▎ 摘 要
NOVELTY - Ink comprises 8-12 pts. wt. aqueous pigment paste, 1.2-1.5 pts. wt. carboxymethyl cellulose sodium, 4-6 pts. wt. modified nano graphene, 2.5-2.9 pts. wt. N, N-bis (3-aminopropyl) dodecylamine, 1.5-1.8 pts. wt. trimethylolpropane, 3-5 pts. wt. 2, 2, 4-trimethyl-1,3-pentanediol, and 55-60 pts. wt. water. USE - Ink. ADVANTAGE - The ink has good stability, has good writing performance, and the writing more fluent.