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US 9,963,067 B1Granted
Structure and method of foam-injection molding including EL sheet
AssigneeSeoyon E-Hwa Co., Ltd.
InventorsJi Hyun Cho, Sung Won Lee, Seung Yeong Kim
Life of this patent
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Abstract
Provided is a structure of foam-injection molding including an EL sheet. The structure includes: a base material; an electro luminescence(EL) sheet which is able to emit a light, and which is disposed on an upper side of the base material; a foam layer disposed on an upper side of the EL sheet; and a skin layer disposed on an upper side of the foam layer.
Claims13
A structure of foam-injection molding, the structure comprising:
- a base material;
- an electro luminescence (EL) sheet which is able to emit a light, and which is disposed on an upper side of the base material;
- a foam layer disposed on an upper side of the EL sheet;
- a skin layer disposed on an upper side of the foam layer;
- and
- a surface treatment layer disposed on an upper side of the skin layer.
3 more elements
A method of foam-injection molding, the method comprising:
- forming a base material;
- forming an electroluminescence (EL) sheet capable of emitting light on an upper side of the base material;
- forming a foam layer on an upper side of the EL sheet;
- and
- forming a skin layer on an upper side of the foam layer,
- wherein the skin layer is preheated and embossed on an inside of the mold.
3 more elements
Dependencies are inferred from the claim text.