Light Stabilizer 438 N, N′ -Bis (2, 2, 6, 6-tetramethyl-4-piperidinyl) -1, 3-Benzenedicarboxamide

• CAS No.: 42774-15-2
• Formula: C26h42n4o2
• EINECS: 419-710-0
• Color: White
• Kind: Stabilizer
• Appearance: Powder
• Model NO.: CAS 42774-15-2
• Storage: Store in a Cool, Dry, and Well-Ventilated Location
• Transport Package: 25kg/Drum
• Specification: Chloride content (%): 0.82max
• Trademark: DEBORN
• Origin: China

Product Description

Light Stabilizer 438

Chemical Name: N,N'-Bis(2,2,6,6-tetramethyl-4-piperidinyl)-1,3-benzenedicarboxamide

Synonyms:1,3-Benzendicarboxamide,N,N'-Bis(2,2,6,6-Tetramethyl-4-Piperidinyl);Nylostab S-Eed; Polyamide Stabilizer;1,3-Benzenedicarboxamide, N,N-bis(2,2,6,6-tetramethyl-4-piperidinyl)-;1,3-Benzenedicarboxamide,N,N'-bis(2,2,6,6-tetramethyl-4-piperdinyl);N,N''-BIS(2,2,6,6-TETRAMETHYL-4-PIPERIDINYL)-1,3-BENZENEDICARBOXAMIDE;N,N'-bis(2,2,6,6-tetramethyl-4-piperidyl)isophthalamide;Light stabilizer 438
Molecular Structure

Molecular Formula C26H42N4O2
Molecular Weight 442.64
CAS NO: 42774-15-2

Specification:

Appearance	White to yellow-white powder
Content (%)	98.00 min
Melting Point(ºC)	270.00-274.00
Volatile (%)	1.90 max
Chloride content (%)	0.82 max
Transmittance (%)	425nm :90.00 min
	500nm :92.00 min

Applications
Improved melt processing of polyamides
Enhanced long-term heat and photo-stability
Improve color strength. Improve pigment stability.
Reinforced nylon fiber dyeability.

Packing and Storage:
Package: 25KG/CARTON
Storage: Stable in property, keep ventilation and away from water and high temperature.