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Shanghai Sunwise Chemical Co., Ltd.

Bis (2 4-DI-TERT-BUTYLPHENYL) Pentaerythritol DIP, 26741-53-7, Plastic Additives manufacturer / supplier in China, offering Bis (2, 4-DI-TERT-BUTYLPHENYL) Pentaerythritol Diphosphitecas. No: 26741-53-7 Plastic Additives Antioxidants, Inner Chip Patch Type Drip Irrigation Pipe, Inlaid Cylindrical Emitter Drip Irrigation Pipe and so on.

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Supplier Homepage Product Plastic, Additives and Resins Bis (2, 4-DI-TERT-BUTYLPHENYL) Pentaerythritol Diphosphitecas. No: 26741-53-7 Plastic Additives Antioxidants

Bis (2, 4-DI-TERT-BUTYLPHENYL) Pentaerythritol Diphosphitecas. No: 26741-53-7 Plastic Additives Antioxidants

FOB Price: US $1-1,000 / kg
Min. Order: 1 kg
Min. Order FOB Price
1 kg US $1-1,000/ kg
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Production Capacity: 20mts/Month
Transport Package: in 25kgs Net Plastic Bag
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: Antioxidants
  • Type: Antioxidants
  • Color: White
  • Purity: 95.0% Min
  • Molecular Formula: C33h50o6p2
  • Trademark: SWC
  • Classification: Chemical Additives
  • Appearance: Powder
  • CAS: 26741-53-7
  • Melting Point: 170.0-180.0°c Min
  • Molecular Weight: 604.69
  • Origin: China
Product Description
Product Name  BIS(2,4-DI-TERT-BUTYLPHENYL) PENTAERYTHRITOL DIPHOSPHITE

Identification
Synonyms   Ultranox 626;Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite; 3,9-Bis(2,4-bis(1,1-dimethylethyl)phenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecane; ADK Stab PEP 24; Mark PEP 24
Molecular Formula C33H50O6P2
Molecular Weight  604.69
CAS Number  26741-53-7
EINECS/ELINCS 247-952-5

Properties
Appearance  white crystalline powder
Melting Point  170-180°C

Specification
ItemSpecification
AppearanceWhite crystalline powder
Purity95.0% min
Melting point170.0-180.0°C min
Volatiles1.0% max
Acid value1.0mgKOH/g max
Free 2,4-di-t-butylphenyl  1.0% max

Application
High-effective solid phosphite ester antioxidant, which is superior to other phosphite ester in the effective protection of polymers' color. It is often blended with phenolic principal antioxidant (such as Antioxidant 1010) to prepare composite antioxidant which improves the thermo-stability of polymer processing, thus making it widely applied in PE, PP, PS, PA, PC, ABS and many other polymer materials. Reference dosage at 0.1%-0.3%.

Packing and Storage
Packing  In 25kgs net plastic bag into Aluminum bag with nitrogen protection into carton.
Storage  Keep container tightly closed. Away from moisture ad heat to avoid hydrolysis.  
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