Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2006-08-22
2006-08-22
Lipman, Bernard (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C525S328400
Reexamination Certificate
active
07094853
ABSTRACT:
It is an object of the present invention to provide a basic crosslinked polymer having excellent ion exchange and catalyst properties with high resistance to thermal degradation which is, therefore, useful for a broad range of application, a method for producing said crosslinked polymer with great ease and high efficiency, and methods of using said crosslinked polymer.A crosslinked polymer having a tertiary amine and/or a quaternary ammonium salt structure, said crosslinked polymer has a tertiary amine structure at either end of at least one crosslink structure.
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Hirano Yoshiaki
Kubo Takafumi
Morita Takehiko
Yamamoto Hiroshi
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