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445746

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
UNSPSC Code:
12162002
PubChem Substance ID:
24868198
NACRES:
NA.23
MDL number:
MFCD00134349
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form

powder

Quality Segment

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

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

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

Features and Benefits

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

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Storage Class

11 - Combustible Solids

WGK

nwg

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

445746-VAR: + 445746-1KG: + 445746-25G: + 445746-500G: + 445746-BULK:

jan

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