Fangda Carbon announced on the evening of May 20 that the company obtained a patent on a method for producing graphene from limestone.

The company believes that the advantages of the above invention and the prior art are that the preparation process is simple, the source of raw materials is extensive, the cost is low, the safety is high, and the environment is green. The acquisition of these patents will have a positive impact on the company's future development of high-end carbon products and the expansion of new materials. It is beneficial to the company to further safeguard intellectual property protection, promote technological innovation, give full play to the advantages of independent intellectual property rights, and continuously improve the company's core competitiveness.