C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/4503, 31/84
C08L 67/06 (2006.01) G21F 9/16 (2006.01) G21F 9/28 (2006.01)
Patent
CA 1216694
A B S T R A C T A composition of matter suitable for solidifying radioactive wastes is formed of unsaturated polyester resins comprising a polyester (I) obtained polycondensing (a) maleic anhydride and/or maleic and/or fumaric acid, (b) isophthalic and/or terephthalic acid, (c) neopentyl- glycol, (d) optionally one or more conventional glycols, wherein the amount of (c) is at least 50% by moles with respect to (c)+(d); another polyester (II) obtained polycondensing (a) maleic anhydride and/or maleic and/or fumaric acid, (b) isopropylidene-bis-(phenylene-oxypropanol-2), (c) optionally one or more conventional glycols, wherein the amount of (b) is at least 50% by moles with respect to (b)+(c); an ethylenically unsaturated monomer (III) capable of copolymerizing with (I) and (II); inhibitors, initiators, accelerators,glass fibers and other conventional additives and fillers the weight ratio of component (I) to (II) being from 100:0 to 20:80.
397850
Arcuri Luigi
Bertotti Elvio
Carignani Giancarlo
Cipriani Aldo
Donato Aldo
Comitato Nazionale Per L'energia Nucleare
Robic Robic & Associes/associates
Snial Resine Poliestere S.p.a.
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