- Patent Title: Water-swellable moisture curing one-component polyurethane sealant
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Application No.: US16487467Application Date: 2018-03-07
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Publication No.: US11459421B2Publication Date: 2022-10-04
- Inventor: Michael Schlumpf
- Applicant: SIKA TECHNOLOGY AG
- Applicant Address: CH Baar
- Assignee: SIKA TECHNOLOGY AG
- Current Assignee: SIKA TECHNOLOGY AG
- Current Assignee Address: CH Baar
- Agency: Oliff PLC
- Priority: EP17159577 20170307
- International Application: PCT/EP2018/055652 WO 20180307
- International Announcement: WO2018/162582 WO 20180913
- Main IPC: C08G18/48
- IPC: C08G18/48 ; C08G18/32 ; C08G18/76 ; C08L75/08 ; C08G18/12 ; C09K3/10
Abstract:
A one-component moisture curing composition and a method for sealing construction joints against penetration of water. The one-component moisture curing composition includes at least one isocyanate-functional polyurethane polymer, at least one inorganic swelling agent selected from the group including aluminum sulfate and magnesium sulfate, and at least one hydrophilic aldimine of formula (I).
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