US 12,264,246 B2
Homogeneous sheet excluding polyvinyl chloride
Water Zhang, Suzhou (CN)
Assigned to AHF, LLC, Mountville, PA (US)
Appl. No. 17/758,506
Filed by AHF, LLC, Mountville, PA (US)
PCT Filed Jan. 7, 2021, PCT No. PCT/US2021/012557
§ 371(c)(1), (2) Date Jul. 7, 2022,
PCT Pub. No. WO2021/142167, PCT Pub. Date Jul. 15, 2021.
Claims priority of provisional application 62/958,304, filed on Jan. 7, 2020.
Prior Publication US 2023/0051092 A1, Feb. 16, 2023
Int. Cl. C08L 75/06 (2006.01); B29C 48/00 (2019.01); B29K 75/00 (2006.01); B29K 509/08 (2006.01); B29L 31/00 (2006.01)
CPC C08L 75/06 (2013.01) [B29C 48/0011 (2019.02); B29K 2075/00 (2013.01); B29K 2509/08 (2013.01); B29K 2995/0016 (2013.01); B29L 2031/732 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An essentially PVC-free flooring sheet or tile comprising a pre-blend of a uniform mixture including at least a set of first monochromatic chips and a set of second monochromatic chips, each of the first monochromatic chips and the second monochromatic chips including a synthetic rubber and white oil, a thermoplastic polyurethane, a filler, and at least one functional additive, wherein the at least one functional additive of the first monochromatic chips includes a first pigment, and, wherein the at least one functional additive of the second monochromatic chips includes a second pigment, the second pigment being different from the first pigment in one or both of: color and concentration.