polymethyl methacrylate

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Related to Polymethylmethacrylate: Perspex, plexiglass, PMMA, Acrylic plastic

polymethyl methacrylate

[′päl·i‚meth·əl mə′thak·rə‚lāt]
(organic chemistry)
A thermoplastic polymer that is derived from methyl methacrylate, CH2=C(CH3)COOCH3; transparent solid with excellent optical qualities and water resistance; used for aircraft domes, lighting fixtures, optical instruments, and surgical appliances.

methyl methacrylate

A tough, rigid, transparent acrylic plastic having good resistance to common solvents and acids; subject to crazing.
References in periodicals archive ?
With a convenience sampling technique and descriptive study design, during the period from July 2016 to August 2016, data from 35 dental practitioners including students, General dental practioners and Specialists was collected regarding the use of autopolymerised polymethylmethacrylate resin (Simplex) use at Liaquat Medical University Hospital Hyderabad.
coMparativE Evaluation of sorption, soluBility and MicrohardnEss of hEat curE polyMEthylMEthacrylatE dEnturE BasE rEsin & flExiBlE dEnturE BasE rEsin.
Several researchers have previously utilized cellulose acetate and polymethylmethacrylate independently for immobilizing [beta]-galactosidase previously [13,19,20].
In this study, it was found the adhesion of the PMSQ layer on the polymer (such as polymethylmethacrylate (PMMA), polycarbonate (PC), PC/acrylonitrile butadiene styrene (ABS)) substrates was very poor.
Chavali R, Resijek R, Knight SK, Choi IS 2003 Extending polymerization time of polymethylmethacrylate cement in percutaneous vertebroplasty with ice bath cooling American Journal of Neuroradiology 24 545-546
Polymethylmethacrylate (PMMA) is an injectable filler implant indicated for permanent correction of cosmetic defects such as deep facial wrinkles--particularly where the skin is thick--soft tissue defects and depressed scars.
Polycarbonate (PC), polymethylmethacrylate, and several other thermoplastic polymers have been injection molded using silicon and electroformed nickel tooling with nanoscale features (6-10).
This is called vertebroplasty, and the cement used is polymethylmethacrylate (PMMA).
Vertebroplasty involves injecting polymethylmethacrylate (PMMA), a type of medical "cement," into the spine to stabilize it, thereby relieving pain and reducing disability in people with osteoporotic fractures.
For the control arm, verbal and physical cues were given such as pressure on the patient's back and the smell of polymethylmethacrylate (PMMA), but the needle was not placed and PMMA was not infused.
Efffect of size, concentration, surface area, and volume of polymethylmethacrylate paticles on human macrophages in vitro.