LANCHEMIE INDUSTRY CO., LIMITED.
LANCHEMIE INDUSTRY CO., LIMITED.

LANCHEMIE Phenyl Methyl Silicone Oil features excellent thermal stability, high refractive index, and strong UV resistance. It offers outstanding oxidation stability, low volatility, and good compatibility with organic resins. With high transparency and excellent electrical insulation, it is widely used in LED encapsulation, high-temperature coatings, optical fluids, and electrical insulation. Stable performance at extreme temperatures, low yellowing, and consistent quality make it ideal for demanding applications. Backed by reliable bulk supply and strict quality control, LANCHEMIE supports your high-end products effectively.

High-Performance Phenyl Methyl Silicone Oil Series

Product Code Desription CAS NO TDS
Phenyl Methyl Silicone Oil LC-250-30 LC-250-30 is a low viscosity phenylmethyl polysiloxane with high flash point and excellent heat resistance. 63148-52-7
Phenyl Methyl Silicone Oil LC-255-75(75-2000cSt) LC-255 is a phenylmethyl polysiloxane with different viscosity and high refractive index. 63148-52-7
Phenyl Methyl Silicone Oil LC-P258 LC-P258 is a 125cSt phenylmethyl polysiloxane with high temperature resistance and anti- Radiation performance. 63148-52-7
Phenyl Methyl Silicone Oil LC-P259 LC-P259 is a methyl phenyl polysiloxane with a silicone-oxymethyl D structure and a silicone-oxophenyl T structure in the structural chain and a methyl cap. 70131-69-0
Phenyl Methyl Silicone Oil LC-P260 LC-P260 is a 100cSt polymethylphenylsiloxane with a high proportion of phenyl groups. 63148-58-3
Phenyl Methyl Silicone Oil LC-P261 LC-P261 is a 150cSt polymethylphenylsiloxane with a high proportion of phenyl groups. 63148-58-3
Phenyl Methyl Silicone Oil LC-P262 LC-P262 is a 200cSt polymethylphenylsiloxane with a high proportion of phenyl groups. 63148-58-3
Phenyl Methyl Silicone Oil LC-P264 LC-P264 is a clear, colorless, and odorless phenylated silicone fluid with high refractive index and high flash point. 68083-14-7
Phenyl Methyl Silicone Oil LC-P265 LC-P265 is a 500cSt polymethylphenylsiloxane with a high proportion of phenyl groups. 63148-58-3
Phenyl Methyl Silicone Oil LC-P269 LC-P269 is a 1000cSt polymethylphenylsiloxane with a high proportion of phenyl groups. 63148-58-3
LC-PTM LC-PTM is a polyphenylmethylsiloxane composed of Phenyl Trimethicone. /
LC-5076 LC-5076 is a phenyl silicone oil composed of Diphenylsiloxy Phenyl Trimethicone. /
LC-5078 LC-5078 is an amino phenyl MT silicone resin, in which the amino group has good adsorption. /
LC-5175 LC-5175 is a high refractive index phenyl silicone oil, mainly composed of Trimethyl Pentaphenyl Trisiloxane. /
LC-5177 LC-5177 is a phenyl modified polydimethylsiloxane composed of Trimethylsiloxyphenyl dimethicone. /
Products

Application Cases of Phenyl Methyl Silicone Oil in Lubrication

Application Cases of Phenyl Methyl Silicone Oil in Lubrication

LANCHEMIE Phenyl Methyl Silicone Oil is widely used in high-temperature and precision lubrication scenarios.

  • In high-speed bearings & spindles: It provides stable lubrication at 200–250°C, reduces noise, and extends service life.

  • For automotive sensors & electrical contacts: It offers good insulation, anti-oxidation, and low-temperature fluidity.

  • In aviation & precision instruments: It performs reliably in extreme temperature cycles and vacuum environments.

  • As base oil for high-temp grease: It improves heat resistance and reduces caking under long-term high heat.

Production & Market Outlook of Phenyl Methyl Silicone Oil

Production & Market Outlook of Phenyl Methyl Silicone Oil

LANCHEMIE Phenyl Methyl Silicone Oil is produced via controlled hydrolysis & polycondensation of methylphenyl chlorosilanes or alkoxysilanes, followed by catalytic equilibration, neutralization, dehydration, and high-vacuum distillation to ensure high purity, low volatility, and stable composition.


Its market outlook is strong, driven by demand in LED encapsulation, high-temperature lubricants, aerospace, and optical industries. Superior thermal stability, high refractive index, and UV resistance support growth. Eco-friendly and compliant with REACH/RoHS, it is widely adopted in high-end sectors, showing steady global expansion.

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