Products
Product Name: Polydimethylsiloxane
Molecular Formula: (CH3)3 SiO [SiO(CH3)2]nSi(CH3)3
CAS No: 63148-62-9
Product appearance: Colorless and transparent liquid
Technical Index：
No. | Items | 201 -5 | 201 –10 | 201 -20 | 201 -50 | 201 -100 | 201 -200 |
1 | Viscosity, 25℃, mm2/s | 5±1 | 10±2 | 20±4 | 50±5 | 100±8 | 200±10 |
2 | Flashing point, ℃ | ≥135 | ≥150 | ≥200 | ≥300 | ≥310 | ≥310 |
3 | Density, ℃, g/cm3 | 0.910~0.92 | 0.931~0.939 | 0.946~0.955 | 0.956~0.966 | 0.958~0.968 | 0.958~0.968 |
4 | Refractive index, 25℃ | 1.3970~ | 1.3970~ | 1.3980~ | 1.402-1.404 | 1.4005~ | 1.4013~ |
1.401 | 1.401 | 1.402 | 1.404 | 1.4045 | 1.4053 | ||
5 | Volatile content, 150℃, 3h,% | ------ | ------ | ------ | ≤1.0 | ≤1.00 | ≤1.00 |
6 | KOH, mg KOH/g, | ≤0.005 | |||||
No. | Items | 201 -350 | 201 –400 | 201 -500 | 201 -800 | 201 -1000 |
1 | Viscosity25℃,mm2/s | 350±20 | 400±20 | 500±25 | 800±40 | 1000±50 |
2 | Flashing point,℃ | ≥315 | ≥315 | ≥315 | ≥315 | ≥315 |
3 | Density, ℃, g/cm3 | 0.962~0.972 | 0.965~0.973 | 0.966~0.974 | 0.966~0.974 | 0.965~0.975 |
4 | Refractive index, 25℃ | 1.4020~1.4040 | ||||
5 | Volatile content, 150℃, 3h, % | ≤1.00 | ||||
6 | KOH, mg KOH/g, | ≤0.005 | ||||
No. | Items | 201-10000 | 201-12500 | 201-13000 | 201-22000 | 201-500000 |
1 | Viscosity25℃,mm2/s | 10000±800 | 12500±1000 | 13000±1000 | 22000±1700 | 500000±40000 |
2 | Flashing point,℃ | ≥310 | ≥310 | ≥310 | ≥310 | ≥310 |
3 | Density,℃,g/cm3 | 0.967~0.975 | 0.967~0.975 | 0.967~0.975 | 0.967~0.975 | 0.967~0.985 |
3 | Refractive index,25℃ | 1.4015~1.4120 | 1.4015~1.4150 | |||
5 | Volatile content,150℃,3h,% | ≤1.50 | ||||
Application:
1.Used in production of skin creams, bath gel, shampoo and other cosmetics.
2. Used as additives and agents in production of rubber, plastic, latex, polyurethane etc.
3.Used as defoaming agent, lubricant, release agent in pharmaceutical, food, chemical, paint, building materials and other industries.
4.Used as high-grade lubricants, liquid springs, cutting fluids, buffers oil, transformer oil, high temperature brake fluid, brake fluid, instrument damping oil, mold release agent in machinery, automotive, instrumentation, electronics and other industries.
5.Used as softener, water-repellent agents, feel modifiers and lubricants for sewing line, chemical fiber spinneret in textile, apparel and leather industry.
Storage: Seal and store it in a cool, dry and ventilated place, keep moisture-proof and waterproof, far away from kindling material and heat source.
