英语版ppt课件.ppt
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1、,Application of Silica & Carbon Black,April.26th.2011,Wuxi Quechen silicon chemical Co.,Ltd,Q&C Wuxi Quechen Silicon Chemical Co.,Ltd.Position:,The Front View and location of Company,Economic Development Zone of BanQiao Fengyang Anhui (New),DongHuTang Wuxi,。,公司的历程 Company History,白炭黑的应用 Application
2、of Silica & Carbon Black,白炭黑的一般特性与产品 General properties and our products of silica,Agenda,2003,Foundation,1st plant commercial silica production,Production of advanced silica,The 3rd line Construction in Wuxi( 160 acres),Plant construction in Fengyang Anhui (800 acres),Development History,Company hi
3、story,2005,2007,2009,2010,2011,2012,Establish RD Center at Q&C,2016,Total cap of silica 370,000MTYR sodium silicate 560,000MT/YR,Achievement of Big 3 Silica maker,Prospect and Development of silica,Trend and Requirment of silica 1.To reduce contamination(CO2etc) 2.To reduce fuel energy consumption 3
4、.To prevent environmental pollution and harmful health 4.To induce next generation filler 5.To prepare green round and regulation,General properties of Silica,Chemical structure,SiO2 + -(-Six(OH)y-)n-,1.Natural Silica 2.Synthetic Silica -Amorphous type (1)Fumed silica (pyrogenic process)-Anhydrous s
5、ilica (2)Electric arc silica (Pyrogenic process) (3)Fused silica (4)Silica gel (Wet process) (5)Precipitated silica (Wet process)-Hydrated silica,Precipitated silica Na2CO3 H2O/H2SO4 High purity sand = Silicon oxide =Silicate glass (SiO2/Na2O) = SiO2 (SiO2/Na2O)aq + 2 H2SO4 SiO2 + Na2SO4 + H2O Polym
6、erization Nucleation Growth Aggregation Consolidation,Manufacturing methods of silica,Vitrous Silicate,dissolution,H2O,Dilution,precipitation,Sand,Sodium Carbonate,Mixing Chamber,Oven 1400,Liquid Silicate,slurry,cake SiO2 + H2O liquefaction,Drying,filtration washing,storage,H2SO4,micronization,grind
7、ing,compacting,Layout of Main Manufacturing process,Definition,Types,Reinforcing agent : Silica, Hard clay Filling agent : Soft clay, CaCO3, Ca(OH)2,TALC.,.,Inorganic filler,1) Reinforcing agent is used for improving hardness, tensile strength, tear strength and abrasion resistance 2) Filling agent
8、is used for reducing cost, improving processibility and increasing rubber volume without deteriorating physical properties.,0 20 40 60 80 100 200 300 400 Volume specific surface area,/cm3 Figure49 A perspective of the Surface Area of Differrent for Rubber,Volume specific surface Area of fillers,Requ
9、ired properties (1) Good dispersity of filler (2) No effect of processibility (3) No effect against water, chemicals, thermal and sunlight (4) High filling of filler in compound. (5) Low cost,Current situation,General properties of silica,Material Overview,4,Coupling Reaction of Silica/Silane/Polyme
10、r,Silanol Group of Silica,Bis-(3-Ethoxy Silylpropyl)- Tetrasulfane (Si-69),Si,O,H,Si,O,H,Si,O,H,Si,O,H,Si,O,H,+,C,2,H,5,O,Si,O,C,2,H,5,O,C,2,H,5,(,C,H,2,),3,S,4,(,C,H,2,),3,Si,O,C,2,H,5,O,C,2,H,5,O,C,2,H,5,-,C,2,H,5,O,H,Intermediate,Performance comparison of Silica vs. Carbon Black Compounds,CARBON,
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