Suqian Liansheng: Obtained the invention patent for "a method for preparing flame retardant 706 using sulfonated silica catalyst".

Sina Finance reported on March 31st that Suqian Liansheng announced that the company recently obtained a patent certificate for an invention issued by the State Intellectual Property Office. The invention is named "A synthetic method for preparing flame retardant 706 using sulfonated silica catalyst", with patent number ZL 2023 1 0648572.X. The patent application date is June 2, 2023, the authorization announcement date is March 31, 2026, and the patent term is 20 years. This patent will not have a significant impact on the company's recent production and operation, but it is beneficial for improving the intellectual property protection system and enhancing core competitiveness.