light stabilizer 944

ANHUI HERRMAN NEW MATERIAL CO.,LTD.

PRODUCT NAME:LIGHT STABILIZER 944

Chemical name:

Poly-{[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetrameth

yl-4-piperidyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidyl)imino]}

Cas No: 70624-18-9

Molecular formula: [C₃₅H₆₄N₈]n (n=4-5)

Appearance: white powder or granule
Light transmittance: ≥93 %(425nm)
                                 ≥95 %(450nm)
Volatile matter :    ≤1.0%
Ash:              ≤0.1%
Molecular weight(Mn ):2100-3000

Softening point : 110°C -130°C

Purity%: ≥99

Specific Gravity(20℃):1.01g/cm³

Bulk Density: 500-700g/l

Solubility(20℃) g/100g Solution

Acetone       >50

Chloroform   >30

Ethanol         <0.1

Ethyl  acetate   >50

Volatility(TGA-data, heating rate 20℃/min in air)

250     0

275     0.2

300     1.0

Solubility: .Soluble in organic solvents, slight in methanol, insoluble in water

Introduction: It is one kind of high molecular Light stabilizer , with multiple functional groups. It can be used in low density PE film, PP tape, EVA film, ABS, PP fiber, PPE, polyacetals, polyamides, polyurethanes, PVC, PVC blending material, polystyrene , rubber and viscose, It can work with UV adsorbent because its special structutre and large molecular weight( 3000,). It also can be used in film and fiber. also can be used as antioxidant and heat stabilizer of polymer, The dosage of agricultural film is 2‰

Cautions : S or halogen may offer bad effects , or some stabilizer, insecticide and fire retardant may react with 944. Please test before use. 

Storage:

Store in dry  places  under 30 ºC avoiding  moisture  and  heat.

Package:

25kgs cardboard /paper carton (inner with plastic bag) or according to customer’s request.