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Bone Cement : Basic Science

Posted on the 19 April 2026 by Epomedicine

COMPOSITION Powder Liquid Polymer: PMMA Monomer: MMA Initiator: BPO Accelerator: NN-DMPT (Dimethyl paratoluidine; encourage polymer and monomer to polymerize at room temperature) Radiopacifier: BaSO4/ZrO2 Stabilizer: Hydroquinone (prevent premature polymerization) Antibiotics: Gentamicin +/- Cross-linking agent (improves mechanical strength): e.g., ethylene glycol dimethacrylate (EGDMA) POLYMERIZATION MECHANISM Free radical polymerization: Initiator in powder...

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