PowerStab™ 944 ,Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl4-piperidinyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidinyl)imino]]),CAS No.71878-19-8,70624-18-9



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Hindered Amine Light Stabilizers(HALS)

PowerStab™ 944

Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl4-piperidinyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidinyl)imino]]).

Synonym: 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

Chemical Structure

Introduction / Features

PowerStab™ 944 is a polymeric hindered amine light stabilizer. It has excellent light stabilization performance in polyolefins (thin- and thick-section), low volatility and excellent resistance to migration.

Physical Properties

Chemical Name:	Bis(2,2,6,6,-tetramethyl-4-piperidyl)sebaceate
CAS No.:	71878-19-8, 70624-18-9
EINECS No.:	n.a.
Formula:	(C`35`H`68`N`8`)n
Molecular Weight:	n.a.
Melting Point (°C):	100-135
Specific Gravity`[20°C]`:	1.01
Vapor Pressure`[20°C, Pa]`:	~1.0E-6
Flash point (°C):	Min.150
Volatiles (%):	Max.1.0
Color of Solution 425nm (%):	Min.95
Color of Solution 450nm (%):	Min.96
Ash(%)	Max,0.1
Appearance:	White Crystalline Granules

Solubility (20°C)	% w/w
Acetone:	>50
Ethanol:	<0.1
Chloroform:	>30
Ethyl acetate:	>50
Methylene chloride:	>50
n-Hexane:	41
Methanol:	3
Toluene:	>50
Water:	<0.01

Applications

PowerStab™ 944 is a polymeric hindered amine light stabilizer (HALS) which is effective in a broad range of polymers and applications. The product is particularly useful in PE applications (injection molding, film, and tape), PP (injection molding, film, and fibers), TPO, polyamide fibers, flexible and rigid PVC, styrenic TPE’s, polyurethanes, and specialty adhesive applications. It is also suitable for use in xylene XLDPE.

Packings

PowerStab™ 944 is supplied in 25kg PE bag

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