Optical Device Coating
LSR-2148
Characteristics
LSR-2148 is transparent,addition-curing,two-part silicone rubber.
Special characteristics(特性）
◎Two-part,1:1 mixing ratio
◎Refractive index 1.41
◎Appropriate hardness of Sh A 73
◎Medium viscosity
◎Perfectadhesion stress
◎Low ion contect
◎High transparent
Applictions（應用）
◎Encapsulation of optical components
◎LED lens production
◎Fit for injection Moding products
TYPICAL PROPERTY DATA
UNCURED PROPERTIES （固化前屬性） | LSR-2148(A) | LSR-2148(B) |
Appearance 外觀 | Transparent | Transparent |
Viscosity (23℃) 黏度 | 5500 mPa.s | 2000 mPa.s |
Mixing ratio by weight 混合比例 | 1:1 | |
Viscosity after mixing(23℃) 混合黏度 | 3200 mPa.s | |
Pot life (23℃) 可操作時間 | 8 H | |
Refractive index 折光率 | 1.51 | |
CURED PROPERTIES （固化後屬性） | ||
Density (23℃) 比重 | 1.12±0.02 g/m3 | |
Hardness (Type A) 硬度 | 75 | |
Modulus of elasticity 彈性模量 | 4.5 MPa | |
Tensil strength 抗張強度 | 1.22 MPa | |
Lighting transmittance 400nm/2mm | 97% | |
Standard cure codition | 100℃/1H -- 150℃/3H | |
*Substrate : PPA |
INSTRUCTIONS FOR USE(使用說明)
- Weigh out (A) and (B) to the clean container 3 – 4 times larger than the volume of silicone rubber compound to be used.
TRANSMITTANCE (透光率)(uncured sample,thickness:2mm)
Note:（註明）
All parts should be as clean and dry as possible prior to applications.
Materials such as water, sulfur, nitrogen compounds, organic metallic salts, phosphorus compounds, etc. contained in the surface of the substrate can inhibit curing. It is recommended that a preliminary test be performed to determine the compatibility
HANDLING AND SAFETY(安全注意事項)
◎Wear eye protection and protective gloves as required while handling the product.
◎Maintain adequate ventilation in the work place at all times.
STORAGE AND PACK(存儲與包裝)
◎Store in a cool and dry place out of direct sunlight.
◎Keep out of the reach of children.
◎Every bottle of 0.5 kg, 5 kg each box.
LI-14-110556
28 Oct.2011
elements chemical silicone
