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Questions about coupling agents

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Q : How to prepare silicone gel during application? Choice Using silane coupling agent?

A In silicone rubber, the choice of silane coupling agent has great influence on the properties of the glue.

take off acid Silicone adhesive The use of coupling agents for acidic adhesives is relatively small. D - Eleven Di tert butyl oxygen two acetoxy silane can improve the bonding property of acidic adhesive to metal.

take off Oxime type Silicone gel The main silane coupling agents commonly used in ketoxime type are LT- Five hundred and fifty , LT- Five hundred and sixty and LT- Seven hundred and ninety-two among LT- Five hundred and fifty and LT- Seven hundred and ninety-two The adhesive and storage stability of the adhesive can be improved. LT- Seven hundred and ninety-two The bonding property is better than that of the adhesive. LT- Five hundred and fifty , stay Storage stability and Resistance Yellowing Aspect LT- Five hundred and fifty Be better than LT- 792, LT- Five hundred and sixty It can improve the curing strength and curing speed, but over add. coupling agent Will affect Silicone Storage stability of adhesive Resistance Yellowing nature

take off alcohol Silicone adhesive Alcohol type silane coupling agents are commonly used. LT- One hundred and seventy-one , LT- Five hundred and fifty , LT- Five hundred and sixty and LT- Seven hundred and ninety-two among LT- Five hundred and fifty and LT- Seven hundred and ninety-two It can improve the adhesiveness and reduce the glue. Of Storage stability at the same time easy cause glue Yellowing; One hundred and seventy-one and Five hundred and sixty The curing speed and storage stability of the adhesive can be improved, but the adhesion is improved. Limited amplitude

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