Polymer compound, process for producing the same, molded...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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C525S438000, C525S440030, C525S444000, C525S445000, C526S266000, C528S049000, C528S073000, C528S080000, C528S081000, C528S272000, C528S288000, C528S332000, C528S341000, C528S345000, C528S354000, C528S403000, C528S405000

Reexamination Certificate

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07056988

ABSTRACT:
A polymer compound contains a cyclic structure represented by the following general formula (1):wherein each of X and Y represent an alkylene group or the like, where X and Y may be the same or different, Z represents a bond derived from an alkylene group or the like having from 1 to 20 carbon atoms, which is bonded to a group represented by Y belonging to another cyclic structure, m represents 0 or an integer of 1 or more and n represents an integer of 2 or more, provided that the integer represented by m is independent in respective repeating units, and a total number of the bond represented by Z is 1 or more.

REFERENCES:
patent: 5498651 (1996-03-01), Brunelle
patent: 5648454 (1997-07-01), Brunelle
patent: 6369157 (2002-04-01), Winckler et al.
patent: 6414103 (2002-07-01), Correll et al.
patent: 6436549 (2002-08-01), Wang
patent: 6639009 (2003-10-01), Winckler et al.
patent: 6806346 (2004-10-01), Brugel

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