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739553

Sigma-Aldrich

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:
25034-86-0
UNSPSC Code:
12162002

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

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

InChI key

ADFPJHOAARPYLP-UHFFFAOYSA-N

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General description

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

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Precautionary Statements

P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKBJ1015V

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Novel fabrication of 2D and 3D inverted opals and their application.
Jae Ah Lee et al.
Small (Weinheim an der Bergstrasse, Germany), 7(18), 2581-2586 (2011-08-03)
F N K Kwong et al.
The Journal of bone and joint surgery. British volume, 88(1), 120-122 (2005-12-21)
The outcome of a cemented hip arthroplasty is partly dependent on the type of cement which is used. The production of an interface gap between the stem and the cement mantle as a result of shrinkage of the cement, may
M H Geiger et al.
Clinical orthopaedics and related research, (382)(382), 258-266 (2001-01-12)
This controlled study compared the strength and porosity of 48 polymethylmethacrylate cement-implant constructs prepared with open bowl versus vacuum mix technique. Forty-eight blast finished stainless steel rods of 13 mm diameter were implanted with centralizers into 17-mm inner diameter tubes
S J Breusch et al.
Acta orthopaedica Scandinavica, 72(1), 29-35 (2001-05-01)
In a cadaver study, we prepared 29 paired human cadaver femora using 3 different broaches of identical geometry but different surface characteristics. In one group of 20 pairs, preparation with chipped-toothed broaches was compared to diamond-shaped broaches; in the other
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)
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