99.8% UV988 ABSORBER B-CAP Tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate CAS: 6337-43-5 CAS NO.6337-43-5

Min.Order: 100 Gram
Payment Terms: L/C,D/P,T/T,MoneyGram

Product Details

Keywords

UV ABSORBER B-CAP
Tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate
CAS: 6337-43-5

Quick Details

ProName: 99.8% UV988 ABSORBER B-CAP Tetraethyl ...
CasNo: 6337-43-5
Molecular Formula: C22H26O8
Appearance: white powder
Application: It is suitable for all kinds of plasti...
DeliveryTime: 10 days after receiving the deposits
PackAge: 25kg/carton or based on your requests.
Port: Tianjin/Qingdao/Ningbo/Shanghai/Guangz...
ProductionCapacity: 50 Metric Ton/Year
Purity: 99.8%
Storage: Room Temprature
Transportation: Store in a cool, dry and ventilated pl...
LimitNum: 100 Gram
Molecular Fomula: C22H26O8
Molecular Weight: 418.44
melting point: 137.5-139.4 ℃
Loss on Drying: 0.22
Transmittance 425nm: 99.5%
Transmittance 500nm: 100%

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Details

99.8% UV988 ABSORBER B-CAP Tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate CAS: 6337-43-5

About US	Xinyang Longye Chemical Products Co., Ltd. is a high-tech enterprise integrating science, industry and trade, and holds a certain authoritative position in the brightener chemical industry. It mainly develops and sells fluorescent brighteners, pharmaceutical intermediates, electronic chemical products and other fine chemical products, which are widely used in medicine, electronics, environmental protection, plastics, textiles, daily chemicals and other fields. After hundreds of users use, it has received praise and trust from customers.
Description	white crystalline powder, UV absorber UV-988 (B-CAP) is non colored, non volatile, soluble in acetone, ethyl acetate, dichloromethane, and insoluble in water. Even if it is high in the resin, it will not cause any discoloration, and it will not be similar to other UV absorbers that may form colored compounds, gold ions and other substances. As it does not react with polymerization catalyst or residual metal ions during processing, the metal ions will not affect the color of the material it protects.
Application	1. UV absorber UV-988 (B-CAP) is especially suitable for transparent materials such as PC, PS, PO, PET, PVC, PMMA, etc 2. Suitable for all kinds of transparent plastics. It has a good protective effect on various organic toners, especially bright color products 3. It is used for whitening of polyester stock solution, especially for whitening of polyester fiber and polyester cotton and other blended fabrics, and also for whitening of plastic products 4.Transparent PC/PET/PM-MA ultraviolet absorber B-CAP This light stabilizer does not react with polymerization catalyst or residual metal ions during processing, and will not affect the color of the plastic it protects because of metal ions. The product has a wide absorption range and can provide effective absorption in low wavelength UV-B. It can be used for various plastics such as PVC and PO.
Packing	1. Free samples are available 2. small quanity will be sent by courior or air, mass production will ship by sea 3. by carton or based on your requirements.
Chemical Experience	RD Engineer and sales engineer have more than 20 years experience in chemicals and pharmaceitical intermediates
Supply	50T/Year

For Customized Products, the working process is as below :