Main > ELECTRONICS. > Encapsulation > Epoxy Resin Compn > Epoxy Resin Compd > Flame-Resistant Epoxy Compd

Product DE. S

PATENT ASSIGNEE'S COUNTRY Germany
UPDATE 07.99
PATENT ASSIGNEE This data is not available for free
PATENT CLAIMS Flame-resistant, flowable latently reactive phenol curable epoxy resin moulding compd for electronic comp. encapsulation
- Epoxy resin comp. obtained from solvent-free reaction
resin mixt of polyepoxy resin & polyisocyanate resin having
a epoxy/-NCO molar ratio of 1.1:1 to 4:1 at < 220C in presen
ce of reaction accelerator (0.5-2.5%) & triphenylphosphine
oxide (0.05-10%)
- Phenolic hardener contg > 2 phenolic -OH/mole.
- Inorganic filler
- Additives
PATENT PHOTOCOPY Available on request

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