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 materialsAdhesives, 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