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
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
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
NACRES	NA.23
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.