Multilayer floor decorative material
AssigneeKCC Glass Corporation
InventorsDeuk Soo Lee, Sang Hyun Lee, Byeong Ro Jung, Jang Wook Kim
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Abstract
The present invention relates to a multilayer floor decorative material comprising a foam layer, wherein the foam layer comprises a polyvinyl chloride resin, a plasticizer, a filler, a heat stabilizer and a foam stabilizer, the foam layer is formed by a mechanical foaming method, the heat stabilizer comprises barium stearate and zinc stearate, and the foam stabilizer is included in an amount of 1 to 10 parts by weight on the basis of 35 to 55 parts by weight of the polyvinyl chloride resin.
Claims19
A multilayer floor decorative material comprising a foam layer, wherein
- the foam layer comprises a polyvinyl chloride resin, a plasticizer, a filler, a heat-resistant stabilizer, and a foam stabilizer,
- the foam layer is formed by a mechanical foaming method,
- the heat-resistant stabilizer comprises barium stearate and zinc stearate at a weight ratio of 1:1 to 3,
- the foam stabilizer is included in an amount of 1 to 10 parts by weight based on 35 to 55 parts by weight of the polyvinyl chloride resin,
- the foam layer comprises 35 to 55 parts by weight of the polyvinyl chloride resin, 30 to 50 parts by weight of the plasticizer, 1 to 20 parts by weight of the filler, and 0.5 to 7 parts by weight of the heat-resistant stabilizer,
- the foam layer comprises a regulated phthalate in an amount of less than 0.1 wt % with respect to a total weight of the foam layer, and
- a foaming magnitude of the foam layer is from 150 to 350%.
A multilayer floor decorative material comprising a foam layer,
- wherein the foam layer comprises a polyvinyl chloride resin, a plasticizer, a filler, a heat-resistant stabilizer, and a foam stabilizer,
- the foam layer is formed by a mechanical foaming method,
- the heat-resistant stabilizer comprises barium stearate and zinc stearate at a weight ratio of 1:1 to 3,
- the foam stabilizer is included in an amount of 1 to 10 parts by weight based on 35 to 55 parts by weight of the polyvinyl chloride resin,
- the foam layer comprises 35 to 55 parts by weight of the polyvinyl chloride resin, 30 to 50 parts by weight of the plasticizer, 1 to 20 parts by weight of the filler, and 0.5 to 7 parts by weight of the heat-resistant stabilizer,
- the foam layer comprises a regulated phthalate in an amount of less than 0.1 wt % with respect to a total weight of the foam layer, and
- an average thickness of the foam layer is from 0.5 to 2.0 mm.
A multilayer floor decorative material comprising a foam layer, a balance layer, a first middle layer, a glass fiber layer, a second middle layer, a printing layer, a transparent layer, a balance layer, a first middle layer, a glass fiber layer, a second middle layer, a printing layer, a transparent layer, and a surface treatment layer, wherein
- the foam layer comprises a polyvinyl chloride resin, a plasticizer, a filler, a heat-resistant stabilizer, and a foam stabilizer,
- the foam layer is formed by a mechanical foaming method,
- the heat-resistant stabilizer comprises barium stearate and zinc stearate at a weight ratio of 1:1 to 3,
- the foam stabilizer is included in an amount of 1 to 10 parts by weight based on 35 to 55 parts by weight of the polyvinyl chloride resin,
- the foam layer comprises 35 to 55 parts by weight of the polyvinyl chloride resin, 30 to 50 parts by weight of the plasticizer, 1 to 20 parts by weight of the filler, and 0.5 to 7 parts by weight of the heat-resistant stabilizer, and
- the foam layer comprises a regulated phthalate in an amount of less than 0.1 wt % with respect to a total weight of the foam layer.
Dependencies are inferred from the claim text.