Light Stabilizers 944

• CAS No.: 70624-18-9
• Formula: [C35h66n8]N(N=4-5)
• Color: White
• Model NO.: LIGHT STABILIZERS 944
• Transport Package: 25kg Bag or Carton
• Trademark: SINOCHEM
• Origin: Shandong

Product Description

Chemical Name: 1,6-Hexanediamine, N,N'-bis(2,2,6,6-tetramethyl-4-piperidinyl)-,
polymer with 2,4,6-trichloro-1,3,5-triazine, reaction products with
2,4,4-trimethyl-2-pentanamine

Structural Formula:

 

 

Molecular Formula: [C₃₅H₆₆N₈]_n(n=4-5)
Molecular Weight: 2100-3000
CAS No.: 70624-18-9
Properties: UV-944 944 is a high molecular weight hindered amine light stabilizer (HALS). It shows excellent compatibility, high resistance to extraction and low volatility.

Specification:

 

Item		Requirements
Appearance		White crystal powder or yellowish granule
Melting point, ºC		110.0~130.0
Volatilizing, %		Max. 1.0
Ash, %		Max. 0.10
Transmittance, %	425nm	Min. 93.0
	500nm	Min. 95.0

Uses: Areas of application include polyolefins (PP,PE), olefin copolymers such as EVA as well as blends of polypropylenewith elastomers. In addition in certain instances CHIMASSORB 944 is highly effective in polyacetals, polyamides, polyurethanes, flexible and rigid PVC, as well as PVC blends and in certain styrenic elastomer and adhesive specialty applications.
Package and Storage: 25 KG cartons or drums, or according to customers' requirements. Store in a cool area designed for the storage of chemicals. Period of validity: Normally 24 months.