CN208795866U - A kind of new indoor natural light light modulation birefringent thin film - Google Patents
A kind of new indoor natural light light modulation birefringent thin film Download PDFInfo
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- CN208795866U CN208795866U CN201821591772.7U CN201821591772U CN208795866U CN 208795866 U CN208795866 U CN 208795866U CN 201821591772 U CN201821591772 U CN 201821591772U CN 208795866 U CN208795866 U CN 208795866U
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- thin film
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- birefringent thin
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Abstract
The utility model provides a kind of new indoor natural light light modulation birefringent thin film；It from inside to outside successively include: protective layer, adhesion layer and transparent substrate layer, the light incident surface of the transparent substrate layer has and its microtrabeculae shape prism structure in 45-60 ° of section for triangle.The utility model further includes the preparation method of above-mentioned new indoor natural light light modulation birefringent thin film.The utility model adds the microlens structure of optically focused in PET base, most light can be directed at ceiling, the illumination of overall space is improved while energy saving.The utility model optimizes the structure of light modulation birefringent thin film, simplifies processing technology, reduces costs, and has excellent weatherability, meets long-term outdoor requirement.Increasing anti-reflection film in the utility model can dramatically raising film performance, can ultraviolet light photograph；Oxidation resistance enhancing, improves the service life of light modulation birefringent thin film.
Description
Technical field
The utility model relates to a kind of decorating films, and in particular, to a kind of new indoor natural light light modulation birefringent thin film.
Background technique
As the awareness of saving energy of people is gradually increased, Construction Lighting Economization on Energy also becomes one of the major subjects of research, in addition to
Other than artificial light device energy conservation, the energy-efficient strategy of natural light is also advocated energetically.
In order to improve the utilization rate of natural light, it will usually make the light from all directions using the microlens structure of dimming film
Line can be converged to interior, but this kind of method can only improve the brightness of specific region.
Utility model content
For the defects in the prior art, the purpose of the utility model is to provide a kind of light modulations of new indoor natural light to reflect
Film.Incident natural light first reflects when injecting in the microtrabeculae shape prism structure of the film triangle, and the light of reflection is penetrated
By being reflected when a prism of the microtrabeculae shape prism structure of triangle when out, so that changing incident natural light enters room
Between after incident angle, realize the purpose in the region that other are darker in blast ceiling and room.
The utility model provides a kind of new indoor natural light light modulation birefringent thin film, successively include: from inside to outside protective layer,
Adhesion layer and transparent substrate layer, it is the micro- of triangle in 45-60 ° of section that the light incident surface of the transparent substrate layer, which has with it,
Column prism structure.
Preferably, the cross-sectional width of the microtrabeculae shape prism structure is 50 μm.
Preferably, it is multiple, and equal that the section, which is the microtrabeculae shape prism structure of triangle,.
Preferably, there is one layer of anti-reflection film on the surface of the microtrabeculae shape prism structure of the triangle, and the anti-reflection film adds
What technique carried out under vacuum cavity environment.
Preferably, the anti-reflection film is calcirm-fluoride.
Preferably, the surface of the microtrabeculae shape prism structure is arranged in by imprint process for the anti-reflection film.
Preferably, the anti-reflection film with a thickness of 10-70nm.
Preferably, the transparent substrate layer is PET film.
The utility model also provides the preparation method of above-mentioned new indoor natural light light modulation birefringent thin film, the method includes
Following steps:
Step 1, production mold, the cutter periodically moved, the groove that process-cycle changes on the pressure roller at the uniform velocity rotated,
The speed wherein rotated is 400rpm-1000rpm；
Step 2, go out the microtrabeculae shape prism structure chimeric with groove, shape in the transparent substrate layer surface imprint using pressure roller
At transparent substrate layer；
Step 3, transparent substrate layer is connect by conveyer belt with adhesion layer, then passes through drying tunnel and dried, then with guarantor
Sheath connection, winding, wherein the tension wound is less than 5Kg.
It is highly preferred that the cutter several times process by the period, the step of one of them period, is as follows:
First time depth of cut are as follows: 10-30 μm；
Second of depth of cut are as follows: 20-30 μm；
Third time depth of cut are as follows: 10-20 μm；
The depth of 4th feed reparation: 5 μm.
Preferably, the electroplating surface oxygen-free copper layer of the pressure roller, purity 99.98%, with a thickness of 1-2mm；It is described recessed
The depth of slot is 10-50 μm.
Preferably, the specific steps of the coining are as follows: by the transparent substrate layer through gluing, pressure roller under the conditions of UV lamp into
Row coining forms microtrabeculae shape prism structure on the surface of the transparent substrate layer, and the glue is modified UV glue；The UV lamp
Purpose is to be solidified；The coating accuracy of gluing is less than 0.5g/m2。
Compared with prior art, the utility model have it is following the utility model has the advantages that
(1) the utility model adds the microlens structure of optically focused in PET base, most light can be directed at day
Card improves the illumination of overall space while energy saving.
(2) the utility model optimizes the structure of light modulation birefringent thin film, simplifies processing technology, reduces costs, and has
There is excellent weatherability, meets long-term outdoor requirement.Increase anti-reflection film in the utility model and be remarkably improved film performance,
It can ultraviolet light photograph；Oxidation resistance enhancing, improves the service life of light modulation birefringent thin film.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the structural profile illustration that new indoor natural light dims birefringent thin film.
Specific embodiment
The utility model is described in detail combined with specific embodiments below.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These are all within the protection scope of the present invention.
Embodiment
The present embodiment is related to a kind of new indoor natural light light modulation birefringent thin film, and structure is as shown in attached drawing 1: from inside to outside
It successively include: protective layer 1, adhesion layer 2 and transparent substrate layer 3, it is in 45- that the light incident surface of the transparent substrate layer, which has with it,
60 ° of section is the microtrabeculae shape prism structure 4 of triangle.
Preferably, the cross-sectional width of the microtrabeculae shape prism structure 4 is 50 μm.
Preferably, it is multiple, and equal that the section, which is the microtrabeculae shape prism structure 4 of triangle,.
Preferably, there is one layer of anti-reflection film 5 on the surface of the microtrabeculae shape prism structure of the triangle, and the anti-reflection film 5 adds
What if technique carried out under vacuum cavity environment.
Preferably, the surface of the microtrabeculae shape prism structure is arranged in by imprint process for the anti-reflection film 5.
Preferably, the anti-reflection film 5 with a thickness of 10-70nm.
Preferably, the transparent substrate layer 3 is PET film.
Second aspect, the utility model also provide the preparation method of above-mentioned new indoor natural light light modulation birefringent thin film, institute
The method of stating includes the following steps:
Step 1, production mold, the cutter periodically moved, the groove that process-cycle changes on the pressure roller at the uniform velocity rotated,
The speed wherein rotated is 400rpm-1000rpm；
Step 2, go out the microtrabeculae shape prism structure 4 chimeric with groove in the transparent substrate layer surface imprint using pressure roller,
Form transparent substrate layer 3；
Step 3, transparent substrate layer 3 is connect by conveyer belt with adhesion layer 2, is then dried by drying tunnel, then with
Protective layer 1 connects, winding, wherein the tension wound is less than 5Kg.
It is highly preferred that the cutter several times process by the period, the step of one of them period, is as follows:
First time depth of cut are as follows: 10-30 μm；
Second of depth of cut are as follows: 20-30 μm；
Third time depth of cut are as follows: 10-20 μm；
The depth of 4th feed reparation: 5 μm.
Preferably, the electroplating surface oxygen-free copper layer of the pressure roller, purity 99.98%, with a thickness of 1-2mm；It is described recessed
The depth of slot is 10-50 μm.
Preferably, the specific steps of the coining are as follows: by the transparent substrate layer through gluing, pressure roller under the conditions of UV lamp into
Row coining forms microtrabeculae shape prism structure on the surface of the transparent substrate layer, and the glue is modified UV glue；The UV lamp
Purpose is to be solidified；The coating accuracy of gluing is less than 0.5g/m2。
Compared with prior art, the utility model have it is following the utility model has the advantages that
(1) the utility model adds the microlens structure of optically focused in PET base, most light can be directed at day
Card improves the illumination of overall space while energy saving.
(2) the utility model optimizes the structure of light modulation birefringent thin film, simplifies processing technology, reduces costs, and has
There is excellent weatherability, meets long-term outdoor requirement.Increase anti-reflection film in the utility model and be remarkably improved film performance,
It can ultraviolet light photograph；Oxidation resistance enhancing, improves the service life of light modulation birefringent thin film.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on the substantive content of the utility model.
Claims (8)
1. a kind of new indoor natural light dims birefringent thin film, which is characterized in that from inside to outside successively include: protective layer, stick
Layer and transparent substrate layer, the light incident surface of the transparent substrate layer have and its microtrabeculae shape in 45-60 ° of section for triangle
Prism structure.
2. new indoor natural light as described in claim 1 dims birefringent thin film, which is characterized in that the microtrabeculae shape prism knot
The cross-sectional width of structure is 50 μm.
3. new indoor natural light as described in claim 1 dims birefringent thin film, which is characterized in that the section is triangle
Microtrabeculae shape prism structure be it is multiple and equal.
4. new indoor natural light as described in claim 1 dims birefringent thin film, which is characterized in that the microtrabeculae of the triangle
There is one layer of anti-reflection film on the surface of shape prism structure.
5. new indoor natural light as claimed in claim 4 dims birefringent thin film, which is characterized in that the anti-reflection film passes through pressure
The surface of the microtrabeculae shape prism structure is arranged in print technique.
6. new indoor natural light as claimed in claim 4 dims birefringent thin film, which is characterized in that the anti-reflection film is fluorination
Calcium.
7. new indoor natural light as claimed in claim 4 dims birefringent thin film, which is characterized in that the thickness of the anti-reflection film
For 10-70nm.
8. new indoor natural light as described in claim 1 dims birefringent thin film, which is characterized in that the transparent substrate layer is
PET film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821591772.7U CN208795866U (en) | 2018-09-28 | 2018-09-28 | A kind of new indoor natural light light modulation birefringent thin film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821591772.7U CN208795866U (en) | 2018-09-28 | 2018-09-28 | A kind of new indoor natural light light modulation birefringent thin film |
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| CN208795866U true CN208795866U (en) | 2019-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001854A (en) * | 2018-09-28 | 2018-12-14 | 上海友浦塑胶有限公司 | A kind of new indoor natural light light modulation birefringent thin film and preparation method |
-
2018
- 2018-09-28 CN CN201821591772.7U patent/CN208795866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001854A (en) * | 2018-09-28 | 2018-12-14 | 上海友浦塑胶有限公司 | A kind of new indoor natural light light modulation birefringent thin film and preparation method |
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