CN108410115A - A kind of fire-retardant lampshades of LED and preparation method thereof - Google Patents
A kind of fire-retardant lampshades of LED and preparation method thereof Download PDFInfo
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- CN108410115A CN108410115A CN201810278186.5A CN201810278186A CN108410115A CN 108410115 A CN108410115 A CN 108410115A CN 201810278186 A CN201810278186 A CN 201810278186A CN 108410115 A CN108410115 A CN 108410115A
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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
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
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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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
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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
- C08K2201/011—Nanostructured additives
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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
- 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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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
The present invention relates to technical field of LED illumination, and in particular to a kind of fire-retardant lampshades of LED and preparation method thereof.The fire-retardant lampshade that the present invention makes has good anti-flammability, thermal conductivity and thermal diffusivity, avoids heat in lampshade from assembling excessively, temperature is excessively high so as to cause burning.The thermal reservoir that LED light long-term work is distributed can be born, and keeps good anti-ageing property with this condition, material does not harden not embrittlement, and service life is long.
Description
Technical field
The present invention relates to technical field of LED illumination, and in particular to a kind of fire-retardant lampshades of LED and preparation method thereof.
Background technology
LED light source have many advantages, such as small, power consumption is low, service life is long, high brightness, environmental protection, be referred to as 21 century
The favourite son of green illumination.LED lamp cover is one kind of LED accessories, and its role is to preferably by light-ray condensing, light be made more to concentrate
It is softer, avoid LED light light direct beam dazzling.LED lamp cover also needs high resistant other than needing to have and wanting high light transmission, high diffusibility energy
Combustion property, high impact strength, the service life in favor of LED light and safety.
Existing LED generally can add lampshade, point light source is changed into area source by lampshade, main function disappears
Except light scattering, and make LED illumination softer, the meeting that the material of existing LED light lampshade is commonplace uses makrolon,
And in order to assign makrolon light scattering function, often need some polymer or inorganic particulate with different refractivity as
Dispersed phase is typed into continuous phase and obtains in thermoplastic resin, and the polymer of existing addition does not often have good translucency,
And the coefficient of thermal expansion of lampshade material is substantially increased, affect the overall structure stability and service life of LED etc., and lamp
It covers in transportational process and wants rigorous fire.
Invention content
For the problems of the prior art, the purpose of the present invention is to provide fire-retardant lampshades of a kind of LED and preparation method thereof.
The technical problems to be solved by the invention are realized using technical solution below：
A kind of fire-retardant lampshades of LED, are made of the component of following parts by weight：30-50 parts of ABS resin, makrolon 10-20
Part, 15-30 parts of nano aluminum, 10-15 parts of magnesia, 5-10 parts of glass microballoon, 4-8 parts of ceramic, 3-7 parts of bamboo charcoal fiber, carboxylic
2-5 parts of methylcellulose, 2-5 parts of fluorographite, 1-3 parts of alumino-silicate, 0.3-1.2 parts of light stabilizer, ammonium metavanadate 0.8-1.2
Part, 1-3 parts of fire retardant.
The fire-retardant lampshades of LED, the component of preferably following parts by weight are made：40 parts of ABS resin, 15 parts of makrolon,
22 parts of nano aluminum, 13 parts of magnesia, 8 parts of glass microballoon, 6 parts of ceramic, 5 parts of bamboo charcoal fiber, 4 parts of carboxymethyl cellulose, fluorine
4 parts of graphite, 2 parts of alumino-silicate, 0.8 part of light stabilizer, 1 part of ammonium metavanadate, 2 parts of fire retardant.
Further, the fire retardant is polyphosphoric acids ammonium type fire retardant.
The present invention also provides a kind of preparation methods of the fire-retardant lampshades of LED, include the following steps：
A, claim raw material by above-mentioned weight proportion；
B, ABS resin, makrolon, glass microballoon are mixed and heated to molten condition, are stirred mixing；
C, nano aluminum, magnesia, ceramic, bamboo charcoal fiber, fluorographite are added in mixture in stepb to continue
Stirring, maintains the temperature at 120-150 degree, mixing speed 600-800r/min；
D, carboxymethyl cellulose, alumino-silicate, light stabilizer, ammonium metavanadate, fire retardant are added in step c, fully
After being stirred, 160-180 degree is raised the temperature to, is quickly stirred, mixing speed 800-1000r/min makes material
Fully reaction；
E, the material handled well in step d is sent into freezing equipment, carries out freezing processing；
F, the material after step e freezings is melted through granulator heating, is expressed into mold molding, obtain the LED resistances
It lights a lamp cover；
G, the hydrofluoric acid solution that 40-60% is sprayed to the fire-retardant lampshade inner surfaces of LED, is rushed after standing 3-5min with deionized water
It washes and is dried to obtain the fire-retardant lampshade finished products of LED.
Further, the freezing processing of the step e is divided into first time freezing processing, second of freezing processing and third
Secondary freezing processing after first time freezing processing, after material is restored room temperature 1 hour, then carries out second of freezing processing, second
After freezing processing, after material is equally restored room temperature 1 hour, then third time freezing processing is carried out.
Further, first time freezing processing is continuously to be freezed in the environment of subzero 5-10 DEG C 2-3 hours, and second cold
Jelly processing is continuously to be freezed in the environment of subzero 10-20 DEG C 3-5 hours, and third time freezing processing is at subzero 20-25 DEG C
It is continuously freezed under environment 2-3 hours.
The beneficial effects of the invention are as follows：The fire-retardant lampshade that the present invention makes has good anti-flammability, thermal conductivity and heat dissipation
Property, avoid heat aggregation in lampshade excessive, temperature is excessively high so as to cause burning.It can bear what LED light long-term work was distributed
Thermal reservoir, and keep good anti-ageing property with this condition, material do not harden not embrittlement, and service life is long.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific embodiment is closed, the present invention is furture elucidated.
Embodiment 1
A kind of fire-retardant lampshades of LED, are made of the component of following parts by weight：30 parts of ABS resin, is received 10 parts of makrolon
15 parts of aluminium of rice, 10 parts of magnesia, 5 parts of glass microballoon, 4 parts of ceramic, 3 parts of bamboo charcoal fiber, 2 parts of carboxymethyl cellulose, fluorination
2 parts of graphite, 1 part of alumino-silicate, 0.3 part of light stabilizer, 0.8 part of ammonium metavanadate, 1 part of fire retardant.
Further, the fire retardant is polyphosphoric acids ammonium type fire retardant.
The present invention also provides a kind of preparation methods of the fire-retardant lampshades of LED, include the following steps：
A, claim raw material by above-mentioned weight proportion；
B, ABS resin, makrolon, glass microballoon are mixed and heated to molten condition, are stirred mixing；
C, nano aluminum, magnesia, ceramic, bamboo charcoal fiber, fluorographite are added in mixture in stepb to continue
Stirring, maintains the temperature at 120 degree, mixing speed 600r/min；
D, carboxymethyl cellulose, alumino-silicate, light stabilizer, ammonium metavanadate, fire retardant are added in step c, fully
After being stirred, 160 degree are raised the temperature to, is quickly stirred, mixing speed 800r/min makes material fully react；
E, the material handled well in step d is sent into freezing equipment, carries out freezing processing；
F, the material after step e freezings is melted through granulator heating, is expressed into mold molding, obtain the LED resistances
It lights a lamp cover；
G, the hydrofluoric acid solution that 40% is sprayed to the fire-retardant lampshade inner surfaces of LED is rinsed simultaneously after standing 3min with deionized water
It is dried to obtain the fire-retardant lampshade finished products of LED.
Further, the freezing processing of the step e is divided into first time freezing processing, second of freezing processing and third
Secondary freezing processing after first time freezing processing, after material is restored room temperature 1 hour, then carries out second of freezing processing, second
After freezing processing, after material is equally restored room temperature 1 hour, then third time freezing processing is carried out.
Further, first time freezing processing is continuously to be freezed in the environment of subzero 5 DEG C 2 hours, at second of freezing
Reason is continuously to be freezed in the environment of subzero 10 DEG C 3 hours, and third time freezing processing is continuous cold in the environment of subzero 20 DEG C
Freeze 2 hours.
Embodiment 2
A kind of fire-retardant lampshades of LED, are made of the component of following parts by weight：50 parts of ABS resin, is received 20 parts of makrolon
30 parts of aluminium of rice, 15 parts of magnesia, 10 parts of glass microballoon, 8 parts of ceramic, 7 parts of bamboo charcoal fiber, 5 parts of carboxymethyl cellulose, fluorination
5 parts of graphite, 3 parts of alumino-silicate, 1.2 parts of light stabilizer, 1.2 parts of ammonium metavanadate, 3 parts of fire retardant.
Further, the fire retardant is polyphosphoric acids ammonium type fire retardant.
The present invention also provides a kind of preparation methods of the fire-retardant lampshades of LED, include the following steps：
A, claim raw material by above-mentioned weight proportion；
B, ABS resin, makrolon, glass microballoon are mixed and heated to molten condition, are stirred mixing；
C, nano aluminum, magnesia, ceramic, bamboo charcoal fiber, fluorographite are added in mixture in stepb to continue
Stirring, maintains the temperature at 150 degree, mixing speed 800r/min；
D, carboxymethyl cellulose, alumino-silicate, light stabilizer, ammonium metavanadate, fire retardant are added in step c, fully
After being stirred, 180 degree is raised the temperature to, is quickly stirred, mixing speed 1000r/min makes material fully react；
E, the material handled well in step d is sent into freezing equipment, carries out freezing processing；
F, the material after step e freezings is melted through granulator heating, is expressed into mold molding, obtain the LED resistances
It lights a lamp cover；
G, the hydrofluoric acid solution that 60% is sprayed to the fire-retardant lampshade inner surfaces of LED is rinsed simultaneously after standing 5min with deionized water
It is dried to obtain the fire-retardant lampshade finished products of LED.
Further, the freezing processing of the step e is divided into first time freezing processing, second of freezing processing and third
Secondary freezing processing after first time freezing processing, after material is restored room temperature 1 hour, then carries out second of freezing processing, second
After freezing processing, after material is equally restored room temperature 1 hour, then third time freezing processing is carried out.
Further, first time freezing processing is continuously to be freezed in the environment of subzero 10 DEG C 3 hours, at second of freezing
Reason is continuously to be freezed in the environment of subzero 20 DEG C 5 hours, and third time freezing processing is continuous cold in the environment of subzero 25 DEG C
Freeze 3 hours.
Embodiment 3
A kind of fire-retardant lampshades of LED, are made of the component of following parts by weight：40 parts of ABS resin, is received 15 parts of makrolon
22 parts of aluminium of rice, 13 parts of magnesia, 8 parts of glass microballoon, 6 parts of ceramic, 5 parts of bamboo charcoal fiber, 4 parts of carboxymethyl cellulose, fluorination
4 parts of graphite, 2 parts of alumino-silicate, 0.8 part of light stabilizer, 1 part of ammonium metavanadate, 2 parts of fire retardant.
Further, the fire retardant is polyphosphoric acids ammonium type fire retardant.
The present invention also provides a kind of preparation methods of the fire-retardant lampshades of LED, include the following steps：
A, claim raw material by above-mentioned weight proportion；
B, ABS resin, makrolon, glass microballoon are mixed and heated to molten condition, are stirred mixing；
C, nano aluminum, magnesia, ceramic, bamboo charcoal fiber, fluorographite are added in mixture in stepb to continue
Stirring, maintains the temperature at 140 degree, mixing speed 700r/min；
D, carboxymethyl cellulose, alumino-silicate, light stabilizer, ammonium metavanadate, fire retardant are added in step c, fully
After being stirred, 170 degree are raised the temperature to, is quickly stirred, mixing speed 900r/min makes material fully react；
E, the material handled well in step d is sent into freezing equipment, carries out freezing processing；
F, the material after step e freezings is melted through granulator heating, is expressed into mold molding, obtain the LED resistances
It lights a lamp cover；
G, the hydrofluoric acid solution that 50% is sprayed to the fire-retardant lampshade inner surfaces of LED is rinsed simultaneously after standing 4min with deionized water
It is dried to obtain the fire-retardant lampshade finished products of LED.
Further, the freezing processing of the step e is divided into first time freezing processing, second of freezing processing and third
Secondary freezing processing after first time freezing processing, after material is restored room temperature 1 hour, then carries out second of freezing processing, second
After freezing processing, after material is equally restored room temperature 1 hour, then third time freezing processing is carried out.
Further, first time freezing processing is continuously to be freezed in the environment of subzero 8 DEG C 3 hours, at second of freezing
Reason is continuously to be freezed in the environment of subzero 15 DEG C 4 hours, and third time freezing processing is continuous cold in the environment of subzero 25 DEG C
Freeze 2 hours.
Performance test：
1, thermal coefficient：
It to the composite material test thermal coefficient that is obtained in above-described embodiment and will be surveyed according to standard GB/T 22588-2008
Test result is recorded in table 1.
2, tensile strength：
It to the composite material test tensile strength that is obtained in above-described embodiment and will be surveyed according to standard GB/T 1039-1992
Test result is recorded in table 1.
Table 1：
Control group 1 is commercially available common lampshade.
The basic principles and main features and the features of the present invention of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement is both fallen in the range of claimed invention.The scope of protection of present invention is by appended claims
And its equivalent thereof.
Claims (6)
1. a kind of fire-retardant lampshades of LED, are made of the component of following parts by weight：30-50 parts of ABS resin, makrolon 10-20
Part, 15-30 parts of nano aluminum, 10-15 parts of magnesia, 5-10 parts of glass microballoon, 4-8 parts of ceramic, 3-7 parts of bamboo charcoal fiber, carboxylic
2-5 parts of methylcellulose, 2-5 parts of fluorographite, 1-3 parts of alumino-silicate, 0.3-1.2 parts of light stabilizer, ammonium metavanadate 0.8-1.2
Part, 1-3 parts of fire retardant.
2. the fire-retardant lampshades of LED according to claim 1, it is characterised in that：It is preferred that the component of following parts by weight is made：
40 parts of ABS resin, 15 parts of makrolon, 22 parts of nano aluminum, 13 parts of magnesia, 8 parts of glass microballoon, 6 parts of ceramic, bamboo charcoal are fine
It is 5 parts of dimension, 4 parts of carboxymethyl cellulose, 4 parts of fluorographite, 2 parts of alumino-silicate, 0.8 part of light stabilizer, 1 part of ammonium metavanadate, fire-retardant
2 parts of agent.
3. the fire-retardant lampshades of LED according to claim 1 or 2, it is characterised in that：The fire retardant hinders for polyphosphoric acids ammonium type
Fire agent.
4. a kind of preparation method of fire-retardant lampshades of LED as described in claim 1-3 any one, it is characterised in that：Including with
Lower step：
A, claim raw material by above-mentioned weight proportion；
B, ABS resin, makrolon, glass microballoon are mixed and heated to molten condition, are stirred mixing；
C, nano aluminum, magnesia, ceramic, bamboo charcoal fiber, fluorographite are added in mixture in stepb to continue to stir
It mixes, maintains the temperature at 120-150 degree, mixing speed 600-800r/min；
D, carboxymethyl cellulose, alumino-silicate, light stabilizer, ammonium metavanadate, fire retardant are added in step c, are sufficiently stirred
After mixing, 160-180 degree is raised the temperature to, is quickly stirred, mixing speed 800-1000r/min keeps material abundant
Reaction；
E, the material handled well in step d is sent into freezing equipment, carries out freezing processing；
F, the material after step e freezings is melted through granulator heating, is expressed into mold molding, obtains the fire-retardant lamps of LED
Cover；
G, the hydrofluoric acid solution that 40-60% is sprayed to the fire-retardant lampshade inner surfaces of LED is rinsed simultaneously after standing 3-5min with deionized water
It is dried to obtain the fire-retardant lampshade finished products of LED.
5. the preparation method of the fire-retardant lampshades of LED according to claim 4, it is characterised in that：The freezing processing of the step e
It is divided into first time freezing processing, second of freezing processing and third time freezing processing, it is after first time freezing processing, material is extensive
Multiple room temperature is after 1 hour, then carries out second of freezing processing, and after second of freezing processing, material is equally restored room temperature 1 hour
Afterwards, then third time freezing processing is carried out.
6. the preparation method of the fire-retardant lampshades of LED according to claim 5, it is characterised in that：First time freezing processing be
It is continuously freezed in the environment of subzero 5-10 DEG C 2-3 hours, second of freezing processing is continuous cold in the environment of subzero 10-20 DEG C
Freeze 3-5 hours, third time freezing processing is continuously to be freezed in the environment of subzero 20-25 DEG C 2-3 hours.
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| CN201810278186.5A CN108410115A (en) | 2018-03-31 | 2018-03-31 | A kind of fire-retardant lampshades of LED and preparation method thereof |
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| CN201810278186.5A CN108410115A (en) | 2018-03-31 | 2018-03-31 | A kind of fire-retardant lampshades of LED and preparation method thereof |
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Family
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Application publication date: 20180817 |
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