Fluorescent Brightener KS-N CAS NO.5242-49-9

Product Details

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product name:

fluorescent brightener ks-n

synonyms:

2-[4-[2-[4-(2-benzoxazolyl)phenyl]ethenyl]phenyl]-5-methyl-benzoxazol

cas no:

5242-49-9

einecs:

226-044-2

molecular formula:

c29h20n2o2

molecular weight:

428.48

physical properties:

bright yellow powder

specification:

product cate	optical brightening agent for plastic
product name	optical brightening agent ksn
chemical name	4.4-bis(5-methyl-2-benzoxoazol)-ethylene
cas no.	5242-49-9
c.i. no.	368
molecular formula	c30h22n2o2
properties	1. being highly whiteness with small usage. 2. multipurpose used for whitening of polyester fiber and plastic. 3. having a good compatibility and good fastness to light and sublimation. can be used for high temperature process.
treating process	overlay plastic:0.5-2g/100kg polyester fiber:10-20g
package	20kg cardboard drum
technical index	appearance: greenish yellow powder melting process: 275~280°c ash content:≤0.5% purity:≥99% volatile content:≤0.5% fineness(300 mesh):100%
uses	mainly be used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. can suitable for synthesizing high polymer including polymeric process.
precaution	the information of our products is for reference only. we are not responsible for any unexpected results or patent dispute caused by it.