Capacitor film containing modified attapulgite and preparation method thereof
A technology of modifying attapulgite and capacitor film, which is applied in the direction of fixed capacitor dielectric and parts of fixed capacitor, etc., can solve the problems of difficult to meet the film, high price, large demand, etc., to enhance the barrier property and air tightness , The effect of good heat sealing performance and high heat sealing strength
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[0016] Embodiment 1: Containing the capacitor film of modified attapulgite, the parts by weight of its raw materials are: homogeneous ethylene / alpha olefin copolymer 35, metallocene linear low density polyethylene resin 28, LDPE low density polyethylene 15, homogeneous Polypropylene 12, epoxy linseed oil 4, polyvinyl alcohol 2.5, aluminum hydroxide 1.5, polyisobutylene 1.5, diatomaceous earth 10, ferrocene 1.5, poly-4-methyl-1-pentene 1.3, modified Attapulgite 8, antioxidant DLTP 1, tributyl citrate 0.7, dioctyl maleate 1.6, calcium stearate 5, vinyl tris (β-methoxyethoxy) silane 1.6 and modified Sexual tree ash 1.
[0017] A method for preparing a capacitor film containing modified attapulgite, comprising the following steps:
[0018] (1) Weigh the diatomite according to the weight of the raw materials, first soak the diatomite in 20-25% hydrogen peroxide for 3-4 hours, roast it at 400-450°C for 3-4 hours, and grind it into 400-45 Mesh powder;
[0019] (2) Add epoxy linsee...
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