Antioxidant 4425 Primary Antioxidant for Organic Polymers.

  • Model NO.: AO 4425
  • Appearance: Powder
  • Specification: 98%
  • HS Code: 381220
  • Kind: Antioxidant
  • Trademark: DEBORN
  • Origin: China
Chemical Name 4,4'-Butylidenebis(6-tert-butyl-3-methylphenol)
Molecular Formula  C26H38O2
Molecular Weight  382.58
Structure   
Antioxidant 4425 Primary Antioxidant for Organic Polymers.
CAS Number  85-60-9

Specification Appearance:                                   White powder
                    Melting Range(ºC):                          208.0~214.0
                           Ash:                                               Max 0.10%
                    Volatile loss:                                    Max 0.50%
                    Color of solution 425nm:                   Min 95%
                    Color of solution 500nm:                   Min 97%
                    Purity(%):                                        Min 99.0%
 
Packing It is packed in three-in-one compound bags with net of 25KG
 
Applications
· Primary antioxidant for organic polymers.
· Non-discoloring antioxidant with a wide range of applications for thermoplastics and adhesives.
· Exhibits a synergistic effect in combination with Antioxidant 168 and other secondary antioxidants.
· Highly effective in Polyamide and tire cod and high impact Polystyrene,ABS,Polyesters,most elastomers and rubbers.

Surface treatment
All surfaces to be coated shall be clean, dry and free of pollution. All surfaces shall be evaluated and processed according to
ISO8504:1992 standard, and the grease shall be removed according to the requirements of SSPC-SP1 solvent cleaning standard.
Precautions
When brush or roller coating the product, it may be necessary to be coated more times in order to obtain the specified dry film
thickness. It should avoid to be coated too thick, and the thickness of wet film should not exceed 150μm.
Low temperature curing: This product is a water system. It is not suitable for low temperature environment. It is not recommended
to construct when the temperature is below 10℃ . Because when the temperature is below 10℃ , the product cannot be fully
solidified; when the temperature is below 0℃ , the product will freeze, and cannot be used.

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