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445746

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

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.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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)
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)
S A Bini et al.
The bone & joint journal, 95-B(3), 367-370 (2013-03-02)
We evaluated the impact of pre-coating the tibial component with polymethylmethacrylate (PMMA) on implant survival in a cohort of 16 548 primary NexGen total knee replacements (TKRs) in 14 113 patients. In 13 835 TKRs a pre-coated tray was used
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)
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
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