公开(公告)号：US20230313531A1

公开(公告)日：2023-10-05

申请号：US18112548

申请日：2023-02-22

申请人： CertainTeed LLC

发明人： Ryan Balheda ,  Paul A. Benensky ,  Nicholas David Orf ,  Rachel Brown ,  Ana M. Sousa

IPC分类号： E04D1/20 ,  C08L95/00 ,  C08K3/22 ,  C08K3/38 ,  C08K3/34

CPC分类号： E04D1/20 ,  C08L95/00 ,  C08K3/22 ,  C08K3/38 ,  C08K3/34 ,  C08K2003/2224 ,  C08L2555/50 ,  C08L2201/02 ,  E04D2001/005

摘要： The present disclosure related generally to a bituminous composition suitable for use in roofing material, the bituminous composition a bituminous component comprising an asphalt component in an mount in the range of 75-95 wt% of the bituminous component, a rubber polymer in an amount of 5-20 wt% of the bituminous component, and a polyolefin wax in an amount up to 5 wt% of the bituminous component; and dispersed within the bituminous component, a filler component comprising at least one of both huntite and hydromagnesite; wollastonite; and both magnesium hydroxide and zinc borate, wherein the total amount of the huntite, hydromagnesite, wollastonite, magnesium hydroxide and zinc borate is in the range of 20-70 wt% of the bituminous component.