PowerSorb™ 3638,CAS No. 18600-59-4,2,2'-(1,4-Phenylene)bis(4H-3,1-benzoxazin-4-one)



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	Antioxidant \| Ultraviolet Absorber \| Light Stabilizer \| Photoinitiator

Benzophenones Based Ultraviolet Absorbers

PowerSorb™ 3638

2,2'-(1,4-Phenylene)bis(4H-3,1-benzoxazin-4-one).

Synonym: 2,2'-Benzene-1,4-diylbis(4H-3,1-benzoxazin-4-one)

Chemical Structure

Introduction / Features

PowerSorb™ 3638 is a highly efficient and non-staining UV absorber.

Physical Properties

Chemical Name: 2,2'-(1,4-Phenylene)bis(4H-3,1-benzoxazin-4-one)

CAS No.: 18600-59-4

EINECS No.: 418-280-1

Formula: C22H12N2O4

Molecular Weight: 368

Bulk Density: 0.52@20°C

Melting Point(°C): Min.310

Volatile Loss（%）:

Max.0.5

Color(YI,2g sample): 4 Max

Color(APHA): 30 Max

IR Spectrum: Conform

Odor: None

Color of Solution 460nm (%): Min.98.0

Color of Solution 500nm (%): Min.99.0

Ash(%): Max. 0.10

Appearance: Off-white to Pale Yellow Fine Powder

Min. Purity: 98%

Applications

PowerSorb™ 3638 is made to dissolve quickly in PET resin and to give a transparent appearance even with high dosage.

PowerSorb™ 3638 is ideal for film/sheet/plate applications such as solar cell, window film, etc.

PowerSorb™ 3638 is registered on FDA and is approved for food contact applications such as PET bottles and food wrap films.

Packings

PowerSorb™ 3638 is supplied in 25 kg carton box with inner anti-static PE bag.

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