US 11,814,847 B2
Roofing membrane with integrated surface reinforcement
Julie Anne Geyer, Cleveland, OH (US); Melissa Rus, Cleveland, OH (US); and Jason Smith, Cleveland, OH (US)
Assigned to Garland Industries, Inc., Cleveland, OH (US)
Filed by Garland Industries, Inc., Cleveland, OH (US)
Filed on Feb. 7, 2023, as Appl. No. 18/106,738.
Application 18/106,738 is a continuation of application No. 17/591,832, filed on Feb. 3, 2022, granted, now 11,591,798.
Claims priority of provisional application 63/172,206, filed on Apr. 8, 2021.
Prior Publication US 2023/0183980 A1, Jun. 15, 2023
Int. Cl. B32B 7/05 (2019.01); E04D 5/10 (2006.01); B32B 7/03 (2019.01); B32B 7/06 (2019.01); B32B 5/02 (2006.01); B32B 11/10 (2006.01)
CPC E04D 5/10 (2013.01) [B32B 5/022 (2013.01); B32B 5/024 (2013.01); B32B 7/03 (2019.01); B32B 7/05 (2019.01); B32B 7/06 (2013.01); B32B 11/10 (2013.01); B32B 2255/02 (2013.01); B32B 2262/101 (2013.01); B32B 2307/3065 (2013.01); B32B 2419/06 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A method for using a roof membrane comprising:
a) providing a surface-reinforced bitumen roofing membrane that includes a bitumen compound layer, a fiber mat that is position on or above at least a portion of a top surface of said bitumen compound layer, a bleed blocker layer located between said bitumen compound layer and said fiber mat, and a release liner that is releasably positioned on a bottom surface of said bitumen compound layer; said bitumen compound layer comprises by weight percent:
 
 
 
 Primary hydrocarbon compound   25-80 wt. %
 
 Filler  0.5-60 wt. %
 
 Polymer Modifier 0.05-25 wt. %
 
 Hydrocarbon Resin Process Oil 0.05-20 wt. %
 
 Antioxidant    0-5 wt. %
 
 UV Stabilizer    0-5 wt. %
 
 Cross-Linker   0-10 wt. %
 
 Biocide    0-5 wt. %
 
 Coloring Agent    0-5 wt. %
 
 Metal Flakes    0-5 wt. %
 
 Adhesion Enhancer    0-5 wt. %
 
 Fire Retardant   0-25 wt. %
 
 Tackifying Agent    0-5 wt. %
 
 Softening Agent    0-5 wt. %
 
 Wax    0-5 wt. %
 
 Acid    0-5 wt. %
 
 Internal Reinforcement Fiber   0-30 wt. %;
 
 
and wherein said weight percentage exclude any internal reinforcement layer in said bitumen compound layer; and
b) applying said surface-reinforced bitumen roofing membrane on to a roof surface.