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435252 Aldrich

Poly(styrene-co-maleic acid), partial isobutyl/methyl mixed ester

average Mv ~180,000, powder

Synonym: maleated copolymer, maleated polymer, maleic copolymer

  • CAS Number 63528-92-7

  • Linear Formula [CH2CH(C6H5)]x[CH(CO2R)CH(CO2R)]y, R = H or CH3 or-CH2CH(CH3)2

  •  MDL number MFCD00217735

  •  PubChem Substance ID 24867225

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Properties

Related Categories Hydrophobic Polymers, Materials Science, Polymer Science, Polymers, Styrene copolymers,
form   powder
mol wt   average Mv ~180,000
viscosity   15-35 cP, 10 %(25 °C, Brookfield, spindle #1) (60 rpm, pH 8.3)(lit.)
acid number   ~185 mg KOH/g
transition temp   Tg 140-150 °C
  flow temperature 230-235 °C
solubility   aqueous base, alcohols, ketones and ethyl acetate: soluble
density   1.15 g/mL at 25 °C(lit.)

Description

General description

1:<1 mole ratio of styrene:maleic anhydride

Application

Dispersant, emulsifier, binder, sizing agent and viscosity modifier.

Price and Availability


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Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles
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