摘要:
A copolymer comprising anthracene and benzoselenadiazole, preparing method and uses thereof are disclosed. The copolymer is represented by formula (I), wherein n is a natural number from 10 to 1000, a is 1 or 2, b is 0, 1 or 2, X, Y are O, S, Se, SO 2 , N-R 4 or R 5 -Si-R 6 ; R 4 , R 5 , R 6 are selected from C 1 -C 20 straight-chain, branched-chain or cyclo alkyl or alkoxy; R 1 , R 2 are unsubstituted, monosubstituted or polysubstituted functional group Ar 1 , and said Ar 1 is selected from hydrogen, halogen, cyano, substituted or unsubstituted C 1 -C 40 straight-chain or branched-chain or cyclo alkyl, substituted or unsubstituted aryl or heteroaryl; R 3 , R 7 are unsubstituted, monosubstituted or polysubstituted functional group Ar 2 , and said Ar 2 is selected from hydrogen, cyano, substituted or unsubstituted C 1 -C 40 straight-chain or branched-chain or cyclo alkyl, substituted or unsubstituted C 1 -C 40 alkoxy, substituted or unsubstituted C 6 -C 40 aryl, substituted or unsubstituted C 6 -C 40 aralkyl, substituted or unsubstituted C 6 -C 40 aryl alkoxy.
摘要:
Disclosed are an organic electroluminescent device and a preparation method thereof. The organic electroluminescent device is a top-emitting organic electroluminescent device having a reversed structure, and the preparation method is: dissolving zinc oxide with acetic acid to obtain a zinc oxide solution with a concentration of 0.3 g/ml-0.6 g/ml, adding a phthalocyanine substance in a mass of 1%-10% of the mass of the zinc oxide to obtain a mixture, spin-coating the mixture on a glass substrate (1) and then drying to obtain a cathode (2), and then preparing by vapor deposition, an electron injection layer (3), an electron transport layer (4), a luminescent layer (5), a hole transport layer (6), a hole injection layer (7) and an anode (8), successively, so as to obtain the organic electroluminescent device.
摘要:
A field emission flat light source and a manufacturing method thereof are provided. The field emission flat light source includes an anode (110), a cathode (120), a light guide plate (130) and a separation body (140). The anode (110) and the light guide plate (130) are separated by the separation body (140). The cathode (120) is provided in the contained space (150) formed by the anode (110), the light guide plate (130) and the separation body (140). The anode (110) includes an anode substrate (112), a metal reflective layer (114) provided on the anode substrate (112) and a light emitting layer (116) provided on the metal reflective layer (114). The cathode (120) includes a cathode substrate (122) and an electron emitter (124) provided on the surface of the cathode substrate (122). The thermal conductivity of the field emission flat light source is improved. The field emission flat light source is applied to the field of the liquid crystal display or the illumination light.
摘要:
A luminescent glass comprises glass matrix. Said glass matrix comprises a glass part and a complex part of glass and fluorescent powder, which is embedded in said glass part. Said complex part of glass and fluorescent powder comprises glass material and fluorescent powder dispersed in said glass material. A method for producing the luminescent glass and a luminescent device comprising the luminescent glass are also provided. The luminescent glass and the luminescent device have good luminescence reliability, high luminescence stability and long service life. The method can be carried out at a relatively low temperature.