Claims
- 1. A decorative floor covering comprising a backing layer, a substrate layer, and a surface layer, wherein the backing layer is comprised of one of a foaming sub-layer and a mechanical foaming sub-layer wherein the surface layer is comprised of a printing sub-layer, and a skin sub-layer, and wherein a surface treating sub-layer is formed on the skin sub-layer by UV curing a surface treatment composition comprising45 to 50 weight parts of hard type urethaneacrylate oligomer; acrylate based monomer comprised of 10 to 25 weight parts of bi-functional group monomer, and 20 to 30 weight parts of tri-functional group monomer; 1 to 5 weight parts of acetophenone photoinitiator; 0.5 to 3 weight parts of reactive or non-reactive silicon additive; and 3 to 10 weight parts of silica or wax coated silica matting agent.
- 2. A decorative floor covering in accordance with claim 1, wherein the backing layer further comprises a sizing sub-layer.
- 3. A decorative floor covering in accordance with claim 1 wherein the surface layer further comprises one of a foaming sub-layer and a non-foaming sub-layer.
- 4. A decorative floor covering in accordance with claim 1 wherein the bi-functional group monomer is selected from a group comprised of 1,6-hexanedioldiacrylate, tripropyleneglycoldiacrylate, and a mixture thereof, and wherein the tri-functional group monomer is selected from a group comprised of trimethylolpropanetriacrylate, trimethylolpropaneethoxytriacrylate, and a mixture thereof.
Priority Claims (1)
Number |
Date |
Country |
Kind |
99-8262 |
Mar 1999 |
KR |
|
CROSS-REFERENCE TO RELATED APPLICATION
This application is a divisional of U.S. patent application Ser. No. 10/106,598, filed Mar. 26, 2002, U.S. Pat. No. 6,627,139 which is a divisional of U.S. patent application Ser. No. 09/370,632 filed Aug. 6, 1999 that issued as U.S. Pat. No. 6,384,101 on May 7, 2002 which, in turn, claims priority based on application No 10-1999-0008262 filed in the Korean Industrial Property Office on Mar. 12, 1999, the contents of all three of which are incorporated hereinto by reference.
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JP |