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Polymate Additives Co., Limited
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Products
   
.
Antioxidants
  Phenolic Antioxidants
Plaox-1010, Plaox-1076, Plaox-1098
Plaox-1024, Plaox-3114
Organophosphite Antioxidants
  Plaox-168, Plaox-626
  Amine Antioxidants
  Plaox-BODPA, Plaox-DNDPA
Plaox-DODPA, Plaox-DCDPA
  Thioester Antioxidants
  Plaox-DLTDP, Plaox-DSTDP
  Blended Antioxidants
  Plaox-B215, Plaox-B225
   
  Heat stabilizers
Organophosphites
  Pherst-TPP, Pherst-ODPP
   
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Light stabilizers
HALS (hindered amine light stabilizers)
  Palst-770, Palst-622, Palst-944
Palst-783, Palst-791
Palst-3346
, Palst-3529
  UVA (Ultraviolet absorbents)
 

Pamsorb-531, Pamsorb-P
Pamsorb-234, Pamsorb-326
Pamsorb-327, Pamsorb-328
Pamsorb-1164, Pamsorb-1577

   
.
Flame retardants
Brominated Flame retardants
 

Plamtar-TBBA, Plamtar-BDDP
Plamtar-TBSBPE
Plamtar-DBDPE, Plamtar-BTBPOE
Plamtar-BTBPIE
Plamtar-HBCD, Plamtar-TTBPC
Plamtar-TBC

  Halogen free Flame retardants
  Plamtar-RDP, Plamtar-BDP
Plamtar-DOPO, Plamtar-DOPO-HQ
   
   
   
   
   
   
 
 
About us | Products | Service | Contact us   
   
 
Antioxidants  
    Thioester Antioxidants    
    Plaox-DLTDP | Plaox-DSTDP    
    __________________________________________________________________________    
    Antioxidant Plaox-DSTDP    
   

Chemical name: DiStearyl ThioDiPropionate
Equivalent: Irganox PS802 ( Ciba SC )/ Lowinox DSTDP (Chemtura)/ Cyanox STDP (Cytec)
Molecular formula: C42H82O4S
Molecular weight: 683
CAS No.: 693-36-7
Structural formula:



 
Physical properties
Appearance: White powder
Melting range: 63.5 ~ 68.5 ˇăC
Flash point: 257 ˇăC
Specific gravity (g/cm3 ), @20 ˇăC: 1.027

Solubility (g/ 100g solvent), @20 ˇăC

Water: Insoluble
Toluene: Soluble
Chloroform: Soluble

MEK: Soluble
Alcohols: Insoluble
Hexane: Soluble

   

Specifications

Appearance: White powders
Melting point: 63.5 ~ 68.5 ˇăC
Ash: 0.01% max
Loss on drying: 0.05% max

Sapon value (mg KOH/g): 160 ~ 170
Acid value (mg KOH/g): 0.05 max
Color (Pt-Co), melton: 60 max
   
Applications

Plaox-DSTDP is a thioester auxiliary antioxidant with good performance and with higher antioxidant effect than Plaox-DLTDP. It is of low volatilization, low heat loss in processing, non-polluting and non-discoloring. It has well synergistic of antioxidant Plaox-1010, Plaox-1076. Plaox-DSTDP is widely used for PE, PP, PA, ABS resin, etc. The dosage is recommended to be 0.1 ~1.0 phr.

   

Packing

25kg/bag

 
__________________________________________________________________________
Phenolic Antioxidants
Plaox-1010 | Plaox-1076 | Plaox-1098 | Plaox-1024 | Plaox-3114
Organophosphite Antioxidants
Plaox-168 | Plaox-626
Amine Antioxidants
Plaox-BODPA | Plaox-DNDPA | Plaox-DODPA | Plaox-DCDPA
Blended Antioxidants
Plaox-B215 | Plaox-B225
 
   
         
     
   
   

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