PowerSorb™ 3000,2,4-Dihydroxybenzophenone,CAS No.131-56-6



	New Materials Creating New Performance!
	Antioxidant \| Ultraviolet Absorber \| Light Stabilizer \| Photoinitiator

Benzophenones Based Ultraviolet Absorbers

PowerSorb™ 3000

2,4-Dihydroxybenzophenone.

Chemical Structure

Introduction / Features

PowerSorb™ 3000 is a UV absorber that is effective in the 280 – 320 nm range. It is soluble in common organic solvents and readily compatible with many polymers.

Physical Properties

Chemical Name:	2,4-Dihydroxybenzophenone
CAS No.:	131-56-6
EINECS No.:	205-029-4
Formula:	C`13`H`10`O`3`
Molecular Weight:	214
Gardner color value(2% in methanol):	3
Melting Point:	140-143°C
Gardner color:	Max.5
Appearance:	Off-white powder
Content of active substance:	100%

Solubility (20°C)	% w/w
Acetone:	>10
Ethyl acetate:	25
Methanol:	40
Ethanol:	40
Methyl ethyl ketone:	40
Methyl methacrylate:	5
N-Methylpyrrolidone:	>20
Styrene:	0.5
Toluene:	<1
Water:	<0.01

Applications

Polystyrene: prevention of yellowing.

Polymethacrylates: improvement of optical and mechanical properties(eg, of transparent extruded sheet).

Rubber-based adhesives: stabilization of adhesive properties.

Alkyd and phenolic resins: improvement of fastness to weathering.

Epoxy resin/unsaturated polyesters: retardation of aging.

Packings

PowerSorb™ 3000 is supplied in 25Kg plastic drum

Technical Library

Download Technical Data Sheet Safety Data Sheet	Search
Download PowerNox PowerStab PowerSorb Brochure	Search
TinToll Polymer Additives Selection Guide	PowerCure Photoinitiator Brochure