antioxidant626 for polyamide

• CAS No.: 26741-53-7
• Formula: C33H50O6P2
• EINECS: 247-952-5
• Appearance: Powder
• Usage: Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents
• Color: White
• Model NO.: antioxidant626
• Transport Package: 25kg/Bag
• Specification: purity 98%
• Trademark: lepuz
• Origin: China
• Production Capacity: 5000ton/Year

Product Description

Product Description

Antioxidant 626

CAS No.26741-53-7

Molecular formula:C₃₃H₅₀O₆P₂

_{Molecular Weight: 604.694}

_{Other name:Bis-(2,4-di-tert-butyl-pheny)-phosphiterythritol diphosphite, Antioxidant 626, ADKStabPEP24, MarkPEP24, Ultranox626, Antioxidant} THP-24_;

_{Physical Properties:}

Appearance	White crystalline powder
Melting RangeºC	170~180
Purity(%)	≥96.0
Acid value (mg KOH/g)	≤1.0
Volatiles(80.0°C) (%)	≤1.0

Usage:

Antioxidant 626 is a kind of high performance solid organic phosphite antioxidant, which has a good protective effect on the color and luster of the polymer, and is superior to other phosphite esters. It is generally not used alone, and is often used in combination with antioxidant 1010 and other phenolic main antioxidants to improve the thermal stability of the polymer processing process.Combined with phenolic antioxidants,626 is widely used in PE, PP, PS, polyamide, polycarbonate, ABS and other polymer materials

Packing

25Kg/bag, or according to customers' requirements.

Main products
Optical brighteners: OB  OB-1 OB-3, KCB  FP-127  KSN  MDAC(SWN)  CBS-X
Light stabilizers:     622  770  944  292  783
UV absorbers:          UV-531  UV-9(BP-3)  UV-P  UV-326  UV-327  UV-328  UV-329  UV-571  UV-284(BP-4) 
Antioxidants:          1010  168  BHT  B225  2246  425  DTBHQ  626
Pigments:                 Red 122  Red 112  Violet 19  Violet 23  Yellow 110  Yellow 138  Yellow 74  Yellow 183 
Slip agents:                  Oleamide  Erucamide

Our Services

We have exact inventory plans to guarantee stable supply.

We have many years' experience of chemical logistics and dangerous chemical managers with specially trained, which ensure the safety and right of chemicals, timely logistics.

Our laboratory takes strictly testing on every lot of goods according to customers' requirement. Meanwhile we has good relationship with the third party company SGS.

After-sales service is the important part in our service. If there are quality problems, we will actively cooperate with the customers and solve the problems early.

We expect to become good partners with our customers for long.

Company information





FAQ

Q: Do you have any certificate for quality?

 A: Yes, we have ISO9001:2015 quality system certificate and REACH.

Q: Can you customize products?

A: Yes, we can.

Q: Can you provide samples for quality checking before placing an order?

A: Samples are avaliable upon request, but the shipping cost should be paid by customer.

Q: How to get the price list?

A: Please inqire us by alibaba/email.

Q: What's your payment term?

A: TT/LC/DA/DP/Paypal