Ultra-fast solidified solar energy packaging adhesive film and preparation method thereof
A solar energy encapsulation, ultra-fast technology, applied in the direction of adhesive, film/sheet adhesive, film/sheet without carrier, etc., can solve problems such as debonding and cracking, decrease in photoelectric conversion efficiency of battery components, and rupture of battery components , to achieve no wrinkle and glue overflow, good appearance effect
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Embodiment 1
[0018] Example 1: In parts by mass, to 100 parts of ethylene-vinyl acetate copolymer (the mass content of vinyl acetate VA is 26-30%), 0.6 parts of crosslinking agent peroxy-2-ethylhexyl are added Tert-butyl carbonate, 0.7 parts of auxiliary crosslinking agent tripropenyl isocyanurate, 0.4 parts of ultraviolet light absorber 2-(2H-benzotriazol-2-yl) p-cresol, 0.5 parts of coupling agent 3-(Trimethoxysilyl)propyl-2-methyl-2-acrylate, uniformly mixed and extruded by a single-screw extruder, the extrudate is cast into a film, and after cooling, it is rolled to obtain a width of 990mm , A film with a thickness of 0.5mm is marked as A.
Embodiment 2
[0019] Example 2: In parts by mass, to 100 parts of metallocene ethylene octene copolymer, 0.65 parts of crosslinking agent peroxy (2-ethylhexyl) tert-amyl carbonate and 0.6 parts of auxiliary crosslinking agent peroxide are added 3,3,5-Trimethyl hexanoic acid tert-butyl ester, 0.45 parts of ultraviolet light absorber 2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-benzene Ethyl) phenol, 0.6 parts of coupling agent aniline methyl triethoxy silane, uniformly mixed and extruded by a single screw extruder, the extrudate is cast into a film, and after cooling, it is wound up to obtain a width of 990 mm and a thickness of 0.5mm film is marked as B.
Embodiment 3
[0020] Example 3: In parts by mass, to 100 parts of ethylene-vinyl acetate copolymer (the mass content of vinyl acetate VA is 26-30%), 0.45 parts of crosslinking agent 2-ethylhexyl peroxide are added Tert-butyl ester, 0.5 part of auxiliary crosslinking agent benzoyl peroxide, 0.5 part of ultraviolet light absorber 2-(3,5-di-tert-butyl-2-hydroxyphenyl)benzotriazole, 0.4 part of coupling Vinyl tris (2-methoxyethoxy) silane, mixed uniformly and extruded by a single screw extruder, the extrudate is cast into a film, and after cooling, it is wound to obtain a glue with a width of 990mm and a thickness of 0.5mm Film, denoted as C.
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