2013年12月29日星期日

General safety colors used are the following


1 , Red: used to mark the ban , stop and fire , such as lights, signal flags , emergency stop buttons on the machine are to indicate "No " message in red.
2, yellow :  photoluminescent pigment  danger signs . Such as " Beware of electric shock" , " pay attention to security" .
3 , green : to mark the safe thing. Such as " In this job ," " grounded " and so on.
4 , Blue: used to mark the enforcement , such as " must wear helmets " and so on .
5 , Black: used to mark images, text and warning signs in line geometry .
According to regulations, for ease of identification, to prevent misuse and ensure safe operation and maintenance decorative aggregate, using different colors to distinguish the device characteristics . The electrical bus , A yellow phase , B phase is green , C phase is red, for surface coating of black ground . In the second system, the AC voltage circuit with yellow , green alternating current circuits , signals and warning circuits with white .

2013年12月26日星期四

Long luminous powder luminous brightness

1 initial brightness : light pink under certain brightness (1000LUX), detection equipment at 0 brightness decorative aggregate( typically 3 seconds after the quench ) moments . General highlighted pink around 20000-25000 . Since the initial rapid reduction sad moment ,garden decorative stones , capturing moments error greater impact on the general brightness with one minute to more appropriate time . Highlighting powder is generally 3500 (med/m2) above , the glitter around 2800 , Cape glitter around 2300.

2013年12月24日星期二

Printing equipment and flower choice

When printing paste printing luminous applicable more widely available equipment manual cold platen , flat screen, screen printing machine park . Since the printing paste screen printing on fabric surface pile volume, brightness is good ; while the use of screen printing Photoluminescent Ceramic be appropriately Fangmanjusu and select the appropriate network pressure scraping scraper lip and , in short, to strive to achieve a higher plasma volume , can printed fabrics have a higher emission luminance . For general selection screen mesh cloth 60 to 80 mesh is appropriate, pattern flower design to the point and small area or in the 0.3 ~ 0.5cm wide grid lines as well. Patterns in a variety of small animals such as printed animal 's eyes luminous luminous photoluminescent pigments after nightfall eyes sparkling, increased fabric artistic charm. For plants pattern in the core of its small flowers or floral printed luminescent paste at night the effect is also very interesting.

2013年12月22日星期日

Luminescent pigment luminous brightness and visibility

We often have this experience at the cinema, from the bright outside suddenly into a dark room will not see anything, you can see when your eyes adjust to the darkness of the surrounding objects . Glow in the dark pebble may have optic nerve from the eye to bright light and darkness to light two different neural systems are explained . This is also called the eye of the dark adaptation.
Brightness luminescent pigment belongs to a weak light , even in the same light conditions , also due to the adaptability of the dark eyes and a considerable visual difference . Moreover, the visual is also affected by external light , the darker the surrounding The higher visibility brightness , visibility longer .
Typically, the sound can be seen to the naked eye brightness of 0.01mcd/m2, but brightness is not unconditional can glow in the dark sand and visibility of its time visibility on dark adaptation by the eye , outside light , shape, size , distance restrictions.
Phosphorescent pigment of the special light stability of the treatment , but also due to long-term use in outdoor combined action of humidity, temperature , ultraviolet light and dark .

2013年12月19日星期四

Storage temperature change powder

Storage: reversible temperature change color pigment itself is an unstable system ( stable it is difficult to change ) , so its light, heat, anti-aging properties far less common pigment in use should be noted.
( 1 ) Photoluminescent Gravel , temperature change pigment lightfastness poor, under the strong sun exposure will soon fade fail, so it is only suitable for indoor use. Avoid strong sunlight and ultraviolet light irradiation , this will help prolong the life of color pigments .
( 2 ) heat resistance temperature resistant pigment powder suppliers 230 ℃ high temperature short time ( about 10 minutes ) , and the high-temperature curing can be used in injection molding .

2013年12月17日星期二

Luminous use

The luminous paint luminous ( light pink ) , an organic resin , an organic solvent and additive composition , in order to avoid damage during the preparation luminous crystal structure , resulting in attenuation of the light-emitting performance , using a metal Glow in the dark pebble can not be other processing methods , taking into account the the luminous dispersion in the resin , i.e., preferably with the box.
  Usage:
     1 , can be carried out using luminous paint brush, roller , spray coating , curtain coating and other processes
     2, luminous coating reaches more than 150um thickness , in order to obtain a more desirable emission brightness ;
     3, in the luminous white primer decorative aggregate the bottom below , can improve the luminous brightness ;
     4 , the above white light-emitting -clear coating can improve the coating gloss and weather resistance ;
     5 , the coating can be adjusted according to construction methods.

2013年12月15日星期日

There are no toxic luminous powder

There are no long-lasting luminous poisonous ? On this issue, in fact, as early as 20 years ago, there were already conclusions. Indeed luminous currently available on the market , there are two . First ; ZnS fast luminous highlight short-acting luminous . Its products ; Photoluminescent pigment , the initial light intensity , high temperature of about 800 degrees. Particle size is almost fixed ; around 400 mesh , using a term of 20 years , after re- absorption in the emission time of 20-30 minutes. The color is beige traditional talk , hair is yellow green . Its performance is ; integrated , the more extensive use . In general, the radiation characteristics having pigment powder suppliers . Basically can be described as environmentally friendly products.
Second ; Long luminous powder , is made ; variety of rare earth materials through scientific formula baked at high temperature 1500 degrees. Having high temperature, acid , solvent , and so on.

2013年12月12日星期四

color materials that tell you about the knowledge Dreaming

One , Dreaming principle : the use of UVA energy photosensitive molecules key to open , making it jump from the low energy stage stage . That is never visible jump visible . Thereby producing Glow in the dark pebble. When the loss of ultraviolet radiation or temperature rises above 45 ℃ , the light-sensitive molecules to close . Is restored to its original color
Second, the application form and color photographic materials: light-sensitive microcapsule powder as core , plus Malamine heyday as the shell material to form 1-10UM photosensitive pigment color , moisture content of 0.3% or less to heat 280 ℃. 1 , light pink base color with glow in the dark stone , blue, yellow , red. And good color stability . High mobility , easy to uniformly dispersed , can be mixed with each other , and can also other pigments, fluorescent pigments share. 2, due to the different base colors and materials with time .

2013年12月10日星期二

Paint soft fluorescent pigment production Precautions

Fluorescent pigments are pigments based on thermoplastic resins , one of the most widely used fluorescent pigment series , need not be applied to a wide variety of uses solvent resistant ; Glow in the dark pebble  be used for a long time is not stored in an aqueous system . Such as: paper coatings , textile printing paste , A-type gravure inks, paints, screen printing ink , PVC plastic and PVC organic sol , but it also can be injected molded vinyl , polyolefin , and all kinds of plastic below the operating temperature of 193 ℃ . Model and color: pink . Red . Red . Orange . Orange . Lemon . Green . Blue . Purple .glow in the dark stones
Physical and chemical properties : the proportion of the average diameter of the softening point of the thermal stability of the material absorbing the amount recommended dosage.

2013年12月8日星期日

phosphorescent light-emitting material

Luminous , long-lasting luminous luminescent material emitting a light-emitting material Si network has chemical stability, high brightness, non-toxic and non-radioactive and other advantages. Glow in the dark pebble strong light absorption ability by absorbing ultraviolet light or visible light , so the conversion of light energy stored in the lattice , in the dark turn energy into light energy and light. With the characteristics of its products are products with a luminescent powder made glow pigment powders  a variety of visible light absorption in the light after a few minutes , you can continue to light in the dark night more than three hours, the luminance and duration is 10 times that of traditional luminous material above ; think a light-emitting material is waterproof luminous obviously good water resistance , more versatile .

2013年12月5日星期四

fluorescent leak detection

Obviously, the human eye alone is difficult to accomplish such an arduous task. In this case , the operation is simple , reliable and economical fluorescent leak detection method for its efficient , speedy and accurate advantages widely accepted by the market . glow in the dark stone , fluorescent leak detection in the promotion process , but also often hear people complain about poor use of fluorescent leak sound effect class . After analysis found that most of the improper operation or due to improper use of the product pigment powder suppliers . Epica technology company with many years experience in the field leak we explore how to properly use the phosphors on the dust bag leak detection . Here's a brief introduction to fluorescent leak .

2013年12月3日星期二

Use luminous with ceramics and precautions

1 , general use 150 luminous body is the best. 2 , and can be used as phosphors used as an ordinary toner , the actual time of the production process , to select suitable additives for the oily ink sufficient stirring ( refrain metal melting device , in order to avoid decorative aggregate time will be black ) , fully dissolved combined with a 80 mesh screen after printing ( pre- sifted better ) , to luminous intensity and a long time, you can print more than a few times , usually two to three times for the best. 3, if required , and dissolve blocks or transparent glaze mix , luminescent powder dissolved in blocks or transparent glaze ratio is generally 1:1 or 6:4 or 6:10 , so that the body can be debugged according to the occasion want to achieve results. 4 , burning out the finished ceramic frequently encountered problem is : glow in the dark pebbles of bubbles, this problem is usually combined with each other additives or transparent glaze frit and chemical stability problems , change the scale or replace with additives. Defoamer can also be eliminated. 5 , luminescent materials and ceramic pigment mixed into use .

2013年12月1日星期日

Preparation method

1 , the selection of good transparency neutral organic resins such as acrylic resins , epoxy resins, polyurethane resins, polyester resins , PVC resins, polyvinyl butyral resins , SBS resins ; 2 , the effect of dispersion of the light-emitting contradictions , garden decorative stones should use powder of 200 mesh or 300 mesh , and the other based on different paint types , for different purposes and requirements of the customer to choose the brightness of the powder particle size , with the total amount of powder coatings to 20% -50 % (wt).3 , luminous best equipment without metal grinding ( so will pollute the luminous black ) optional high-speed dispersion photoluminescent paint , or with a non-metallic liner milling equipment ;4 , the choice of 2000-5000 poise viscosity resin coating prevents light pink precipitate , or additives added to adjust the viscosity of the mediation ;5, can not use additives containing heavy metal compounds .

Luminous ink preparation method

1 , transparent ink ;
2 , resolve conflicts and dispersion of light effects , luminous powder particle size should be selected more than 300 mesh powder material, some printing inks require a higher particle size of glow in the dark material  should be selected according to the actual situation of particle size , powder substance content of 20-50 % ( by weight ) ;
3 , luminescent ink grinding metal equipment can not be used , if necessary, can be plastic or enamel -lined ball mill or sand mill equipment using high-speed dispersion best way ;
4 , may be appropriate to add a photoluminescent films of transparent paint , tinting , but the afterglow indicators have different degrees of decline ;
5 , depending on the choice of different types of substrates such as transparent ink : metal substrates should be used metallic inks ; substrates PVC PVC inks should be used.

2013年11月27日星期三

Velcro will be posted on the clothes cold tablets

1 Velcro -type cold tablets with Velcro to stick on clothes , can easily washable , washable advantage of convenient, Photoluminescent Gravel, you can only buy clothes , buy a few of their favorite patterns, free replacement patterns, the disadvantage is that there is no overall effect sewn nice , cold tablets prominent part in outside clothes.
2 is a fully integrated sewn cold tablets and clothes , cold tablets can not be removed . Advantage overall effect is photoluminescent stones, like an ornament in the chest, hand wash only drawback is that when washable , cold tablets part can not be immersed in water .

2013年11月26日星期二

The light guide groove

 The optical plate receiving hole periphery the other is provided with a guide optical slot and through the light guide groove is set and the surround the light emitting element and the decorative aggregate hole of the outer side, thereby forming as an optical cell, the last of the light plate bottom edge, plus There is a reflective film, reflective film, and through which the light guide with the grooves, when the light emitting element emits light, the light guide groove by setting to the light source and the light guide of glow in the dark sand guide plate groove periphery, and then the center of the guide plate to the light reflectors and light board can show full glow effect. The utility model has the advantage of not using the cold plate in the way and still emitting light with high quality and reduce costs.

2013年11月24日星期日

aluminate luminescent material is water-resistant

Rare earth aluminate long afterglow luminescent paint storage as an efficient , energy-saving "green" materials are widely used. Glow in the dark pebble characteristic is mainly given by the light-emitting materials , the development of a rare earth aluminate luminescent material poor water resistance , light color monotone , the study of the luminescence mechanism still remain in the speculative level, its organic - inorganic glow powder suppliers modification is still in the exploratory stage . But is moving to improve the luminous intensity , prolonged afterglow time , environment-friendly , light color diversity direction.

2013年11月21日星期四

Good wear resistance coating a substrate

Select the easily degradable , with good light resistance, solvent resistance, resistant to acid , and a variety of salts have a very high tolerance , the porous , hydrophilic surface has a strong adhesion , can form strong , resistant to glow pigment powders and abrasion resistance film substrate . If the coating amount of the matrix is too high, the viscosity of paint is too large , easy construction , and the transparency is poor , poor light transmission ; if the amount is glow in the dark pebbles, prone to sagging brushing , poor leveling . Thus , the light emitting amount of the coating to the substrate of about 30% is suitable.

2013年11月17日星期日

Low temperatures, low light intensity

The external excitation light source , electron transitions from the ground state to an excited state (process 1 ), part of the electronic transition back to low level characteristic emission of Eu2 + generated (process 2 ) and the other through the relaxation process glowing stone pebbles btrap levels capture ( process 3 ) . When stored in the trap of the electron energy absorption , re- excited back to the excited state , and then jump back to glowing rocks state to produce light. Electron temperature is not conducive to the excited energy level from the trap back to the excited state , so the light intensity is low at low temperatures , when the ambient temperature is increased in favor of the trap level in the excited electron excited state back , so the temperature is high luminous intensity is strong.

2013年11月10日星期日

Brightness also has a great effect

In addition, the luminous powder expensive, its excessive use , will increase the cost of paint . Based on the above considerations,glow in dark sheet dosage of 10% to 20 % is appropriate.
Luminous powder particle size on luminous paint luminous intensity also has a great impact , if luminous powder particle size is too small , nanometer , when the relative content of Dy and Eu changes, or because of the small size effect of nanoparticles , glow in the dark dye emission brightness is reduced paint , not even light , only the white powder. But the luminous powder particle size can not be too large, to less than 50μm. Generally should be used in preparation of luminous paint luminous powder particle size control in l ~ 50μm range.