タイトルまたは説明

Name:polymethyl methacrylate;
Chemical formula:-[CH2C(CH3)(COOCH3)]n-;
Molecular weight:*0,******0,**0;
CAS:********7;
Density:1.*8 g/cm3;
Solubility:dissolved in organic solvents, such as acetone, chloroform, dichloromethane, phenol, benzyl ether, etc;dissolve in one's own monomer; insoluble in water;
Drying condition:****0℃、2~4hours;
Melting temperature:**0~**0℃;
Mould temperature:*5~*0℃;
Visible light transmittance:*2%;
Ultraviolet transmittance:*3%;
PMMA allows infrared rays less than ***0nm wavelengths to pass through;
Relative density:1.*4—1.*0g/cc;
Thermal deformation temperature:******6℃;
Molding shrinkage rate:0.2—0.8%;
Coefficient of linear expansion:0.****5—0.****9/℃;
Bending strength:**0Mpa;
Refractive index:1.**2～1.**1;
Moisture absorption:≤0.5%;
Vitrification temperature:**5℃;
Tensile strength: 6~7 kilogram force / millimeter 2;
Pressure strength: *2~*4 kilogram force / millimeter 2;
Characteristic:good optical properties and weatherability,very low birefringence, good transparency,prominent aging resistance,good insulation,good dielectric properties,high mechanical strength,strong corrosion resistance to acid, alkali and salt,easy to process;after heating, it can bend and press mould into various acrylic products;
Application:
1. Automotive Industry: signal lighting equipment, car lights, dashboards, etc;
2. Medicine industry: blood storage container, etc;
3. Industrial applications: DVD, light scatterer;
4. Key of electronic products: transparent keys;
5. Daily consumer goods: beverage cup, stationery, etc;
6. Other: construction industry, optical lenses, transparent pipes, sanitary ware, etc.