PowerSorb™ 328 CAS No. 25973-55-1

2-(2’-Hydroxy-3’,5’-di-t-amylphenyl)benzotriazole;

2 2h benzotriazol 2 yl 4 6 ditertpentylphenol uv 328

PowerSorb™ 328 is a strong absorber of ultraviolet radiation and has a high degree of photostability - photochemical energy absorbed in the ultraviolet region is dissipated as thermal energy.

Technical Data of PowerSorb™ 328 CAS No. 25973 55 1

Synonyms	Tinuvin 328, Uvinul 3028, Omnistab 328, Songsorb 3280, Cyasorb UV-2337, Lowilite 28, HOSTAVIN 3310P, Eversorb 74, Chiguard 328, EVERSTAB 328.
CAS Number	25973-55-1
EINECS Number	247-384-8
Chemical Structure
Chemical Formula	C22H29N3O
Molecular Weight	352
Packing	PowerSorb™ 328 is supplied in 25Kg Carton Box or 40Kg Fiber Drum.
Note	All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of the product described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages.

Benefits & Applications of PowerSorb™ 328 cas 25973 55 1

PowerSorb™ 328 features strong UV absorption, low initial color, good solubility in plasticizers and monomers, moderately low volatility, and excellent compatibility in a wide variety of substrates.

PowerSorb™ 328 can be used in combination with phenolic & phosphite antioxidants, and HALS to optimize performance in outdoor use.

PowerSorb™ 328 is suitable for use in polyolefins, PVC, styrene homo and copolymers, ABS, acrylic polymers, unsaturated polyesters, thermoplastic urethanes, moisture cured polyurethanes, polyacetals, polyvinylbutyral, two component epoxies and urethanes, oil alkyds and thermosetting acrylic enamels.

Physical Properties of PowerSorb™ 328 25973 55 1 cas

Appearance	Pale yellow powder
Specific Gravity [20°C]
Melting Point (°C)	79-83
Boiling Point (°C)
Flash Point (°C)	229
Vapour Pressure (25°C, Pa)
Volatile Loss (%)
Color of Solution 460nm (%)
Color of Solution 500nm (%)
Ash (%)
Purity (%)

Solubility of PowerSorb™ 328 CAS No. 25973-55-1

Solubility [20°C]	% w/w
Acetone	6
Benzene	39
Butyl Carbitol
Butanol
Butyl acetate	15
Chloroform	44
Cyclohexane	56
Dichloromethane	56
Ethanol
Ethyl acetate	20
Ethyl glycol	4
n-Hexane	16
MEK	14
Methanol
Methyl ethyl ketone	24
Mineral spirits	14
Styrene	34
Water	<0.01
Xylene	34

There are many bulk chemical companies, but we are one of the best choices for you.

Other supplier products

	PowerSorb™ 328 CAS No. 25973-55-1	2-(2’-Hydroxy-3’,5’-di-t-amylphenyl)benzotriazole; 2 2h benzotriazol 2 yl 4 6 ditertpentylphenol uv 328 PowerSorb™ 328 ...
	PowerSorb™ 3049 CAS No. 131-54-4	2,2-Dihydroxy-4,4-dimethoxybenzophenone PowerSorb™ 3049 is an efficient UV absorber for polyester film, which it protests from premature d...
	PowerCure™ DEAP CAS No. 6175-45-7	2, 2-Diethoxyacetophenone PowerCure™ DEAP is a high-boiling-point liquid effective photoinitiator which is compatible with acrylate monome...
	PowerSorb™ 571 CAS No.	2-(2H-Benzotriazol-2-yl)-6-dodecyl-4-methyl phenol, linear and branched PowerSorb™ 571 is a low volatility liquid ultraviolet light absorb...
	PowerSorb™ 234 CAS No. 70321-86-7	2-[2-hydroxy-3,5-di-(1,1-dimethylbenzyl)]-2H-benzotriazole; 2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl) phenol PowerSorb™ ...

供应产品

Same products

	HPMC 粉末	卖方: 谊达纤维素	羟丙基甲基纤维素（HPMC）是采用精制棉经粉碎后，与氢氧化钠（液碱）溶液进行碱化反应，再加入二氯甲烷和环氧丙烷进行醚化反应，再经过介质混合、压制、干燥、筛分等一系列环节而制得，为无臭、无毒的白色...
	UHMWPE Plant	卖方: Hubei Sanli Fengxiang Technology Co., Ltd	Ultra high molecular weight polyethylene (hereinafter called as UHMWPE) is a linear structural po...
	Formic acid production technology	卖方: Hubei Sanli Fengxiang Technology Co., Ltd	There are totally four production processes forformic acid production, incl. Sodium Formate Proce...
	PPC Plant	卖方: Hubei Sanli Fengxiang Technology Co., Ltd	PPC (polypropylene carbonate)is acompletely biodegradable environment-friendly plastic synthesize...
	Buy Caluanie Muelear Ship in Europe	卖方: CALUANIE MUELEAR OXIDIZE	Caluanie (Oxidative Partition Thermostat, Heavy Water) Appearance: Transparent liquid. Smell: Ord...