Shenzhen Hanast New Material co.,LTD
| Payment Terms | T/T、paypal |
| Supply Ability | 10ton/year |
| Delivery Time | 7-10days |
| Packaging Details | 1KG/bottle |
| Platinum content | 4000–5500 ppm |
| Appearance | Clear, pale yellow liquid |
| Storage | >12 months at 25°C without inhibitor |
| Brand Name | Hanast |
| Model Number | PT5000 |
| Certification | FDA/ROHS/REACH |
| Place of Origin | Guangdong, China |
View Detail Information
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Product Specification
| Payment Terms | T/T、paypal | Supply Ability | 10ton/year |
| Delivery Time | 7-10days | Packaging Details | 1KG/bottle |
| Platinum content | 4000–5500 ppm | Appearance | Clear, pale yellow liquid |
| Storage | >12 months at 25°C without inhibitor | Brand Name | Hanast |
| Model Number | PT5000 | Certification | FDA/ROHS/REACH |
| Place of Origin | Guangdong, China | ||
| High Light | Karstedt Catalyst for LED encapsulation ，Optical grade Karstedt Catalyst ，High-clarity PT-5000S catalyst | ||
High-Clarity Karstedt Catalyst PT-5000S – Optical Grade for LED Encapsulation
Product Overview for Platinum Catalyst
PT-5000S is an optical-grade Karstedt catalyst delivering ultra-high clarity and low haze, making it ideal for premium LED encapsulation, optical lenses, and display adhesives where maximum light transmission is required.
Product Features for Platinum Catalyst
Exceptionally low haze and yellowin
High purity with minimal metal impurities
Stable cure profile for consistent optical performance
Product Parameters for Platinum Catalyst
Platinum content: 4500–6000 ppm
Haze: < 0.5% in 2 mm sheet
Light transmittance: >94% (400–800 nm)
Applications for Platinum Catalyst
LED encapsulation and potting compounds
High-RI RTV sealants for optics
Optical adhesives for lenses and displays
Photovoltaic module sealing
Operating Guidelines for Platinum Catalyst
Dosage: 0.05–0.4% in optical silicone
Recommend vacuum degassing before cure
Thermal cure: 70–120°C for 2–6 hours
Precautions for Platinum Catalyst
Use cleanroom conditions for critical optical applications
Avoid dust and particulate contamination
Packaging & Storage for Platinum Catalyst
50 g, 250 g, 1 kg sterile glass vials
Store in dark, 15–25°C environment
FAQ for Platinum Catalyst
How does PT-5000S compare to Japanese optical catalysts?
It matches or exceeds the clarity and stability of leading Japanese brands.
Can it be autoclaved?
Yes, cured silicone maintains clarity after autoclaving at 121°C.
Is it suitable for VR/AR lens bonding?
Yes, its low haze and high transmission are ideal.
What is the recommended mix ratio?
Typically 1:1 to 10:1 vinyl to Si-H, depending on formulation.
Does it support secondary optical bonding?
Yes, it enables clear, bubble-free bonding of optical components.
Company Details
Business Type:
Manufacturer,Agent,Trading Company
Year Established:
2010
Total Annual:
5000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
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