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US 2017/0291967 A1Published application
Polyhydroxyalkanoate flame retardants
AssigneeInternational Business Machines Corporation
InventorsScott B. KING, Brandon M. Kobilka, Joseph Kuczynski, Jason T. Wertz
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Abstract
Embodiments of the disclosure generally provide compositions and methods involving the reaction extrusion of flame retardant polyhydroxyalkanoates with renewable resource content.
Claims20
A method of producing a flame retardant material, comprising:
- forming a molten polyhydroxyalkanoate polymer in a polymer extrusion apparatus at a first temperature and a first time;
- reacting the polyhydroxyalkanoate polymer with at least one additive at a second temperature and a second time;
- and
- isolating the extrudate.
1 more element
An flame retardant object, comprising:
- a polyhydroxyalkanoate polymer that comprises phosphorous groups.
Dependencies are inferred from the claim text.