Linoleum based surface coverings with edge detail

Abstract

Described herein are surface coverings comprising: a linoleum core; a first major surface terminating at a first edge, a second major surface terminating at a second edge, and a peripheral edge surface extending between the first and second edges; wherein the peripheral edge surface is planar and oriented obliquely to the first major surface and the second major surface. Methods of making and using these surface coverings are also described.

1 . A surface covering comprising:
 a linoleum core;   a first major surface terminating at a first edge, a second major surface terminating at a second edge, and a peripheral edge surface extending between the first and second edges;   the first major surface being arranged parallel to the second major surface;   the first major surface defining a first surface area;   the second major surface defining a second surface area; and   a carrier adjacent the linoleum core;   
       wherein the first surface area and the second surface area are different. 
     
     
         2 . The surface covering according to  claim 1 , wherein the peripheral edge surface is planar and oriented obliquely to the top major surface and the bottom major surface. 
     
     
         3 . The surface covering according to  claim 2 , wherein the peripheral edge surface is disposed at an angle from about 2 degrees to about 75 degrees with respect to a vertical reference plane that intersects the top major surface. 
     
     
         4 . The surface covering according to  claim 3 , wherein the angle is from about 10 degrees to about 20 degrees. 
     
     
         5 . The surface covering according to  claim 1 , wherein:
 the first major surface is a top surface defining the first surface area and the first edge; and   the second major surface is a bottom surface for placement on a support base,   the bottom surface defining the second surface area and the second edge;   
       wherein the first surface area is larger than the second surface area. 
     
     
         6 . The surface covering according to  claim 5 , wherein the first edge is spaced at a greater horizontal distance from a centerline of the surface covering than the second edge. 
     
     
         7 . The surface covering according to  claim 1 , wherein the peripheral edge is sealed with a polyurethane sealant. 
     
     
         8 . The surface covering according to  claim 1 , wherein the linoleum core comprises a first linoleum layer and a second linoleum layer. 
     
     
         9 . The surface covering according to  claim 1 , further comprising a coating disposed on the first major surface. 
     
     
         10 . The surface covering according to  claim 1 , wherein the peripheral edge surface is at an acute angle with the first major surface and an obtuse angle with the second major surface. 
     
     
         11 . The surface covering according to  claim 1 , wherein the surface covering comprises a plurality of isotropic peripheral edge surfaces each having a substantially identical edge profile in cross sectional view. 
     
     
         12 . A floor covering system comprising:
 a plurality of floor tiles arranged edge-to-edge on a support base, each tile comprising:
 a linoleum core comprising a first linoleum layer and a second linoleum layer; 
 a top major surface terminating at a top edge; 
 a bottom major surface terminating at a bottom edge; and 
 a peripheral edge surface extending between the top and bottom edges; and 
 a carrier; 
 wherein the peripheral edge surface is planar and oriented obliquely to the top and bottom major surfaces; and 
 wherein a gap formed between the peripheral edge surfaces of adjoining tiles, has a greater width between the bottom edges of adjoining tiles than at the top edges. 
   
     
     
         13 . The flooring covering system according to  claim 12 , wherein the gap has a substantially triangular cross section. 
     
     
         14 . The floor covering system according to  claim 13 , wherein the triangular cross section is in the form of an isosceles triangle formed by the gaps of adjoining tiles. 
     
     
         15 . The surface covering system according to  claim 12 , wherein the peripheral edge surface is disposed at an angle from about 2 degrees to about 75 degrees with respect to a vertical reference plane that intersects the top major surface. 
     
     
         16 . The floor covering system according to  claim 15 , wherein the angle is from about 10 degrees to about 20 degrees. 
     
     
         17 . A floor tile comprising:
 a linoleum core comprising a first linoleum layer and a second linoleum layer;   a polymeric wear layer disposed on the linoleum core;   a carrier embedded in the first linoleum layer;   a top major surface terminating at a plurality of top edges, a bottom major surface terminating at a plurality of bottom edges, and a plurality of peripheral edge surfaces extending between the top and bottom edges around a perimeter of the tile;   the top major surface being arranged parallel to the bottom major surface;   the wear layer defining the top major surface;   the first linoleum layer defining the bottom major surface; and   wherein the top major surface has a first area and the bottom major surface has a second area, the second area being less than the first area.   
     
     
         18 . The floor tile according to  claim 17 , wherein the peripheral edge surfaces are each at an acute angle with the top major surface and an obtuse angle with the bottom major surface. 
     
     
         19 . The floor tile according to  claim 17  or  claim 18 , wherein each peripheral edge surface is disposed at an angle from about 10 degrees to about 20 degrees with respect to a vertical reference plane oriented parallel to a centerline of the tile. 
     
     
         20 . The floor tile according to  claim 17 , wherein the first linoleum layer comprises a first linoleum composition and the second linoleum layer comprises a second linoleum composition.