Anti-PID photovoltaic EVA encapsulation adhesive film and preparation method thereof
A film and antioxidant technology, applied in the direction of adhesive, film/sheet without carrier, film/sheet adhesive, etc., can solve the failure of anti-PID effect, decrease of material polarity, increase the volume of EVA film Resistivity and other issues, to achieve good reliability and stability, ensure reliability and stability, and good anti-PID performance.
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Embodiment 1
[0038] In the present embodiment, the preparation raw material of EVA adhesive film comprises EVA resin and by the mass of EVA resin, the component of percentage content is as follows:
[0039]
[0040] EVA resin, tert-butyl peroxide 2-ethylhexanoate, triallyl isocyanurate, bis-2,2,6,6-tetramethylpiperidinol sebacate, isopentyl Propyl xanthate, γ-(methacryloyloxy)propyltrimethoxysilane and tetrakis[β-(3,5-di-tert-butyl-4-hydroxyphenyl) propionate] pentaerythritol ester mixed, extruded Go out, calender into adhesive film, obtain described EVA adhesive film.
Embodiment 2
[0042] In the present embodiment, EVA film comprises EVA resin and by the mass of EVA resin, the component of percentage content is as follows:
[0043]
[0044] EVA resin, 2,5-dimethyl-2,5-bis(tert-butylperoxy)hexane, trimethylolpropane trimethacrylate, bis-2,2,6 sebacate, 6-tetramethylpiperidinol ester, zinc dibutyldithiocarbamate, γ-(methacryloyloxy)propyltrimethoxysilane and tetrakis[β-(3,5-di-tert-butyl- 4-Hydroxyphenyl)propionic acid]pentaerythritol esters were mixed, extruded by an extruder at a barrel temperature of 80°C, and calendered to form an adhesive film to obtain the EVA adhesive film.
Embodiment 3
[0046] In the present embodiment, EVA film comprises EVA resin and by the mass of EVA resin, the component of percentage content is as follows:
[0047]
[0048]
[0049] EVA resin, tert-butyl peroxide 2-ethylhexanoate, trimethylolpropane trimethacrylate, bis-2,2,6,6-tetramethylpiperidinol sebacate, isoamyl propylene xanthate, γ-(methacryloyloxy)propyltrimethoxysilane and tetrakis[β-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate]pentaerythritol ester, Using an extruder to extrude at a barrel temperature of 70° C., and calendering to form an adhesive film to obtain the EVA adhesive film.
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