Invention Grant
- Patent Title: Two-component polyurethane hot-melt adhesive with high initial and final strength
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Application No.: US15502817Application Date: 2015-08-17
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Publication No.: US10087349B2Publication Date: 2018-10-02
- Inventor: Gabriele Brenner , Birgit Drees , Christina Cron , Kerstin Fuchs
- Applicant: Evonik Degussa GmbH
- Applicant Address: DE Essen
- Assignee: Evonik Degussa GmbH
- Current Assignee: Evonik Degussa GmbH
- Current Assignee Address: DE Essen
- Agency: Nexsen Pruet, LLC
- Agent Philip P. McCann
- Priority: DE102014217783 20140905
- International Application: PCT/EP2015/068818 WO 20150817
- International Announcement: WO2016/034394 WO 20160310
- Main IPC: C09J175/06
- IPC: C09J175/06 ; C08G18/76 ; C08G18/12 ; C08G18/42
Abstract:
A two-pack polyurethane adhesive for semi-structural and structural adhesive bonds which are applied in melt form and have a high handling strength wherein the two-pack polyurethane adhesive includes a first pack A containing at least one polyester A1 which is solid at room temperature and at least one polyol A2 having a hydroxyl group functionality greater than 2.0, and a second pack B containing polyurethane prepolymers having isocyanate groups.
Public/Granted literature
- US20170233622A1 Two-Component Polyurethane Hot-Melt Adhesive With High Initial And Final Strength Public/Granted day:2017-08-17
Information query
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