CN107561844A - A kind of fluorescence projection screen and preparation method thereof - Google Patents
A kind of fluorescence projection screen and preparation method thereof Download PDFInfo
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- CN107561844A CN107561844A CN201610504596.8A CN201610504596A CN107561844A CN 107561844 A CN107561844 A CN 107561844A CN 201610504596 A CN201610504596 A CN 201610504596A CN 107561844 A CN107561844 A CN 107561844A
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- base material
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Abstract
The invention discloses a kind of fluorescence projection screen and preparation method thereof, the fluorescence projection screen includes：Base material, the material of the base material is poly- 2,6 polyethylene naphthalates and the poly- copolyesters to this dioctyl phthalate second diester；PVC black layer positioned at the base material side；Positioned at the functional membrane of the base material opposite side, the functional membrane is included 90% polyethylene, colouring agent, 1% fire retardant, 3% bridging agent, 0.8% stabilizer, 2% defoamer, 1% wetting agent, 0.2% preservative, 0.4% thickener and 0.6% levelling agent of 1% matt white by quality accounting；PVC fluorescence coatings on the functional membrane.Brightness height, high resolution, the color reducibility of fluorescence projection screen are preferable in the present invention.
Description
Technical field
The present invention relates to projection screen technical field, more particularly to a kind of fluorescence projection screen and its preparation
Method.
Background technology
At present, whether portable small-business demonstration, multimedia conferencing room, classroom, stadiums,
Church, commercial location, large-scale auditorium, the virtual jumbotron for showing or even arriving cinema greatly are using throwing
Shadow technology.Briefly, shadow casting technique is that the light for sending projector projects projection screen, is being thrown
Image is formed on shadow curtain, then light is re-reflected into eye.If projection screen is arranged in pairs or groups with projector
It is proper, high-quality drop shadow effect can be obtained.
Projection screen functionally generally can be divided into the reflective, class of transmission-type two；It is reflective to be used to just throw,
Transmission-type is used for rear-projection；Front projection curtain is divided into plane screen, arc screen again；Can be divided into from quality glass curtain,
Metal curtain, embossing plastics curtain etc..
Existing projection screen generally comprises base material and coated on the screen paint on base material, but existing
The problems such as brightness is low, resolution ratio is low, color reducibility is poor generally be present in screen paint.
Therefore, for technical problem, it is necessary to provide a kind of fluorescence projection screen and preparation method thereof.
The content of the invention
In view of this, it is an object of the invention to provide a kind of fluorescence projection screen and preparation method thereof.
To achieve these goals, the technical scheme that embodiment of the present invention provides is as follows：
A kind of fluorescence projection screen, the fluorescence projection screen include：
Base material, the material of the base material for poly- NDA second diester and gather to this dioctyl phthalate second diester
Copolyesters；
PVC black layer positioned at the base material side；
Positioned at the functional membrane of the base material opposite side, the functional membrane is included 90% poly- second by quality accounting
Alkene, the colouring agent of 1% matt white, 1% fire retardant, 3% bridging agent, 0.8% stabilizer, 2%
Defoamer, 1% wetting agent, 0.2% preservative, 0.4% thickener and 0.6% levelling
Agent；
PVC fluorescence coatings on the functional membrane.
As a further improvement on the present invention, the thickness of the functional membrane is 30~40 μm.
As a further improvement on the present invention, the stabilizer is organic tin stabilizer, and the fire retardant is
Decabromodiphenyl ether flame retardant, the thickener are polyacrylamide thickeners, and the levelling agent is acrylic acid
Ester levelling agent.
Correspondingly, preparation method described in a kind of preparation method of fluorescence projection screen includes：
S1, the ester monomer of NDA second two are formed with carrying out polycondensation to the ester monomer of this dioctyl phthalate second two
Poly- NDA second diester and the poly- copolyesters base material to this dioctyl phthalate second diester；
S2, base material side prepare PVC black layer；
S3, by quality accounting be 90% polyethylene, 1% matt white colouring agent, 1% fire retardant,
3% bridging agent, 0.8% stabilizer, 2% defoamer, 1% wetting agent, 0.2% preservative,
0.4% thickener and 0.6% levelling agent are added in solvent, are stirred and are heated to obtain uniform thick
Shape liquid；
S4, by thick shape liquid Electrostatic Absorption spraying by way of coated on base material another side on；
S5, continue coating PVC fluorescence coatings after drying on base material another side.
As a further improvement on the present invention, the solvent is dichloromethane solvent.
As a further improvement on the present invention, the stabilizer is organic tin stabilizer, and the fire retardant is
Decabromodiphenyl ether flame retardant, the thickener are polyacrylamide thickeners, and the levelling agent is acrylic acid
Ester levelling agent.
The beneficial effects of the invention are as follows：
PEN-PET copolyesters base materials reaction activity is better than PET base material, by controlling 2,6- naphthalene diformazans
The molar percentage of the sour ester monomer of second two can control the reaction activity of base material, and the base material cost is low,
It can be widely applied in industrial production；
Thickener can increase the sticky performance of thick shape liquid, improve the toughness of functional membrane, levelling agent can
Improve the planarization of functional membrane；
Brightness height, high resolution, the color reducibility of fluorescence projection screen are preferable；
Paint particles are made to be acted on by electric charge on high speed rotating band in attractive interaction using Electrostatic Absorption spraying
Under be adsorbed on base material, the film of formation is uniformly plentiful, adhesive force is strong, high abrasion resistance, improves
The quality of film.
Brief description of the drawings
, below will be right in order to illustrate more clearly of embodiment of the present invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that,
Drawings in the following description are only some embodiments described in the present invention, for the common skill in this area
For art personnel, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the side structure schematic diagram of fluorescence projection screen in the present invention.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with
Accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that and described embodiment is only a part of embodiment of the present invention, rather than entirely
The embodiment in portion.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, it should all belong to the model that the present invention protects
Enclose.
Join shown in Fig. 1, the invention discloses a kind of fluorescence projection screen, including：
Base material 10, the material of base material for poly- NDA second diester and gather to this dioctyl phthalate second diester
Copolyesters；
PVC black layer 20 positioned at the side of base material 10；
Positioned at the functional membrane 30 of the opposite side of base material 10, functional membrane include by quality accounting 90% polyethylene,
The colouring agent of 1% matt white, 1% fire retardant, 3% bridging agent, 0.8% stabilizer, 2%
Defoamer, 1% wetting agent, 0.2% preservative, 0.4% thickener and 0.6% levelling agent；
PVC fluorescence coatings 40 on functional membrane 30.
Wherein, the thickness of functional membrane is 30~40 μm；Stabilizer is organic tin stabilizer, fire retardant ten
Bromo biphenyl ether flame retardant, thickener are polyacrylamide thickeners, and levelling agent is acrylate levelling agent.
Correspondingly, a kind of preparation method of fluorescence projection screen, is specifically included：
S1, the ester monomer of NDA second two are formed with carrying out polycondensation to the ester monomer of this dioctyl phthalate second two
Poly- NDA second diester and the poly- copolyesters base material to this dioctyl phthalate second diester；
S2, base material side prepare PVC black layer；
S3, by quality accounting be 90% polyethylene, 1% matt white colouring agent, 1% fire retardant,
3% bridging agent, 0.8% stabilizer, 2% defoamer, 1% wetting agent, 0.2% preservative,
0.4% thickener and 0.6% levelling agent are added in dichloromethane solvent, are stirred and are heated to obtain
Uniform thick shape liquid；
S4, by thick shape liquid Electrostatic Absorption spraying by way of coated on base material another side on；
S5, continue coating PVC fluorescence coatings after drying on base material another side.
Wherein, step S1 is specially：
By certain molar percentage (such as 1:4) the ester monomer of NDA second two (BHEN) with it is right
The ester monomer of this dioctyl phthalate second two (BHET) is added in polycondensation container, adds catalyst Sb2O3, it is heated to
Start to stir after 200 DEG C or so, carry out polycondensation reaction, often compression gathers, after low vacuum polycondensation, Ran Houzhuan
Enter high vacuum stage of Fig, holding air pressure is 40~60Pa, finally discharges and forms PEN-PET copolyesters base materials.
The corresponding data for the molar percentage polyester base material reaction activity together that table 1 below is BHEN.
Table 1：PEN-PET copolyesters base material reaction activities
| BHEN molar percentage/% | 0 | 8 | 12 | 16 | 20 | 100 |
| E/kJ*mol-1 | 77 | 97 | 105 | 124 | 145 | 265 |
In the prior art, it is a kind of common saturated polyester to this dioctyl phthalate second diester (PET) to gather, but its
Reaction activity is relatively low, and poly- NDA second diester (PEN) is a kind of new PET homology
Polyester, it is better than PET in mechanical property, heat resistance, barrier property etc., but due to its price
Costliness, in the industry can not extensive use.As can be seen from Table 1, by by PET and PEN in the present invention
The PEN-PET copolyesters base materials of polycondensation formation are carried out, its performance is good, and prepares simply, can answer extensively
With with industry.
Compared with prior art, the invention has the advantages that：
PEN-PET copolyesters base materials reaction activity is better than PET base material, by controlling 2,6- naphthalene diformazans
The molar percentage of the sour ester monomer of second two can control the reaction activity of base material, and the base material cost is low,
It can be widely applied in industrial production；
Thickener can increase the sticky performance of thick shape liquid, improve the toughness of functional membrane, levelling agent can
Improve the planarization of functional membrane；
Brightness height, high resolution, the color reducibility of fluorescence projection screen are preferable；
Paint particles are made to be acted on by electric charge on high speed rotating band in attractive interaction using Electrostatic Absorption spraying
Under be adsorbed on base material, the film of formation is uniformly plentiful, adhesive force is strong, high abrasion resistance, improves
The quality of film.
It is obvious to a person skilled in the art that the invention is not restricted to the thin of above-mentioned exemplary embodiment
Section, and without departing from the spirit or essential characteristics of the present invention, can be with other specific shapes
Formula realizes the present invention.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary,
And be nonrestrictive, the scope of the present invention is limited by appended claims rather than described above, because
This is intended to include all changes fallen in the implication and scope of the equivalency of claim in the present invention
It is interior.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each in fact
Apply mode and only include an independent technical scheme, this narrating mode of specification is only to be risen to be clear
See, the skilled in the art should refer to the specification as a whole, the technical scheme in each embodiment
It may also be suitably combined to form that other embodiments which can be understood by those skilled in the art.
Claims (6)
1. a kind of fluorescence projection screen, it is characterised in that the fluorescence projection screen includes：
Base material, the material of the base material for poly- NDA second diester and gather to this dioctyl phthalate second diester
Copolyesters；
PVC black layer positioned at the base material side；
Positioned at the functional membrane of the base material opposite side, the functional membrane is included 90% poly- second by quality accounting
Alkene, the colouring agent of 1% matt white, 1% fire retardant, 3% bridging agent, 0.8% stabilizer, 2%
Defoamer, 1% wetting agent, 0.2% preservative, 0.4% thickener and 0.6% levelling
Agent；
PVC fluorescence coatings on the functional membrane.
A kind of 2. fluorescence projection screen according to claim 1, it is characterised in that the functional membrane
Thickness be 30~40 μm.
A kind of 3. fluorescence projection screen according to claim 1, it is characterised in that the stabilizer
For organic tin stabilizer, the fire retardant is decabromodiphenyl ether flame retardant, and the thickener is polyacrylamide
Amine thickener, the levelling agent are acrylate levelling agent.
4. a kind of preparation method of fluorescence projection screen, it is characterised in that the preparation method includes：
S1, the ester monomer of NDA second two are formed with carrying out polycondensation to the ester monomer of this dioctyl phthalate second two
Poly- NDA second diester and the poly- copolyesters base material to this dioctyl phthalate second diester；
S2, base material side prepare PVC black layer；
S3, by quality accounting be 90% polyethylene, 1% matt white colouring agent, 1% fire retardant,
3% bridging agent, 0.8% stabilizer, 2% defoamer, 1% wetting agent, 0.2% preservative,
0.4% thickener and 0.6% levelling agent are added in solvent, are stirred and are heated to obtain uniform thick
Shape liquid；
S4, by thick shape liquid Electrostatic Absorption spraying by way of coated on base material another side on；
S5, continue coating PVC fluorescence coatings after drying on base material another side.
5. preparation method according to claim 4, it is characterised in that the solvent is dichloromethane
Solvent.
6. preparation method according to claim 4, it is characterised in that the stabilizer is organotin
Stabilizer, the fire retardant are decabromodiphenyl ether flame retardant, and the thickener is polyacrylamide thickeners,
The levelling agent is acrylate levelling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610504596.8A CN107561844A (en) | 2016-06-30 | 2016-06-30 | A kind of fluorescence projection screen and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610504596.8A CN107561844A (en) | 2016-06-30 | 2016-06-30 | A kind of fluorescence projection screen and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107561844A true CN107561844A (en) | 2018-01-09 |
Family
ID=60969479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610504596.8A Withdrawn CN107561844A (en) | 2016-06-30 | 2016-06-30 | A kind of fluorescence projection screen and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108845478A (en) * | 2018-06-05 | 2018-11-20 | 张家港宝视特影视器材有限公司 | Projection screen and preparation method thereof |
| CN114296311A (en) * | 2020-10-08 | 2022-04-08 | 张家港宝视特影视器材有限公司 | A metal projection screen |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448312A (en) * | 2013-09-10 | 2013-12-18 | 温志光 | Screen protection film capable of filtering blue light and preparation method of screen protection film |
| CN103881604A (en) * | 2014-04-14 | 2014-06-25 | 苏州斯迪克新材料科技股份有限公司 | Method for preparing night light screen protecting film |
| CN104090457A (en) * | 2014-06-20 | 2014-10-08 | 江苏红叶视听器材股份有限公司 | Fluorescent projection screen and manufacturing method thereof |
| WO2015086233A1 (en) * | 2013-12-12 | 2015-06-18 | Saint-Gobain Glass France | Thermoplastic film for a laminated-glass pane having a non-linear continuous wedge insert in the vertical and horizontal direction in some sections |
-
2016
- 2016-06-30 CN CN201610504596.8A patent/CN107561844A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448312A (en) * | 2013-09-10 | 2013-12-18 | 温志光 | Screen protection film capable of filtering blue light and preparation method of screen protection film |
| WO2015086233A1 (en) * | 2013-12-12 | 2015-06-18 | Saint-Gobain Glass France | Thermoplastic film for a laminated-glass pane having a non-linear continuous wedge insert in the vertical and horizontal direction in some sections |
| CN103881604A (en) * | 2014-04-14 | 2014-06-25 | 苏州斯迪克新材料科技股份有限公司 | Method for preparing night light screen protecting film |
| CN104090457A (en) * | 2014-06-20 | 2014-10-08 | 江苏红叶视听器材股份有限公司 | Fluorescent projection screen and manufacturing method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108845478A (en) * | 2018-06-05 | 2018-11-20 | 张家港宝视特影视器材有限公司 | Projection screen and preparation method thereof |
| CN114296311A (en) * | 2020-10-08 | 2022-04-08 | 张家港宝视特影视器材有限公司 | A metal projection screen |
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| PB01 | Publication | ||
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Application publication date: 20180109 |