CN107917351A - A kind of LED light bulbs and preparation method having except effect of formaldehyde - Google Patents
A kind of LED light bulbs and preparation method having except effect of formaldehyde Download PDFInfo
- Publication number
- CN107917351A CN107917351A CN201711024515.5A CN201711024515A CN107917351A CN 107917351 A CN107917351 A CN 107917351A CN 201711024515 A CN201711024515 A CN 201711024515A CN 107917351 A CN107917351 A CN 107917351A
- Authority
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- China
- Prior art keywords
- led bulb
- formaldehyde
- except effect
- tio
- small
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/90—Methods of manufacture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- 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 method with the LED bulb except effect of formaldehyde is prepared the invention discloses a kind of, Cu TiO are prepared by preparing to be used as2Colloidal sol, the Cu TiO prepared are immersed in by the LED bulb cleaned2In colloidal sol, czochralski method is carried out 3~5 times；From the Cu TiO2LED bulb is lifted in colloidal sol, puts into 50 DEG C~70 DEG C of baking oven and dries, forms SCu TiO2Sol filming, and then obtain with the LED bulb except effect of formaldehyde.It is provided by the invention to prepare the method with the LED bulb except effect of formaldehyde, be conducive to the degraded of PARA FORMALDEHYDE PRILLS(91,95), keep the cleaning of the environment such as family or work, and then reduce people and various Transient conditions, or even the situation such as serious disease occur.Prepared the present invention also provides a kind of using described made of the method with the LED bulb for removing effect of formaldehyde with the LED bulb except effect of formaldehyde.
Description
Technical field
The present invention relates to one kind to prepare LED bulb method, especially prepares the side with the LED bulb except effect of formaldehyde
Method, further relates to a kind of manufactured with the LED light for removing effect of formaldehyde using the method with the LED bulb except effect of formaldehyde for preparing
Bubble.
Background technology
Formaldehyde is pollutant common in family and working environment, and when in the environment containing formaldehyde, some people can
Various Transient conditions can be had, or even the serious diseases such as leukaemia can be brought.Therefore, in the environment such as family and work,
Except the work of formaldehyde is extremely necessary.Existing LED bulb is only to provide illumination, but without having the function of to remove effect of formaldehyde.
So the production method of existing LED bulb is up for further perfect.
The content of the invention
The present invention seeks to overcome the deficiencies in the prior art, there is provided one kind can remove formaldehyde, make family and work etc.
Environment keeps the preparation method with the LED bulb except effect of formaldehyde of air cleaner, and the present invention also provides described in one kind use
Prepare with the LED bulb that effect of formaldehyde is removed made of the method except the LED bulb of effect of formaldehyde.
In order to achieve the above object, the present invention uses following scheme：
A kind of to prepare the method with the LED bulb except effect of formaldehyde, it includes the following steps：
The first step, prepares Cu-TiO2Colloidal sol, includes the following steps：
(1) 90~100ml absolute ethyl alcohols are taken at room temperature, are placed in 300ml beakers, under electromagnetic agitation add 25~
35ml butyl titanates, obtain mixed solution A；
(2) mixed solution A is added into the water-bath in 35~45 degree of water, and continues 28~32min of stirring, mixed
Close solution A1；
(3) 30~40ml ammonium hydroxide is taken to add the mixed solution A1In and stir 28~32min, obtain solution B；
(4) take 18~22ml hydrogen peroxide to be added in 25~35ml deionized waters, obtain solution C；
(5) above-mentioned solution C is slowly dropped in the solution B, be stirred 0.8~1.2 it is small when, obtain mixed solution
D；
(6) in above-mentioned mixed solution D, 1mol/l CuSO are added4Solution, when stirring 0.8~1.2 is small, obtains sample E；
(7) be stored at room temperature 10~12 it is small when, obtain Cu-TiO2Sol precursor；
(8) by the Cu-TiO2When presoma is placed on that reaction 1~1.2 is small in reaction kettle, pressure is 3~5bar in kettle, cold
But required Cu-TiO is obtained2Colloidal sol；
Second step, cleans molding LED bulb；
3rd step, the above-mentioned LED bulb cleaned up is put into baking oven and is dried；
4th step, the above-mentioned Cu-TiO prepared is immersed in by the above-mentioned LED bulb dried2In colloidal sol, lifting 2~3
It is secondary；
5th step, from the Cu-TiO2LED bulb is lifted in colloidal sol, puts into 50 DEG C~70 DEG C of baking oven and dries, shape
Into Cu-TiO2Sol filming, and then obtain with the LED bulb except effect of formaldehyde.
The method with the LED bulb except effect of formaldehyde is prepared as described above, the first step the step of in (1), institute
It is 90ml to state absolute ethyl alcohol dosage, and the dosage of the butyl titanate is 30ml.
The method with the LED bulb except effect of formaldehyde is prepared as described above, the first step the step of in (2), institute
The temperature for stating water-bath in water is 40 degree, mixing time 30min.
The method with the LED bulb except effect of formaldehyde is prepared as described above, the first step the step of in (3), is added
The amount for entering the ammonium hydroxide is 35ml；Mixing time is 30min.
The method with the LED bulb except effect of formaldehyde is prepared as described above, the first step the step of in (4), institute
The amount for stating hydrogen peroxide is 20ml, and the amount of the deionized water is 30ml.
The method with the LED bulb except effect of formaldehyde is prepared as described above, (5) and step the first step the step of
(6) in, when the time of stirring is 1 small.
The method with the LED bulb except effect of formaldehyde is prepared as described above, the first step the step of in (7), room
When the time that temperature is stood is 10 small；The first step the step of in (8), time for being reacted in the reaction kettle for 1 it is small when,
Pressure is 3bar in kettle.
The method with the LED bulb except effect of formaldehyde is prepared as described above, in the second step step, described in cleaning
Molding LED bulb concretely comprises the following steps：The molding LED bulb will be put and be cleaned by ultrasonic after ten minutes in acetone, then
Cleaned 10 minutes with EtOH Sonicate, be finally cleaned by ultrasonic 10 minutes in deionized water.
The method with the LED bulb except effect of formaldehyde is prepared as described above, in step by step rapid the described 5th, the shaping
LED bulb put into drying in oven temperature be 60 DEG C.
Prepared the present invention also provides a kind of using described made of the method with the LED bulb for removing effect of formaldehyde with removing
The LED bulb of effect of formaldehyde.
Compared with prior art, the present invention has the following advantages：
1st, the present invention is by preparing Cu-TiO2Colloidal sol, with czochralski method by the Cu-TiO2Colloidal sol is coated in appearance in lampshade
Face, using LED light source, induces the TiO of doping2Decomposing organic matter, so as to fulfill the purpose of degradation of formaldehyde.In order to more effectively carry
High TiO2The photocatalysis effect of film, TiO can be improved by Cu doping2Photocatalysis effect, accelerates the degraded of formaldehyde, keeps house
The cleaning of the environment such as front yard or work, and then reduce people and various Transient conditions, or even the situation such as serious disease occur.
2nd, the present invention prepares Cu-TiO2Colloidal sol and with czochralski method by Cu-TiO2Colloidal sol is compounded in the technological operation letter on lampshade
Single, manufacturing cost is low, is suitable for industrial production and application.
Brief description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is that the present invention prepares Cu-TiO2The flow chart of colloidal sol.
Embodiment
A kind of to prepare the method with the LED bulb except effect of formaldehyde, it includes the following steps：
The first step, prepares Cu-TiO2Colloidal sol, such as Fig. 1, include the following steps：
(1) 90~100ml absolute ethyl alcohols are taken at room temperature, are placed in 300ml beakers, under electromagnetic agitation add 25~
35ml butyl titanates, obtain mixed solution A；90ml absolute ethyl alcohols are preferably added to, and are preferably added to 30ml butyl titanates, are helped
Fully reacted between solution, purer mixed solution A is made.
(2) mixed solution A is added into the water-bath in 35~45 degree of water, and continues 28~32min of stirring, mixed
Close solution A1。
Preferably, the temperature of water-bath is 40 degree in the water, mixing time 30min.
(3) 30~40ml ammonium hydroxide is taken to add the mixed solution A1In and stir 28~32min, obtain solution B.
Preferably, the amount of the ammonium hydroxide is 35ml；Mixing time is 30min, it is therefore an objective to solution is fully reacted.
(4) take 18~22ml hydrogen peroxide to be added in 25~35ml deionized waters, obtain solution C.
Preferably, the amount of the hydrogen peroxide is 20ml, and the amount of the deionized water is 30ml, solution is fully reacted,
Avoid dosage excessive.
(5) above-mentioned solution B is slowly dropped in the solution A, be stirred 0.8~1.2 it is small when, obtain mixed solution
D。
(6) in above-mentioned mixed solution D, 1mol/l CuSO are added4Solution, when stirring 0.8~1.2 is small, obtains sample E；
It is preferred that when mixing time is 1 small；The purpose of sample E is doped into Cu elements is enhancing photocatalysis effect.
(7) be stored at room temperature 10~12 it is small when, preferably time of repose for 10 it is small when, obtain Cu-TiO2Sol precursor.
(8) by the Cu-TiO2When presoma is placed on that reaction 1~1.2 is small in reaction kettle, pressure is 3~5bar in kettle, cold
But required Cu-TiO is obtained2Colloidal sol.
Preferably, when the time reacted in the reaction kettle is 1 small, pressure is 3bar in kettle.
Second step, cleans molding LED bulb.
Preferably, shaping LED bulb will be put and be cleaned by ultrasonic after ten minutes in acetone, then 10 points are cleaned with EtOH Sonicate
Clock, is finally cleaned by ultrasonic 10 minutes in deionized water.
3rd step, the above-mentioned LED bulb cleaned up is put into baking oven and is dried.
4th step, the above-mentioned Cu-TiO prepared is immersed in by the above-mentioned LED bulb dried2In colloidal sol, lifting 2~3
It is secondary.
5th step, from the Cu-TiO2LED bulb is lifted in colloidal sol, puts into 50 DEG C~70 DEG C of baking oven and dries, shape
Into Cu-TiO2Sol filming, and then obtain with the LED bulb except effect of formaldehyde.With czochralski method by the Cu-TiO2Colloidal sol applies
Lampshade surfaces externally and internally is overlayed on, using LED light source, induces the TiO of doping2Decomposing organic matter, so as to fulfill the purpose of degradation of formaldehyde.
In order to more effectively improve TiO2The photocatalysis effect of film, TiO can be improved by Cu doping2Photocatalysis effect, accelerates formaldehyde
Degraded, keep the cleaning of the environment such as family or work, and then reduce people and various Transient conditions, or even the shape such as serious disease occur
Condition.
Preferably, the temperature that the molding LED bulb puts drying in oven into is 60 DEG C.
Prepared the present invention also provides a kind of using described made of the method with the LED bulb for removing effect of formaldehyde with removing
The LED bulb of effect of formaldehyde, the Cu-TiO having in the LED bulb for removing effect of formaldehyde2Sol filming, under light illumination, energy
Enough accelerate the degraded of formaldehyde, keep the cleaning of the environment such as family or work, and then reduce people and various Transient conditions occur, or even sternly
The situations such as weight disease.
To sum up presently filed embodiment is explained in detail, but the application is not limited to the above embodiment.Even if
To the application, various changes can be made for it, then still falls within the protection domain in the application.
Claims (10)
1. a kind of prepare the method with the LED bulb except effect of formaldehyde, it is characterised in that includes the following steps：
The first step, prepares Cu-TiO2Colloidal sol, includes the following steps：
(1) 90~100ml absolute ethyl alcohols are taken at room temperature, are placed in 300ml beakers, and 25~35ml titaniums are added under electromagnetic agitation
Acid butyl ester, obtains mixed solution A；
(2) mixed solution A is added into the water-bath in 35~45 degree of water, and continues 28~32min of stirring, obtain mixed liquor
A1；
(3) 30~40ml ammonium hydroxide is taken to add the mixed solution A1In and stir 28~32min, obtain solution B；
(4) take 18~22ml hydrogen peroxide to be added in 25~35ml deionized waters, obtain solution C；
(5) above-mentioned solution C is slowly dropped in the solution B, be stirred 0.8~1.2 it is small when, obtain mixed solution D；
(6) in above-mentioned mixed solution D, 1mol/l CuSO are added4Solution, when stirring 0.8~1.2 is small, obtains sample E；
(7) be stored at room temperature 10~12 it is small when, obtain Cu-TiO2Sol precursor；
(8) by the Cu-TiO2When presoma is placed on that reaction 1~1.2 is small in reaction kettle, pressure is 3~5bar in kettle, is cooled down
To required Cu-TiO2Colloidal sol；
Second step, cleans molding LED bulb；
3rd step, the above-mentioned LED bulb cleaned up is put into baking oven and is dried；
4th step, the above-mentioned Cu-TiO prepared is immersed in by the above-mentioned LED bulb dried2In colloidal sol, lift 2~3 times；
5th step, from the Cu-TiO2LED bulb is lifted in colloidal sol, puts into 50 DEG C~70 DEG C of baking oven and dries, forms Cu-
TiO2Sol filming, and then obtain with the LED bulb except effect of formaldehyde.
2. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
In the step of one step (1), the absolute ethyl alcohol dosage is 90ml, and the dosage of the butyl titanate is 30ml.
3. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
In the step of one step (2), the temperature of water-bath is 40 degree in the water, mixing time 30min.
4. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
In the step of one step (3), the amount for adding the ammonium hydroxide is 35ml；Mixing time is 30min.
5. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
In the step of one step (4), the amount of the hydrogen peroxide is 20ml, and the amount of the deionized water is 30ml.
6. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
In the step of one step (5) and step (6), when the time of stirring is 1 small.
7. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
In the step of one step (7), when the time being stored at room temperature is 10 small；The first step the step of in (8), in the reaction kettle
When the time of reaction is 1 small, pressure is 3bar in kettle.
8. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
During two is step by step rapid, concretely comprising the following steps for the molding LED bulb is cleaned：The molding LED bulb will be put in acetone
It is cleaned by ultrasonic after ten minutes, then is cleaned 10 minutes with EtOH Sonicate, is finally cleaned by ultrasonic 10 minutes in deionized water.
9. the method with the LED bulb except effect of formaldehyde is prepared according to claim 1, it is characterised in that：Described
During five is step by step rapid, the temperature that the molding LED bulb puts drying in oven into is 60 DEG C.
A kind of 10. LED bulb having except effect of formaldehyde, it is characterised in that：It is described that there is the LED bulb except effect of formaldehyde to use
Any one of the claim 1-9 methods with the LED bulb except effect of formaldehyde that prepare are made.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711024515.5A CN107917351A (en) | 2017-10-27 | 2017-10-27 | A kind of LED light bulbs and preparation method having except effect of formaldehyde |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711024515.5A CN107917351A (en) | 2017-10-27 | 2017-10-27 | A kind of LED light bulbs and preparation method having except effect of formaldehyde |
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Application publication date: 20180417 |