Melt reaction process for crosslinkable polycarbonates

Melt polymerization processes for producing photoactive additives are disclosed. The photoactive additives are cross-linkable polycarbonate resins formed from a benzophenone, a dihydroxy chain extender, a carbonate precursor, and a catalyst. The additives can be produced without the use of phosgene...

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Bibliographische Detailangaben
Hauptverfasser: Flores, Amanda Marie, Lyakhovych, Mykhaylo, Pal, Jaykisor, Fernandez, Ignacio Vic, Hoover, James Franklin
Format: Patent
Sprache:eng
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Zusammenfassung:Melt polymerization processes for producing photoactive additives are disclosed. The photoactive additives are cross-linkable polycarbonate resins formed from a benzophenone, a dihydroxy chain extender, a carbonate precursor, and a catalyst. The additives can be produced without the use of phosgene or dichloromethane, and can be cross-linked with other polymers upon exposure to UV radiation.