Invention Grant
US07691941B2 Low-solvent or solvent-free crosslinker dispersions with pyrazole-blocked isocyanate groups
有权
具有吡唑封端异氰酸酯基团的低溶剂或无溶剂交联剂分散体
- Patent Title: Low-solvent or solvent-free crosslinker dispersions with pyrazole-blocked isocyanate groups
- Patent Title (中): 具有吡唑封端异氰酸酯基团的低溶剂或无溶剂交联剂分散体
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Application No.: US11805696Application Date: 2007-05-24
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Publication No.: US07691941B2Publication Date: 2010-04-06
- Inventor: Sebastian Dörr , Heino Müller , Harald Blum
- Applicant: Sebastian Dörr , Heino Müller , Harald Blum
- Applicant Address: DE
- Assignee: Bayer Material Science AG
- Current Assignee: Bayer Material Science AG
- Current Assignee Address: DE
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE102006025313 20060531
- Main IPC: C08G18/08
- IPC: C08G18/08 ; C08G18/81 ; C08J3/00 ; C08K3/20 ; C08L75/00
Abstract:
The present invention relates to the preparation of aqueous, solvent-free or low-solvent, storage-stable polyurethane crosslinker dispersions having pyrazole-blocked isocyanate groups, to coating compositions prepared from them and to their use in coatings.
Public/Granted literature
- US20070282062A1 Low-solvent or solvent-free crosslinker dispersions with pyrazole-blocked isocyanate groups Public/Granted day:2007-12-06
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