Customization: | Available |
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CAS No.: | 70321-86-7 |
Formula: | C30h29n3o |
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What Is UV Absorber 234?
UV-234 is a light yellow powder with a melting point of 135-145°C. Soluble in benzene and other organic solvents, slightly soluble in alcohol, insoluble in water.
Chemical Name
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2-(2'-hydroxy-3',5'-di-cumyl phenyl) benzotriazole
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Formula
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C30H29N3O
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CAS NO
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70321-86-7
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Molecular Weight
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447.57
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Light Transmittance
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460nm >97.0% 500nm >98.0% |
Volatile Matter
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≤0.5%
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Softening Point
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137.0-141°C
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Features and Application
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UV234 is highly effective for polymers usually processed at high temperature such as polycarbonate , polyesters , polyaceta l, polyamides , polyphenylene sulfide , polyphenyleneoxide , aromatic copolymers , thermoplastic polyurethane and polyurethane fibers , whereloss of UVA is not tolerated as well as for polyvinylchloride , styrene homo and copolymers . Applications include molded articles , films , sheets and fibers . |
Cautions
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Avoid direct sunlight,moisture,high temperature. Testing required before use. |
Package and Storage
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25KGS Drum /Carton with PE liner inner or customized.
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Application Of UV Absorber 234
UV-234 is an excellent light stabilizer, suitable for polycarbonate, polyvinyl chloride, polyoxymethylene, polyamide, polyester, coatings, etc.
25kgs/bag,20tons/20'container
Unilong Industry Co.,Ltd. is a growing high-tech chemical enterprise, and located in Zibo Zhangdian chemical industrial park of Shandong province. Now Unilong company already is a world leading professional manufacturer and distributor for fine chemicals materials.
With the development of society, more and more people pay more attention to environmental health.In recent years, we are engaging to expand new materials field and also set up a researching team, particularly for the fields of nutrition, skin care, daily care chemical materials.
Q1: Are you trading company or manufacturer?
A1: We are chemical factory in China. So we can provide wholesale price.
Q2: How can I get the samples?
A2: We can provide you sample for our existing products, the lead time is about 1-5 days.You just need to pay the sample
Q3: Can you provide relevant documents?
A3: Of course. We can provide Commercial Invoice, Packing List, Bill of loading, COA and Origin certificate.
Q4: Do you accept third party inspection?
A4: Yes.we do.
Q5: How long is your delivery time?
A5: Generally it is with 7 days if the goods are in stock. According to quantity your required,the delivery time may slightly change.
Q6: What's your terms of payment?
A6: We can accept various payment methods, L/C, T/T, Paypal, Western Union etc.
Q7: Can your company accept the special requirements of your customers?
A7: Of course, we can.