▎ 摘　　要

NOVELTY - High-strength glass fiber composite material comprises 10 pts. wt. glass fiber, 10 pts. wt. spinning fiber, 5 pts. wt. additives, 20 pts. wt. ethyl orthosilicate, and 20 pts. wt. ethanol, where the glass fiber comprises 60 pts. wt. silica, 20 pts. wt. aluminum oxide, 10 pts. wt. calcium oxide, 8 pts. wt. magnesium oxide, 2 pts. wt. zinc oxide, and 1 pt. wt. cerium oxide, the spinning fiber comprises 10 pts. wt. palmitic acid, 8 pts. wt. stearic acid, 5 pts. wt. carbon nanotubes, 10 pts. wt. polyethylene terephthalate, 16 pts. wt. dichloromethane, and 16 pts. wt. trifluoroacetic acid, the additive comprises 5 pts. wt. graphene oxide, 3 pts. wt. reducing agent, 20 pts. wt. stearic acid, 5 pts. wt. expanded graphite, and 18 pts. wt. paraffin wax, and the reducing agent is sodium bisulfite. USE - As high-strength glass fiber composite material. ADVANTAGE - The composite material has excellent mechanical properties, thermal stability and excellent heat insulation performance. The process is carried out in a simple manner. DETAILED DESCRIPTION - High-strength glass fiber composite material comprises 10 pts. wt. glass fiber, 10 pts. wt. spinning fiber, 5 pts. wt. additives, 20 pts. wt. ethyl orthosilicate, and 20 pts. wt. ethanol, where the glass fiber comprises 60 pts. wt. silica, 20 pts. wt. aluminum oxide, 10 pts. wt. calcium oxide, 8 pts. wt. magnesium oxide, 2 pts. wt. zinc oxide, and 1 pt. wt. cerium oxide, the spinning fiber comprises 10 pts. wt. palmitic acid, 8 pts. wt. stearic acid, 5 pts. wt. carbon nanotubes, 10 pts. wt. polyethylene terephthalate, 16 pts. wt. dichloromethane, and 16 pts. wt. trifluoroacetic acid, the additive comprises 5 pts. wt. graphene oxide, 3 pts. wt. reducing agent, 20 pts. wt. stearic acid, 5 pts. wt. expanded graphite, and 18 pts. wt. paraffin wax, and the reducing agent is sodium bisulfite, and the preparation method of the high-strength glass fiber composite material includes (a) preparing materials, (b) adding silica, aluminum oxide, calcium oxide, magnesium oxide, zinc oxide and cerium dioxide, stirring and mixing for 30 minutes, heating the mixture to 1550 degrees C, carrying out heat preservation reaction for 10 hours, placing the glass liquid in a mold for processing molding, annealing at 600 degrees C, keeping the temperature for 1 hour, cooling the furnace, placing in a wire drawing machine for drawing, where the wire drawing temperature is 1340 degrees C, the wire drawing speed is 500 rpm, and the wire drawing time is 30 seconds to obtain the glass fiber, (c) adding silica, aluminum oxide, calcium oxide, magnesium oxide, zinc oxide and cerium dioxide, stirring and mixing for 30 minutes, heating the mixture to 1550 degrees C, carrying out heat preservation reaction for 10 hours, placing the glass liquid in a mold for processing molding, annealing at 600 degrees C, keeping the temperature for 1 hour, cooling, placing in a wire drawing machine for drawing, where the wire drawing temperature is 1340 degrees C, the wire drawing speed is 500 rpm, and the wire drawing time is 30 seconds to obtain the glass fiber, taking the carbon nanotubes, placing in the pretreatment solution, stirring for 20 minutes, ultrasonically oscillating for 5 hours, vacuum filtering, washing to neutrality, and drying in a vacuum drying oven at 90 degrees C to obtain pretreated carbon nanotubes, where the pretreatment liquid is a mixed liquid of nitric acid and sulfuric acid, and the volume ratio of the nitric acid and sulfuric acid is 1:2, taking the polyethylene terephthalate, dichloromethane, and trifluoroacetic acid mixed solution to dissolve, stirring for 15 minutes, adding material (A), stirring for 20 minutes, adding the pretreated carbon nanotubes, ultrasonicating for 3 minutes, and continuing to stir for 25 minutes to obtain a spinning liquid, taking the spinning liquid, placing in a syringe, and spinning to obtain the spinning fiber, (d) taking graphene oxide solution, ultrasonically dispersing for 10 minutes, adding reducing agent and stearic acid, mixing and stirring for 10 minutes, then placing in an oven at 90 degrees C for 3 hours, washing with water, and freeze-drying to obtain modified graphene, taking expanded graphite, acidifying, heating up to 800 degrees C, heating and expanding for 25 seconds to obtain material (B), taking the paraffin, heating to 80 degrees C, stirring until the paraffin melts, adding material (B), stirring for 1 hour, adding modified graphene, continuing to stir for 10 minutes to obtain the additive, (e) taking ethyl orthosilicate, ethanol and deionized water, heating to 45 degrees C, stirring for 10 minutes, adding hydrochloric acid, adjusting the pH to 3, stirring for 2 hours, slowly adding aqueous ammonia dropwise to adjust the pH to 7, stirring for 10 minutes to obtain a silica sol, and (f) taking silica sol, adding spinning fiber and glass fiber, stirring for 20 minutes, adding additives, stirring for 20 minutes, aging for 24 hours, washing with ethanol, aging in ethanol for 24 hours, washing with n-hexane, aging for 8 hours and drying at 80 degrees C for 6 hours to obtain a composite material.