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182230

Sigma-Aldrich

Poly(methyl methacrylate)

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Synonym(s):
PMMA, Poly(methacrylic acid methyl ester)
Linear Formula:
[CH2C(CH3)(CO2CH3)]n
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

autoignition temp.

580 °F

Quality Level

impurities

may contain ≤2.0% toluene

refractive index

n20/D 1.49

inherent viscosity

0.20 dL/g(lit.)

transition temp

Tg (DSC) 105 °C (midpoint)

solubility

H2O: insoluble

density

1.188 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

Poly (methyl methacrylate) (PMMA) is an amorphous transparent thermoplastic polymer. PMMA is recognized as an optical polymer based on its refractive index of 1.49. Hence, it is used in optical fibers.It finds uses in biological applications because of its lower water absorption capability and biocompatible.The maximum moisture content of PMMA is 1.71% and SBF absorption is 1.96%.Simulated Body fluid test (SBF) is a method to characterize the in vitro bioactivity of ceramic materials, by immersing the materials in an aqueous SBF solution.

Application

PMMA/HA (Hydroxyapatite) composites have been used in biomedical applications such as dentistry, orthopedic retainers, and bone replacement. It is used as substrate for graphene growth.
Some studies report its use in
PMMA-titania hybrid optical thins films
PMMA/polystryrene/clay nanocomposites
PMMA/polyurethane/carbon black nanocomposites for methanol fuel cells

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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  4. What is the composition of Product 182230, Poly(methyl methacrylate)?

    The composition is approximately 6% isotactic, 39% atactic, and 55% syndiotactic

  5. What is Product 182230, Poly(methyl methacrylate), soluble in?

    This product is soluble in benzene, xylene, methylene chloride, chloroform, chlorobenzene, hot cyclohexanol, dioxane, methyl ethyl ketone, acetic acid, and acetone.

  6. What is the polydispersity of Product 182230, Poly(methyl methacrylate)?

    The polydispersity is typically between 2.0 and 2.4.

  7. What is the particle size of Product 182230, Poly(methyl methacrylate)?

    The particle size is less than 2 mm.

  8. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

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Christian J F Bertens et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 150, 120-130 (2020-03-17)
Eye drops and ointments are the most prescribed methods for ocular drug delivery. However, due to low drug bioavailability, rapid drug elimination, and low patient compliance there is a need for improved ophthalmic drug delivery systems. This study provides insights
Jian-Chiun Liou et al.
Nanoscale research letters, 9(1), 1-1 (2014-01-02)
In this study, the Mo-electrode thin films were deposited by a two-stepped process, and the high-purity copper indium selenide-based powder (CuInSe2, CIS) was fabricated by hydrothermal process by Nanowin Technology Co. Ltd. From the X-ray pattern of the CIS precursor
High-refractive-index thin films prepared from trialkoxysilane-capped poly (methyl methacrylate)-titania materials
Lee LH, et al.
Chemistry of Materials, 13(3), 1137-1142 (2001)
Synthesis of Ethylene Glycol Dimethacrylate-Methyl Methacrylate Copolymers, Determination of their Reactivity Ratios, and a Study of Dopant and Temperature Effects on their Conductivities
Ramelow US and Pingili S
Polymer, 2(3), 265-285 (2010)
Poly (methyl methacrylate) and polystyrene/clay nanocomposites prepared by in-situ polymerization.
Zeng C and Lee LJ
Macromolecules, 34(12), 4098-4103 (2001)

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