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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

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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G N Thomopoulos et al.
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