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Merck
CN

739553

Poly(styrene-block-methyl methacrylate)

average Mn 32,000, block ratio of 2:1

Synonym(s):

PS-PMMA, block copolymer, Poly(b-methyl methacrylate-polystyrene), PS-block-PMMA, PS-PMMA

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About This Item

CAS Number:
UNSPSC Code:
12162002
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InChI key

ADFPJHOAARPYLP-UHFFFAOYSA-N

InChI

1S/C8H8.C5H8O2/c1-2-8-6-4-3-5-7-8;1-4(2)5(6)7-3/h2-7H,1H2;1H2,2-3H3

form

solid

mol wt

average Mn 10,000 (PMMA), average Mn 22,000 (polystyrene), average Mn 32,000

transition temp

Tm 351-356 °C

Mw/Mn

<1.2

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General description

22 kDa PS; 10 kDa PMMA; m ~200; n ~100

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Takeshi Ueki et al.
The journal of physical chemistry. B, 111(18), 4750-4754 (2007-02-27)
The solubility and phase behavior of poly(benzyl methacrylate) (PBzMA) and poly(styrene-co-methyl methacrylate) (P(St-co-MMA)) in a hydrophobic ionic liquid, 1-ethyl-3-methylimidazolium bis(trifluoromethane sulfone)imide ([C(2)mim][NTf(2)]), have been explored as a function of temperature. Although both polymers have solvatophobic phenyl groups and solvatophilic methacrylate
S M Belkoff et al.
Bone, 25(2 Suppl), 23S-26S (1999-08-24)
The purpose of this study was to determine the strength and stiffness of osteoporotic vertebral bodies (VBs) subjected to compression fractures and subsequently treated with bipedicular injections of various polymethylmethacrylate cements. Ten spines were harvested from nonembalmed female cadavers (age
Polymethylmethacrylate: from polymer to dialyzer.
H Sugaya et al.
Contributions to nephrology, 125, 1-8 (1999-01-23)
MN: Surgical LPN files product liability suit: cement Mfgr.'s failure to warn of health hazard.
Nursing law's Regan report, 42(8), 3-3 (2004-08-11)
M E Forsythe et al.
Journal of orthopaedic surgery (Hong Kong), 14(1), 38-42 (2006-04-07)
To compare the pharmacokinetic profile of tobramycin in blood, urine, and at the operative site following the use of Simplex-tobramycin bone cement in primary total hip replacement between patients with and without renal dysfunction. Six patients with renal dysfunction underwent

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