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Documenti

441147

Sigma-Aldrich

Polystyrene

average Mw ~350,000, average Mn ~170,000

Sinonimo/i:

PS

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About This Item

Formula condensata:
[CH2CH(C6H5)]n
Numero CAS:
9003-53-6
Numero MDL:
MFCD00084450
Codice UNSPSC:
12162002
ID PubChem:
24867334
NACRES:
NA.23

Forma fisica

pellets

Indice di fluidità

2.0-4.0 g/10 min (200°C/5kg)

PM

average Mn ~170,000
average Mw ~350,000

Resistenza all’urto

21 J/m (Izod, ASTM D 256, 23 °C, notched)

Impurezze

≤5% mineral oil

Temp. transizione

Tg 95 °C

Densità

1.04 g/mL at 25 °C

Allungamento

ASTM D 638 - 1.5% (at break)

InChI

1S/C8H8/c1-2-8-6-4-3-5-7-8/h2-7H,1H2
PPBRXRYQALVLMV-UHFFFAOYSA-N

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Applicazioni

Extrusion molded foamed packaging, dinnerware, bottles and toys. Injection molded packaging containers, toys and disposable cutlery.

Caratteristiche e vantaggi

Hard, clear moderately strong polymer, biologically inert, good dimensional stability. Susceptible to exterior (UV) degradation.

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Dispositivi di protezione individuale

dust mask type N95 (US), Eyeshields, Gloves

Certificati d'analisi (COA)

Cerca il Certificati d'analisi (COA) digitando il numero di lotto/batch corrispondente. I numeri di lotto o di batch sono stampati sull'etichetta dei prodotti dopo la parola ‘Lotto’ o ‘Batch’.

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1 of 2

Polystyrene analytical standard, for GPC, 90,000

Supelco

327778

Polystyrene

Polypropylene Isotactic, average Mw ~250,000, average Mn ~67,000

Sigma-Aldrich

427888

Polypropylene

Päivi Grönroos et al.
Sensors (Basel, Switzerland), 19(12) (2019-06-30)
Novel hot electron-emitting working electrodes and conventional counter electrodes were created by screen printing. Thus, low-cost disposable electrode chips for bioaffinity assays were produced to replace our older expensive electrode chips manufactured by manufacturing techniques of electronics from silicon or
Laarnie Tumolva et al.
Microscopy research and technique, 75(4), 505-512 (2011-09-16)
Morphological properties of atmospheric particles are directly related to their residence time and transport behaviors, and their deposition patterns in human respiratory systems. The projected properties of particles measured by transmission electron microscopy (TEM) were combined with the particle height
Kevin Kendall et al.
Nanotechnology, 20(27), 275701-275701 (2009-06-18)
The weak molecular attractions of nanoparticles are important because they drive self-assembly mechanisms, allow processing in dispersions e.g. of pigments, catalysts or device structures, influence disease through the attraction of viruses to cells and also cause potential toxic effects through
Eunkyung Lee et al.
Bioresource technology, 101(5), 1487-1493 (2009-09-09)
In this study, membrane biofouling caused by bacteria that have different characteristics was evaluated using flow field-flow fractionation (FlFFF). Three different bacteria which differed from size and shape (Staphylococcus epidermidis, Escherichia coli, Flavobacterium lutescens) were investigated with GM ultrafiltration (UF
J K R Weber et al.
The Review of scientific instruments, 80(8), 083904-083904 (2009-09-04)
A single-axis acoustic levitator was constructed and used to levitate liquid and solid drops of 1-3 mm in diameter at temperatures in the range -40 to +40 degrees C. The levitator comprised (i) two acoustic transducers mounted on a rigid
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