CN106893295A - A kind of LED lamp uses up diffusion PC fluorescent tubes and its manufacture method - Google Patents
A kind of LED lamp uses up diffusion PC fluorescent tubes and its manufacture method Download PDFInfo
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- CN106893295A CN106893295A CN201710095463.4A CN201710095463A CN106893295A CN 106893295 A CN106893295 A CN 106893295A CN 201710095463 A CN201710095463 A CN 201710095463A CN 106893295 A CN106893295 A CN 106893295A
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
- F21V3/062—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics
- F21V3/0625—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics the material diffusing light, e.g. translucent plastics
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- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
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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
- C08L2201/04—Antistatic
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
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Abstract
The present invention provides a kind of LED lamp and uses up diffusion PC fluorescent tubes and its manufacture method, and the light diffusion PC fluorescent tubes include the composition of following weight portion：Makrolon：40 ~ 50 parts, light diffusing agent：10 ~ 20 parts, antioxidant：1 ~ 5 part, emulsifying agent：1 ~ 5 part, antistatic additive：1 ~ 5 part, heat stabilizer：1 ~ 5 part, crosslinking agent：1 ~ 5 part, the light diffusing agent be shaped as it is spherical, a diameter of 0.1 ~ 0.5 μm, in island structure disperse arrange.The light spreads PC fluorescent tubes by adding light diffusing agent in PC resin, light diffusing agent is spherical in shape, it is dispersed in PC resin, form island structure, because PC resin is different with the refraction index of light diffusing agent, light is similar to mirror-reflection on light diffusing agent surface, by multiple reflections, reaches light diffusion effect.
Description
Technical field
Diffusion PC fluorescent tubes and its manufacture method are used up the present invention relates to a kind of LED lamp.
Background technology
During LED illumination is gradually acceptable to the market, the problem on lampshade all annoyings light fixture factory always
Business.There should be light transmittance high to do premise, while accomplishing disguised with suitable light diffusivity and good light source again.Most
Just institute using glass be used for produce lampshade, the problem of glass is frangible, and light diffusion effect nor very well, be extremely difficult to
Lighting requirement is used immediately.Gradually develop into resin to replace glass later, if only only making lamp with transparent resin
Cover, although light transmittance is very high, and more than 90% is attained by substantially, but the dispersion effect of light is not ideal enough, and light source concealment is poor.
Blank resin, there is that light transmittance is too low, have a strong impact on the illumination of LED.
PC lampshades are to use PC（Makrolon）Outside bulb, LED lamp, LED daylight lamp, car light and the light fixture made for raw material
The lampshade of shell series.
Wherein, PC fluorescent tubes are a wherein important class.PC fluorescent tubes be light by with the diffusion layer of PC base materials, run into
During its refractive index different medium (diffusion particle), it may occur that multi-angle, multidirectional refraction, reflection and the phenomenon for scattering, from
And light diffusion effect is reached, for display light fixture provides a uniform area light source.
For PC lampshades, the current country is primarily present following patent document：
Authorization Notice No.：CN204943336U, discloses a kind of PC lampshades, including body, and the body is provided with guide groove, body
Screw rod is installed, the right-hand member of the screw rod is provided with sketch plate, fluorescent plate is provided with the sketch plate, is provided with the middle part of body
Threaded post, the right-hand member of the threaded post is provided with lamp socket, and the left end of threaded post is provided with limiting plate, and the right-hand member of the limiting plate is provided with convex
Clamp nut is mounted on block, threaded post and screw rod.The utility model helps to adjust by being provided with the screw rod of sketch plate
The position of fluorescent plate is saved, the fixation and installation of body is contributed to by the limiting plate for being provided with projection, by being provided with lamp
The threaded post of seat helps to adjust the position of lamp socket, additionally aids the fixation of body, and simple structure, easy to operate, economical real
With.But the patent focuses principally on the structure of PC lampshades, the improvement for itself performance is not referred to.
And for LED lamp shade（PC fluorescent tubes）Manufacture method, the current country is primarily present following patent document：
Patent publication No.：CN104788869A, discloses a kind of lampshade material, according to the mass fraction, is made up of following raw material：
PMMA100 parts, 4~6 parts of organosilicon material, 1~2 part of methacryloxypropyl silane, 0.5~1 part of polyethylene glycol, organosilicon light
0.4~0.8 part of diffusant, 1~1.5 part of carboxymethylcellulose calcium, 1~2 part of nanometer anion powder, nano yttrium oxide 0.5~1.5
Part, 2~5 parts of superfine powder of polytetrafluoroethylene, 0.5~1.5 part of antioxidant, 0.5~1.5 part of light stabilizer；Further relate to the lampshade material
The preparation method of material.The lampshade material, translucidus are good, and light is soft, and the lampshade material thermal coefficient of expansion and LED chip
Match so that LED will not make wafer bending in normal work because of the change of temperature, so that LED makes
Overall structure is consolidated during, is increased the service life, and the lampshade material has Air purification, and the lampshade material in addition
The preparation method of material is simple, can guarantee that the dispersive property of the lampshade material of preparation is obviously improved, and light transmittance and mist degree are obviously improved,
Mechanical property and case hardness have clear improvement.But the lampshade heat resistance made by the lampshade material of patent offer is not
Height, causes the scope of application not extensive.
The content of the invention
Be to solve above-mentioned problem, it is an object of the invention to provide a kind of LED lamp use up diffusion PC fluorescent tubes and
Its manufacture method, the light diffusion PC fluorescent tubes are spherical in shape by adding light diffusing agent, light diffusing agent in PC resin, dispersed
In PC resin, island structure is formed, because PC resin is different with the refraction index of light diffusing agent, light is on light diffusing agent surface
Similar mirror-reflection, by multiple reflections, reaches light diffusion effect.
To reach above-mentioned purpose, the technical scheme is that：
A kind of LED lamp uses up diffusion PC fluorescent tubes, and the light diffusion PC fluorescent tubes include the composition of following weight portion：Makrolon：
40 ~ 50 parts, light diffusing agent：10 ~ 20 parts, antioxidant：1 ~ 5 part, emulsifying agent：1 ~ 5 part, antistatic additive：1 ~ 5 part, heat stabilizer：
1 ~ 5 part, crosslinking agent：1 ~ 5 part, the light diffusing agent be shaped as it is spherical, a diameter of 0.1 ~ 0.5 μm, in island structure disperse arrange.
Further, the light diffusion PC fluorescent tubes include the composition of following weight portion：Makrolon：45 ~ 50 parts, light diffusion
Agent：10 ~ 15 parts, antioxidant：1 ~ 3 part, emulsifying agent：3 ~ 5 parts, antistatic additive：2 ~ 5 parts, heat stabilizer：1 ~ 4 part, crosslinking agent：2
~ 5 parts.
Preferably, the light diffusion PC fluorescent tubes include the composition of following weight portion：Makrolon：45 parts, light diffusing agent：15
Part, antioxidant：2 parts, emulsifying agent：4 parts, antistatic additive：3 parts, heat stabilizer：2 parts, crosslinking agent：2 parts.
The light diffusing agent is acrylic type light diffusing agent, styrene type light diffusing agent or organosilicon light diffusing agent.
The antioxidant elects alkylphenyl naphthyl amine, alkyl diphenylamine or alkylated phenol as.
The emulsifying agent is dodecyl sodium sulfate, neopelex or lauryl sodium sulfate.
The antistatic additive is ethoxylated amine or diethanol amine.
The heat stabilizer is calcium stearate, alundum (Al2O3), titanium dioxide, magnesia or zinc oxide.
The crosslinking agent is formaldehyde, N, N '-methylene-bisacrylamide or N hydroxymethyl acrylamide.
Meanwhile, the present invention also provides the manufacture method that a kind of LED lamp uses up diffusion PC fluorescent tubes, and specific preparation process is such as
Under：Makrolon and light diffusing agent are poured into Scattered Kettle, with the speed of 800 ~ 1000 turns/min carry out shearing dispersion 10 ~
15min, adds antioxidant, emulsifying agent, antistatic additive, heat stabilizer and crosslinking agent, and melting is common in feeding double screw extruder
Mixed 10 ~ 40min, first time extrusion temperature is 100 ~ 150 DEG C, and second extrusion temperature is 160 ~ 200 DEG C, screw speed is 150 ~
300rpm, extrusion pressure is 50 ~ 100bar, and the material injection moulding after extrusion, the LED lamp for obtaining being shaped as hollow tube is used
Light spreads PC fluorescent tubes.
The beneficial effects of the present invention are：
The light spreads PC fluorescent tubes, and its diffusivity can reach 99%, be uniformly dispersed without fisheye, and light transmittance is up to 86-93%, diffusivity
Up to 97-99%, brightness is more than 2 times of traditional lampshade, is widely used in advertising lamp box industry.Before high transmission rate is ensured
Put, the light diffusivity and mist degree of product are increased again, improve the automatically cleaning of fluorescent tube, heat-insulated and antistatic property, by expanding
The effect of fluorescent tube is dissipated, whole surface is formd a uniform light-emitting area without forming dark space, residual shadow is formed on picture
Picture, makes picture more true to nature, reaches the glittering and translucent visual effect of entire body.It is general and the milky white PC fluorescent tubes light transmittance of regular grade only has 20%
The logical milky white PC fluorescent tubes of level only by light penetration, but can not have the effect of uniform astigmatism, and light diffusion PC fluorescent tubes can fully dissipate
Penetrate LED light source.It is 20 ~ 30 times of acryl plates with excellent shock resistance, is hardly damaged in installation, transportation.
Fluorescent tube proportion is 1.2, and weight is only the 1/2 of simple glass, so construction can be easy to, while also reducing freight.Carry
Automatically cleaning, sterilization, radiating and the anti-wear performance of fluorescent tube are risen, fire-retardant rank can reach V-0 grades, and security performance is higher.Temperature tolerance
It is -40 ~ 120 DEG C, low production cost will not be deformed due to the long-term irradiation of lamp source, it is environmentally safe, lift economic benefit.
Specific embodiment
Comparative example
50 parts of makrolon of precise are poured into Scattered Kettle, with the speed of 800 ~ 1000 turns/min carry out shearing dispersion 10 ~
15min, adds 2 parts of alkylphenyl naphthyl amines, 4 parts of dodecyl sodium sulfates, 3 parts of ethoxylated amines, 2 parts of diethanol amine, 2 parts of stearic acid
Calcium, 2 parts of formaldehyde, 10 ~ 40min of melt blending in feeding double screw extruder, first time extrusion temperature is 100 ~ 150 DEG C, second
Secondary extrusion temperature is 160 ~ 200 DEG C, and screw speed is 150 ~ 300rpm, and extrusion pressure is 50 ~ 100bar, the material note after extrusion
Type is moulded, the LED lamp for obtaining being shaped as hollow tube uses up diffusion PC fluorescent tubes.By testing, the sample diffusion rate 72%, thoroughly
Light rate is 95%, and impact strength is 544.17J/m, and proportion is 1.2, fire resistance（UL-94）It is V-0, temperature resistant range is -32 ~
106℃。
Embodiment 1
45 parts of makrolon of precise and 15 parts of acrylic type light diffusing agents are poured into Scattered Kettle, with 800 ~ 1000 turns/min's
Speed carries out shearing 10 ~ 15min of dispersion, adds 2 parts of alkylphenyl naphthyl amines, 4 parts of dodecyl sodium sulfates, 3 parts of ethoxylated amines, 2
Part diethanol amine, 2 parts of calcium stearates, 2 parts of formaldehyde, 10 ~ 40min of melt blending in feeding double screw extruder, extrude for the first time
Temperature is 100 ~ 150 DEG C, and second extrusion temperature is 160 ~ 200 DEG C, and screw speed is 150 ~ 300rpm, extrusion pressure is 50 ~
100bar, the material injection moulding after extrusion, the LED lamp for obtaining being shaped as hollow tube uses up diffusion PC fluorescent tubes.By surveying
Examination, the sample diffusion rate 97%, light transmittance is 93%, and impact strength is 752.235J/m, and proportion is 1.2, fire resistance（UL-
94）It is V-0, temperature resistant range is -40 ~ 120 DEG C.
Embodiment 2
40 parts of makrolon of precise and 18 parts of styrene type light diffusing agents are poured into Scattered Kettle, with 800 ~ 1000 turns/min's
Speed carries out shearing 10 ~ 15min of dispersion, adds 2 parts of alkylphenyl naphthyl amines, 3 parts of alkyl diphenylamines, 3 parts of DBSAs
Sodium, 3 parts of ethoxylated amines, 3 parts of alundum (Al2O3)s, 3 parts of N, N '-methylene-bisacrylamide, melt in feeding double screw extruder
10 ~ 40min of blending, first time extrusion temperature is 100 ~ 150 DEG C, and second extrusion temperature is 160 ~ 200 DEG C, and screw speed is
150 ~ 300rpm, extrusion pressure is 50 ~ 100bar, and the material injection moulding after extrusion obtains being shaped as the LED of hollow tube
Tool uses up diffusion PC fluorescent tubes.By test, diffusivity 99%, the sample transmittance is 90%, and impact strength is 597.52J/m,
Proportion is 1.1, fire resistance（UL-94）It is V-0, temperature resistant range is -35 ~ 120 DEG C.
Embodiment 3
43 parts of makrolon of precise and 13 parts of organosilicon light diffusing agents are poured into Scattered Kettle, with the speed of 800 ~ 1000 turns/min
Degree carries out shearing 10 ~ 15min of dispersion, adds 1 part of alkylated phenol, 3 parts of neopelexes, 2 parts of dodecyl sulphates
Sodium, 2 parts of ethoxylated amines, 2 parts of diethanol amine, 1 part of titanium dioxide, 2 parts of N, N '-methylene-bisacrylamide, 2 parts of N- methylols
Acrylamide, 10 ~ 40min of melt blending in feeding double screw extruder, first time extrusion temperature is 100 ~ 150 DEG C, second
Extrusion temperature is 160 ~ 200 DEG C, and screw speed is 150 ~ 300rpm, and extrusion pressure is 50 ~ 100bar, the material injection after extrusion
Shaping, the LED lamp for obtaining being shaped as hollow tube uses up diffusion PC fluorescent tubes.By test, the sample diffusion rate 99%, printing opacity
Rate is 86%, and impact strength is 512.16J/m, and proportion is 1.2, fire resistance（UL-94）It is V-0, temperature resistant range is -30 ~
110℃。
Embodiment 4
48 parts of makrolon of precise and 10 parts of acrylic type light diffusing agents, 5 parts of styrene type light diffusing agents, 5 parts of organosilicons
Light diffusing agent is poured into Scattered Kettle, and shearing 10 ~ 15min of dispersion is carried out with the speed of 800 ~ 1000 turns/min, adds 1 part of alkylbenzene
Base naphthylamines, 2 parts of alkyl diphenylamines, 2 parts of lauryl sodium sulfate, 2 parts of diethanol amine, 3 parts of magnesia, 2 parts of zinc oxide, 1 part of N-
NMA, 10 ~ 40min of melt blending in feeding double screw extruder, first time extrusion temperature is 100 ~ 150 DEG C,
Second extrusion temperature is 160 ~ 200 DEG C, and screw speed is 150 ~ 300rpm, and extrusion pressure is 50 ~ 100bar, the thing after extrusion
Material injection moulding, the LED lamp for obtaining being shaped as hollow tube uses up diffusion PC fluorescent tubes.By test, the sample diffusion rate
99%, light transmittance is 88%, and impact strength is 656.205J/m, and proportion is 1.2, fire resistance（UL-94）It is V-0, heatproof model
Enclose is -37 ~ 118 DEG C.
Embodiment 5
50 parts of makrolon of precise and 5 parts of acrylic type light diffusing agents, 5 parts of styrene type light diffusing agents pour into Scattered Kettle
It is interior, shearing 10 ~ 15min of dispersion is carried out with the speed of 800 ~ 1000 turns/min, add 2 parts of alkylphenyl naphthyl amines, 2 parts of alkyl diphenyls
Amine, 1 part of neopelex, 1 part of ethoxylated amine, 2 parts of calcium stearates, 1 part of alundum (Al2O3), 1 part of magnesia, 1 part of first
Aldehyde, 2 parts of N, N '-methylene-bisacrylamide, 2 parts of N hydroxymethyl acrylamides, melt blending 10 in feeding double screw extruder
~ 40min, first time extrusion temperature is 100 ~ 150 DEG C, and second extrusion temperature is 160 ~ 200 DEG C, screw speed is 150 ~
300rpm, extrusion pressure is 50 ~ 100bar, and the material injection moulding after extrusion, the LED lamp for obtaining being shaped as hollow tube is used
Light spreads PC fluorescent tubes.By test, the sample diffusion rate 98%, light transmittance is 92%, and impact strength is 720.225J/m, proportion
It is 1.1, fire resistance（UL-94）It is V-0, temperature resistant range is -35 ~ 115 DEG C.
A kind of LED lamp provided by the present invention uses up diffusion PC fluorescent tubes and its manufacture method, and the light spreads PC fluorescent tubes,
Its diffusivity can reach 97%-99%, be uniformly dispersed without fisheye, light transmittance up to 86-93%, brightness be 2 times of traditional lampshade with
On, widely used in advertising lamp box industry.On the premise of high transmission rate is ensured, the light diffusivity and mist of product are increased again
Degree, improves the automatically cleaning of fluorescent tube, heat-insulated and antistatic property, by spreading the effect of fluorescent tube, whole surface is formd one
Individual uniform light-emitting area forms afterimage without forming dark space on picture, makes picture more true to nature, reaches entire body glittering and translucent
Visual effect.And the milky white PC fluorescent tubes light transmittance of regular grade only has 20%, the milky white PC fluorescent tubes of regular grade only can by light penetration,
But the effect of uniform astigmatism is not had, and light diffusion PC fluorescent tubes can fully scatter LED light source.With excellent shock resistance,
It is 20 ~ 30 times of acryl plates, is hardly damaged in installation, transportation.Fluorescent tube proportion is 1.2, and weight is only simple glass
1/2, so can be easy to construction, while also reducing freight.Improve the automatically cleaning of fluorescent tube, sterilization, radiating and resistance to
Mill performance, fire-retardant rank can reach V-0 grades, and security performance is higher.Temperature tolerance is -40 ~ 120 DEG C, will not be due to lamp source it is long-term
Irradiate and deform low production cost, it is environmentally safe, lift economic benefit.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the technology of invention
Scheme is modified or equivalent, and without deviating from the scope of technical solution of the present invention, it all should cover in power of the invention
In sharp claimed range.
Claims (10)
1. a kind of LED lamp uses up diffusion PC fluorescent tubes, it is characterised in that light diffusion PC fluorescent tubes include following weight portion into
Point：Makrolon：40 ~ 50 parts, light diffusing agent：10 ~ 20 parts, antioxidant：1 ~ 5 part, emulsifying agent：1 ~ 5 part, antistatic additive：1~5
Part, heat stabilizer：1 ~ 5 part, crosslinking agent：1 ~ 5 part, the light diffusing agent be shaped as it is spherical, a diameter of 0.1 ~ 0.5 μm, in island
Structure disperses are arranged.
2. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the light spreads PC lamps
Pipe includes the composition of following weight portion：Makrolon：45 ~ 50 parts, light diffusing agent：10 ~ 15 parts, antioxidant：1 ~ 3 part, emulsification
Agent：3 ~ 5 parts, antistatic additive：2 ~ 5 parts, heat stabilizer：1 ~ 4 part, crosslinking agent：2 ~ 5 parts.
3. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the light spreads PC lamps
Pipe includes the composition of following weight portion：Makrolon：45 parts, light diffusing agent：15 parts, antioxidant：2 parts, emulsifying agent：4 parts, resist
Electrostatic agent：3 parts, heat stabilizer：2 parts, crosslinking agent：2 parts.
4. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the light diffusing agent is
Acrylic type light diffusing agent, styrene type light diffusing agent or organosilicon light diffusing agent.
5. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the antioxidant is elected as
Alkylphenyl naphthyl amine, alkyl diphenylamine or alkylated phenol.
6. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the emulsifying agent is ten
Dialkyl sulfonates, neopelex or lauryl sodium sulfate.
7. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the antistatic additive is
Ethoxylated amine or diethanol amine.
8. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the heat stabilizer is
Calcium stearate, alundum (Al2O3), titanium dioxide, magnesia or zinc oxide.
9. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that the crosslinking agent is first
Aldehyde, N, N '-methylene-bisacrylamide or N hydroxymethyl acrylamide.
10. a kind of LED lamp according to claim 1 uses up diffusion PC fluorescent tubes, it is characterised in that：It is specific to prepare specific step
It is rapid as follows：Makrolon and light diffusing agent are poured into Scattered Kettle, shearing dispersion 10 is carried out with the speed of 800 ~ 1000 turns/min
~ 15min, adds antioxidant, emulsifying agent, antistatic additive, heat stabilizer and crosslinking agent, and melting is common in feeding double screw extruder
Mixed 10 ~ 40min, first time extrusion temperature is 100 ~ 150 DEG C, and second extrusion temperature is 160 ~ 200 DEG C, screw speed is 150 ~
300rpm, extrusion pressure is 50 ~ 100bar, and the material injection moulding after extrusion, the LED lamp for obtaining being shaped as hollow tube is used
Light spreads PC fluorescent tubes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710095463.4A CN106893295A (en) | 2017-02-22 | 2017-02-22 | A kind of LED lamp uses up diffusion PC fluorescent tubes and its manufacture method |
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| CN201710095463.4A CN106893295A (en) | 2017-02-22 | 2017-02-22 | A kind of LED lamp uses up diffusion PC fluorescent tubes and its manufacture method |
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| WO2019100311A1 (en) * | 2017-11-24 | 2019-05-31 | 苏州康邦新材料有限公司 | Light diffusion polycarbonate light tube for light-emitting diode lamp and manufacturing method therefor |
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| CN107246589A (en) * | 2017-07-28 | 2017-10-13 | 北京臻迪科技股份有限公司 | Lampshade and its manufacture method, formation flight aircraft |
| WO2019100311A1 (en) * | 2017-11-24 | 2019-05-31 | 苏州康邦新材料有限公司 | Light diffusion polycarbonate light tube for light-emitting diode lamp and manufacturing method therefor |
| CN109096447A (en) * | 2018-08-22 | 2018-12-28 | 泉州安邦展示用品工贸有限公司 | A kind of heatproof waterproof lamp house casing material and preparation method thereof |
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Inventor after: Zhang Weizhou Inventor after: Wang Jikui Inventor after: Chen Yin Inventor before: Zhang Weizhou Inventor before: Wang Jikui Inventor before: Chen Yin |
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Application publication date: 20170627 |