poly(ethylene glycol) dimethacrylate cas 25852-47-5

Description

CAS 25852-47-5 Details

Chemical Name: Poly(ethylene glycol) dimethacrylate

CAS No.:25852-47-5

Molecular Formula:(C4H5O).(C2H4O)n.(C4H5O2)

Molecular Weight:194.27

Appearance:Light yellow liquid

CAS 25852-47-5 Typical Properties

ITEMS	TEST METHOD	SPECIFICATION	TEST RESULT
Appearance	Visual	Colorless liquid	Conforms
OH Value (mg KOH/g)	Sapanification	≤10.0	4.7500
Color (Hazen)	APHA	≤30.0	16.50
Acid Value (mgKOH/g)	Titration	≤2.0	0.11
Viscosity (mPaS)	Viscometer@25℃	10～20	13.0
Density (g/ml)	Densimeter@25℃	1.000～1.100	1.06
Refractive Index	Refractometer@25℃	1.4500～1.4600	1.4579
Moisture (wt%)	Karl Fisher	≤1.0	0.12
Inhibitor (MEHQ ppm)	Colormetry	200~500	310
Assay (%)	GC	≥98	98.25

CAS 25852-47-5 Usage

Used in food, medical and health gel materials
Adhesives, coatings, sealants, photoresist, solder coatings and photosensitive polymers

CAS 25852-47-5Packaging and Shipping

Packing: 200kg/drum

CAS 25852-47-5Storage

Stored in cool dry ventilated place away from fire, heat, light, acids and food materials