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 PDF

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Publication number
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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light conversion
quantum dot
film
dot light
compound system
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胡广齐
梁敏婷
李金芳
陈焰
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FOSHAN ONMILLION NANO MATERIALS Co Ltd
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FOSHAN ONMILLION NANO MATERIALS Co Ltd
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    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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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

A kind of sulfur indium compound system quantum dot light conversion film and preparation method thereof
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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CN107580919A (en) * 2017-09-01 2018-01-16 杭州异客科技有限公司 A kind of Dendrobium officinale planting device
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CN107364104A (en) * 2017-07-14 2017-11-21 成都新柯力化工科技有限公司 A kind of method that thermoplastic shaping prepares LED thin-film materials
CN107580919A (en) * 2017-09-01 2018-01-16 杭州异客科技有限公司 A kind of Dendrobium officinale planting device
CN111647224A (en) * 2019-03-04 2020-09-11 苏州星烁纳米科技有限公司 Preparation method of quantum dot-polymer composite
CN111647224B (en) * 2019-03-04 2023-03-31 苏州星烁纳米科技有限公司 Preparation method of quantum dot-polymer composite
CN110041614A (en) * 2019-04-23 2019-07-23 深圳扑浪创新科技有限公司 A kind of quantum dot light transition material and its preparation method and application
CN110452683A (en) * 2019-07-08 2019-11-15 佛山安亿纳米材料有限公司 Compound light conversion agent of quantum dot and preparation method thereof
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