Hydrotalcites, syntheses, and uses

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

Reexamination Certificate

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C524S394000, C524S397000, C524S400000, C556S027000, C556S031000

Reexamination Certificate

active

06979708

ABSTRACT:
Synthetic hydrotalcites of the general formulain-line-formulae description="In-line Formulae" end="lead"?[M2+1−xM3+x(OH)2]x+[An−x
.mH2O]x−in-line-formulae description="In-line Formulae" end="tail"?where M2+is a divalent cation, M3+is a trivalent cation and An−is an organic anion selected from straight chain carboxylates of C16-C18acids, carboxylates of aromatic acids, carboxylates of acrylic acid, unsaturated carboxylates of methacrylic acid and unsaturated carboxylates of vinylacetic acid are disclosed, along with methods of synthesis and uses.

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