14-03-2019 дата публикации
Номер: US20190078336A1
Waterproof engineered floor and wall planks have a veneer layer bonded with a plastic composite core, and an underlayer, preferably an underlayer of cork. 1. An engineered waterproof plank comprising a waterproof bonding joining a veneer layer to a top surface of a rigid waterproof core, said core comprising a plastic composite. The present application is a continuation of and also claims priority to U.S. patent application Ser. No. 14/980,235, filed on Dec. 28, 2015, which is a continuation of U.S. patent application Ser. No. 14/816,181, filed Aug. 3, 2015, now U.S. Pat. No. 9,234,357 issued Jan. 12, 2016, which is a continuation of U.S. patent application Ser. No. 13/657,750, filed Oct. 22, 2012, now U.S. Pat. No. 9,156,233 issued Oct. 13, 2015.This invention relates to flooring, and particularly a new and improved waterproof flooring utilizing bamboo and plastic.In the flooring industry, there is a significant need for waterproof flooring that presents the appearance of a wooden floor. In particular, this flooring needs to be not only resistant to moisture, but also economical, easy to install, easy to maintain, and comfortable to walk on.In the flooring industry, laminate flooring using fiberboard or particle board as the core layer has gained a tremendous market share. Such laminate flooring is manufactured with numerous desirable properties such as reasonable cost, stain resistance, wear resistance, easy maintenance, and fire resistance. In addition, laminate flooring is able to carry many types of printed designs, including wood grain designs.Natural wood floors, particularly of oak and other hardwoods have been employed as flooring materials for centuries. While not as economical as laminate flooring, the appearance and comfort of wooden flooring is highly desirable. One of the most significant drawbacks to both laminate and wooden flooring is their performance when subjected to sustained exposure to moisture. In the case of wooden floors, moisture will ...
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