公开(公告)号：US20190193381A1

公开(公告)日：2019-06-27

申请号：US16223721

申请日：2018-12-18

Applicant: SAINT-GOBAIN ADFORS CANADA, LTD.

Inventor： Nancy E. Brown ,  Matthew S. GOLDHAWK ,  Zhenpeng LI ,  Olivier ROSSELER

IPC: B32B27/12 ,  B32B13/14 ,  B32B37/15

CPC classification number: B32B27/12 ,  B32B13/14 ,  B32B37/15 ,  B32B2307/7246

Abstract: A reinforcing layer for a cementitious board includes an alkali-resistant fabric and a non-porous membrane. The cementitious board includes (a) a cementitious core; and (b) the reinforcing layer disposed on at least one face of the cementitious core, the reinforcing layer including the alkali-resistant fabric and the non-porous membrane.

公开(公告)号：US20180086666A1

公开(公告)日：2018-03-29

申请号：US15718376

申请日：2017-09-28

Applicant: SAINT-GOBAIN ADFORS CANADA, LTD.

Inventor： Zhenpeng LI ,  Nancy E. Brown

IPC: C04B14/44 ,  C03C13/00 ,  C04B20/10 ,  C04B24/04 ,  C03C25/1025

CPC classification number: C04B14/44 ,  C03C13/00 ,  C03C25/103 ,  C03C25/50 ,  C04B20/1029 ,  C04B20/1033 ,  C04B20/107 ,  C04B24/04 ,  C04B28/02 ,  C04B2103/0094 ,  C04B2111/00612 ,  C04B14/42 ,  C04B24/08

Abstract: A glass reinforcement for a cementitious board is provided. The glass reinforcement includes at least one glass fiber and a coating on the at least one glass fiber. The coating includes a polymer composition and an alkali scavenger, wherein the alkali scavenger includes an acid having a pKa of greater than about 3, wherein the acid is in a liquid state at 25° C. Further provided is a reinforcing cementitious board and a method of making a cementitious board.