Water-based graphene dispersion

Stable and printable

Graft copolymer as stabilizer improves dispersion stability while retaining conductivity, enabling direct screen printing.

Fengfeng, Zhao · Quan, Hui · Zhang, Shijun · Xu, Yihui · Zhou, Zheng · Chen, Guangxin · Li, Qifang

Polymers 2023

Advantages

Dispersion stability with graft copolymer is superior to CMC-Na

Conductivity is only slightly affected

Screen printable, sheet resistance stable over bending cycles