CN2574897Y - Punching machine for pre-calibrating printing plate - Google Patents
Punching machine for pre-calibrating printing plate Download PDFInfo
- Publication number
- CN2574897Y CN2574897Y CN 02236106 CN02236106U CN2574897Y CN 2574897 Y CN2574897 Y CN 2574897Y CN 02236106 CN02236106 CN 02236106 CN 02236106 U CN02236106 U CN 02236106U CN 2574897 Y CN2574897 Y CN 2574897Y
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- CN
- China
- Prior art keywords
- photocatalyst
- plate body
- covering layer
- thermosetting resin
- decorative sheet
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Abstract
The utility model relates to a photocatalyst thermosetting resin decorative plate, which comprises a plate body and a photocatalyst covering layer which is coated on the plate body, wherein, the photocatalyst covering layer is provided with titanium oxide powder and resin which is used for uniformly mixing the titanium oxide powder. The photocatalyst covering layer is irradiated with light rays with proper a wave length to lead the photocatalyst covering layer to be induced to be highly reactive condition. The photocatalyst covering layer carries out photocatalytic reaction with harmful chemical substances in an enclosed space to quickly carry out decomposition and destruction. Then, under the principles of environment protection and low cost, the purposes of bacteriostasis, sterilization, deodorization, the elimination of harmful pollutants, etc. can be effectively achieved.
Description
Technical field
The utility model relates to a kind of decorative panel, particularly a kind of resin decorative sheet.
Background technology
In recent years, in the high-air-tightness dwelling house and office block that newly build up at some and finishing again, continuous someone's symptoms such as nose larynx excitement, eyes are shed tears, tired weak, hypomnesia, headache, fever, asthma, hylactic pneumonia, dermatitis that go out to lose face, this promptly so-called " mansion syndrome " and " chemical substance allergy " etc.
And the main cause that causes above-mentioned disease to be biological pollutant in the room air and chemical pollutant riddle indoor and the institute that is difficult for leaving causes.And biological pollutant walks haltingly etc. just like bacterium, fungi and dirt, and chemical pollutant then stems from new building materials or other household wares, for example: and oxysulfide, nitrogen oxide, carbon monoxide, smoke from cigarette, formaldehyde, and VOC etc.Therefore, when the room ventilation condition was not good, the pollutant that these kinds are numerous and diverse will gather indoor, causes severe contamination, thereby health is worked the mischief.
At present, normally utilize and strengthen ventilation and use air clearing product to remove indoor air pollution, to improve and to improve indoor air quality.
Strengthening aspect the ventilation, be to dilute indoor air pollutants with outdoor fresh air, concentration is reduced, mainly contain and regularly window or use ventilation fan etc.Size, pollutant kind and the concentration number thereof in source can take place according to pollutant, and considering to adopt general ventilation still is local ventilation and ventilation size.
Yet in place with fresh air, though timing is windowed or used ventilation fan can improve indoor air, it is comparatively slow still to improve effect.And, if outdoor air is polluted, be full of a large amount of dusts, industrial waste gas, vehicle exhaust etc., can cause secondary pollution on the contrary.So, still must be from improving indoor air quality with road as solution.
Moreover, utilize air purifier to improve indoor air quality, can choose air purifier according to the kind of pollutant with corresponding function.For example: electrostatic, filtering type or electro static filtering compound air purifier are to be used for handling suspended particulate contaminants such as smoke from cigarette.And newly building up, fitting up again or using in the room of new furniture, then must select the air purifier that can remove carcinogenic poisonous VOC such as formaldehyde and benzene for use.
Because, usually be filled with activated carbon in the air purifier, at the bottom of being fit to remove concentration in order to absorption, organic compound that molecular weight ratio is bigger, particularly peculiar smell and flue dust, but can't up hill and dale other noxious pollutant (for example: formaldehyde and benzene class) be destroyed removal, cause air cleaning efficient not good.In addition, if indoor mainly be inorganic gas pollutants such as sulfur dioxide, ammonia, hydrogen sulfide, then can select for use the filling chemosorbent air purifier, utilize neutralization, oxidation or catalytic action to remove.Yet it is saturated that the more insecure and adsorbent of the absorption of pollutant reaches absorption easily, and have influence on follow-up pollutant adsorption efficiency, so need periodic replacement or regenerate, makes subsequent treatment cost improve relatively.In addition, the use of air purifier also expends the energy and takies the interior space.
The utility model content
The purpose of this utility model is to provide a kind of airborne toxic pollutant, self-purification capacity can eliminated quickly and effectively in the short time strong and can keep for a long time and handle effect, can not produce environmental protection such as secondary public hazards and ask body and the high photocatalyst thermosetting resin decorative sheet of economic benefit.
The utility model photocatalyst thermosetting resin decorative sheet is characterized in that it plate body and one that comprises that a surface is clean conditions is coated on the photocatalyst coating layer on this plate body.This photocatalyst coating layer has the titanium dioxide powder that can be brought out into the electron excitation state of high response by light and harmful chemical is carried out light-catalyzed reaction and decomposed, and in order to the resin of even this titanium dioxide powder of mixing.
For further specifying above-mentioned purpose of the present utility model, design feature and effect, the utility model is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 is a three-dimensional combination figure of a preferred embodiment of the utility model photocatalyst thermosetting resin decorative sheet.
Fig. 2 shows this preferred embodiment and is installed on the indoor wall.
Fig. 3 shows this preferred embodiment and is installed on the indoor desk.
Fig. 4 is a striograph, and it shows the imaging of this preferred embodiment under the observation of one scan formula electron microscope.
Fig. 5 one is similar to the striograph of Fig. 4, and it shows this preferred embodiment another imaging under the observation of one scan formula electron microscope.
Fig. 6 is a curve map, and it shows goes into this preferred embodiment device in the secret room that one toluene concentration is 100ppb, shines down the relation of different irradiation times and toluene degradation rate in the set intensity of light source.
Fig. 7 one is similar to the curve map of Fig. 6, and it shows the relation of natural degradation time and toluene degradation rate in the secret room that a toluene concentration is 100ppb, when not installing this preferred embodiment.
Fig. 8 is an integrative trend figure, and it shows the influence for the degradation rate of toluene concentration of having or not of light-catalyzed reaction.
The specific embodiment
See also a preferred embodiment of the utility model photocatalyst thermosetting resin decorative sheet shown in Fig. 1,2,3, be characterized in that it comprises that a plate body 1 and is coated on the photocatalyst coating layer 2 on this plate body 1.Plate body 1 in the present embodiment is made (being commonly referred to as melamine board) by thermosetting resin, and is formed with the figure line changes on the surface, is fit to be installed on the furniture 3 or on the wall 4, can reaches the effectiveness of decoration.
After plate body 1 completed, the degreasing program via surperficial dedusting and surperficial oil stain are removed re-used pure water and is cleaned, and dries then, need guarantee the cleaning surfaces of plate body 1, to help the follow-up painting effect of photocatalyst coating layer 2.After photocatalyst coating layer 2 is coated on the plate body 1 smoothly, can finishes the making of this photocatalyst thermosetting resin decorative sheet via drying, cooling and packet assembler in order, and directly be installed on furniture 3 or the wall 4.Manufacturing process is quite simple and easy and with low cost.
Shown in Fig. 4,5, the photocatalyst coating layer 2 in the present embodiment is to be formed by titanium dioxide (TiO2) powder of suitable particle diameter and the mixed with resin of appropriate amount, is the clear, colorless shape after drying, and wherein, titanium dioxide accounts for 5%-10%.Titanium dioxide is a kind of semiconductor substance, generally be referred to as " photocatalyst ", utilize sweep electron microscope (Scanning Electron Microscope, SEM), the crystal structure that can find out titanium dioxide is a tetrahedron, have that high-k, optics penetrability are good, high index of refraction, high chemical stability, avirulence and characteristic such as cheap, be the most frequently used photochemical catalyst of light-catalyzed reaction (CatalyticalReaction).
In light-catalyzed reaction, the light source (for example: sunshine or ultraviolet light) of suitable wavelength is shone on photocatalyst coating layer 2, it is right to impel the electron excitation of the valency electricity band of titanium dioxide to produce electronics-electric hole to conductive strips, can increase the speed that electronics transmits in the redox reaction, produce free radical, include O with highly active strong oxidability
2 -, O, OH, HO
2Deng, and make that organic pollution can be by oxidation Decomposition apace.
In sum, titanium dioxide in the photocatalyst coating layer 2 has than ozone and the stronger oxidability of anion, and the adsorption capacity and the deodorization ability that are better than activated carbon, and utilize titanium dioxide oxidation Decomposition organic pollution to mainly contain two approach, the one, with the electric hole direct oxidation organic matter that its valency electricity band is produced, another with the free radical that is produced (for example: indirect oxidation organic matter hydroxyl free radical) then is.Therefore, in a confined space, the photocatalyst coating layer 2 that is coated with on the plate body 1 is under suitably the light source of wavelength shines, can borrow the light-catalyzed reaction of being carried out to cause cell death, suppress virus activity, and catch the planktonic bacteria that kills in the deacration, and carcinogens such as nitrogen oxide, oxysulfide, ammonia, trichloro-ethylene, formaldehyde and benzene in the oxidation Decomposition room air promptly, and superior good sterilization, deodorization and remove the usefulness of harmful chemical pollutant.
On the other hand, the titanium dioxide of photocatalyst coating layer 2 has high-hydrophilic, if there is grit to be adsorbed on the photocatalyst coating layer 2, only need grit is come off with the clear water cleaning, and the self-purification capacity that shows photocatalyst coating layer 2 is good, so can keep the treatment effeciency for toxic pollutant for a long time.
Now see also Fig. 6, Fig. 7 and Fig. 8, will to concentration be the toluene of 100ppb carry out light-catalyzed reaction, under the irradiation of the ultraviolet light of same light source intensity, whether the storing of photocatalyst thermosetting resin decorative sheet is inquired into for the relation of the degradation efficiency of toluene.
Fig. 6 show with this photocatalyst thermosetting resin decorative sheet insert in the secret room that a toluene concentration is 100ppb, utilize the ultraviolet light of the set intensity of light source to shine, relation between different irradiation times and toluene degradation rate.As seen from the figure, along with the light source irradiation time increases, the degradation rate that can find toluene also promotes thereupon, that is to say, the time that light source shines on this photocatalyst thermosetting resin decorative sheet is long more, the time of carrying out light-catalyzed reaction is then of a specified duration more, produces more obvious strong oxygenolysis, makes backroom toluene concentration reduce and achieves noticeable achievement.
Fig. 7 shows the relation between natural degradation time and toluene degradation rate in a toluene concentration is the secret room of 100ppb, when not installing this photocatalyst thermosetting resin decorative sheet.Can find out obviously that by figure along with the natural degradation time is elongated, the toluene degradation rate slightly promotes trend.But, it seems that from whole effect toluene is under natural situation, the natural degradation effect is on duty mutually, can't leave for a long time so cause indoor concentration accumulation easily.
Consult Fig. 8, comprehensive above-mentioned two kinds of experimental results, the diamond block curve is that the toluene concentration degradation results of installing this photocatalyst thermosetting resin decorative sheet and carrying out light-catalyzed reaction is arranged, and the square curve then is not install this photocatalyst thermosetting resin decorative sheet, and allows toluene carry out the result of natural degradation.From figure, obviously can find, utilize suitable light source to shine this photocatalyst thermosetting resin decorative sheet, make toluene, and compared to the natural degradation effect of toluene, and show the elimination efficient of the pollutant of several times because of the photocatalysis destruction that promptly is decomposed.
Conclude above-mentioned, the utility model photocatalyst thermosetting resin decorative sheet, if be installed on wall or the furniture, utilization is coated on the photocatalyst coating layer 2 on the plate body 1, under suitably light source shines, can make indoor pollutant carry out light-catalyzed reaction, make the pollutant can be rapidly and decompose effectively and destroy by the catalysis of photocatalyst coating layer 2.So can be under environmental protection and principle with low cost, reach purposes such as antibacterial, sterilization, deodorization, elimination noxious pollutant effectively, and can keep its treatment effeciency for a long time, and do not need the occupying volume external space.
Certainly, those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in the scope of the utility model claims variation, the modification of the above embodiment.
Claims (3)
1. photocatalyst thermosetting resin decorative sheet, it is characterized in that: it comprises:
The plate body and one that one surface is clean conditions is coated on the photocatalyst coating layer on this plate body, this photocatalyst coating layer has: can be brought out into the electron excitation state of high response by light and titanium dioxide powder that harmful chemical is carried out light-catalyzed reaction and decomposed, and in order to the resin of even this titanium dioxide powder of mixing.
2. photocatalyst thermosetting resin decorative sheet according to claim 1, it is characterized in that: this plate body is installed on the furniture.
3. as photocatalyst thermosetting resin decorative sheet as described in the claim 2, it is characterized in that: this plate body is installed on the wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02236106 CN2574897Y (en) | 2002-05-13 | 2002-05-13 | Punching machine for pre-calibrating printing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02236106 CN2574897Y (en) | 2002-05-13 | 2002-05-13 | Punching machine for pre-calibrating printing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2574897Y true CN2574897Y (en) | 2003-09-24 |
Family
ID=33710483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02236106 Expired - Fee Related CN2574897Y (en) | 2002-05-13 | 2002-05-13 | Punching machine for pre-calibrating printing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2574897Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100343316C (en) * | 2004-09-01 | 2007-10-17 | 周祖全 | Photocatalytic adhesive and its preparing method |
| CN100400780C (en) * | 2004-09-13 | 2008-07-09 | 孙小力 | Photocatalyst sterilizing gypsum ceiling board |
-
2002
- 2002-05-13 CN CN 02236106 patent/CN2574897Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100343316C (en) * | 2004-09-01 | 2007-10-17 | 周祖全 | Photocatalytic adhesive and its preparing method |
| CN100400780C (en) * | 2004-09-13 | 2008-07-09 | 孙小力 | Photocatalyst sterilizing gypsum ceiling board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |