公开(公告)号：US20220178144A1

公开(公告)日：2022-06-09

申请号：US17543818

申请日：2021-12-07

申请人： CertainTeed LLC

发明人： Ying Wang ,  Eric Dong ,  Paul A. Benensky ,  Mark W. Simon ,  Abby Feinstein ,  Nicky Chan ,  Choung-Houng Lai

IPC分类号： E04D5/14 ,  C09J7/38 ,  C09J7/40 ,  E04D5/06

摘要： Provided are roofing membranes comprising pressure-sensitive adhesives particularly adapted for use at cold temperature, and methods for using same. In one aspect, the disclosure provides a roofing membrane comprising: a bituminous sheet having a lower bituminous surface and an upper bituminous surface; and a non-bituminous cold-temperature pressure-sensitive adhesive disposed on the lower bituminous surface, the upper bituminous surface, or both, wherein the cold-temperature pressure-sensitive adhesive has an average adhesion of at least 10 lbs/ft (146 N/m) at 2° C. as measured by a two hour T-peel test.