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US 2017/0221612 A1Published application
Varistor having multilayer coating and fabrication method
AssigneeDongguan Littelfuse Electronics Company Limited
InventorsWen Yang, Cheng Hao, Yan'an Wu
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Abstract
In one embodiment a varistor may include a ceramic body. The varistor may further comprise a multilayer coating disposed around the ceramic body. The multilayer coating may include an outer layer comprising an epoxy material. The multilayer coating may also include an inner layer that is adjacent the ceramic body and is disposed between the outer layer and the ceramic body. The inner layer may comprise a polymeric material that is composed of an acrylic component.
Claims16
A varistor, comprising:
- a ceramic body;
- and
- a multilayer coating disposed around the ceramic body, the multilayer coating comprising:
- an outer layer comprising an epoxy material;
- and
- an inner layer being adjacent the ceramic body and disposed between the outer layer and the ceramic body, the inner layer comprising a polymeric material that is composed of an acrylic component.
3 more elements
A method of forming a varistor, comprising:
- providing a ceramic body;
- applying a first layer on the ceramic body, the first layer comprising an acrylic component;
- and
- applying a second layer to the first layer, the second layer comprising an epoxy material.
1 more element
Dependencies are inferred from the claim text.