CN105924873B - Dedicated high antifog pmma material of folding of a kind of LED lens and preparation method thereof - Google Patents
Dedicated high antifog pmma material of folding of a kind of LED lens and preparation method thereof Download PDFInfo
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- CN105924873B CN105924873B CN201610513940.XA CN201610513940A CN105924873B CN 105924873 B CN105924873 B CN 105924873B CN 201610513940 A CN201610513940 A CN 201610513940A CN 105924873 B CN105924873 B CN 105924873B
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- antifog
- led lens
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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
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The invention discloses dedicated high antifog pmma material of folding of a kind of LED lens and preparation method thereof, it is characterised in that includes according to the primary raw material of parts by weight：30 40 parts of organic glass, 5 15 parts of antifog auxiliary agent, 26 parts of silane coupling agent, 26 parts of hindered amine light stabilizer；The organic glass, includes according to the primary raw material of parts by weight：25 35 parts of polymethyl methacrylate, 10 15 parts of sorbierite, 5 10 parts of laurate, 26 parts of dibutyl phthalate；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：15 25 parts of acrylic acid, 15 25 parts of polyvinyl alcohol, 5 15 parts of rhamnolipid.The LED lens proprietary material service life length of the present invention, and the advantages that light transmittance is high, antifog significant effect, scoring resistance are strong, the hot spot uniformity is high；The preparation method cost of the present invention is low, and technological operation is simple.
Description
Technical field
The present invention relates to a kind of technical field of polymer materials, is specifically that a kind of dedicated high folding of LED lens is antifog organic
Glass material and preparation method thereof.
Background technology
Light emitting diode (LED) is that one kind can directly convert electrical energy into visible ray and the electroluminescent device of radiation energy.
LED has luminous efficiency high compared to conventional light source, and colour rendering is good, and power consumption is few, energy conservation and environmental protection, and security reliability is high, uses the longevity
Long advantage is ordered, and has begun to be used widely in many fields, the main side in lighting source market is considered by industry
To having huge market potential.And with the rapid development of LED illumination industry, the development of novel high-performance LED lens material
An important factor for as LED illumination industry sustainable development is restricted.Traditional LED lens are more using makrolon, optics Buddhist nun
Dragon and thermosetting epoxy resin etc., they are respectively provided with good translucency, mechanical property and molding processibility.But traditional LED
Lens have been unable to meet the requirement of industrial high transparency, anti-fog performance, easy processing shaping etc..The present invention is directed to above present situation,
Synthesize a kind of dedicated high antifog pmma material of folding of LED lens.
The content of the invention
It is an object of the invention to provide the dedicated height of LED lens to roll over antifog pmma material and preparation method thereof, with
Solve the problems, such as proposed in the above background technology.
To achieve the above object, the present invention provides following technical solution：
A kind of dedicated high antifog pmma material of folding of LED lens, includes according to the primary raw material of parts by weight：Organic glass
30-40 parts of glass, auxiliary agent 5-15 parts antifog, 2-6 parts of silane coupling agent, 2-6 parts of hindered amine light stabilizer；Organic glass
Glass, includes according to the primary raw material of parts by weight：25-35 parts of polymethyl methacrylate, 10-15 parts of sorbierite, laurate 5-10
Part, 2-6 parts of dibutyl phthalate；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：15-25 parts of acrylic acid,
15-25 parts of polyvinyl alcohol, 5-15 parts of rhamnolipid.
As the further scheme of the present invention：The dedicated high antifog pmma material of folding of the LED lens, according to weight
The primary raw material of amount part includes：35 parts of organic glass, 10 parts of antifog auxiliary agent, 4 parts of silane coupling agent, hindered amine light stabilizer
4 parts；The organic glass, includes according to the primary raw material of parts by weight：30 parts of polymethyl methacrylate, sorbierite 13 part, month
8 parts of cinnamic acid, 4 parts of dibutyl phthalate；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：20 parts of acrylic acid,
20 parts of polyvinyl alcohol, 10 parts of rhamnolipid.
As the further scheme of the present invention：Rhamnolipid is by pseudomonad or Burkholderia class in described anti-fog properties dose
A kind of biosurfactant of the biological metabolism property produced.
A kind of dedicated high preparation method for rolling over antifog pmma material of LED lens, concretely comprises the following steps：
First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Secondly, by antifog auxiliary agent with
Hindered amine light stabilizer mixes, and obtains mixed material II；Finally, the mixed material I is added to double screw extruder
In hopper, mixed material II is added from side spout, and screw speed is set as 300-600r/min, by melting extrusion, water cooling
Pelletizing obtains pellet；Then, vacuum drying 4-5h is carried out, it is antifog up to the dedicated high folding of LED lens with injection molding machine injection molding
Pmma material.
As the further scheme of the present invention：Screw speed is set as 450r/min in specific steps.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）The present invention can effectively improve the saturating of organic glass using sorbierite, laurate and dibutyl phthalate
Light rate and refractive index.（2）Antifog auxiliary agent in the present invention, wherein acrylic acid and polyvinyl alcohol can be with by crosslinking and hydrophily effect
The effectively anti-fog performance of lifting organic glass, wherein rhamnolipid are as a kind of biosurfactant by surface modification come auxiliary
Help the anti-fog performance of enhancing acrylic acid and polyvinyl alcohol.
Embodiment
The technical solution of this patent is described in more detail with reference to embodiment.
Embodiment 1
A kind of dedicated high antifog pmma material of folding of LED lens, includes according to the primary raw material of parts by weight：Organic glass
30 parts of glass, 5 parts of antifog auxiliary agent, 2 parts of silane coupling agent, 2 parts of hindered amine light stabilizer；The organic glass, according to weight
The primary raw material of part includes：25 parts of polymethyl methacrylate, 10 parts of sorbierite, 5 parts of laurate, dibutyl phthalate 2
Part；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：15 parts of acrylic acid, 15 parts of polyvinyl alcohol, 5 parts of rhamnolipid.
A kind of dedicated high preparation method for rolling over antifog pmma material of LED lens, concretely comprises the following steps：
First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Secondly, by antifog auxiliary agent with
Hindered amine light stabilizer mixes, and obtains mixed material II；Finally, the mixed material I is added to double screw extruder
In hopper, mixed material II is added from side spout, and screw speed is set as 300r/min, by melting extrusion, water cooling pelletizing
Obtain pellet；Then, vacuum drying 4-5h is carried out, it is antifog organic up to the dedicated high folding of LED lens with injection molding machine injection molding
Glass material.
LED lens that above-mentioned technique is prepared it is dedicated it is high roll over antifog pmma material, measure its refraction coefficient and
Anti-fog performance is as follows：Refraction coefficient 1.69；20 DEG C of the temperature difference, under the conditions of relative humidity 90%, the antifog time reaches 2h.
Embodiment 2
A kind of dedicated high antifog pmma material of folding of LED lens, includes according to the primary raw material of parts by weight：Organic glass
35 parts of glass, 10 parts of antifog auxiliary agent, 4 parts of silane coupling agent, 4 parts of hindered amine light stabilizer；The organic glass, according to weight
The primary raw material of part includes：30 parts of polymethyl methacrylate, 13 parts of sorbierite, 8 parts of laurate, dibutyl phthalate 4
Part；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：20 parts of acrylic acid, 20 parts of polyvinyl alcohol, rhamnolipid 10
Part.
A kind of dedicated high preparation method for rolling over antifog pmma material of LED lens, concretely comprises the following steps：
First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Secondly, by antifog auxiliary agent with
Hindered amine light stabilizer mixes, and obtains mixed material II；Finally, the mixed material I is added to double screw extruder
In hopper, mixed material II is added from side spout, and screw speed is set as 450r/min, by melting extrusion, water cooling pelletizing
Obtain pellet；Then, vacuum drying 4-5h is carried out, it is antifog organic up to the dedicated high folding of LED lens with injection molding machine injection molding
Glass material.
LED lens that above-mentioned technique is prepared it is dedicated it is high roll over antifog pmma material, measure its refraction coefficient and
Anti-fog performance is as follows：Refraction coefficient 1.78；20 DEG C of the temperature difference, under the conditions of relative humidity 90%, the antifog time reaches 3.5h.
Embodiment 3
A kind of dedicated high antifog pmma material of folding of LED lens, includes according to the primary raw material of parts by weight：Organic glass
40 parts of glass, 15 parts of antifog auxiliary agent, 6 parts of silane coupling agent, 6 parts of hindered amine light stabilizer；The organic glass, according to weight
The primary raw material of part includes：35 parts of polymethyl methacrylate, 15 parts of sorbierite, 10 parts of laurate, dibutyl phthalate 6
Part；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：25 parts of acrylic acid, 25 parts of polyvinyl alcohol, rhamnolipid 15
Part.
A kind of dedicated high preparation method for rolling over antifog pmma material of LED lens, concretely comprises the following steps：
First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Secondly, by antifog auxiliary agent with
Hindered amine light stabilizer mixes, and obtains mixed material II；Finally, the mixed material I is added to double screw extruder
In hopper, mixed material II is added from side spout, and screw speed is set as 600r/min, by melting extrusion, water cooling pelletizing
Obtain pellet；Then, vacuum drying 4-5h is carried out, it is antifog organic up to the dedicated high folding of LED lens with injection molding machine injection molding
Glass material.
LED lens that above-mentioned technique is prepared it is dedicated it is high roll over antifog pmma material, measure its refraction coefficient and
Anti-fog performance is as follows：Refraction coefficient 1.73；20 DEG C of the temperature difference, under the conditions of relative humidity 90%, the antifog time reaches 2.6h.
Comparative example 1
A kind of LED lens proprietary material, includes according to the primary raw material of parts by weight：35 parts of organic glass, silanes coupling
4 parts of agent, 4 parts of hindered amine light stabilizer；The organic glass, includes according to the primary raw material of parts by weight：Polymethylacrylic acid
30 parts of methyl esters, 13 parts of sorbierite, 13 parts of laurate, 4 parts of dibutyl phthalate.
A kind of preparation method of LED lens proprietary material, concretely comprises the following steps：
First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Finally, by the mixture
Material I is added in the hopper of double screw extruder, and hindered amine light stabilizer is added from side spout, and screw speed is set as
450r/min, by melting extrusion, water cooling pelletizing obtains pellet；Then, vacuum drying 4-5h is carried out, is molded into injection molding machine
Type, up to LED lens proprietary material.
The LED lens proprietary material that above-mentioned technique is prepared, measures its refraction coefficient and anti-fog performance is as follows：Refractive power system
Number 1.61；20 DEG C of the temperature difference, under the conditions of relative humidity 90%, the antifog time reaches 1.2h.
Comparative example 2
A kind of LED lens proprietary material, includes according to the primary raw material of parts by weight：30 parts of polymethyl methacrylate, silicon
4 parts of alkanes coupling agent, 4 parts of hindered amine light stabilizer.
A kind of preparation method of LED lens proprietary material, concretely comprises the following steps：
First, the polymethyl methacrylate is mixed with silane coupling agent, obtains mixed material I；Finally, by institute
State mixed material I to be added in the hopper of double screw extruder, hindered amine light stabilizer is added from side spout, screw speed
It is set as 450r/min, by melting extrusion, water cooling pelletizing obtains pellet；Then, 4-5h is dried at room temperature for, is noted with injection molding machine
Type is moulded into, up to LED lens proprietary material.
The LED lens proprietary material that above-mentioned technique is prepared, measures its refraction coefficient and anti-fog performance is as follows：Refractive power system
Number 1.52；20 DEG C of the temperature difference, under the conditions of relative humidity 90%, the antifog time reaches 0.2h.
Comparative example 3
A kind of dedicated material of LED lens, includes according to the primary raw material of parts by weight：35 parts of organic glass, antifog auxiliary agent 10
Part, 4 parts of silane coupling agent, 4 parts of hindered amine light stabilizer；The organic glass, includes according to the primary raw material of parts by weight：
30 parts of polymethyl methacrylate, 13 parts of sorbierite, 8 parts of laurate, 4 parts of dibutyl phthalate；The antifog auxiliary agent, is pressed
Include according to the primary raw material of parts by weight：20 parts of acrylic acid, 20 parts of polyvinyl alcohol, 10 parts of rhamnolipid.
A kind of preparation method of LED lens proprietary material, concretely comprises the following steps：
First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Secondly, by antifog auxiliary agent with
Hindered amine light stabilizer mixes, and obtains mixed material II；Finally, the mixed material I is added to double screw extruder
In hopper, mixed material II is added from side spout, and screw speed is set as 450r/min, by melting extrusion, water cooling pelletizing
Obtain pellet；Then, 4-5h is dried at room temperature for, with injection molding machine injection molding, up to LED lens proprietary material.
The LED lens PP Pipe Compound that above-mentioned technique is prepared, measures its refraction coefficient and anti-fog performance is as follows：Refraction coefficient
1.65；20 DEG C of the temperature difference, under the conditions of relative humidity 90%, the antifog time reaches 1.7h.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from the knowledge that one skilled in the relevant art possesses
Make a variety of changes.
Claims (5)
1. the dedicated high antifog pmma material of folding of a kind of LED lens, it is characterised in that according to the primary raw material bag of parts by weight
Include：30-40 parts of organic glass, auxiliary agent 5-15 parts antifog, 2-6 parts of silane coupling agent, 2-6 parts of hindered amine light stabilizer；Institute
Organic glass is stated, is included according to the primary raw material of parts by weight：25-35 parts of polymethyl methacrylate, 10-15 parts of sorbierite, the moon
5-10 parts of cinnamic acid, 2-6 parts of dibutyl phthalate；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：Acrylic acid
15-25 parts, 15-25 parts of polyvinyl alcohol, 5-15 parts of rhamnolipid.
2. the dedicated high antifog pmma material of folding of LED lens according to claim 1, it is characterised in that according to weight
The primary raw material of amount part includes：35 parts of organic glass, 10 parts of antifog auxiliary agent, 4 parts of silane coupling agent, hindered amine light stabilizer
4 parts；The organic glass, includes according to the primary raw material of parts by weight：30 parts of polymethyl methacrylate, sorbierite 13 part, month
8 parts of cinnamic acid, 4 parts of dibutyl phthalate；The antifog auxiliary agent, includes according to the primary raw material of parts by weight：20 parts of acrylic acid,
20 parts of polyvinyl alcohol, 10 parts of rhamnolipid.
3. the dedicated high antifog pmma material of folding of LED lens according to claim 1 or 2, it is characterised in that described
Rhamnolipid is that a kind of biological surface of biological metabolism property by pseudomonad or the generation of Burkholderia class is lived in anti-fog properties dose
Property agent.
4. a kind of dedicated high preparation method for rolling over antifog pmma material of LED lens as described in claim 1-3 is any,
It is characterized in that, concretely comprise the following steps：First, the organic glass is mixed with silane coupling agent, obtains mixed material I；Its
It is secondary, antifog auxiliary agent is mixed with hindered amine light stabilizer, obtains mixed material II；Finally, the mixed material I is added to
In the hopper of double screw extruder, mixed material II is added from side spout, and screw speed is set as 300-600r/min, is passed through
Melting extrusion, water cooling pelletizing obtain pellet；Then, vacuum drying 4-5h is carried out, with injection molding machine injection molding, up to LED lens
The dedicated high antifog pmma material of folding.
5. the dedicated high preparation method for rolling over antifog pmma material of LED lens according to claim 4, its feature exist
In screw speed is set as 450r/min in specific steps.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711043116.3A CN107892785A (en) | 2016-07-04 | 2016-07-04 | A kind of special height of LED lens rolls over antifog pmma material and preparation method thereof |
| CN201610513940.XA CN105924873B (en) | 2016-07-04 | 2016-07-04 | Dedicated high antifog pmma material of folding of a kind of LED lens and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610513940.XA CN105924873B (en) | 2016-07-04 | 2016-07-04 | Dedicated high antifog pmma material of folding of a kind of LED lens and preparation method thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711043116.3A Division CN107892785A (en) | 2016-07-04 | 2016-07-04 | A kind of special height of LED lens rolls over antifog pmma material and preparation method thereof |
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| CN105924873A CN105924873A (en) | 2016-09-07 |
| CN105924873B true CN105924873B (en) | 2018-04-24 |
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| CN201610513940.XA Active CN105924873B (en) | 2016-07-04 | 2016-07-04 | Dedicated high antifog pmma material of folding of a kind of LED lens and preparation method thereof |
| CN201711043116.3A Pending CN107892785A (en) | 2016-07-04 | 2016-07-04 | A kind of special height of LED lens rolls over antifog pmma material and preparation method thereof |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106699980A (en) * | 2016-12-09 | 2017-05-24 | 林侨中 | Novel organic glass |
| CN107286616A (en) * | 2017-06-30 | 2017-10-24 | 合肥利裕泰玻璃制品有限公司 | A kind of new lucite and preparation method thereof |
| CN108441170B (en) * | 2018-04-19 | 2021-06-01 | 东阳市医药卫生用品有限公司 | Antifogging agent for new energy automobile |
| CN108659437A (en) * | 2018-05-07 | 2018-10-16 | 合肥钢骨玻璃制品有限公司 | A kind of organic glass and preparation method thereof that high transparency is antifog |
| CN108864696A (en) * | 2018-07-18 | 2018-11-23 | 望江县天长光学仪器有限公司 | A kind of polyamide lens material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101747690A (en) * | 2008-11-28 | 2010-06-23 | 3M创新有限公司 | Anti-fog coating composition, anti-fog thin film and product |
| CN101781438A (en) * | 2010-02-04 | 2010-07-21 | 青岛国恩科技发展有限公司 | High-transparency composite material and manufacturing method thereof |
| CN104448651A (en) * | 2014-12-10 | 2015-03-25 | 厦门德丰行塑胶工业有限公司 | Heat-resistant high-transparency photodiffusion PMMA (polymethyl methacrylate) material and preparation method thereof |
| CN205350821U (en) * | 2015-12-31 | 2016-06-29 | 奥特路（漳州）光学科技有限公司 | Antifog transparent material |
-
2016
- 2016-07-04 CN CN201610513940.XA patent/CN105924873B/en active Active
- 2016-07-04 CN CN201711043116.3A patent/CN107892785A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101747690A (en) * | 2008-11-28 | 2010-06-23 | 3M创新有限公司 | Anti-fog coating composition, anti-fog thin film and product |
| CN101781438A (en) * | 2010-02-04 | 2010-07-21 | 青岛国恩科技发展有限公司 | High-transparency composite material and manufacturing method thereof |
| CN104448651A (en) * | 2014-12-10 | 2015-03-25 | 厦门德丰行塑胶工业有限公司 | Heat-resistant high-transparency photodiffusion PMMA (polymethyl methacrylate) material and preparation method thereof |
| CN205350821U (en) * | 2015-12-31 | 2016-06-29 | 奥特路（漳州）光学科技有限公司 | Antifog transparent material |
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| Publication number | Publication date |
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| CN107892785A (en) | 2018-04-10 |
| CN105924873A (en) | 2016-09-07 |
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