NOVELTY - Preparing phthalocyanine-carbon nanotube-polythiophene composite photosensitive material includes click chemical method.    USE - Method for preparing phthalocyanine-carbon nanotube-polythiophene composite photosensitive material (claimed) used in the fields of conductive material, solar cell material, photoconduction material and photoelectricity transform material.    ADVANTAGE - The method has mild condition, fast reaction speed and high efficiency. The dispersing uniformity and storing stability of the obtained composite material are improved. The composite material prepared by the method has higher light sensitivity, compatibility and heat stability, excellent dissolving performance and photoelectric property, and is environment-friendly.    DETAILED DESCRIPTION - Preparing phthalocyanine-carbon nanotube-polythiophene composite photosensitive material comprises:    (A) dispersing acyl chlorinated carbon nanotube (10-100 mg) in N-methylpyrrolidone (10-50 ml) and carrying out ultrasound shaking for 5-45 minutes, adding 2,3-dibromo-1-propyl alcohol (5-50 mg), under nitrogen gas protection condition, continuously taking reaction for 4-36 hours, cooling at 25 degrees C and pouring ethanol (50-200 ml) for depositing, centrifuging and filtering, using the tetrahydrofuran and dichloromethane for washing for many times, vacuum drying for 4-24 hours at 30-90 degrees C; dispersing the carbon nanotube in N-methylpyrrolidone (10-50 ml), carrying out ultrasound shaking for 5-25 minutes, adding sodium azide (5-50 mg), blending for 2-12 hours at normal temperature and pouring the solution in ethanol (20-100 ml) for depositing, centrifuging, using the tetrahydrofuran and dichloromethane for washing for many times, vacuum drying for 4-36 hours at 30-90 degrees C to obtain the azide carbon nanotube;    (B) sequentially adding poly(3-hexyl thiophene) (10-100 mg), triphenylphosphine dichloropalladium (5-50 mg), copper iodide (1-20 mg) and methylacetylene silane (0.01-0.5 mg) in a bottle filled with vaporized triethylamine (5-50 ml); refluxing for 2-24 hours in the nitrogen protection at 60-100 degrees C and pouring the reaction solution in chloroform (5-50 ml) and layering, using ammonium chloride and sodium chloride solution for washing organic phase for many times, using anhydrous sodium sulfate for drying, rotating and evaporating for removing the solvent chloroform; vacuum drying for 4-36 hours at 30-90 degrees C to obtain the alkynyl poly(3-hexyl thiophene);    (C) weighing 4-bromine-phthalonitrile (200-300 mg) and sodium azide (100-250 mg), dissolving the components in a reaction bottle filled with tetrahydrofuran (10-100 ml) and water (1-10 ml); refluxing for 2-8 hours at 50-90 degrees C; cooling at 25 degrees C; using the dichloromethane for extracting the reaction solution and using the magnesium sulfate for removing the water, filtering, carrying out vacuum drying for 10-36 hours at 40-80 degrees C to obtain the light yellow 4-azid-phthalonitrile;    (D) dissolving azide carbon nanotube (5-50 mg) obtained in the step (A) and 4-azid-phthalonitrile (0.5-25 mg) obtained in the step (C) in N-methylpyrrolidone (10-50 ml), weighing and dissolving alkynyl poly(3-hexyl thiophene) (5-50 mg) obtained in step (B) in tetrahydrofuran (10-80 ml); mixing the solution together; adding tetrabutylammonium fluoride (0.02-0.4 mg); blending for 1-5 hours and adding copper iodide (0.1-10 mg) and 1,8-diazabicyclo(5,4,0) undecene (0.15-25 mg), blending for 12-48 hours in nitrogen protection at 40-90 degrees C; cooling at 25 degrees C, pouring ethanol (50-500 ml) for depositing, centrifuging, filtering, using the tetrahydrofuran and dichloromethane for washing for many times, vacuum drying for 6-36 hours at 30-80 degrees C to obtain the carbon nanotube including 4-phthalonitrile and poly(3-hexyl thiophene);    (E) dispersing carbon nanotube (5-50 mg) including 4-phthalonitrile and poly(3-hexyl thiophene) obtained in step (D) in n-amyl alcohol (10-100 ml); adding substitution phthalonitrile (1-25 mg), anhydrous zinc chloride (0.05-5 mg), copper iodide (0.1-10 mg) and 1,8-diazabicyclo(5,4,0) undecene (0.15-25 mg); heating at 90-150 degrees C in nitrogen protection and blending for 24-96 hours; cooling at 25 degrees C, pouring ethanol (50-500 ml) for depositing, centrifuging, filtering, using tetrahydrofuran and dichloromethane for washing for many times, vacuum drying for 6-36 hours at 20-80 degrees C to obtain the phthalocyanine-carbon nanotube-polythiophene composite material;    (F) dispersing phthalocyanine-carbon nanotube-polythiophene composite material (5-50 mg) obtained in step (E) in the tetrahydrofuran; where the concentration of the material is 0.1-5 mg/ml; having ultrasonic reaction for 1-12 hours at 25 degrees C to obtain the soluble phthalocyanine-carbon nanotube-polythiophene composite material;    (G) using the rotating and coating method for coating the soluble phthalocyanine-carbon nanotube-polythiophene composite material obtained in step (F) on the conductive matrix; the coating speed is 1000-3000 revolutions/minute, the drying temperature is 35-120 degrees C, the drying time is 0.5-6 hours, and the thickness of the dried composite photosensitive material coating is 10-50 mu m.