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Phosgene Route Products

Phosgene Route Products

Chongqing ChangFeng Chemical Co.,Ltd. is a leading manufacturer of high performance chemicals that use phosgene and aromatic amines as main intermediates.

ChangFeng chem is located in an area rich in natural gas. With state-of-the-art production equipment, our factory produces phosgene by our own. As a major phosgene derivative production base, we are proud to be one of the world's largest manufacturers of Benzophenone, production of which uses the highly efficient phosgene-based process, with a current annual capacity of 10000 metric tons and expansion efforts underway.

Other top-selling products include Tetrabutylurea, Ethyl Centralite, Methyl Centralite, Diphenyl Carbonate, Tetramethylurea and others. Besides, we can customize phosgene derivative products according to customers'demand. 
With more than fifty years of production experience, a global customer base, and an active Research and Development Department, Changfengchem is an established and rapidly-growing global enterprise.

Chloroprene Rubber

Chloroprene Rubber

Changfengchem has been supplying chloroprene rubber to customers all over the world since 2006. Chloroprene rubber is widely applied in production of adhesives and types of rubber products. With technology improvement and production expansion, customers'need could be better met to achieve win-win situation.
According to customers’ demand, we also supply relevant auxiliary products to provide customers with the complete services. ”

Photoinitiator

Photoinitiator

In order to better serve our customers, we newly engaged in the proudction of 1173 and 184 , which are mainly used for UV coating, UV ink, electronic printing ink and UV adhesive. The production capacity reaches 3000mts/year for 1173 and 184 respectively.

Pesticides& Intermediates

Pesticides& Intermediates

We collaborate with Chongqing Pesticide & Chemical Industry(Group)Co.Ltd, which is a key designated pesticide production enterprise in the southwest of China,and the wholly-owned subsidiary of Chongqing Chemical & Pharmaceutical Holding (Group) Company.    
We mainly produce pesticides and pesticide preparations as well as pesticide intermediates as supplements. 
Our annual capacity is inclusive of 2000mts Cartap Hydrochloride, 4000mts Monosultap,600mts Spirodiclofen,600mts Triazine amide,1000mts 2,6-difluorobenzamide (DFBA),etc.

Vat Dyes

Vat Dyes

Based on the indigo series and Anthraquinone-structured functional vat dyes production site in Southweast China, we supply “Red Circle” brand indigo and vat dyes with long production history and premium quality. Our main vat dye products include: Indigo Blue, Bromo Indigo, Vat Violet 1, Vat Green 3, Vat Blue 20, Vat Black 16, Vat Black 25 and etc.

Others

Others

We market complete line of premium quality oil field and water treatment additives either manufactured to our specifications or purchased from
leading manufacturers in the industry, to provide all of our clients with the complete services.  The top-selling products include Polyanionic Cellulose (PAC) ,Sodium Carboxy Methyl Cellulose (CMC),Xanthan Gum,Polyacrylamide (PAM),  Polydadmac(PDMDAAC), Polyaluminium chloride and others.We can also provide customized production service to certain products according to clients’ requirement.