Catalog Number
ACM9002986-24
Product Name
Poly(ethyleneimine) solution
Category
Hydrophilic Polymers
Synonyms
Ethyleneimine polymer solution, PEI
Description
All polyethylene imine polymers are hydrophilic and may contain approx. 30% hydrated water.
Molecular Weight
Mr 600,000-1,000,000
Molecular Formula
C2H5N;CH2NHCH2;C2H5N
InChI
1S/C2H5N/c1-2-3-1/h3H,1-2H2
InChI Key
NOWKCMXCCJGMRR-UHFFFAOYSA-N
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
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.
Color/Form
Oily, water-white liquid;Colorless liquid ... [Note: Usually contains inhibitors to prevent polymerization].
Covalently-Bonded Unit Count
1
EC Number
205-793-9;618-346-1
Features And Benefits
They can interact with or be dissolved by water or other polar substances.
Heat of Vaporization
333 Btu/lb= 185 cal/g= 7.75 x 10+5 J/kg
Log P
log Kow = -0.28 (est);-0.36
MeSH Entry Terms
aziridine;aziridine, conjugate acid;ethyleneimine;ethylenimine
Monoisotopic Mass
43.042199g/mol
NSC Number
196335;134422;124036;124035;124034
Odor
Pungent, ammonia-like odor;Amine odor
Other Experimental
1 mg/cu m = 0.56 ppm; 1 ppm = 1.79 mg/cu m;Saturation concentration = 567 g/cu m at 30 °C.;Heat of solution: -26 Btu/lb= -14 cal/g= -0.6x10+5 J/kg (est);Heat of polymerization: (est) -900 Btu/lb= -500 cal/g= -20x10+5 J/kg;... tend/s/ to polymerize with explosive violence in the presence of acids and acid-forming and oxidizing materials;Henry's Law constant = 1.21X10-5 atm-cu m/mol at 25 °C (est);Hydroxyl radical reaction rate constant = 6.10X10-12 cu-cm/molec-sec at 25 °C
Packaging
Packaging
1 g in glass bottle
Refractive Index
Index of refraction = 1.412 at 25 C/D
UN Number
1185;1185;1185;1185;1185
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