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925640

Sigma-Aldrich

Poly (ethylene glycol)-block-Poly (sulfobetaine methacrylate)

PEG average Mn 5000, PSBMA Mn 13,000

Synonym(s):

PEG-PDMAPS, PEG-PSBMA, PSBMA, Poly (sulfobetaine methacrylate)

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About This Item

Linear Formula:
CH3(C2H4O)nC6H7O2N(C11H21O5NS)mOH
UNSPSC Code:
12352112
NACRES:
NA.23

mol wt

PEG average Mn 5000
PSBMA Mn 13,000

Quality Level

Application

Biocompatible, non-fouling block copolymer composed of a neutral PEG block and a zwitterionic poly(sulfobetaine methacrylate) (PSBMA) block.

Poly(sulfobetaine methacrylate) (PSBMA) is a well-known zwitterionic polymer, it is non-toxic and biocompatible. On each of its repeating unit, it carries both a positive charge and a negative charge, leading to its strong hydration capacity.

Surfaces coated with PSBMA showed super hydrophilic property and strong resistance to protein adsorption/bacterial adhesion, making this polymer a promising material in anti-fouling applications.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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