天下第一社区www日本在线,日本国产欧美精品在线观看,年轻的妈妈1在线播放两个女的,趴到床脱裙子内裤打屁股,免费视频欧美无人区码_国模大胆无码私拍啪啪av_午夜男女爽爽影院免费观看_乖我硬了h秘书1v1_国产精品无码一区二区在线播放_日韩成人精品视频在线播放

NANJING LONGXY CHEMICAL CO., LTD.

SICHUAN LONGXY NEW MATERIAL CO.LTD.

Specializing in the production of optical brighteners,
organic pigments, antioxidants

HOTLINE

+86-25-83202358

PRODUCTS

Optical brightener KSN

Type
  Optical brightener
Product name
  Optical brightener KSN
CAS No.
  5242-49-9
EINECS No.
  226-044-2
Structural formula
Molecular formula

C29H20N2O2

Molecular weight
428.4813
Performance and characteristics

1, small dosage, high Whitening strength, good Whitening effects on low dosage.

2, Wide application performance, chemical.

3, Has the good compatibility with plastic, High

Scope of application

1, Suitable for whitening polyester, polyamide, polyacrylonitrile fiber and silk, wool products.  

2, Widely used in film, injection molding and extrusion molding material, applicable to all plastic processing.  

3, Very suitable for any stage of processing whitening synthetic polymers, including polymerisation stage.

Application methods

Recommended dosage: 2-30g per 100kg material.  

1, Transparent plastic, dosage is 0.5~2g.  

2, polyester fiber, dosage is 10~20g.
Packaging and storage
2kg×5 carton, lined with plastic bag or upon your demand, Stored in a cool and dry place; away from light.
Technical conditions
(Technical index)
Appearance yellow powder
Melting point 269-271℃
Ash ≤0.5%
Assay ≥99%
Volatile ≤0.5%
Fineness > 100 mesh

HOME  |   ABOUT US  |   PRODUCTS  |   NEWS  |   FACTORY  |   CONTACT  |   中文版

Copyright(C)2021, Nanjing Longxy Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備16002144號