Phosphorus-containing epoxy resin, phosphorus-containing...

Details Phosphorus-containing epoxy resin, phosphorus-containing... Phosphorus-containing epoxy resin, phosphorus-containing...

2007-09-18

2007-09-18

Sellers, Robert (Department: 1712)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C428S413000, C525S481000, C525S533000, C528S108000

Reexamination Certificate

active

10515764

ABSTRACT:
A phosphorus-containing epoxy resin has a structural unit derived from a secondary phosphine derivative represented by the following formula:wherein R1represents an alkylene group that may have a substituent, R2represents a cycloalkylene or arylene group that may have a substituent, and X represents an oxygen or sulfur atom.

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