| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 06.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Benzoxazine polymer compn comprising the prodt of mixing & reacting in aq soln (a) Phenolic resole comp. having > one -CH in benzene ring ortho to phenolic -OH per mole. (b) Methylolmelamine comp. having > one primary amine (c) Aldehyde Wherein (c) amount is > 1.0 mole per mole-equiv of (b) Wherein (a) amount is such that there is > 1 equiv of reactive phenolic group for every 2 moles of (c) |
| PATENT PHOTOCOPY | Available on request |
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