• 专利标题:   Aqueous anti-corrosion coating for aluminum fins of air-conditioning heat exchangers, comprises graphene oxide/water-soluble acrylic resin, corrosion-resistant powder, carbon black, water-based anti-settling functional materials.
  • 专利号:   CN111205727-A
  • 发明人:   YAN H, HUO B
  • 专利权人:   MIANYANG MAXEWELL SCI CO LTD
  • 国际专利分类:   C08F220/06, C08F220/14, C08F220/18, C08F220/20, C08F292/00, C09D151/10, C09D161/32, C09D005/08, C09D007/61
  • 专利详细信息:   CN111205727-A 29 May 2020 C09D-151/10 202052 Pages: 11 Chinese
  • 申请详细信息:   CN111205727-A CN10142279 04 Mar 2020
  • 优先权号:   CN10142279

▎ 摘  要

NOVELTY - Aqueous anti-corrosion coating comprises 40-45 pts. wt. graphene oxide/water-soluble acrylic resin, 5-8 pts. wt. corrosion-resistant powder, 1-3 pts. wt. carbon black, 5-8 pts. wt. water-based anti-settling functional materials, amino resin, 1.5-2.9 pts. wt. coating auxiliary agent, and 30-35 pts. wt. deionized water. The graphene oxide/water-soluble acrylic resin is obtained by dispersing modified graphene oxide in acrylic monomer and polymerized. USE - Aqueous anti-corrosion coating used for aluminum fins of air-conditioning heat exchangers. ADVANTAGE - The aqueous anti-corrosion coating has excellent adhesion, mechanical properties, long corrosion resistance, and good heat dissipation function. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing an aqueous anti-corrosion coating, which involves: (A) dispersing graphene oxide/water soluble acrylic resin at a speed of 500-700r/minutes, adding some deionized water, paint additives, corrosion-resistant powder, water-based anti-settling functional materials and carbon black in sequence to mix uniformly; and (B) grinding resulting slurry to a slurry when the particle fineness is less than 20 micrometer, then adding amino resin to make up the remaining deionized water to prepare a water-based super anti-corrosion coating.