| Novel Additives

LDY196 (unsaturated ester additives)

Features：

■ Anode and cathode are decomposed to form films on the surfaces to protect electrodes.

■ Long-term cycling stability 1C/1C > 3000 weeks: ultra long service life.

■ High thermodynamic stability: Protect your battery at high temperatures up to 85°C.

Scope of Application：High-nickel/high-voltage long-term cycling passenger cars, high-rate electric power tools.

LDY269 (ester carbonate additives)

Features：

■ Participate in SEI film formation on the anode surface to improve circulation.

■ Long-term cycling stability 1C/1C > 2500 weeks: long service life.

■ Lower impedance than VC.

Scope of Application：Rate-type ternary, high nickel, high voltage power battery, high-rate start-stop battery.

SCT2584: A novel cathode and anode film-forming additives

Features：

■ Form a more uniform and thinner CEI film on the surface of the NCM cathode material and suppress phase transition..

■ Film formed earlier than EC in the negative electrode and inhibited the decomposition of solvents and lithium salts.

■ Improve high voltage, high-temperature cycling, and high-temperature storage performances.

■ Improve the Hot Box performance of the lithium cobaltate (LCO) system.

Scope of Application: LCO digital products, high nickel/high-voltage NCM systems, LFP systems, and energy storage systems.

| Digital Electrolyte Product

Capchem focuses on the research of ultra-high voltage, low PS and silicon-based battery-adapted electrolytes for digital electrolytes, and has yielded fruitful results.

■ Electrolyte for high voltage digital battery (4.45~4.5V)

The overall performances of higher-voltage LCO system batteries are guaranteed by the adoption of novel additives with independent intellectual property rights  and formulation optimization.

■ Electrolyte for ultra-fast charging digital battery (4.2~4.5V)

2-5C fast charging is meet by  novel solvent adoption, and other performances of the batteries at high and low temperatures are fulfilled.

■  Electrolyte for LCO/Si-C anode battery 

The novel electrolyte developed by Capchem for silicon-based anode effectively improves the cycle life of batteries and further enhances the energy density of batteries.

| Power-Type Electrolyte Product

■ Lithium iron phosphate system

Capchem focuses on the research and development of lithium iron phosphate batteries featured with high compacted density and high surface density for passenger cars. By making full use of the synergistic effect of low-viscosity solvents and penetrating additives, Capchem solves the issues related to low electrolyte penetration under high pressure, allowing passenger cars to work effectively at both high and low temperatures.

■ High voltage system

By using solvents, lithium salts and additive formulations featured with oxidation resistance and big electrochemical window, Capchem solves the issues related to poor adaptability and decomposition vulnerability of traditional easter carbonate electrolytes. This greatly improves the electrochemical performance of electrolytes at high voltages, enabling batteries to be safe, efficient and durable at high voltages, with a cycle life of more than 2000 weeks.

High voltage resistance: Cut-off voltage 4.25 ≤ V ≤ 4.45V

Long cycle: Cycle life of more than 2,000 weeks

■ High nickel battery system

High nickel/graphite batteries (prismatic or cylindrical): By using self-developed anode/cathode film-forming additives along with low-viscosity solvents, Capchem empowers batteries with excellent low-temperature performance and power performance. This product series are featured with excellent comprehensive performance, low cost, cutting-edge technology, independent intellectual property rights, and no patent risk.

300Wh/kg high nickel/silicon-carbon battery: Thanks to the high-performance anode/cathode additives for over discharge protection and optimized design with novel fluorinated solvent formulation, this product series are featured with high temperature resistance and long cycle performance, with a 1C cycle life of more than 1500 weeks.

| Electrolyte for Supercapacitor

■ DLC3702 Series: 3.0V high voltage EDLC electrolyte

■ Dlc3413/dlc3402 Series: Dual 85 EDLC high temperature electrolyte"

Applications：Grid side energy storage, communication unit in ring main unit, meter at grid terminal

■ DLC3733 Series: -55℃ ultra-low temperature EDLC electrolyte

Applications：Can be used in areas with extremely cold (such as Polar Regions), aerospace and aviation equipment.

| Semiconductor chemicals

■ Cu/AS one-step etchant

AS etching rate: 0-20Å/s

Roughness: no difference before and after etching

Metal residue: None

Undercutting: None

Life time: ≥7000ppm (calculated by copper ion concentration)

Scope of Application:  It is applied to high-precision etching of high-generation panel copper process, which can meet specific requirements of simultaneous etching of metal + semiconductor layer AS, so as to save one DRY etching process and greatly reduce the manufacturing cost.  

The images above are the electron micrographs of the cross-section of the substrate etched at different AS depths

■ IGZO compatible etchant

IGZO corrosion rate＜0.1Å/s

Roughness: no difference before and after etching

Metal residue: None

Undercutting: None

Life time: ≥4000ppm (calculated by copper ion concentration)

Scope of Application:  

It is applied to high-precision etching of high-generation panel copper process, which can meet the requirements of metal layer etching, and cause no damage to the semiconductor layer IGZO.

The above images are  the SEM imags  of the cross-section of the substrate after etching.

Please feel free to contact us if you need any further information on our range of latest products and solutions.