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US 2018/0044925 A1Published application
Rigid multilayer tile and production method thereof
AssigneeNox Corporation
InventorsDong Hwan Koh, Woon Kyu Jang, Young Dae Song, Ki Young Yang, Woo Jin Kim
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Abstract
Disclosed herein are a rigid tile including a foam cushion layer and a reinforcing layer, and a production method thereof.
Claims13
A rigid multilayer tile comprising a foam cushion layer and a reinforcing layer;
- wherein the foam cushion layer comprises one or more polymer resins selected from the group consisting of polyethylene resin, polypropylene resin, ABS resin, polyvinyl chloride resin, acrylic resin, polyester resin, polystyrene resin, polytetrafluoroethylene, ethylene-vinyl acetate copolymers, ethylene-propylene copolymers, and thermoplastic polyurethane (TPU);
- wherein the foam cushion layer contains 0 to 20 phr of a plasticizer, 0 to 300 phr of a filler, and 0 to 5 phr of foaming agent;
- wherein the foam cushion layer has an expansion ratio of 120 to 300%;
- wherein the reinforcing layer comprises a rigid core layer;
- wherein the rigid core layer comprises one or more polymer resins selected from the group consisting of polyethylene resin, polypropylene resin, ABS resin, polyvinyl chloride resin, acrylic resin, polyester resin, polystyrene resin, polytetrafluoroethylene, ethylene-vinyl acetate copolymers, ethylene-propylene copolymers, and thermoplastic polyurethane (TPU);
- and
- wherein the rigid core layer contains 0 to 20 phr of a plasticizer and 0 to 500 phr of a filler.
4 more elements
Dependencies are inferred from the claim text.