CN106279924A - A kind of sulfur indium compound system quantum dot light conversion film and preparation method thereof - Google Patents
A kind of sulfur indium compound system quantum dot light conversion film and preparation method thereof Download PDFInfo
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- CN106279924A CN106279924A CN201610773069.7A CN201610773069A CN106279924A CN 106279924 A CN106279924 A CN 106279924A CN 201610773069 A CN201610773069 A CN 201610773069A CN 106279924 A CN106279924 A CN 106279924A
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Abstract
The invention discloses a kind of sulfur indium compound system quantum dot light conversion film and preparation method thereof, the raw material composition of this light conversion film is as follows: master batch matrix: 100 parts;Film matrix: 1000~2000 parts;Sulfur indium quantum dot light conversion agent: 0.005~2 part;Lubricant: 1.5~2.5 parts;Light stabilizer: 5~15 parts;Antioxidant: 3~10 parts.Its preparation method is as follows: 1) pelletize: is sufficiently mixed uniformly by master batch matrix, sulfur indium quantum dot light conversion agent, lubricant, light stabilizer and antioxidant, through double screw extruder extruding pelletization, obtains light conversion agent master batch;2) blown film: light conversion agent master batch and film matrix are sufficiently mixed uniformly, is blow molded through blow moulding machine, obtains sulfur indium compound system quantum dot light conversion film.The light conversion film light transmittance of the present invention is high, good stability, and emission spectrum matches with photosynthesis of plant spectrum, can effectively facilitate production estimation, and can improve crop quality, and production technology is simple, and low cost, service life is long.
Description
Technical field
The present invention relates to a kind of sulfur indium compound system quantum dot light conversion film and preparation method thereof.
Background technology
Photosynthesis is the essential condition of green plants growth promoter, is the basis depended on for existence of biosphere, is also the earth
The important medium of carbon-oxygen equilibrium.It is by the light institute of multiple different wave length that green plants carries out the sunlight that photosynthesis relied on
Composition mixing light source, and green plants can only absorbing wavelength be 400~480nm blue light and wavelength be 600~680nm red
Orange light carries out photosynthesis, and the green-yellow light that wavelength is 480~600nm is then that green plants growth is unwanted.Conversion film
A kind of thin film that can carry out light conversion, can by the ultraviolet light that green plants growth is harmful is converted into useful royal purple light and
Reddish orange light, or nonabsorbable for green plants green glow and green-yellow light are converted into absorbent HONGGUANG, can make full use of too
Sun energy, reduces pesticide and the usage amount of chemical fertilizer, increasing both production and income, improves quality of agricultural product, can also play simultaneously and reduce pest and disease damage
Effect.
At present, on market wide variety of conversion film be mostly by light conversion agent is doped in PE blowing form, generally
There is following problem: 1) spectrum do not mates, and practical effect is general;2) light transmittance after film forming significantly reduces, impact
The plant absorption to light;3) light conversion agent did not mated with the life-span of matrix resin, and the whole service life of light conversion film is shorter.
The invention discloses a kind of sulfur indium compound system quantum dot light conversion film, its light transmittance is high, and good stability is launched
Spectrum matches with photosynthesis of plant spectrum, can effectively facilitate production estimation, and can improve crop quality, production technology
Simply, low cost, service life is long.
Summary of the invention
It is an object of the invention to provide a kind of sulfur indium compound system quantum dot light conversion film and preparation method thereof.
The technical solution used in the present invention is:
A kind of sulfur indium compound system quantum dot light conversion film, it is prepared from by the raw material of following mass parts:
Master batch matrix: 100 parts;
Film matrix: 1000~2000 parts;
Sulfur indium quantum dot light conversion agent: 0.005~2 part;
Lubricant: 1.5~2.5 parts;
Light stabilizer: 5~15 parts;
Antioxidant: 3~10 parts.
Described sulfur indium quantum dot light conversion agent is Cu1-xNxInS2: Zn1-yMyS, wherein 0≤x≤1,0 < y≤1, M be Ca,
One or more elements in Zn, Sr, Mg, Ba, Fe, N is one or more elements in K, Na, Li, Ag, Au.
Described master batch matrix is polyethylene, polrvinyl chloride, polystyrene, polypropylene, polyamide, poly terephthalic acid second
At least one in diol ester, ethylene-vinyl acetate copolymer.
Described film matrix be polyethylene, polrvinyl chloride, polystyrene, polypropylene, ethylene-vinyl acetate copolymer,
At least one in polyethylene terephthalate, Merlon, polymethyl methacrylate.
Described lubricant be N, N'-ethylene bis stearamide, Tissuemat E, calcium stearate, zinc stearate, stearic acid,
At least one in butyl stearate, oleamide, Aluminate, titanate esters, paraffin.
Described light stabilizer is hindered amines, O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters, triazine
Class, substituted acrylonitrile apoplexy due to endogenous wind at least one.
Described antioxidant is aromatic amine antioxidant, Hinered phenols antioxidant, thio-2 acid di esters antioxidant, Asia
At least one in phosphoric acid ester antioxidant.
The thickness of described light conversion film is 60~200 μm.
The preparation method of above-mentioned sulfur indium compound system quantum dot light conversion film, comprises the following steps:
1) pelletize: master batch matrix, sulfur indium quantum dot light conversion agent, lubricant, light stabilizer and antioxidant are added the most mixed
Conjunction machine, is sufficiently mixed uniformly, then material proceeds to double screw extruder, extruding pelletization, obtain light conversion agent master batch;
2) blown film: light conversion agent master batch and film matrix are sufficiently mixed uniformly, then material is added blow moulding machine, blow
Mould, obtain sulfur indium compound system quantum dot light conversion film.
Step 1) described in the operation temperature of double screw extruder be 180~200 DEG C, screw speed is 300~500r/
min。
Step 2) described in blow moulding machine in the melt temperature of material be 170~190 DEG C, mould head of blow-moulding machine temperature be 160~
205℃。
The invention has the beneficial effects as follows: the light transmittance of the sulfur indium compound system quantum dot light conversion film of the present invention is high, surely
Qualitative good, emission spectrum matches with photosynthesis of plant spectrum, and Spectral matching is high, and by changing the molecular formula of light conversion agent
Can realize launching main peak regulation in the range of 650 ± 80nm, improve the absorption to sunlight and conversion efficiency, can effectively promote
Entering production estimation, and can improve crop quality, production technology is simple, and low cost, service life is long.
Accompanying drawing explanation
Fig. 1 is the light conversion agent CuInS selected by embodiment 12: Zn0.99Ca0.01The abosrption spectrogram of S and emission spectrum figure.
Fig. 2 is the light conversion agent CuInS selected by embodiment 12: Zn0.99Ca0.01The transmission electron microscope picture of S.
Detailed description of the invention
A kind of sulfur indium compound system quantum dot light conversion film, it is prepared from by the raw material of following mass parts:
Master batch matrix: 100 parts;
Film matrix: 1000~2000 parts;
Sulfur indium quantum dot light conversion agent: 0.005~2 part;
Lubricant: 1.5~2.5 parts;
Light stabilizer: 5~15 parts;
Antioxidant: 3~10 parts.
Preferably, described sulfur indium quantum dot light conversion agent is Cu1-xNxInS2: Zn1-yMyS, wherein 0≤x≤1,0 < y≤1, M
For one or more elements in Ca, Zn, Sr, Mg, Ba, Fe, N is one or more elements in K, Na, Li, Ag, Au.
Preferably, described master batch matrix is polyethylene, polrvinyl chloride, polystyrene, polypropylene, polyamide, gathers benzene
At least one in naphthalate, ethylene-vinyl acetate copolymer.
Preferably, described film matrix is polyethylene, polrvinyl chloride, polystyrene, polypropylene, ethene-vinyl acetate
At least one in copolymer, polyethylene terephthalate, Merlon, polymethyl methacrylate.
Preferably, described lubricant be N, N'-ethylene bis stearamide, Tissuemat E, calcium stearate, zinc stearate,
At least one in stearic acid, butyl stearate, oleamide, Aluminate, titanate esters, paraffin.
Preferably, described light stabilizer is hindered amines, O-hydroxyl-diphenyl ketone class, benzotriazole, salicylate
Class, triazines, substituted acrylonitrile apoplexy due to endogenous wind at least one.
It is further preferred that described light stabilizer is hindered amine light stabilizer.
Further preferred, described light stabilizer is light stabilizer 622, light stabilizer 770, light stabilizer 944, light
At least one in stabilizer 783, light stabilizer 791, light stabilizer 3853, light stabilizer 292, light stabilizer 123.
Preferably, described antioxidant be aromatic amine antioxidant, Hinered phenols antioxidant, thio-2 acid di esters resist
At least one in oxygen agent, phosphite ester kind antioxidant.
It is further preferred that described antioxidant is antioxidant 1010, antioxidant 1076, antioxidant 1098, antioxidant
168, at least in antioxidant 2246, antioxidant 300, antioxidant 245, antioxidant B215, antioxidant B225, antioxidant 264
Kind.
Preferably, the thickness of described light conversion film is 60~200 μm.
The preparation method of above-mentioned sulfur indium compound system quantum dot light conversion film, comprises the following steps:
1) pelletize: master batch matrix, sulfur indium quantum dot light conversion agent, lubricant, light stabilizer and antioxidant are added the most mixed
Conjunction machine, is sufficiently mixed uniformly, then material proceeds to double screw extruder, extruding pelletization, obtain light conversion agent master batch;
2) blown film: light conversion agent master batch and film matrix are sufficiently mixed uniformly, then material is added blow moulding machine, blow
Mould, obtain sulfur indium compound system quantum dot light conversion film.
Preferably, step 1) described in the operation temperature of double screw extruder be 180~200 DEG C, screw speed be 300~
500r/min。
Preferably, step 2) described in blow moulding machine in the melt temperature of material be 170~190 DEG C, mould head of blow-moulding machine temperature
It it is 160~205 DEG C.
Below in conjunction with specific embodiment, the present invention is made further explanation and description.
Embodiment 1:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 1:
The raw material composition table of 1 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (high density polyethylene (HDPE)) | 100 |
Film matrix (polyethylene) | 1500 |
Light conversion agent (CuInS2: Zn0.99Ca0.01S) | 1 |
N, N'-ethylene bis stearamide | 2 |
Light stabilizer 944 | 5 |
Light stabilizer 770 | 5 |
Antioxidant 1010 | 5 |
Light conversion agent CuInS selected in the present embodiment2: Zn0.99Ca0.01The abosrption spectrogram of S and emission spectrum figure such as figure
Shown in 1, transmission electron microscope picture is as shown in Figure 2.
Embodiment 2:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 2:
The raw material composition table of 2 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (polyethylene) | 100 |
Film matrix (polrvinyl chloride) | 1000 |
Light conversion agent (CuInS2: Zn0.90Sr0.10S) | 0.01 |
N, N'-ethylene bis stearamide | 1.5 |
Light stabilizer 622 | 5 |
Antioxidant 1010 | 2.5 |
Antioxidant 264 | 0.5 |
Embodiment 3:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 3:
The raw material composition table of 3 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (polypropylene) | 100 |
Film matrix (polypropylene) | 1200 |
Light conversion agent (CuInS2: MgS) | 0.1 |
Tissuemat E | 2 |
Light stabilizer 783 | 7 |
Antioxidant 1076 | 5 |
Embodiment 4:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 4:
The raw material composition table of 4 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (polypropylene) | 100 |
Film matrix (polrvinyl chloride) | 1000 |
Light conversion agent (Cu0.90K0.10InS2: Zn0.50Ba0.50S) | 0.005 |
N, N'-ethylene bis stearamide | 1.5 |
Light stabilizer 3853 | 5 |
Antioxidant 1098 | 2 |
Antioxidant 264 | 1 |
Embodiment 5:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 5:
The raw material composition table of 5 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (ethylene-vinyl acetate resin) | 100 |
Film matrix (ethylene-vinyl acetate resin) | 1700 |
Light conversion agent (Cu0.10K0.90InS2: Zn0.99Ba0.01S) | 1.5 |
Zinc stearate | 2.5 |
Light stabilizer 791 | 15 |
Antioxidant B215 | 10 |
Embodiment 6:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 6:
The raw material composition table of 6 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (polyethylene) | 100 |
Film matrix (Merlon) | 2000 |
Light conversion agent (Cu0.50Ag0.50InS2: Zn0.90Fe0.10S) | 2 |
Stearic acid | 2 |
Light stabilizer 292 | 10 |
Antioxidant 1010 | 5 |
Embodiment 7:
The raw material composition of a kind of sulfur indium compound system quantum dot light conversion film is as shown in table 7:
The raw material composition table of 7 one kinds of sulfur indium compound system quantum dot light conversion films of table
Raw material | Mass fraction |
Master batch matrix (polrvinyl chloride) | 100 |
Film matrix (polymethyl methacrylate) | 1500 |
Light conversion agent (NaInS2: Zn0.10Ca0.10Mg0.80S) | 0.5 |
Oleamide | 2 |
Light stabilizer 944 | 7 |
Light stabilizer 622 | 5 |
Antioxidant 1076 | 7 |
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-described embodiment
Limit, the change made under other any spirit without departing from the present invention and principle, modify, substitute, combine, simplify,
All should be the substitute mode of equivalence, within being included in protection scope of the present invention.
Claims (10)
1. a sulfur indium compound system quantum dot light conversion film, it is characterised in that: it is by the raw material preparation of following mass parts
Become:
Master batch matrix: 100 parts;
Film matrix: 1000~2000 parts;
Sulfur indium quantum dot light conversion agent: 0.005~2 part;
Lubricant: 1.5~2.5 parts;
Light stabilizer: 5~15 parts;
Antioxidant: 3~10 parts.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: described sulfur indium amount
Son point light conversion agent is Cu1-xNxInS2: Zn1-yMyS, wherein 0≤x≤1,0 < y≤1, M are the one in Ca, Zn, Sr, Mg, Ba, Fe
Or several element, N is one or more elements in K, Na, Li, Ag, Au.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: described master batch base
Body is polyethylene, polrvinyl chloride, polystyrene, polypropylene, polyamide, polyethylene terephthalate, ethene-vinyl acetate
At least one in copolymer.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: described thin film base
Body be polyethylene, polrvinyl chloride, polystyrene, polypropylene, ethylene-vinyl acetate copolymer, polyethylene terephthalate,
At least one in Merlon, polymethyl methacrylate.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: described lubricant
For N, N'-ethylene bis stearamide, Tissuemat E, calcium stearate, zinc stearate, stearic acid, butyl stearate, oleamide, aluminum
At least one in acid esters, titanate esters, paraffin.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: described light is stable
Agent be hindered amines, O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters, triazines, substituted acrylonitrile apoplexy due to endogenous wind extremely
Few one.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: described antioxidant
For in aromatic amine antioxidant, Hinered phenols antioxidant, thio-2 acid di esters antioxidant, phosphite ester kind antioxidant extremely
Few one.
Sulfur indium compound system quantum dot light conversion film the most according to claim 1, it is characterised in that: it is described that to turn light thin
The thickness of film is 60~200 μm.
9. the preparation method of sulfur indium compound system quantum dot light conversion film described in any one in claim 1~8, it is special
Levy and be: comprise the following steps:
1) pelletize: master batch matrix, sulfur indium quantum dot light conversion agent, lubricant, light stabilizer and antioxidant are added high-speed mixer,
It is sufficiently mixed uniformly, then material is proceeded to double screw extruder, extruding pelletization, obtain light conversion agent master batch;
2) blown film: light conversion agent master batch and film matrix are sufficiently mixed uniformly, then material is added blow moulding machine, be blow molded,
To sulfur indium compound system quantum dot light conversion film.
Preparation method the most according to claim 9, it is characterised in that: the operation of the double screw extruder described in step 1)
Temperature is 180~200 DEG C, and screw speed is 300~500r/min;Step 2) described in blow moulding machine in the melt temperature of material be
170~190 DEG C, mould head of blow-moulding machine temperature is 160~205 DEG C.
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