping resistance and the like, and the daily maintenance of the glasses is further facilitated; the photochromic OCA optical adhesive layer has the function of deepening the color after absorbing ultraviolet rays, can effectively isolate the strong ultraviolet irradiation of sunlight and protect the eyes of a user, has the characteristics of high cohesive force, high light transmittance, low haze and the like, and is convenient to process and use; the antifogging film body of the glasses is a film product, can be cut at will and attached to common glasses, and can be torn off to attach a new antifogging film again without being scratched or damaged, so that the antifogging film is convenient to use.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a general schematic view of the present invention;

FIG. 2 is a schematic view of the side view of the present invention;

fig. 3 is an exploded view of the present invention;

in the figure: 1. a spectacle antifogging film body; 20. a protective matrix; 201. an electrostatic film layer; 202. UV light curing long-acting antifogging coating; 30. a central base; 301. a PET film base layer; 302. a photochromic OCA optical adhesive layer; 303. a transparent TPU layer; 40. connecting the substrates; 401. a pressure sensitive adhesive layer; 402. and a release layer.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 and 2, the present invention provides a technical solution: the utility model provides a photochromic glasses antifog coating, includes glasses antifog coating body 1, glasses antifog coating body 1 from the top down is equipped with protection base member 20, central base member 30 in proper order and connects base member 40, and glasses antifog coating body 1 is film class product, can tailor attached on ordinary glasses at will, does not need or can tear after scraping bad and attach new antifog coating again, facilitates the use.

Please refer to fig. 1-3, an electrostatic film 201 is disposed at an upper end inside the protective substrate 20, a UV light-cured long-acting anti-fog coating 202 is connected to a lower end of the electrostatic film 201, the electrostatic film 201 is adsorbed on the UV light-cured long-acting anti-fog coating 202 through electrostatic action, the electrostatic film 201 can be a PE or PP electrostatic film, and is adsorbed on the UV light-cured long-acting anti-fog coating 202 through electrostatic action, so as to protect the glasses anti-fog film body 1 from abrasion during storage or transportation after being wound, and meanwhile, the glasses anti-fog film body 1 is adhered on an object through electrostatic adsorption to protect the object from being stuck; the dry film thickness of the UV photocuring long-acting antifogging coating 202 is 3-10 mu m, the UV photocuring long-acting antifogging coating 202 can avoid the fogging phenomenon of the glasses lens caused by factors such as temperature difference and overlarge humidity, the practicability is improved, meanwhile, the UV photocuring long-acting antifogging coating has the characteristics of water resistance, alcohol resistance, wear resistance and the like, and the daily maintenance of the glasses is facilitated.

Please refer to fig. 1-3, wherein the central substrate 30 includes a PET film base layer 301 connected to the UV light-cured long-acting antifogging coating 202, a photochromic OCA optical adhesive layer 302 is connected to a lower end of the PET film base layer 301, a transparent TPU layer 303 is connected to a lower end of the photochromic OCA optical adhesive layer 302, light transmittances of the PET film base layer 301 and the transparent TPU layer 303 are both higher than 90%, thicknesses of the PET film base layer 301 and the transparent TPU layer 303 are both 25-100 μm, the PET film base layer 301 is used for supporting other functional layers, and the PET film base layer 301 and the transparent TPU layer 303 ensure good transmittancy; the thickness of the dry film of the photochromic OCA optical adhesive layer 302 is 5-20 μm, the photochromic OCA optical adhesive layer 302 is specifically an OCA optical adhesive containing photochromic materials (spirooxazines), the added spirooxazine photochromic materials have the function of deepening the color after absorbing ultraviolet rays, can effectively isolate the strong ultraviolet irradiation of sunlight, protect the eyes of users, have the characteristics of high cohesive force, high light transmittance, low haze and the like, and are convenient to process and use.

Please refer to fig. 1-3, the connection substrate 40 includes a pressure-sensitive adhesive layer 401 and a release layer 402 inside, the pressure-sensitive adhesive layer 401 is connected with the transparent TPU layer 303, the release layer 402 is attached to the lower end of the pressure-sensitive adhesive layer 401, the dry adhesive thickness of the pressure-sensitive adhesive layer 401 is 5-25 μm, the pressure-sensitive adhesive layer 401 can be an acrylic pressure-sensitive adhesive, and has the functions of low initial adhesion, high sustained adhesion, high temperature resistance, yellowing resistance and the like, so that the connection substrate has good connectivity and good heat resistance, and preferably adopts acrylic pressure-sensitive adhesive of "PSA-1341" series of the guangdong solidification science and technology ltd; the release layer 402 is a silicon release film and is used for protecting the glasses antifogging film body 1 from being worn in storage and transportation processes after being rolled.

The utility model discloses a concrete operation as follows:

the long-acting antifogging coating 202 of UV photocuring is passed through to glasses antifogging membrane body 1, can avoid the lens phenomenon of hazing that causes by factors such as temperature difference, humidity are too big, and through photochromism OCA optical adhesive layer 302, photochromism OCA optical adhesive layer 302 is after absorbing the ultraviolet ray, and self colour deepens, can effectively completely cut off the strong ultraviolet irradiation of sunshine, protects user's eyes.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a photochromic glasses antifog coating film, includes glasses antifog coating film body (1), its characterized in that: glasses antifog membrane body (1) from the top down is equipped with protection base member (20), central base member (30) and connection base member (40) in proper order, the inside upper end of protection base member (20) is equipped with static rete (201), static rete (201) lower extreme is connected with long-term antifog coating of UV photocuring (202), central base member (30) is including PET film basic unit (301) of being connected with long-term antifog coating of UV photocuring (202), PET film basic unit (301) lower extreme is connected with photochromism OCA optical cement layer (302), photochromism OCA optical cement layer (302) lower extreme is connected with transparent TPU layer (303), it includes pressure sensitive adhesive layer (401) and from type layer (402) inside to connect base member (40).

2. The photochromic eyewear antifogging film of claim 1, wherein: the electrostatic film layer (201) is a PE or PP film and is adsorbed on the UV photocuring long-acting antifogging coating (202) through electrostatic action.

3. The photochromic eyewear antifogging film of claim 1, wherein: the dry film thickness of the UV photocuring long-acting antifogging coating (202) is 3-10 mu m.

4. The photochromic eyewear antifogging film of claim 1, wherein: the thickness of the dry film of the photochromic OCA optical adhesive layer (302) is 5-20 μm.

5. The photochromic eyewear antifogging film of claim 1, wherein: the light transmittance of the PET film base layer (301) and the light transmittance of the transparent TPU layer (303) are both higher than 90%, and the thicknesses of the film layers of the PET film base layer (301) and the transparent TPU layer (303) are both 25-100 mu m.

6. The photochromic eyewear antifogging film of claim 1, wherein: pressure-sensitive adhesive layer (401) is connected with transparent TPU layer (303), laminate in pressure-sensitive adhesive layer (401) lower extreme from type layer (402).

7. The photochromic eyewear antifogging film of claim 1, wherein: the dry adhesive thickness of the pressure-sensitive adhesive layer (401) is 5-25 μm.