Terephthaloyl chloride and Isophthaloyl dichloride have many similar uses as monomers for the synthesis of specialty fibers and as raw materials for polymers such as polyamides and polyesters. Dyemanufacture; synthetic fibers, resins, films; UV absorption; pharmaceuticals; rubber chemicals; cross-linking agent for polyurethanes and polysulfides.

Shandong Longze Chemical Co., Ltd mainly produces and supplies Propylene glycol, Dipropylene glycol, Propylene carbonate, Diisopropyl ether, succinic acid and Maleic acid, etc.

Focusing on supplying high quality products and better services to our customers and establishing a win-win cooperation relationship with our partners, LONGZE always try to create more values for customers. By the strongest supports and trust from our upstream and downstream customers, Shandong Longze has experienced diversified and rapid development. At present, our business have been involved in some industries like coatings&Paints, cosmetics&foods&flavors&pharmas, Resins&plasticizer&PU and drilling &oil recovery chemicals, etc.

With strict quality control and continuous innovation, we already get the certificate of ISO 9001, Kosher and Halal certificate. Looking to the future, Longze will strive to establish a long-term and stable cooperation with professional companies all around the world. With harmonious and enterprising spirit and professional & focusing attitude, we keep making innovations and seeking to be an outstanding company, and working hard to make Longze be a competitive, united, honest and sustainable enterprise.