• 专利标题:   High temperature-resistant nylon graphene composite functional material comprises e.g. nylon salt, graphene oxide, brucite fiber, expanded graphite, silane coupling agent KH560, nano titanium dioxide, vermiculite powder and lignosulfonate.
  • 专利号:   CN107868456-A
  • 发明人:   CHEN X, LI W
  • 专利权人:   HENAN ZHILIAN HUANYU INTELLECTUAL PROPER
  • 国际专利分类:   C08L077/06, C08L097/00, C08K013/06, C08K009/06, C08K003/04, C08K007/24, C08K007/08, C08K003/36
  • 专利详细信息:   CN107868456-A 03 Apr 2018 C08L-077/06 201829 Pages: 7 Chinese
  • 申请详细信息:   CN107868456-A CN10859032 28 Sep 2016
  • 优先权号:   CN10859032

▎ 摘  要

NOVELTY - High temperature-resistant nylon graphene composite functional material comprises 95-105 pts. wt. nylon salt, 2-10 pts. wt. graphene oxide, 2-6 pts. wt. brucite fiber, 3-8 pts. wt. expanded graphite, 2-6 pts. wt. silane coupling agent KH560, 1-4 pts. wt. solid content is 20-25% of nanocarbon sol, 1-4 pts. wt. nano titanium dioxide, 1-3 pts. wt. vermiculite powder, 0.5-1 pts. wt. lignosulfonate, 0.2-1 pts. wt. blocking agent, 0.1-0.6 pts. wt. 6-aminocaproic acid and 40-70 pts. wt. de-ionized water. USE - Used as high temperature-resistant nylon graphene composite functional material. ADVANTAGE - The high temperature-resistant nylon graphene composite functional material has flame-retardant, wear resistance, and mechanical performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing high temperature-resistant nylon graphene composite functional material comprising (a) weighing each component according to the proportion, mixing the nylon salt, graphene oxide, blocking agent and 6- aminocaproic acid, and ultrasonic dispersing for 1-3 hours at 50-85 degrees C to form a premix and then adding the premix into high pressure reaction kettle, (b) taking the solid content is 20-25% nano-carbon sol, brucite fiber, expandable graphite, KH560 silane coupling agent, nano titanium dioxide, vermiculite and lignin sulfonate into deionized water for ultrasonic stirring, then adding into the reaction kettle, (c) replacing the air with nitrogen in the reaction kettle for at least three times, introducing nitrogen as reaction gas, heating at 160-260 degrees C and pressure is 2-3.5 MPa, maintaining pressure at 2-3.5 MPa by a method for releasing water vapor in the reaction kettle, constant pressure reaction time is 1-3 hours, and then maintaining the pressure in the reactor pressure to normal pressure, discharging, during the reaction process, maintaining the temperature in the kettle is not more than 280 degrees C.