US 12,320,126 B2
Roofing membrane and associated roofing system and method
Adem Chich, Kearny, NJ (US); and Yan Zheng, Parsippany, NJ (US)
Assigned to BMIC LLC, Dallas, TX (US)
Filed by BMIC LLC, Dallas, TX (US)
Filed on Aug. 7, 2024, as Appl. No. 18/796,909.
Claims priority of provisional application 63/518,015, filed on Aug. 7, 2023.
Prior Publication US 2025/0052063 A1, Feb. 13, 2025
Int. Cl. E04B 1/00 (2006.01); E04D 5/10 (2006.01); E04D 5/14 (2006.01)
CPC E04D 5/142 (2013.01) [E04D 5/10 (2013.01); E04D 5/148 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
obtaining a first membrane,
wherein the first membrane comprises:
a bottom layer comprising:
a mesh material comprising at least one of polyester, polyether, nylon, cotton, or any combination thereof;
a top layer comprising:
a first portion of a cured silicone;
an edge portion comprising an uncured silicone,
 wherein the edge portion directly contacts the bottom layer;
obtaining a second membrane,
wherein the second membrane comprises:
a bottom layer comprising:
a mesh material comprising at least one of polyester, polyether, nylon, cotton, or any combination thereof;
a top layer, contacting the bottom layer, comprising a cured silicone; and
an uncured silicone layer,
wherein the uncured silicone layer is located on a surface of an edge portion of the bottom layer;
installing the first membrane on a roofing substrate;
installing the second membrane on the roofing substrate;
wherein the second membrane is adjacent to the first membrane;
wherein the uncured silicone layer of the second membrane overlaps the adjacent edge portion of the first membrane to form a lap; and
curing the uncured silicone layer of the second membrane and the uncured silicone of the edge portion of the first membrane, thereby to provide a cured lap seam between the first membrane and the second membrane.