Chenhua: Obtained an invention patent certificate

Chenhua: Obtained an invention patent certificate

Chenhua Co., Ltd. announced that the company recently obtained an invention patent issued by the State Intellectual Property Office of the People’s Republic of China. The name of the invention is a ZSM-48 molecular sieve composition and its preparation method for continuous synthesis of tertiary amine catalysts for polyurethane . The above-mentioned invention patents have…

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