Surface Coating / Alfa Chemistry

Poly(ethyleneimine) solution

Cat.No ACM9002986-24

Basic Information Description Application Features And Benefits
CAS 9002-98-6
Catalog Number ACM9002986-24
Synonyms Ethyleneimine polymer solution, PEI
IUPAC Name aziridine
Molecular Weight Mr 600,000-1,000,000
Molecular Formula C2H5N;CH2NHCH2;C2H5N
InChI 1S/C2H5N/c1-2-3-1/h3H,1-2H2
Boiling Point 131 to 133 °F at 760 mm Hg (EPA, 1998);56.0 °C;55-56 °C at 760 mm Hg;56-57 °C;133°F;133°F
Melting Point -98 °F Freezing Point (EPA, 1998);-77.9 °C;Freezing point: -71.5 °C;-74 °C;-97°F;-97°F
Flash Point 12 °F (EPA, 1998);12 °F (-11 °C) (Closed cup);-11 °C c.c.;12°F;12°F
Density 0.8321 at 68 °F (EPA, 1998);0.8321 at 24 °C/4 °C;Relative density (water = 1): 0.8;0.83;0.83
Solubility Miscible (NIOSH, 2016);23.22 M;SOL IN ALKALI;Soluble in ethanol; slightly soluble in ether; very soluble in chloroform; miscible in organic solvents;In water, 1X10+6 mg/L (miscible);Solubility in water: miscible;Miscible
Autoignition Temperature 608 °F (USCG, 1999);608 °F (320 °C);322 °C
Composition ~50% in H2O
EC Number 205-793-9;618-346-1
MDL Number MFCD00084427
Packaging Packaging
1 g in glass bottle
Quality Level 200
Refractive Index Index of refraction = 1.412 at 25 C/D
Storage Temperature 2-8°C
Vapor Density 1.48 (EPA, 1998) (Relative to Air);1.48 (Air=1);Relative vapor density (air = 1): 1.5;1.48
Vapor Pressure 160 mm Hg at 68 °F (EPA, 1998);213.01 mmHg;213 mm Hg at 25 °C;Vapor pressure, kPa at 20 °C: 21.3;160 mmHg;160 mmHg
Description All polyethylene imine polymers are hydrophilic and may contain approx. 30% hydrated water.
Application Detergents, adhesives, water treatment, printing inks, dyes, cosmetics, and paper industry, adhesion promoter, lamination primer, fixative agent, flocculant, cationic dispersant, stability enhancer, surface activator, chelating agent, scavenger for aldehydes and oxides.
Protein precipitant.
Features And Benefits They can interact with or be dissolved by water or other polar substances.

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