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On October 27, the 21st National Exhibition of Inventions ended in Yongkang, Zhejiang Province, and 4 of the 5 patent achievements exhibited by Tangshan Sanyou Group won awards
.
Among them, two patents of high wet modulus flame retardant regenerated cellulose fiber and its preparation method and new viscose staple fiber refining machine won the gold award; Two patents for slurry acetylene recovery device and synthetic methylchlorosilane waste heat utilization system won silver awards
.
Among them, high wet modulus flame retardant regenerated cellulose fiber and its preparation method as a cellulose production process, all product indicators have reached or exceeded the requirements of BISFA standard definition, close to the world-class level
.
The new viscose staple fiber refining machine project has broken the international monopoly of key viscose fiber technologies, realized the independent production of large-scale viscose equipment, improved the competitiveness of the viscose industry, and promoted the upgrading
of industry equipment technology.
(Micro)