Synergistic agent 2,3-Dimethyl-2,3-diphenylbutane (DMDPB)

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Last update: 2017-12-30 20:50
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Product details

Trade name:FARIDA DMDPB

Common name:DMDPB

Chemical name:2,3-Dimethyl-2,3-diphenylbutane 
 

Molecular Formula:C18H22

Molecular weight:238.4

CAS NO:1889-67-4

EINECS/ELINCS NO:217-568-2

The reactivity of a C-C initiator is usually given by its half-life at various temperatures. For DMDPB in chlorobenzene:

0.1 hr    at 284℃ (543℉)

1 hr       at 259℃ (498℉)

10 hr    at 237℃ (459℉)

 

Application

As a newpolymer additive, FARIDA DMDPBcan be usedas synergist for flame retardancy, and catalyzator or initiator for the crosslinking and graft copolymerization of polymeric materials , widely used for modifying the properties of polymer materials such as polyolefin, acrylic, polycarbonate and polyether, etc..
 

Characteristics

Appearance

White to light yellow flakes

Odor

Faint

Active material

95.0% min.

Density

1.1g/cm3(20℃/ 68℉)

Melting point/freezing point

90 - 110 ℃ / 194 - 230 ℉

Specific gravity

=1.1 (20℃/ 68℉)

Melting range

90-110℃

Bulk density

0.45 g/cm(20℃/ 68℉)

Boiling point

306.1°C at 760 mmHg

Flashing point

142.7°C

Solubility

Insoluble (20℃/ 68℉) ; Soluble in toluene (20℃/ 68℉)

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