Invention Grant
- Patent Title: Method to render surfaces water repellent
- Patent Title (中): 使表面防水的方法
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Application No.: US13177035Application Date: 2011-07-06
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Publication No.: US08221533B2Publication Date: 2012-07-17
- Inventor: Mark Rule , Harry Harshaw
- Applicant: Mark Rule , Harry Harshaw
- Applicant Address: US GA Marietta
- Assignee: H20 Barrier Technologies LLC
- Current Assignee: H20 Barrier Technologies LLC
- Current Assignee Address: US GA Marietta
- Agency: Fraser Clemens Martin & Miller LLC
- Agent J. Douglas Miller
- Main IPC: C04B41/46
- IPC: C04B41/46 ; C04B41/47 ; C04B103/65 ; C09D5/00 ; C09K3/18
Abstract:
A method to render stone, ceramic, or cementitious structures water repellent is disclosed. The method includes the step of contacting the stone, ceramic, or cementitious structures with an alkylphosphonic acid. The alkylphosphonic acid can be dispersed in an aqueous medium and can be at least partially neutralized with ammonia, an amine, or a basic alkali salt.
Public/Granted literature
- US20120017801A1 METHOD TO RENDER SURFACES WATER REPELLENT Public/Granted day:2012-01-26
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