【Chemical Name】2,2',4,4'-Tetrahydroxybenzophenone
【CAS NO】131-55-5
【Molecular Formula】C13H10O5
【Molecular Weight】246
【Structure】
Specification
| TEST | UNIT | SPECIFICATION |
| APPEARANCE |
| YELLOW CRYSTALLINE POWDER |
| ASSAY | % | 99.00MIN |
| MELTING POINT | ℃ | 195.00-202.00 |
| VOLATILES | % | 0.50MAX |
| TURBIDITY | NTU | 12MAX |
| SPECIFIC EXTINCTION |
|
|
| 345nm |
| 580MIN |
| COLOR | GARDNER | 3.0MAX |
Application
* TRUELICHT BP-2 is with wide absorption band(260nm-400nm), which extends far into the UV-A range
* TRUELICHT BP-2 is very suitable for applications in which an optimum filter effect up to the boundary with visible light is desired.
* TRUELICHT BP-2 mainly used in linear polyesters or optical articles made from CR-39 poly[diethylene glycol bis(allyl carbonate)].
* TRUELICHT BP-2 can also be used in below applications to prevent yellowing
– Alkyd resins
– Phenolic resins
– Fluorescent pigments
– PUR systems
– Oil paints
– Polymer dispersions
Packing:
25Kg Fiber Drum,450KG to a pallet
Storage
Keep container tightly closed and dry and storage in cool place
Declaration
Only for industrial usage, application in food and Medicine is prohibited.
The information in the application part is only for the reference of professional engineers. However, our Company does not make any form of explicit or implicit warranties or assume any responsibilities in relation to the accuracy, timeliness and completeness the application information on this material. It can not be regarded as a clause of the contract. All tests, applications should be conducted under the guidance of professionals.
Qingdao Truelight functional Material Technology Co., Ltd. is a professional supplier of functional material additives.Our company has passed ISO9001 quality system.
After years of production&Innovation,we have rich experience in many industries.We have established complete industrial chain in additives covering Plastic&rubber,ink&coating,textile printing&dyeing, functional resin industries. We have made big achievements in the fields of water-based antioxidants, water-based UV absorbers and polyurethane additives.
Our products range covers antioxidants,UV absorbers, light stabilizers, photoinitiators, heat stabilizers, nucleating agents, flame retardants, polyurethane chain extenders, nanometer light absorbers, nanometer antimicrobial agents, functional masterbatch,Pigments&Dyes and etc.
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To make your products more competitive, we will keep optimizing synthetic routes, improving product quality, reducing raw material production cost through continuous innovation.
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