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Sigma-Aldrich

Poly(methyl methacrylate)

average Mw ~350,000 by GPC

Synonym(s):

PMMA, Poly(methacrylic acid methyl ester)

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About This Item

Linear Formula:
[CH2C(CH3)(CO2CH3)]n
CAS Number:
9011-14-7
MDL number:
MFCD00134349
UNSPSC Code:
12162002
PubChem Substance ID:
24868198
NACRES:
NA.23

form

powder

Quality Level

100

autoignition temp.

580 °F

mol wt

average Mw ~350,000 by GPC

reduced viscosity

150-160 cm3/g(20 °C)(lit.)

acid number

<1 mg KOH/g

transition temp

Tg (DSC) 105 °C (midpoint)

solubility

alcohols and aliphatic hydrocarbons: insoluble
esters, ketones, aromatics and glycol ethers: soluble

density

1.17 g/mL at 25 °C

InChI

1S/C5H9O2/c1-4(2)5(6)7-3/h1-3H3

InChI key

PMAMJWJDBDSDHV-UHFFFAOYSA-N

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General description

The thermal degradation behaviour of PMMA ( avg Mol. wt. ~350,000 g mol-1)was investigated in inert atmosphere, four weight loss steps were observed.

Application

PMMA (avg. Mol wt. ~350,000 g mol-1) containing Fe2O3 and TiO2 fillers have possible uses as flame retardants.
Pigment-wetting binder for coatings.

Features and Benefits

Contributes hardness, weather resistance, light fastness and resistance to chemicals.

WGK

nwg

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Thermal degradation of poly (methyl methacrylate)(PMMA): modelling of DTG and TG curves.
Ferriol M., et al.
Polymer Degradation and Stability, 79(2), 271-281 (2003)
Influence of TiO2 and Fe2O3 fillers on the thermal properties of poly (methyl methacrylate)(PMMA).
Laachachi A.,et al.
Material Matters, 59(1), 36-39 (2005)
Bo Chen et al.
Journal of controlled release : official journal of the Controlled Release Society, 140(3), 203-209 (2009-05-26)
Water-soluble polymers for the delivery of chemotherapeutic drugs passively target solid tumors as a consequence of reduced renal clearance and the enhanced permeation and retention (EPR) effect. Elimination of the polymers in the kidney occurs due to filtration through biological
Distortions of iris and anterior lens capsule OCT images by ICRS.
Hosik Hwang et al.
Journal of refractive surgery (Thorofare, N.J. : 1995), 29(3), 155-156 (2013-03-01)
Angelo Accardo et al.
Nanoscale, 5(6), 2295-2299 (2013-02-22)
Drops of exosome dispersions from healthy epithelial colon cell line and colorectal cancer cells were dried on a superhydrophobic PMMA substrate. The residues were studied by small- and wide-angle X-ray scattering using both a synchrotron radiation micrometric beam and a
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