Silanes Silicones for HCE compounding Si B SILICONES

Silanes & Silicones for HCE compounding Si. B SILICONES - A part of PCC group. Your Reliable Partner in the Silicone Field!

Si. B® SILICONES for HCE 10/7/2020 Anti-yellow Agent Silicone Gum Structure Control Additives Fumed Silica 2

Si. B® SILICONES for HCE Silicone Gum • • Methyl Silicone Gum MQ Methyl Vinyl Silicone Gum VMQ Methyl Phenyl Vinyl Silicone Gum PVMQ Fluoro Silicone Gum FVMQ 10/7/2020 3

Si. B® SILICONES for HCE Raw Materials for Silicone Gum Methyl Silicone Gum MQ • PC 9100 -D 4, PC 9101 -DMC, • PC 9200 -HMDSO Methyl Vinyl Silicone Gum VMQ • PC 9110 -Vi. D 4, Tetramethyl-tetravinyl-cyclotetrasiloxane. • PC 9401 -Vi. M 2, Tetramethyl-divinyl-disiloxane. Methyl Phenyl Vinyl Silicone Gum PVMQ • PC 9180 - Octaphenylcyclotetrasiloxane • PC 9181 - Tetramethyl-tetraphenyl-cyclotetrasiloxane blend. Fluoro Silicone Gum FVMQ • PC 9718 - 1, 3, 5 -Trimethyl-1, 3, 5 -tris(3, 3, 3 -trifluoropropyl)-cyclotrisiloxane, D 3 F 10/7/2020 4

Si. B® SILICONES for HCE Structure Control Additives Si. B® OF 0025 - Low viscosity Hydroxy Silicone Fluid OF 0025 Si. B® PC 8228 - Diphenylsilanediol Si. B® PC 5221 - Dimethyldimethoxysilane Si. B® PC 5222 - Dimethyldiethoxysilane Si. B® PC 8611 - Methylphenyldimethoxysilane 10/7/2020 5

Si. B® SILICONES for HCE Anti-yellow Agent Si. B® HF 2020 - Methyl Hydrogen Silicone Fluid Si. B® PC 9150 - 2, 4, 6, 8 -tetramethylcyclotetrasiloxane (D 4 H) HF 2020 PC 9150 10/7/2020 6

Si. B® SILICONES for HCE Fumed Silica Hydrophilic Fumed Silica BET surface area [m 2/g] Loss on drying [wt. %] p. H value Si. B® FS 0150 +/- 15 Max. 1. 0% 3. 6 -4. 3 Si. B® FS 0200 +/- 15 Max. 2. 0% 3. 6 -4. 3 Si. B® PC 9210 HMDZ It can be used as hydrophobing agent for fumed silica. 10/7/2020 7

Si. B SILICONES A part of PCC group n n PCC group is established in 1989. With over 26 years experience, now PCC/Si. B is one of the leading professional silicone material producers. PCC have 7 joint ventures (factories) for silicone related. One major intermediates production site for upstream applications and six downstream production units. Annual capacity: 30, 000 tons organosilanes. 15, 000 tons silicone fluids. 23, 000 tons silicone rubbers. 10, 000 tons fumed silica. 10/7/2020 8