CN107452859B - A kind of burst of ultraviolel LED component ultraviolet absorber - Google Patents
A kind of burst of ultraviolel LED component ultraviolet absorber Download PDFInfo
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- CN107452859B CN107452859B CN201710718270.XA CN201710718270A CN107452859B CN 107452859 B CN107452859 B CN 107452859B CN 201710718270 A CN201710718270 A CN 201710718270A CN 107452859 B CN107452859 B CN 107452859B
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- parts
- burst
- ultraviolel
- ultraviolet absorber
- led component
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
Abstract
The invention discloses a kind of burst of ultraviolel LED component ultraviolet absorber, including in parts by weight: mineral suppress powder 6-9 parts, 5-8 parts of film forming agent, 12-18 parts of nano-aluminum hydroxide, 3-5 parts of nano zine oxide, 4.5-7 parts of nano-titanium dioxide, 2-3.5 parts of aminobenzoic acid esters, 1-3 parts of benzophenone derivative, 2-4 parts of Methoxycinnamate class.Formula of the invention can be produced by pressing process, and material is easy to get, and is simple and efficient, and can be used for the wider burst of ultraviolel light source of wavelength band, applied widely.
Description
Technical field
The present invention relates to LED technology field, especially a kind of burst of ultraviolel LED component ultraviolet absorber.
Background technique
Currently, LED technology in the market is mature, commercial white light LEDs are received using transmitting 450-470 at present
The fluorescent powder of the blue light excitation yellow emission of the GaN base matter LED chip and surface coating of rice blue light, the mainly aluminic acid of cerium dopping
Yttrium fluorescent powder.There is also some disadvantages, the unstability of mainly poor color saturation and colour temperature for the fluorescent powder of this commercialization.
Burst of ultraviolel white LED light source is that excite the fluorescent powder of red, green, blue three primary colours to generate by LED light assorted glimmering
Light remixes what these fluorescence and LED light were realized.This white light LEDs since three primary colours are various there is high colour developing to refer to
Number, high illumination effect, and adjustable color, and this fluorescence system is readily available.
Thus again result in ultraviolet source such as absorbed by fluorescent powder it is insufficient, or because fluorescent powder using decay after it is ultraviolet
The case where light source light leakage.Therefore, if do not taken measures to ultraviolet source, the ultraviolet light of leakage may harmful to human.
Summary of the invention
Goal of the invention: to solve the above-mentioned problems, the purpose of the present invention is to provide a kind of burst of ultraviolel LED components with ultraviolet
Absorbent, to reduce the injury and side effect of ultraviolet source, high-efficiency continuous use of white light LEDs to realize burst of ultraviolel excludes hidden danger.
Summary of the invention: a kind of burst of ultraviolel LED component ultraviolet absorber comprises the following components in parts by weight:
Mineral suppress powder 6-9 parts
5-8 parts of film forming agent
12-18 parts of nano-aluminum hydroxide
3-5 parts of nano zine oxide
4.5-7 parts of nano-titanium dioxide
2-3.5 parts of aminobenzoic acid esters
1-3 parts of benzophenone derivative
2-4 parts of Methoxycinnamate class.
Preferably, mineral compacting powder include mica, feldspar, fluorite, calcite, talcum, in superfine silicon dioxide
At least two.Above several hardness of minerals are moderate, and structural strength is reliable after compacting.
Preferably, the partial size of the superfine silicon dioxide is 0.8-5 μm.The fineness of microfine silica powder is concerning arriving
Close structure degree, the small relatively easy control of partial size.
Preferably, the film forming agent includes amylodextrin, paraffin, polymer, the polymer includes polyvinyl acetate
At least one of ester, polyvinyl alcohol, aqueous polyurethane emulsion.Film forming agent importance is self-evident, above several polymer
Type quality of forming film is high.
Preferably, the aminobenzoic acid esters are the ester that p-aminobenzoic acid is synthesized with the fatty alcohol of 1 ~ 5 carbon
Derivative, the derivative are connected at least one of hydroxyl, alkoxy, hydroxyalkyl functional group on phenyl ring.Align aminobenzoic
Esters of gallic acid is higher to UVB absorption quality, and this radical position is conducive to the extension of its absorption spectrum.
Preferably, the benzophenone derivative is the hexichol on phenyl ring at least provided with a hydroxyl and an alkoxy
Ketone.Benzophenone is UVA and UVB pattern synthesis absorbent, and group improves its absorbent properties.
Preferably, the Methoxycinnamate class be 4- methoxycinnamate propyl propionate, 4- methoxycinnamate acid butyl ester,
Amyl 4-methoxycinnamate, 4- methoxy cinnamic acid cyclohexyl ester, the just own ester of 4- methoxy cinnamic acid, 4- methoxycinnamate
One of acid -2- ethylhexyl.The UVA spectral type of above several Methoxycinnamate classes absorbs preferable.
The beneficial effects of the present invention are: a kind of burst of ultraviolel LED component ultraviolet absorber of the invention, absorption spectrum
Width, effect are good.Mineral compacting powder formation skeleton structure, and the structure that film forming agent cooperatively forms are reliable, and compact and fusion is various
Nano material；Nano-aluminum hydroxide suppression performance is good, and lubricity is splendid；Nano-titanium dioxide and aminobenzoic acid esters, hexichol
The cooperation of ketone derivatives, Methoxycinnamate class produces fabulous lasting uv absorption property, is burst of ultraviolel white light LEDs
The long-time service of lamp escorts.Formula of the invention can be produced by pressing process, and material is easy to get, and is simple and efficient, and can use
It is applied widely in the wider burst of ultraviolel light source of wavelength band.
Specific embodiment
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, letter will be made to embodiment below
Singly introduce.
Embodiment 1
A kind of burst of ultraviolel LED component ultraviolet absorber, comprises the following components in parts by weight:
Mineral suppress 9 parts of powder
5 parts of film forming agent
12 parts of nano-aluminum hydroxide
3 parts of nano zine oxide
5.7 parts of nano-titanium dioxide
2.5 parts of aminobenzoic acid esters
1 part of benzophenone derivative
4 parts of Methoxycinnamate class；
The mineral compacting powder includes feldspar, fluorite, calcite, superfine silicon dioxide, wherein the superfine silicon dioxide
Partial size be 0.8-5 μm；The film forming agent includes amylodextrin, paraffin, polymer, the polymer be polyvinyl acetate,
The mixture of polyvinyl alcohol；The aminobenzoic acid esters are ethylaminobenzoate derivative, and the derivative is on phenyl ring
It is connected with hydroxyl, alkoxy；The benzophenone derivative is that there are two the benzophenone of hydroxyl for band on phenyl ring；The methoxy cinnamic acid
Esters are 4- methoxycinnamate propyl propionate, 4- methoxycinnamate acid butyl ester or amyl 4-methoxycinnamate.
It is demonstrated experimentally that the absorbent absorbs ultraviolet light LED light source, decay the absorptivity of ultraviolet light 6.8% using after 1 year.
Embodiment 2
A kind of burst of ultraviolel LED component ultraviolet absorber, comprises the following components in parts by weight:
Mineral suppress 7.5 parts of powder
8 parts of film forming agent
15 parts of nano-aluminum hydroxide
4 parts of nano zine oxide
7 parts of nano-titanium dioxide
2 parts of aminobenzoic acid esters
1.5 parts of benzophenone derivative
2 parts of Methoxycinnamate class；
The mineral compacting powder includes feldspar, fluorite, calcite, talcum, superfine silicon dioxide, wherein the ultra-fine dioxy
The partial size of SiClx is 0.8-5 μm；The film forming agent includes amylodextrin, paraffin, polymer, the polymer be polyvinyl alcohol,
The mixture of aqueous polyurethane emulsion；The aminobenzoic acid esters are p-aminobenzoic acid isopropyl ester derivative, the derivative
Object is connected with alkoxy, hydroxyalkyl on phenyl ring；The benzophenone derivative is that a hydroxyl and an alkoxy are had on phenyl ring
Benzophenone；The Methoxycinnamate class is 4- methoxy cinnamic acid cyclohexyl ester.
It is demonstrated experimentally that the absorbent absorbs ultraviolet light LED light source, exist using after 1 year to the absorptivity decaying of ultraviolet light
7.5%。
Embodiment 3
A kind of burst of ultraviolel LED component ultraviolet absorber, comprises the following components in parts by weight:
Mineral suppress 6 parts of powder
6 parts of film forming agent
18 parts of nano-aluminum hydroxide
5 parts of nano zine oxide
4.5 parts of nano-titanium dioxide
3.5 parts of aminobenzoic acid esters
3 parts of benzophenone derivative
3 parts of Methoxycinnamate class；
Mineral compacting powder include mica, fluorite, talcum, in superfine silicon dioxide, wherein the superfine silicon dioxide
Partial size be 0.8-5 μm；The film forming agent includes amylodextrin, paraffin, polymer, and the polymer is polyvinyl acetate water
The mixture of property polyaminoester emulsion；The aminobenzoic acid esters are p-aminobenzoic acid n-butanol ester derivant, the derivative
Hydroxyl is connected on phenyl ring；The benzophenone derivative is that there are two the benzophenone of alkoxy for band on phenyl ring；The methoxyl group meat
Cinnamic acid esters are 4- methoxy cinnamic acid cyclohexyl ester, the just own ester of 4- methoxy cinnamic acid, 4- methoxy cinnamic acid -2- ethyl hexyl
One of base ester.
It is demonstrated experimentally that the absorbent absorbs ultraviolet light LED light source, exist using after 1 year to the absorptivity decaying of ultraviolet light
7.2%。
Above embodiments are only to illustrate the preferred technical solution of the present invention, it is noted that for the general of the art
For logical technical staff, without departing from the principle of the present invention, several improvement made or equivalent replacement are accordingly to be regarded as this
The protection scope of invention should be covered within the scope of the claims of the present invention.
Claims (6)
1. a kind of burst of ultraviolel LED component ultraviolet absorber, which is characterized in that comprise the following components in parts by weight:
Mineral suppress powder 6-9 parts
5-8 parts of film forming agent
12-18 parts of nano-aluminum hydroxide
3-5 parts of nano zine oxide
4.5-7 parts of nano-titanium dioxide
2-3.5 parts of aminobenzoic acid esters
1-3 parts of benzophenone derivative
2-4 parts of Methoxycinnamate class.
2. a kind of burst of ultraviolel LED component ultraviolet absorber according to claim 1, which is characterized in that the mineral
Compacting powder includes mica, feldspar, fluorite, calcite, talcum, at least two in superfine silicon dioxide；The ultra-fine titanium dioxide
The partial size of silicon is 0.8-5 μm.
3. a kind of burst of ultraviolel LED component ultraviolet absorber according to claim 1, which is characterized in that the film forming
Agent includes amylodextrin, paraffin, polymer, and the polymer includes polyvinyl acetate, polyvinyl alcohol, aqueous polyurethane emulsion
At least one of.
4. a kind of burst of ultraviolel LED component ultraviolet absorber according to claim 1, which is characterized in that the amino
Benzoates are the derivative for the ester that p-aminobenzoic acid is synthesized with the fatty alcohol of 1 ~ 5 carbon, which connects on phenyl ring
There is at least one of hydroxyl, alkoxy, hydroxyalkyl functional group.
5. a kind of burst of ultraviolel LED component ultraviolet absorber according to claim 1, which is characterized in that the hexichol
Ketone derivatives are the benzophenone on phenyl ring at least provided with a hydroxyl and an alkoxy.
6. a kind of burst of ultraviolel LED component ultraviolet absorber according to claim 1, which is characterized in that the methoxy
Base cinnamate derivative is 4- methoxycinnamate propyl propionate, 4- methoxycinnamate acid butyl ester, amyl 4-methoxycinnamate, 4- methoxy
One of the just own ester of base cinnamic acid cyclohexyl ester, 4- methoxy cinnamic acid, 4- methoxy cinnamic acid -2- ethylhexyl.
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| CN201710718270.XA CN107452859B (en) | 2017-08-21 | 2017-08-21 | A kind of burst of ultraviolel LED component ultraviolet absorber |
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| CN201710718270.XA CN107452859B (en) | 2017-08-21 | 2017-08-21 | A kind of burst of ultraviolel LED component ultraviolet absorber |
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| CN107452859B true CN107452859B (en) | 2019-02-01 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011231317A (en) * | 2010-04-06 | 2011-11-17 | Idemitsu Kosan Co Ltd | Polyurethane composition |
| CN102247303A (en) * | 2011-05-20 | 2011-11-23 | 上海大学 | Organic-inorganic self-assembled ultraviolet absorbent and preparation method thereof |
| CN101752490B (en) * | 2009-12-25 | 2012-09-19 | 彩虹集团公司 | Packaging slurry for LED and preparation method thereof |
| CN104080815A (en) * | 2012-02-10 | 2014-10-01 | 昭和电工株式会社 | Curable composition and application therefor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101701111B (en) * | 2009-09-16 | 2012-06-27 | 许庆华 | Attapulgite coating powder of sun protection umbrella |
| CN103501755A (en) * | 2011-03-07 | 2014-01-08 | 创意指甲设计公司 | Compositions and methods for UV-curable cosmetic nail coatings |
| US9938232B2 (en) * | 2014-04-23 | 2018-04-10 | Sun Chemical Corporation | LED photoinitiators |
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2017
- 2017-08-21 CN CN201710718270.XA patent/CN107452859B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101752490B (en) * | 2009-12-25 | 2012-09-19 | 彩虹集团公司 | Packaging slurry for LED and preparation method thereof |
| JP2011231317A (en) * | 2010-04-06 | 2011-11-17 | Idemitsu Kosan Co Ltd | Polyurethane composition |
| CN102247303A (en) * | 2011-05-20 | 2011-11-23 | 上海大学 | Organic-inorganic self-assembled ultraviolet absorbent and preparation method thereof |
| CN104080815A (en) * | 2012-02-10 | 2014-10-01 | 昭和电工株式会社 | Curable composition and application therefor |
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