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HITEX® -OB

Technical DataSheet | Supplied by HPL Additives

2,5-Thiophenediylbis(5-tert.butyl-1,3-benzoxazole). Acts as an optical brightening agent. Can also be used as fluorescent whitening agent. Offers exceptional whitening properties, excellent resistance to heat, good light fastness and low volatility. Suitable for various polymers at all stages of processing. Particularly useful for engineering plastics including polyesters, polycarbonates, polyamides and acrylics, thermoplastic polyurethanes, PVC, polyolefins, styrene and copolymers. Recommended for indirect food contact.

HITEX® -OB Product details

Product Type
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Chemical Composition
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CAS Number
7128-64-5
Masterbatch
xx
Physical Form
Powder
Appearance
Yellow, Greenish yellow
Product Status
xxxxxxxxxx
Applications/ Recommended for
  • xxxxxxxxx
  • xx
  • xx
  • xx
  • xxxxxxxxxxxxxxxx
  • xxx
  • xxxxxxxxxxxxxxxx
  • xxxxxxxxxxxxxxxxxxxxxx
  • xxxxxxxxxxxxxxxxxxxxxxxxx
  • xxxxxxxxxxxxxxxxxxxxxxxxx
Food contact approval
xxx
Labels/Agency Rating
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HITEX® -OB Properties

Property

Value & Unit
Test Condition
Test Method
Melting point (Open capillary tube method)
xxxxxxxxx °C
Loss on drying (2g/2h/105°C)
xxxxx %w/w
Purity, DSC
xxxx %w/w
Wt. loss, TGA in air @ 20°C/min (280°C)
xxx %
Wt. loss, TGA in air @ 20°C/min (310°C)
xxx %
Wt. loss, TGA in air @ 20°C/min (325°C)
xxx %
Molecular weight
xxxxx

Solubility Properties

Element
Test Condition
Test Method
Soluble in
xxxxxxxxxx
Insoluble in
xxxxxxxxxx
Slightly soluble in
xxxxxxxxxx
Last edited Jun 8, 2016
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