Graphene powder

Graphene powder (conductivity type) SPECIFICATIONS Packing:10g/bag Mode: TOB-1231   Model Standard value tap density(g/ml) particle-size analysis purity(%) water(%) ash content(%) Sheet thickness (nm) conductivity(s/m) D10/(um) D50/（um） D90/(um) TOB1231 0.08~0.1 ≤5 ≤10 ≤20 ≥99 ≤0.5 ≤0.5 ≤10 ≥2000 Performance: （1)The percolation threshold is lower than conductive carbon black and more stable  conductivity,high efficiency. （2）Easy to disperse, easy grinding （3）In the electric conduction(static) coatings that suggested the addition amount of 3%,          can make the coating has excellent electrical properties (static).          Also has excellent mechanical performance and corrosion resistance; （4) Suitable for the lithium ion battery cathode material cladding,         which can effectively improve the battery energy, improve the cycle life and rate. Application:  Mainly used in the field of coating, printing ink, plastic,  rubber and lithium ion batteries.   Handling and storage Operators should be trained, strictly abide by the rules. Proposed operators wear appropriate protective clothing,wear suitable chemical protective gloves,  avoid breathing, avoid direct contact with eyes and skin.  and number of fire equipment and emergency treatment equipment. Store in a cool, ventilated and dry place.  Keep the container sealed. Away from fire, heat source.  With the strong oxidation agent separate storage.  Storage area is equipped with the appropriate variety and quantity of fire fighting equipment,  emergency treatment equipment and appropriate container materials. PACKAGE                  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

Graphene powder (Energy storage type) SPECIFICATIONS Packing:10g/bag Mode: TOB-G4530     Model Standard value  specific area（m2/g） particle-size analysis   purity（%） water（%） ash content（%） aperture （nm）         PH D10/(um) D50/（um） D90/(um) TOB4532 ≥2000 ≤20 ≤50 ≤80 ≥99 ≤0.5 ≤0.5 1~10 8.0~9.0 Performance: With high specific surface area and advanced pore, The pore structure is reasonable,   Compared with the conductive properties of activated carbon is better,  can effectively reduce the internal resistance, improve the cycle life.   Application:  Can be used as electrode material for supercapacitor.  Mainly used in electric vehicles, electric tools, railway system, electric power,  wind power system...   Handling and storage Operators should be trained, strictly abide by the rules. Proposed operators wear appropriate protective clothing,wear suitable chemical protective gloves,  avoid breathing, avoid direct contact with eyes and skin.  and number of fire equipment and emergency treatment equipment. Store in a cool, ventilated and dry place.  Keep the container sealed. Away from fire, heat source.  With the strong oxidation agent separate storage.  Storage area is equipped with the appropriate variety and quantity of fire fighting equipment,  emergency treatment equipment and appropriate container materials. PACKAGE                  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

Graphene is a two-dimensional material formed by sp² hybridization of a single layer of carbon atoms, with excellent electrical conductivity, thermal conductivity, mechanical strength and chemical stability.

Graphene powder (enhancement type) SPECIFICATIONS Application: Can composite with plastic, resin, rubber, glass fiber and carbon fiber etc.  To increase the mechanical properties of composite materials. Packing:10g/bag Mode: TOB-G1430       Model Standard value   tap density（g/ml） particle-size analysis purity（%） water（%） ash content（%）   Sheet thickness （nm） D10/(um) D50/（um） D90/(um) SE1432 0.05~0.08 ≤15 ≤30 ≤60 ≥99 ≤0.5 ≤0.5 ≤5   Performance: （1）Little dosage can significantly improve the mechanical properties of materials,  For example, When the dosage of 0.02%,  unsaturated polyester resin impact strength can be increased by 100%,   increase bending elongation 50%;. （2）Add the graphene that composite liquidity better, easier processing. （3）Easy scattering, easy grinding. Handling and storage Operators should be trained, strictly abide by the rules. Proposed operators wear appropriate protective clothing,wear suitable chemical protective gloves,  avoid breathing, avoid direct contact with eyes and skin.  and number of fire equipment and emergency treatment equipment. Store in a cool, ventilated and dry place.  Keep the container sealed. Away from fire, heat source.  With the strong oxidation agent separate storage.  Storage area is equipped with the appropriate variety and quantity of fire fighting equipment,  emergency treatment equipment and appropriate container materials. PACKAGE  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

Lithium battery graphene for LiFePO4 battery SPECIFICATIONS MODEL Conductive agent content Dispersant content Stabilizer Content D50 (μm) Viscosity （mPa.s) TOB-KNG -LB102-1 5% graphene 0.25% 0 9 10000 TOB-KNG -LB102-2 5% graphene 0.25% 1.5% 9 8000 TOB-KNG -LB102-3 4.3% Composite materials 0.25% 1.5% 9 6000 Micromorphology photo SEM PHOTO AFM PHOTO Impurity content Testing  Products Iron  content Molybdenum  content   Chromium  content Calcium  content Copper  conten Sulfur content Graphene slurry ＜10ppm ＜0.1ppm ＜0.1ppm ＜10ppm ＜0.1ppm ＜100ppm Recommended dosage Electrode active material type Improve capacity purpose   Enhanced magnification purpose LFP 0.5-1.5% 1.0-2.0% LCO 0.5-1.0% 1.0-2.0% NCM 0.5-1.5% 1.0-2.0% Recommendation: Graphene and carbon nanotubes or with the use of conductive carbon black  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

Graphene for Conductive coatings  SPECIFICATIONS MODEL Graphene Content Dispersant content D50 (μm) Viscosity solvent TOB-KNG-CC503 15wt% 0.25wt% 8.65 No Mobility Deionized water Micromorphology photo SEM PHOTO AFM PHOTO Recommendation ------------------------------------------------------------------------------------------------ Applications Static conductive coating Conductive coating Dispersing time High speed shearing 20-30min 20-30min Emulsified 20-30min 20-30min Ball milling 1-2 times 1-2 times Added amount of graphene 2-3wt% 3-5wt%  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609