Sigma-Aldrich 445746 Poly(methyl methacrylate) average Mw ~350,000 by GPC 500 gr
Category
Brand
Stock Code
LB.SA.445746-500G
Kısa Bilgi
Synonym(s): PMMA, Poly(methacrylic acid methyl ester) Linear Formula: [CH2C(CH3)(CO2CH3)]n CAS Number: 9011-14-7 MDL number: MFCD00134349 PubChem Substance ID: 24868198 NACRES: NA.23
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CAS Number: 9011-14-7
| Sigma-Aldrich 445746 Poly(methyl methacrylate) average Mw ~350,000 by GPC 500 gr |
| Synonym(s): PMMA, Poly(methacrylic acid methyl ester) Linear Formula: [CH2C(CH3)(CO2CH3)]n CAS Number: 9011-14-7 MDL number: MFCD00134349 PubChem Substance ID: 24868198 NACRES: NA.23 |
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PROPERTIES
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 DESCRIPTION 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.[1] Application PMMA (avg. Mol wt. ~350,000 g mol-1) containing Fe2O3 and TiO2 fillers have possible uses as flame retardants.[2] Pigment-wetting binder for coatings. Features and Benefits Contributes hardness, weather resistance, light fastness and resistance to chemicals. |
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