SILBOND® 40

الوثائق الفنية

SILBOND® 40 is a concentrated form for obtaining usable silica. It is partially hydrolyzed mixture of monomers, dimers, trimers, higher polymers and cyclic polysilicates. Average -Si-O-Si- chain length is about five.

تفاصيل

CAS

11099-06-2

منتج
التركيب الكيميائي

Ethyl polysilicate

تطبيقات أخرى

used as an intermediate towards less concentrated, more highly hydrolyzed binders for a variety of end uses
these binders are used for inorganic zinc rich coatings, investment casting molds, cores and ceramic shapes and coatings

تخزين

Stored unopened and under proper conditions, the shelf life is expected to be a minimum of one (1) year.

معاملة

It is hydrolyzed in water and miscible with organic solvents.

معلومات تقنية

كمية قدر وحدة التعلیق
خصائص المظهر
Color <30 َApha
Appearance
Physical state Fluid
الخصائص الفيزيائية
SiO2 >40 %
Vapor pressure 21 mm-Hg at 10 °C
Specific Gravity 1.055 - 1.065 20°C
Viscosity 5.2 cP 25°C
Density 1.058 g/ml 20°C
Molecular weight 744 g/mol
الخصائص الحرارية
Auto-ignition temperature 362.77 ºC for ethyl alcohol
Thermal Expansion 0.00096 µm/m-°C at 20°C
flash point 27.22 ºC Tag Closed Cup
Melting point -90 ºC
Boling point 78 ºC at 1atm
الخواص الكيميائية
Shelf Life >12 month
Acidity <0.001 wt% as HCl
الذوبانية
Solubility Organic solvents