Preparation of multifunctional sealant for optical lamination
A multi-functional, sealant technology, used in adhesives, adhesive types, polyether adhesives, etc., can solve the problems of occupying area, uncured strength of dam glue, insufficient water-adhesive bonding strength, etc. The effect of improving tensile strength and appearance properties
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Embodiment 1
[0025] Embodiment 1 The preparation of a multifunctional sealant for optical bonding, comprising the following steps:
[0026] Add 95 parts of alkoxy-terminated polyether, 5 parts of plasticizer and 1 part of modified white carbon black into the stirring tank, use an ultrasonic disperser to disperse, then heat, the temperature is 80-110 °C, and the dehydration time is 2.5-4h, after lowering the temperature to 35-60°C, add 1 part of filler, 2 parts of coloring agent and 0.01 part of catalyst, stir and mix for 0.5-1h, put the material into a high-density polyethylene plastic tube and store it for later use.
Embodiment 2
[0027] Embodiment 2 The preparation of a multifunctional sealant for optical bonding, comprising the following steps:
[0028] Add 80 parts of alkoxy-terminated polyether, 9 parts of plasticizer and 5 parts of modified white carbon black into the stirring tank, use an ultrasonic disperser to disperse, and then heat at a temperature of 80-110°C for dehydration The time is 2.5-4h, after lowering the temperature to 35-60°C, add 7 parts of filler, 9 parts of coloring agent and 2 parts of catalyst, stir and mix for 0.5-1h, put the material into a high-density polyethylene plastic tube and store it for later use .
Embodiment 3
[0029] Embodiment 3 The preparation of a multifunctional sealant for optical bonding, comprising the following steps:
[0030] Add 70 parts of alkoxy-terminated polyether, 12.5 parts of plasticizer and 10 parts of modified white carbon black into the stirring tank, use an ultrasonic disperser to disperse, then heat, the temperature is 80-110 °C, and the dehydration time is 2.5-4h, after lowering the temperature to 35-60°C, add 13 parts of filler, 16 parts of coloring agent and 3 parts of catalyst, stir and mix for 0.5-1h, put the material into a high-density polyethylene plastic tube and store it for later use.
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