Patent EP0287947A2 successfully refreshed from Google Patents.
EP0287947A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Process for the preparation of coatings comprising hydantoine structures by reaction of compounds containing carbodiimide groups with unsaturated carboxylic acids
Assignee: Bayer AG
•
Filing: 1988-04-14
•
Granted: —
•
Expires: 2008-04-14
Abstract
Abstract The invention relates to a process for the production of coatings based on polymers having a hydantoin structure by reacting blocked polyisocyanate carrying carbodiimide and/or uretone imine groups with alpha , beta -unsaturated diicarboxylic acids or derivatives thereof at 50 DEG to 700 DEG C. said reaction being carried out on the substrate to be coated.
Inventors
- 👤 Willi Dr. Dünwald
- 👤 Hans Schlegel
- 👤 Reinhard Dr. Halpaap
- 👤 Josef Dr. Pedain
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-04 14:43
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/06; C08G73/0605; C08G73/0616; C08G18/00; C08G18/06; C08G18/28; C08G18/67; C08G18/675; C08G18/6755; C08G18/70; C08G18/72; C08G18/77; C08G18/78; C08G18/79; C08G18/797
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.