CN107254123A - A kind of semi-transparent LED is material modified and preparation method thereof with PVC - Google Patents
A kind of semi-transparent LED is material modified and preparation method thereof with PVC Download PDFInfo
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- CN107254123A CN107254123A CN201710641357.1A CN201710641357A CN107254123A CN 107254123 A CN107254123 A CN 107254123A CN 201710641357 A CN201710641357 A CN 201710641357A CN 107254123 A CN107254123 A CN 107254123A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to the material modified technical fields of PVC, and in particular to a kind of semi-transparent LED is material modified and preparation method thereof with PVC, and the semi-transparent LED includes the raw material of following parts by weight with PVC is material modified：80 120 parts of polyvinyl chloride resin, 45 70 parts of plasticizer, 1.4 2.2 parts of heat stabilizer, 0.4 0.8 parts of agent of being in the light, 0.4 0.8 parts of titanium dioxide, 0.1 0.3 parts of brightening agent, 0.6 1.0 parts of liquid lubrication prescription, 0.4 0.8 parts of lubricant.The semi-transparent LED material modified environmental protection of PVC of the present invention, and resistance to gentle weather resistance is excellent, intensity is high, and excellent shock resistance, good flame retardation effect, processing characteristics is excellent, excellent combination property.
Description
Technical field
The present invention relates to the material modified technical fields of PVC, and in particular to a kind of semi-transparent LED is material modified with PVC
And preparation method thereof.
Background technology
Polyvinyl chloride（PVC）One of earliest industrialization, widely used general-purpose thermoplastic plastic, it have light weight,
The advantages of intensity height, insulation, fire-retardant, corrosion-resistant, high comprehensive performance, cheap and extensive raw material sources；But there is also
Following shortcoming：1st, poor toughness, easily embrittlement when being hit, therefore cannot act as structural material, in addition, the fragility of polyvinyl chloride by
Temperature influence is very big, and general PVC product uses lower limit to be -15 DEG C, and the use lower limit of flexible PVC is -30 DEG C；2nd, heat endurance
Difference, it begins to decomposite HCl at 100 DEG C, decomposes rapider during higher than 150 DEG C, and PVC melting temperature is about 210
℃；3rd, PVC viscosity is high, mobility extreme difference, and it is limited to a certain extent and is used.People are frequently with addition filler, bullet
The methods such as property body, plasticizer, heat stabilizer, processing aid, heat-proof modifier and flow ability modifying agent improve PVC performance.
But the existing curtain LED PVC material defect such as have translucency poor, is limited to a certain extent
It is used.
The content of the invention
In order to overcome shortcoming and defect present in prior art, it is an object of the invention to provide a kind of semi-transparent LED
Light bar is material modified with PVC, and the semi-transparent LED is preferable with the material modified translucency of PVC, environmental protection, and resistance to gentle weatherability
Can be excellent, intensity is high, and excellent shock resistance, good flame retardation effect, processing characteristics is excellent, excellent combination property.
Another object of the present invention is to provide the preparation method that a kind of semi-transparent LED PVC is material modified, the system
Preparation Method step is simple, convenient operation and control, steady quality, and production efficiency is high, and production cost is low, can large-scale industry metaplasia
Production.
The purpose of the present invention is achieved through the following technical solutions：A kind of semi-transparent LED is material modified with PVC, described
Semi-transparent LED includes the raw material of following parts by weight with PVC is material modified：
80-120 parts of polyvinyl chloride resin
45-70 parts of plasticizer
1.4-2.2 parts of heat stabilizer
It is in the light 0.4-0.8 parts of agent
0.4-0.8 parts of titanium dioxide
0.1-0.3 parts of brightening agent
0.6-1.0 parts of liquid lubrication prescription
0.4-0.8 parts of lubricant.
The semi-transparent LED of the present invention is material modified by using above-mentioned raw materials with PVC, and strictly controls each raw material
Weight proportion, the obtained material modified translucency of PVC is preferably, environmentally friendly, and resistance to gentle weather resistance is excellent, and intensity is high, shock resistance
Excellent performance, good flame retardation effect, processing characteristics is excellent, excellent combination property.
It is preferred that, the polyvinyl chloride resin is ethylene process polyvinyl chloride resin of the average degree of polymerization in 1000-2000.The present invention is by adopting
With average degree of polymerization 1000-2000 ethylene process polyvinyl chloride resin so that material plasticizing rate is fast, is easily worked.
It is preferred that, the plasticizer is big by hexamethylene -1,2- dicaxboxylate, trioctyl trimellitate (TOTM) and epoxy
Soya-bean oil compares 2-4 with weight:1:The mixture of 0.4-0.8 compositions.The present invention is by using environment-friendly plasticizer, and strictly control plasticising
Species, compounding and the proportioning of agent, can reduce the active force of PVC molecule interchains, make glass transition temperature, the flowing temperature of PVC plastic
The fusing point spent with contained crystallite is reduced, and improves the plasticity of resin, makes product softness, resistance to low temperature good.
It is preferred that, the heat stabilizer is with weight to compare 0.8-1.2 by calcium stearate, zinc stearate and hydrotalcite:0.5-
1.5:The mixture of 1 composition.
The present invention, as main body heat stabilizer, auxiliary heat is used as using hydrotalcite by using calcium stearate, zinc stearate
Stabilizer, main body heat stabilizer and auxiliary heat stabilizer compounding use, make material good heat stability, with efficient weatherability,
Material can also be made to have good dispersiveness, compatibility and processing fluidity in process.
It is preferred that, the agent of being in the light is by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- bis-
Ethylamino -2- hydroxy benzoyls) benzoic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates be with weight
Than 1:0.5-1.5:1.5-2.5 the mixture of composition.
The present invention is by the species for the agent that strictly controls to be in the light, compounding and matches, and scientific research controls the transparent effect of PVC material,
Obtained PVC material translucent effect is good.
It is preferred that, the titanium dioxide surface treated, its preparation method is：By rutile type titanium white in 100-120 DEG C
Lower high-speed stirred 15-25min removes the moisture content absorbed, is then added in the styrene and silicon oil solution for being mixed with initiator, continues
Cooling after 8-12min is mixed to complete to prepare；The rutile type titanium white, styrene, dimethicone, dicetyl peroxydicarbonate two
The weight ratio of isopropyl ester is 100：0.4-0.8：1.2-1.6：0.04-0.08.
The titanium dioxide of the present invention is by using above-mentioned processing, and the weight proportion of strict controlling agent, obtained titanium dioxide tool
There are superior whiteness, tinting strength, tinting power, covering power, weatherability, heat resistance and chemical stability, particularly no toxicity.
It is preferred that, the brightening agent is with weight to compare 0.5-1.5 by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:2-4
The mixture of composition.
The present invention is by strictly controlling the species of brightening agent, compounding and proportioning, and scientific research improves the whiteness of PVC material, coloring
Power and covering power.
It is preferred that, the liquid lubrication prescription is with weight to compare 0.4-0.8 by naphthenic oil, White Mineral Oil and dimethicone：
0.8-1.2:The mixture of 1 composition.
The present invention can be such that material changes in process by strictly controlling the species of liquid lubrication prescription, compounding and proportioning
The mobility of kind material and the release property of product, improve the processing characteristics of material.
It is preferred that, the lubricant be by OPE, ethylene bis stearic acid amide and glycerin monostearate with
Weight compares 1.5-2.5：0.8-1.2：The mixture of 1 composition.
The present invention can be such that material improves in process by strictly controlling the species of lubricant, compounding and proportioning
The mobility of material and the release property of product, can reduce difficulty of processing, save energy resource consumption.
It is preferred that, it is described material modified also including 15-35 parts of aliphatic polyketone, 5-15 parts of polyester staple fiber and modified POE
4-8 parts of resin.
The present invention can improve material modified intensity by adding aliphatic polyketone with PVC formation alloy materials
And shock resistance, also with excellent wearability, chemical resistance, fuel resistance and hydrolytic resistance.
The present invention can significantly inhibit the mechanical property caused by a large amount of inorganic matters are added and drop by adding polyester staple fiber
It is poorly efficient to answer, it can also improve the heat-resisting quantity of material.
The modified POE resin is polypropylene/ethylene-octene copolymer that polypropylene and POE resin blending and modifying are obtained；
The ethylene-octene copolymer is ethylene-octene copolymer of the octene monomers content in 20%-30%.
Polypropylene/ethylene-octene copolymer conduct that the present invention is obtained by using polypropylene and POE resin blending and modifying
Modified POE resin, can significantly improve the normal temperature and low-temperature impact toughness of material.The present invention exists by using octene monomers content
20%-30% ethylene-octene copolymer, can significantly improve the impact strength and heat resistance of material, and tensile strength, tear
The Main Mechanicals such as intensity all have significant improvement.
The polypropylene is that have COPP and HOPP to compare 1.4-2.2 with weight：The mixture of 1 composition；Institute
It is COPP of the melt index in 10-50g/10min to state COPP；The HOPP is that melt index exists
60-100g/10min HOPP.
The present invention by using melt index 10-50g/10min COPP and melt index in 60-100g/
10min HOPP controls its weight ratio to be 1.4-2.2 as polypropylene compounding use：1, material can be significantly improved
Impact strength and heat distortion temperature.
It is preferred that, it is described material modified also including 1-5 parts of 20-60 parts of Vitrified powder, 1-5 parts of fire retardant and smoke suppressant.
The Vitrified powder is with weight to compare 0.8- by boron compound, low softening point glass dust, glass fibre and mineral filler
1.2:1:0.4-0.8:The mixture of 0.5-1.5 compositions.
The boron compound is with weight to compare 0.5-1.5 by borax, ammonium borate and Firebrake ZB:1:It is mixed that 0.4-0.8 is constituted
Compound.
The softening point glass dust is by bismuth oxide glass powder, phosphate glass powder, silicate glass powder and borate glass
Glass powder compares 0.4-0.8 with weight:0.8-1.2:1:The mixture of 0.5-1.5 compositions.
The mineral filler is with weight ratio 1 by talcum powder, kaolin and wollastonite in powder:0.3-0.7:0.8-1.2 is constituted
Mixture.
The present invention is by using at least one of boron compound, low softening point glass dust, glass fibre and mineral filler
As Vitrified powder compounding use, can the flame-retarded PVC modified material of ceramic the ceramics of densification can be formed in the range of 600-1000 DEG C
Change product, the ceramic product of formation has good elevated temperature strength and heat resistanceheat resistant stream impact capacity, also have at normal temperatures good
Mechanical property.
Be more highly preferred to, the Vitrified powder is surface-treated through high molecular polymer, the high molecular polymer be by
Polyvinyl alcohol, Exxal 12 APEO and polyoxyethylene sorbitol fatty acid ester are with weight ratio 1:0.8-1.2:0.4-
The mixture of 0.8 composition.
The present invention is handled the surface of Vitrified powder by using high molecular polymer, can improve ceramic powder and organic tree
The compatibility of fat, improves the tensile strength and tearing strength of composite, improves rheological performance, improves surface smoothness.
The fire retardant is with weight to compare 0.5-1.5 by antimony oxide and Firebrake ZB：The mixture of 1 composition.
Antimony oxide and line borate are inorganic environment-friendly fire retardant, and the present invention is by using antimony oxide and Firebrake ZB
As fire retardant compounding use, and its weight ratio is controlled to be 0.5-1.5：1, good flame retardant effect can be reached, moreover it is possible to improve
The processing characteristics and mechanical performance of material.
The smoke suppressant is with weight to compare 0.5-1.5 by ferrocene, antimony oxide and Firebrake ZB:1.5-2.5:1 composition
Mixture.
The present invention by using above-mentioned smoke suppressant, its smoke suppressing effect is good, can reduce PVC material burning when produce have
Poisonous gas and smog.
It is described it is material modified also include cold-resistant toughened dose 2-6 parts, 1-5 parts of intensity modifier, 1-3 parts of compatilizer, slipping agent
0.5-1.5 parts.
Described cold-resistant toughened dose is with weight ratio 1 by amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater：
1.2-1.8 the mixture of composition.
The present invention is used as cold-resistant toughened dose by using amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater
Compounding use, and control its weight ratio to be 1：1.2-1.8 so that material in -20 DEG C of low temperature toughening effect substantially, more than normal temperature
When impact strength, while rigidly being significantly improved under normal temperature.
The intensity modifier is the magnesium salts at 6-10 μm by filament diameter in 4-8 μm of basalt fibre and filament diameter
Whisker compares 1.6-2.4 with weight:The mixture of 1 composition.
Basalt fibre is basalt building stones after 1450 DEG C~1500 DEG C melt, and passes through platinum-rhodium alloy bushing high
The continuous fiber that speed is drawn.Similar to glass fibre, its performance is between high intensity S glass fibres and alkali-free E glass fibres
Between, not only stability is good for basalt continuous fiber, but also a variety of with electrical insulating property, anticorrosive, flame resistant, high temperature resistant etc.
Excellent properties.It is high, resistance to intensity height, impact strength compared with glass fibre using basalt building stones as intensity modifier
The advantages of warm nature is excellent.
Magnesium salt whisker is single palpus fibre structure, and diameter is in nano-scale range, and magnesium salt whisker has very high physical machine
Tool performance, can strengthen the intensity of nylon material after addition；And magnesium salt whisker easily disperses, the compatibility with resin is good, obtained
Nylon product surface scratch resistance capability is strong, dimensionally stable is difficult buckling deformation, and can improve the ageing resistace of nylon product.
The present invention, as intensity modifier compounding use, and controls its weight by using basalt fibre and magnesium salt whisker
Than for 1.6-2.4:1, it can significantly mention the intensity of PVC material.
The compatilizer is with weight ratio by maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer
1：1.4-2.2 the mixture of composition.
The present invention is by using maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer as compatible
Agent compounding use, and control its weight ratio to be 1：1.4-2.2, can improve inorganic filler and polyvinyl chloride resin compatibility, improve product
Stretching, impact strength, realize high filling, reduce resin demand, improve rheological performance, improve surface smoothness.
The slipping agent is with weight to compare 1.5-2.5 by erucyl amide, oleamide and N, N'- ethylene bis stearamide：
0.8-1.2：The mixture of 1 composition.
The present invention is by using erucyl amide, oleamide and N, N'- ethylene bis stearamide are as slipping agent and control
Its weight ratio is 1.5-2.5：0.8-1.2：1, mechanical resistant stirring capacity and fingerprinting stress, finished product good forming effect, table can be strengthened
Face is bright and clean, moreover it is possible to strengthen the extensibility of finished product, easy-to-draw not easily broken.
Another object of the present invention is achieved through the following technical solutions：A kind of semi-transparent LED is material modified with PVC
Preparation method, comprises the following steps：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 15-25min is stirred at a temperature of 100-140 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 138-160 DEG C of area's temperature, two 135-160 DEG C of area's temperature, three area temperature 135-
155 DEG C, 130-148 DEG C of the area's temperature of four area temperature 132-150 DEG CHe five.
The beneficial effects of the present invention are：The semi-transparent LED of the present invention is preferable with the material modified translucency of PVC, ring
Protect, and resistance to gentle weather resistance is excellent, intensity is high, and excellent shock resistance, good flame retardation effect, processing characteristics is excellent, comprehensive
Can be excellent.
The preparation method step of the present invention is simple, convenient operation and control, steady quality, and production efficiency is high, and production cost is low,
Can large-scale industrial production.
Embodiment
For the ease of the understanding of those skilled in the art, with reference to embodiment, the present invention is further illustrated, real
The content that the mode of applying is referred to not limitation of the invention.
Embodiment 1
A kind of semi-transparent LED is material modified with PVC, and the semi-transparent LED is material modified including following weight with PVC
The raw material of part：
80 parts of polyvinyl chloride resin
45- parts of plasticizer
1.4 parts of heat stabilizer
It is in the light 0.4 part of agent
0.4 part of titanium dioxide
0.1 part of brightening agent
0.6 part of liquid lubrication prescription
0.4- parts of lubricant.
The polyvinyl chloride resin is ethylene process polyvinyl chloride resin of the average degree of polymerization 1000.
The plasticizer be by hexamethylene -1,2- dicaxboxylates, trioctyl trimellitate (TOTM) and epoxidized soybean oil with
Weight compares 2:1:The mixture of 0.4 composition.
The heat stabilizer is with weight ratio 0.8 by calcium stearate, zinc stearate and hydrotalcite:0.5:The mixing of 1 composition
Thing.
The agent of being in the light be by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- lignocaines -
2- hydroxy benzoyls) benzoic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates be with weight ratio 1:0.5:
The mixture of 1.5 compositions.
The titanium dioxide surface treated, its preparation method is：By rutile type titanium white in high-speed stirred at 100 DEG C
15min removes the moisture content absorbed, is then added in the styrene and silicon oil solution for being mixed with initiator, continues to mix cold after 8min
But complete to prepare；The rutile type titanium white, styrene, dimethicone, the weight ratio of di-isopropyl peroxydicarbonate
For 100：0.4：1.2：0.04.
The brightening agent is with weight ratio 0.5 by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:The mixture of 2 compositions.
The liquid lubrication prescription is with weight ratio 0.4 by naphthenic oil, White Mineral Oil and dimethicone：0.8:1 composition it is mixed
Compound.
The lubricant is with weight ratio by OPE, ethylene bis stearic acid amide and glycerin monostearate
1.5：0.8：The mixture of 1 composition.
A kind of semi-transparent LED is comprised the following steps with preparation method material modified PVC：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 15min is stirred at a temperature of 100 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 138 DEG C of area's temperature, 135 DEG C of two area's temperature, 135 DEG C of three area's temperature, four area's temperature
Spend 130 DEG C of 132 DEG CHe, five area's temperature.
Embodiment 2
A kind of semi-transparent LED is material modified with PVC, and the semi-transparent LED is material modified including following weight with PVC
The raw material of part：
90 parts of polyvinyl chloride resin
50 parts of plasticizer
1.6 parts of heat stabilizer
It is in the light 0.5 part of agent
0.5 part of titanium dioxide
0.15 part of brightening agent
0.7 part of liquid lubrication prescription
0.5 part of lubricant.
The polyvinyl chloride resin is ethylene process polyvinyl chloride resin of the average degree of polymerization 1200.
The plasticizer be by hexamethylene -1,2- dicaxboxylates, trioctyl trimellitate (TOTM) and epoxidized soybean oil with
Weight compares 2.5:1:The mixture of 0.5 composition.
The heat stabilizer is with weight ratio 0.9 by calcium stearate, zinc stearate and hydrotalcite:0.8:The mixing of 1 composition
Thing.
The agent of being in the light be by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- lignocaines -
2- hydroxy benzoyls) benzoic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates be with weight ratio 1:0.8:
The mixture of 1.8 compositions.
The titanium dioxide surface treated, its preparation method is：By rutile type titanium white in high-speed stirred at 105 DEG C
18min removes the moisture content absorbed, is then added in the styrene and silicon oil solution for being mixed with initiator, continues to mix after 8-12min
Cooling completes to prepare；The rutile type titanium white, styrene, dimethicone, the weight of di-isopropyl peroxydicarbonate
Than for 100：0.5：1.3：0.05.
The brightening agent is with weight ratio 0.8 by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:The mixing of 2.5 compositions
Thing.
The liquid lubrication prescription is with weight ratio 0.5 by naphthenic oil, White Mineral Oil and dimethicone：0.9:1 composition it is mixed
Compound.
The lubricant is with weight ratio by OPE, ethylene bis stearic acid amide and glycerin monostearate
1.8：0.9：The mixture of 1 composition.
A kind of semi-transparent LED is comprised the following steps with preparation method material modified PVC：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 18min is stirred at a temperature of 110 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 144 DEG C of area's temperature, 141 DEG C of two area's temperature, 140 DEG C of three area's temperature, four area's temperature
Spend 135 DEG C of 136 DEG CHe, five area's temperature.
Embodiment 3
A kind of semi-transparent LED is material modified with PVC, and the semi-transparent LED is material modified including following weight with PVC
The raw material of part：
100 parts of polyvinyl chloride resin
58 parts of plasticizer
1.8 parts of heat stabilizer
It is in the light 0.6 part of agent
0.6 part of titanium dioxide
0.2 part of brightening agent
0.8 part of liquid lubrication prescription
0.6 part of lubricant.
The polyvinyl chloride resin is ethylene process polyvinyl chloride resin of the average degree of polymerization 1500.
The plasticizer be by hexamethylene -1,2- dicaxboxylates, trioctyl trimellitate (TOTM) and epoxidized soybean oil with
Weight compares 3:1:The mixture of 0.6 composition.
The heat stabilizer is with weight ratio 1 by calcium stearate, zinc stearate and hydrotalcite:1:The mixture of 1 composition.
The agent of being in the light be by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- lignocaines -
2- hydroxy benzoyls) benzoic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates be with weight ratio 1:1:2
The mixture of composition.
The titanium dioxide surface treated, its preparation method is：By rutile type titanium white in high-speed stirred at 110 DEG C
20min removes the moisture content absorbed, is then added in the styrene and silicon oil solution for being mixed with initiator, continues to mix cold after 10min
But complete to prepare；The rutile type titanium white, styrene, dimethicone, the weight ratio of di-isopropyl peroxydicarbonate
For 100：0.6：1.4：0.06.
The brightening agent is with weight ratio 1 by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:The mixture of 3 compositions.
The liquid lubrication prescription is with weight ratio 0.6 by naphthenic oil, White Mineral Oil and dimethicone：1:The mixing of 1 composition
Thing.
The lubricant is with weight ratio 2 by OPE, ethylene bis stearic acid amide and glycerin monostearate：
1：The mixture of 1 composition.
A kind of semi-transparent LED is comprised the following steps with preparation method material modified PVC：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 20min is stirred at a temperature of 120 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 149 DEG C of area's temperature, 147 DEG C of two area's temperature, 145 DEG C of three area's temperature, four area's temperature
Spend 139 DEG C of 141 DEG CHe, five area's temperature.
Embodiment 4
A kind of semi-transparent LED is material modified with PVC, and the semi-transparent LED is material modified including following weight with PVC
The raw material of part：
110 parts of polyvinyl chloride resin
60 parts of plasticizer
2 parts of heat stabilizer
It is in the light 0.7 part of agent
0.7 part of titanium dioxide
0.25 part of brightening agent
0.9 part of liquid lubrication prescription
0.7 part of lubricant.
The polyvinyl chloride resin is ethylene process polyvinyl chloride resin of the average degree of polymerization 1800.
The plasticizer be by hexamethylene -1,2- dicaxboxylates, trioctyl trimellitate (TOTM) and epoxidized soybean oil with
Weight compares 3.5:1:The mixture of 0.7 composition.
The heat stabilizer is with weight ratio 1.1 by calcium stearate, zinc stearate and hydrotalcite:1.2:The mixing of 1 composition
Thing.
The agent of being in the light be by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- lignocaines -
2- hydroxy benzoyls) benzoic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates be with weight ratio 1:1.2:
The mixture of 2.2 compositions.
The titanium dioxide surface treated, its preparation method is：By rutile type titanium white in high-speed stirred at 115 DEG C
22min removes the moisture content absorbed, is then added in the styrene and silicon oil solution for being mixed with initiator, continues to mix cold after 11min
But complete to prepare；The rutile type titanium white, styrene, dimethicone, the weight ratio of di-isopropyl peroxydicarbonate
For 100：0.7：1.5：0.07.
The brightening agent is with weight ratio 1.2 by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:The mixing of 3.5 compositions
Thing.
The liquid lubrication prescription is with weight ratio 0.7 by naphthenic oil, White Mineral Oil and dimethicone：1.1:1 composition it is mixed
Compound.
The lubricant is with weight ratio by OPE, ethylene bis stearic acid amide and glycerin monostearate
2.2：1.1：The mixture of 1 composition.
A kind of semi-transparent LED is comprised the following steps with preparation method material modified PVC：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 22min is stirred at a temperature of 130 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 155 DEG C of area's temperature, 153 DEG C of two area's temperature, 150 DEG C of three area's temperature, four area's temperature
Spend 144 DEG C of 145 DEG CHe, five area's temperature.
Embodiment 5
A kind of semi-transparent LED is material modified with PVC, and the semi-transparent LED is material modified including following weight with PVC
The raw material of part：
120 parts of polyvinyl chloride resin
70 parts of plasticizer
2.2 parts of heat stabilizer
It is in the light 0.8 part of agent
0.8 part of titanium dioxide
0.3 part of brightening agent
1.0 parts of liquid lubrication prescription
0.8 part of lubricant.
The polyvinyl chloride resin is ethylene process polyvinyl chloride resin of the average degree of polymerization 2000.
The plasticizer be by hexamethylene -1,2- dicaxboxylates, trioctyl trimellitate (TOTM) and epoxidized soybean oil with
Weight compares 4:1:The mixture of 0.8 composition.
The heat stabilizer is with weight ratio 1.2 by calcium stearate, zinc stearate and hydrotalcite:1.5:The mixing of 1 composition
Thing.
The agent of being in the light be by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- lignocaines -
2- hydroxy benzoyls) benzoic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates be with weight ratio 1:1.5:
The mixture of 2.5 compositions.
The titanium dioxide surface treated, its preparation method is：By rutile type titanium white in high-speed stirred at 120 DEG C
25min removes the moisture content absorbed, is then added in the styrene and silicon oil solution for being mixed with initiator, continues to mix cold after 12min
But complete to prepare；The rutile type titanium white, styrene, dimethicone, the weight ratio of di-isopropyl peroxydicarbonate
For 100：0.8：1.6：0.08.
The brightening agent is with weight ratio 1.5 by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:The mixture of 4 compositions.
The liquid lubrication prescription is with weight ratio 0.8 by naphthenic oil, White Mineral Oil and dimethicone：1.2:1 composition it is mixed
Compound.
The lubricant is with weight ratio by OPE, ethylene bis stearic acid amide and glycerin monostearate
2.5：1.2：The mixture of 1 composition.
A kind of semi-transparent LED is comprised the following steps with preparation method material modified PVC：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 25min is stirred at a temperature of 140 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 160 DEG C of area's temperature, 160 DEG C of two area's temperature, 155 DEG C of three area's temperature, four area's temperature
Spend 148 DEG C of 150 DEG CHe, five area's temperature.
Embodiment 6
The difference of the present embodiment and above-described embodiment 1 is：
It is described material modified also including 15 parts of aliphatic polyketone, 5 parts of polyester staple fiber and modified 4 parts of POE resin.
The modified POE resin is polypropylene/ethylene-octene copolymer that polypropylene and POE resin blending and modifying are obtained；
The ethylene-octene copolymer is ethylene-octene copolymer of the octene monomers content 20%.
The polypropylene is that have COPP and HOPP with weight ratio 1.4：The mixture of 1 composition；It is described common
Poly- polypropylene is COPP of the melt index in 10g/10min；The HOPP is melt index in 60g/
10min HOPP.
It is described material modified also including 1 part of 20 parts of Vitrified powder, 1 part of fire retardant and smoke suppressant.
The Vitrified powder is with weight ratio 0.8 by boron compound, low softening point glass dust, glass fibre and mineral filler：
1：0.4：The mixture of 0.5 composition.
The boron compound is with weight ratio 0.5 by borax, ammonium borate and Firebrake ZB：1：The mixture of 0.4 composition.
The softening point glass dust is by bismuth oxide glass powder, phosphate glass powder, silicate glass powder and borate glass
Glass powder compares 0.4 with weight：0.8：1：The mixture of 0.5 composition.
The mineral filler is with weight ratio 1 by talcum powder, kaolin and wollastonite in powder：0.3：The mixture of 0.8 composition.
The Vitrified powder is surface-treated through high molecular polymer, and the high molecular polymer is by polyvinyl alcohol, three
Methyl nonyl alcohol APEO and polyoxyethylene sorbitol fatty acid ester are with weight ratio 1：0.8：The mixture of 0.4 composition.
The fire retardant is with weight ratio 0.5 by antimony oxide and Firebrake ZB：The mixture of 1 composition.
The smoke suppressant is with weight ratio 0.5 by ferrocene, antimony oxide and Firebrake ZB：1.5：The mixture of 1 composition.
It is described it is material modified also include cold-resistant toughened dose 2 parts, 1 part of intensity modifier, 1 part of compatilizer, 0.5 part of slipping agent.
Described cold-resistant toughened dose is with weight ratio 1 by amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater：
The mixture of 1.2 compositions.
The intensity modifier is the magnesium salt whisker at 6 μm by filament diameter in 4 μm of basalt fibre and filament diameter
Compare 1.6 with weight：The mixture of 1 composition.
The compatilizer is with weight ratio by maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer
1：The mixture of 1.4 compositions.
The slipping agent is with weight to compare 1.5 by erucyl amide, oleamide and N, N'- ethylene bis stearamide：0.8：1
The mixture of composition.
Embodiment 7
The difference of the present embodiment and above-described embodiment 2 is：
It is described material modified also including 20 parts of aliphatic polyketone, 8 parts of polyester staple fiber and modified 5 parts of POE resin.
The modified POE resin is polypropylene/ethylene-octene copolymer that polypropylene and POE resin blending and modifying are obtained；
The ethylene-octene copolymer is ethylene-octene copolymer of the octene monomers content 22%.
The polypropylene is that have COPP and HOPP with weight ratio 1.6：The mixture of 1 composition；It is described common
Poly- polypropylene is COPP of the melt index in 20g/10min；The HOPP is melt index in 70g/
10min HOPP.
It is described material modified also including 2 parts of 30 parts of Vitrified powder, 2 parts of fire retardant and smoke suppressant.
The Vitrified powder is with weight ratio 0.9 by boron compound, low softening point glass dust, glass fibre and mineral filler：
1：0.5：The mixture of 0.8 composition.
The boron compound is with weight ratio 0.8 by borax, ammonium borate and Firebrake ZB：1：The mixture of 0.5 composition.
The softening point glass dust is by bismuth oxide glass powder, phosphate glass powder, silicate glass powder and borate glass
Glass powder compares 0.5 with weight：0.9：1：The mixture of 0.8 composition.
The mineral filler is with weight ratio 1 by talcum powder, kaolin and wollastonite in powder：0.4：The mixture of 0.9 composition.
The Vitrified powder is surface-treated through high molecular polymer, and the high molecular polymer is by polyvinyl alcohol, three
Methyl nonyl alcohol APEO and polyoxyethylene sorbitol fatty acid ester are with weight ratio 1：0.9：The mixture of 0.5 composition.
The fire retardant is with weight ratio 0.8 by antimony oxide and Firebrake ZB：The mixture of 1 composition.
The smoke suppressant is with weight ratio 0.8 by ferrocene, antimony oxide and Firebrake ZB：1.8：The mixture of 1 composition.
It is described it is material modified also include cold-resistant toughened dose 3 parts, 2 parts of intensity modifier, 1.5 parts of compatilizer, slipping agent 0.8
Part.
Described cold-resistant toughened dose is with weight ratio 1 by amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater：
The mixture of 1.4 compositions.
The intensity modifier is the magnesium salt whisker at 7 μm by filament diameter in 5 μm of basalt fibre and filament diameter
Compare 1.8 with weight：The mixture of 1 composition.
The compatilizer is with weight ratio by maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer
1：The mixture of 1.6 compositions.
The slipping agent is with weight to compare 1.8 by erucyl amide, oleamide and N, N'- ethylene bis stearamide：0.9：1
The mixture of composition.
Embodiment 8
The difference of the present embodiment and above-described embodiment 3 is：
It is described material modified also including 25 parts of aliphatic polyketone, 10 parts of polyester staple fiber and modified 6 parts of POE resin.
The modified POE resin is polypropylene/ethylene-octene copolymer that polypropylene and POE resin blending and modifying are obtained；
The ethylene-octene copolymer is ethylene-octene copolymer of the octene monomers content 25%.
The polypropylene is that have COPP and HOPP with weight ratio 1.8：The mixture of 1 composition；It is described common
Poly- polypropylene is COPP of the melt index in 30g/10min；The HOPP is melt index in 80g/
10min HOPP.
It is described material modified also including 3 parts of 40 parts of Vitrified powder, 3 parts of fire retardant and smoke suppressant.
The Vitrified powder is with weight ratio 1 by boron compound, low softening point glass dust, glass fibre and mineral filler：1：
0.6：The mixture of 1 composition.
The boron compound is with weight ratio 1 by borax, ammonium borate and Firebrake ZB：1：The mixture of 0.6 composition.
The softening point glass dust is by bismuth oxide glass powder, phosphate glass powder, silicate glass powder and borate glass
Glass powder compares 0.6 with weight：1：1：The mixture of 1 composition.
The mineral filler is with weight ratio 1 by talcum powder, kaolin and wollastonite in powder：0.5：The mixture of 1 composition.
The Vitrified powder is surface-treated through high molecular polymer, and the high molecular polymer is by polyvinyl alcohol, three
Methyl nonyl alcohol APEO and polyoxyethylene sorbitol fatty acid ester are with weight ratio 1：1：The mixture of 0.6 composition.
The fire retardant is with weight ratio 1 by antimony oxide and Firebrake ZB：The mixture of 1 composition.
The smoke suppressant is with weight ratio 1 by ferrocene, antimony oxide and Firebrake ZB：2：The mixture of 1 composition.
It is described it is material modified also include cold-resistant toughened dose 4 parts, 3 parts of intensity modifier, 2 parts of compatilizer, 1 part of slipping agent.
Described cold-resistant toughened dose is with weight ratio 1 by amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater：
The mixture of 1.5 compositions.
The intensity modifier is the magnesium salt whisker at 8 μm by filament diameter in 6 μm of basalt fibre and filament diameter
Compare 2 with weight：The mixture of 1 composition.
The compatilizer is with weight ratio by maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer
1：The mixture of 1.8 compositions.
The slipping agent is with weight to compare 2 by erucyl amide, oleamide and N, N'- ethylene bis stearamide：1：1 composition
Mixture.
Embodiment 9
The difference of the present embodiment and above-described embodiment 4 is：
It is described material modified also including 30 parts of aliphatic polyketone, 12 parts of polyester staple fiber and modified 7 parts of POE resin.
The modified POE resin is polypropylene/ethylene-octene copolymer that polypropylene and POE resin blending and modifying are obtained；
The ethylene-octene copolymer is ethylene-octene copolymer of the octene monomers content 28%.
The polypropylene is that have COPP and HOPP with weight ratio 2：The mixture of 1 composition；The copolymerization
Polypropylene is COPP of the melt index in 40g/10min；The HOPP is melt index in 90g/10min
HOPP.
It is described material modified also including 4 parts of 50 parts of Vitrified powder, 4 parts of fire retardant and smoke suppressant.
The Vitrified powder is with weight ratio 1.1 by boron compound, low softening point glass dust, glass fibre and mineral filler：
1：0.7：The mixture of 1.2 compositions.
The boron compound is with weight ratio 1.2 by borax, ammonium borate and Firebrake ZB：1：The mixture of 0.7 composition.
The softening point glass dust is by bismuth oxide glass powder, phosphate glass powder, silicate glass powder and borate glass
Glass powder compares 0.7 with weight：1.1：1：The mixture of 1.2 compositions.
The mineral filler is with weight ratio 1 by talcum powder, kaolin and wollastonite in powder：0.5：The mixture of 1.1 compositions.
The Vitrified powder is surface-treated through high molecular polymer, and the high molecular polymer is by polyvinyl alcohol, three
Methyl nonyl alcohol APEO and polyoxyethylene sorbitol fatty acid ester are with weight ratio 1：1.1：The mixture of 0.7 composition.
The fire retardant is with weight ratio 1.2 by antimony oxide and Firebrake ZB：The mixture of 1 composition.
The smoke suppressant is with weight ratio 1.2 by ferrocene, antimony oxide and Firebrake ZB：2.2：The mixture of 1 composition.
It is described it is material modified also include cold-resistant toughened dose 5 parts, 4 parts of intensity modifier, 2.5 parts of compatilizer, slipping agent 1.2
Part.
Described cold-resistant toughened dose is with weight ratio 1 by amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater：
The mixture of 1.6 compositions.
The intensity modifier is the magnesium salt whisker at 9 μm by filament diameter in 7 μm of basalt fibre and filament diameter
Compare 2.2 with weight：The mixture of 1 composition.
The compatilizer is with weight ratio by maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer
1：The mixture of 2 compositions.
The slipping agent is with weight to compare 2.2 by erucyl amide, oleamide and N, N'- ethylene bis stearamide：1.1：1
The mixture of composition.
Embodiment 10
The difference of the present embodiment and above-described embodiment 5 is：
It is described material modified also including 35 parts of aliphatic polyketone, 15 parts of polyester staple fiber and modified 8 parts of POE resin.
The modified POE resin is polypropylene/ethylene-octene copolymer that polypropylene and POE resin blending and modifying are obtained；
The ethylene-octene copolymer is ethylene-octene copolymer of the octene monomers content 30%.
The polypropylene is that have COPP and HOPP with weight ratio 2.2：The mixture of 1 composition；It is described common
Poly- polypropylene is COPP of the melt index in 50g/10min；The HOPP is melt index in 100g/
10min HOPP.
It is described material modified also including 5 parts of 60 parts of Vitrified powder, 5 parts of fire retardant and smoke suppressant.
The Vitrified powder is with weight ratio 1.2 by boron compound, low softening point glass dust, glass fibre and mineral filler：
1：0.8：The mixture of 1.5 compositions.
The boron compound is with weight ratio 1.5 by borax, ammonium borate and Firebrake ZB：1：The mixture of 0.8 composition.
The softening point glass dust is by bismuth oxide glass powder, phosphate glass powder, silicate glass powder and borate glass
Glass powder compares 0.8 with weight：1.2：1：The mixture of 1.5 compositions.
The mineral filler is with weight ratio 1 by talcum powder, kaolin and wollastonite in powder：0.7：The mixture of 1.2 compositions.
The Vitrified powder is surface-treated through high molecular polymer, and the high molecular polymer is by polyvinyl alcohol, three
Methyl nonyl alcohol APEO and polyoxyethylene sorbitol fatty acid ester are with weight ratio 1：1.2：The mixture of 0.8 composition.
The fire retardant is with weight ratio 1.5 by antimony oxide and Firebrake ZB：The mixture of 1 composition.
The smoke suppressant is with weight ratio 1.5 by ferrocene, antimony oxide and Firebrake ZB：2.5：The mixture of 1 composition.
It is described it is material modified also include cold-resistant toughened dose 6 parts, 5 parts of intensity modifier, 3 parts of compatilizer, 1.5 parts of slipping agent.
Described cold-resistant toughened dose is with weight ratio 1 by amide-type beta crystal-type nucleater and dicarboxylic acids salt beta crystal-type nucleater：
The mixture of 1.8 compositions.
The intensity modifier is the magnesium salt whisker at 10 μm by filament diameter in 8 μm of basalt fibre and filament diameter
Compare 2.4 with weight：The mixture of 1 composition.
The compatilizer is with weight ratio by maleic anhydride grafted polyvinyl chloride and ethlyene dichloride-vinyl acetate copolymer
1：The mixture of 2.2 compositions.
The slipping agent is with weight to compare 2.5 by erucyl amide, oleamide and N, N'- ethylene bis stearamide：1.2：1
The mixture of composition.
Semi-transparent LED produced by the present invention is preferable with the material modified translucency of PVC, environmental protection, and resistance to gentle weatherability
Can be excellent, intensity is high, and tensile strength can reach more than 25.3MPa, and bending strength can reach more than 54.9MPa, and fracture is stretched
Long rate can reach 320%, and excellent shock resistance, good flame retardation effect, processing characteristics is excellent, excellent combination property.
Above-described embodiment is the present invention preferably implementation, and in addition, the present invention can be realized with other manner,
Any obvious replacement is within protection scope of the present invention on the premise of not departing from present inventive concept.
Claims (10)
1. a kind of semi-transparent LED is material modified with PVC, it is characterised in that：The semi-transparent LED is modified material with PVC
Material includes the raw material of following parts by weight：
80-120 parts of polyvinyl chloride resin
45-70 parts of plasticizer
1.4-2.2 parts of heat stabilizer
It is in the light 0.4-0.8 parts of agent
0.4-0.8 parts of titanium dioxide
0.1-0.3 parts of brightening agent
0.6-1.0 parts of liquid lubrication prescription
0.4-0.8 parts of lubricant.
2. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The PVC trees
Fat is ethylene process polyvinyl chloride resin of the average degree of polymerization in 1000-2000.
3. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The plasticizer
It is that 2-4 compared with weight by hexamethylene -1,2- dicaxboxylates, trioctyl trimellitate (TOTM) and epoxidized soybean oil:1:0.4-0.8
The mixture of composition.
4. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：It is described thermally-stabilised
Agent is with weight to compare 0.8-1.2 by calcium stearate, zinc stearate and hydrotalcite:0.5-1.5:The mixture of 1 composition.
5. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The agent of being in the light
It is by 4- (1,1- dimethyl ethyl) -4'- methoxy dibenzoyl methanes, 2- (4- lignocaine -2- hydroxy benzoyls) benzene
Formic acid Propargyl ester and 2- ethyl hexyl -4- Methoxycinnamates are with weight ratio 1:0.5-1.5:1.5-2.5 compositions
Mixture.
6. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The titanium dioxide
Surface treated, its preparation method is：Rutile type titanium white is removed in high-speed stirred 15-25min at 100-120 DEG C and absorbed
Moisture content, be then added in the styrene and silicon oil solution for being mixed with initiator, continue mix 8-12min after cooling complete prepare；
The rutile type titanium white, styrene, dimethicone, the weight ratio of di-isopropyl peroxydicarbonate are 100：0.4-
0.8：1.2-1.6：0.04-0.08.
7. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The brightening agent
It is that 0.5-1.5 compared with weight by phthalocyanine blue, ultramarine stone flour and fluorescent whitening agent:1:The mixture of 2-4 compositions.
8. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The liquid is slided
Agent is with weight to compare 0.4-0.8 by naphthenic oil, White Mineral Oil and dimethicone：0.8-1.2:The mixture of 1 composition.
9. a kind of semi-transparent LED according to claim 1 is material modified with PVC, it is characterised in that：The lubricant
It is that 1.5-2.5 compared with weight by OPE, ethylene bis stearic acid amide and glycerin monostearate：0.8-1.2：1 group
Into mixture.
10. a kind of semi-transparent LED preparation method material modified PVC, its spy as described in claim any one of 1-9
Levy and be：Comprise the following steps：
（1）Above-mentioned raw materials are weighed by the parts by weight of constitutive material, are mixed；
（2）Mixed raw material is put into high speed blender, 15-25min is stirred at a temperature of 100-140 DEG C；
（3）By the raw material after stirring by double screw extruder extruding pelletization, semi-transparent LED is made material modified with PVC；
The extruder temperature of the double screw extruder is：One 138-160 DEG C of area's temperature, two 135-160 DEG C of area's temperature, three area temperature 135-
155 DEG C, 130-148 DEG C of the area's temperature of four area temperature 132-150 DEG CHe five.
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| CN112724549A (en) * | 2020-12-03 | 2021-04-30 | 广东祺龙科技有限公司 | Heat-insulating mildew-proof antibacterial curtain material and preparation method and application thereof |
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Application publication date: 20171017 |