Name: Evonik Dynasylan Kat 245 Non-toxic metal-based neutral cure silicone catalyst
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Evonik Dynasylan Kat 245 Non-toxic metal-based neutral cure silicone catalyst

Non-toxic, tin-free formulation compliant with global regulatory requirements for consumer and building products.
Enables fast, reliable neutral-cure kinetics in one-component RTV silicone sealants without acetic acid or alcohol byproducts.
Excellent storage stability—maintains catalytic activity over extended shelf life at ambient conditions.
High compatibility with common silicone polymers, fillers, and adhesion promoters without causing premature gelation.
Low volatility and minimal odor—supports safer handling and improved workplace air quality during manufacturing.

Typical Applications Of Evonik Dynasylan Kat 245 Non-toxic metal-based neutral cure silicone catalyst

Neutral-cure architectural sealants for glass, aluminum, and stone façades.
Automotive interior trim and bonding sealants requiring low VOC and non-corrosive cure chemistry.
Electronics encapsulation and potting compounds where ionic contamination must be avoided.
Medical device assembly adhesives meeting ISO 10993 biocompatibility support requirements.
Food-contact-approved silicone sealants for commercial kitchen and processing equipment.

Chemical Type	Organosilicon-modified zirconium complex
Product Form	Clear to pale yellow liquid
Appearance	Homogeneous, low-viscosity liquid
Primary Applications	Neutral-cure RTV-1 silicone sealants and adhesives
Key Features	Tin-free, non-toxic, neutral-cure accelerator
Benefits	No corrosive byproducts; compatible with sensitive substrates (e.g., copper, brass, electronics)
Storage Stability	≥12 months at 5–25 °C in sealed original container
Recommended Dosage	0.1–1.0 wt% relative to total formulation

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E-mail: wangxingqiang@ericwchem.com
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