Invention Grant
- Patent Title: Waterproofing agent for concrete
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Application No.: US16830228Application Date: 2020-03-25
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Publication No.: US11040916B2Publication Date: 2021-06-22
- Inventor: Yuwen Zhang
- Applicant: Yuwen Zhang
- Applicant Address: CN Qingdao
- Assignee: Yuwen Zhang
- Current Assignee: Yuwen Zhang
- Current Assignee Address: CN Qingdao
- Agency: Matthias Scholl P.C.
- Agent Matthias Scholl
- Priority: CN201810567436.7 20180604
- Main IPC: C04B40/00
- IPC: C04B40/00 ; C04B22/04 ; C04B22/14 ; C04B24/04 ; C04B24/12 ; C04B103/00 ; C04B103/65
Abstract:
A waterproofing agent for concrete includes: 1-60 parts by weight of ferric ions; 1-60 parts by weight of carboxylate ions; 1-40 parts by weight of 8-hydroxyquinoline; and 1-50 parts by weight of pyrosulfate ions.
Public/Granted literature
- US20200223759A1 WATERPROOFING AGENT FOR CONCRETE Public/Granted day:2020-07-16
Information query
