Toluene diisocyanate manufacturer Knowledge HDI Waterborne WanHua 270

HDI Waterborne WanHua 270

HDI Waterborne WanHua 270

 

Product Description

Aquolin 270 is a water dispersible polyisocyanate based on hexamethylene diisocyanate (HDI). In combination with waterborne polyurethane, polyacrylate, etc., it can be used for water-borne coatings and adhesives. After addition of Aquolin 270, the ready-to-use mixture must be used within the pot life.

Aquolin 270 can be diluted with the solvents, such as propylene glycol methyl ether acetate (PMA), propylene glycol diacetate (PGDA), butyl acetate, etc. Only PU grade solvents (< 0.05% water) should be used and the solvents must be tested in advance by the user to determine suitability.

HDI Waterborne WanHua 270

Properties

  1. High gloss and high building up.

  2. Excellent weather resistance.

  3. Excellent water dispersible and hand-mixing.

Characteristic data*

Property

Value

Unit

Method

Appearance

Colorless to yellowish transparent liquid

NCO content

21.5±0.5

%

GB/T 12009.4-2016

Viscosity

1500-3500

mPa·s

Brookfield LV, 63#/3rpm,25°C

Color APHA

<80

GB/T 1722-1992

Monomeric

isocyanate

≤ 0.2

%

GB/T 18446-2009

Flash point

~196

°C

GB/T 5208

Density

~1.16

g/cm3

GB/T 4472-2011

*These properties are typical but do not constitute specifications.

Storage

The product should be stored in dry conditions above 5°C and below 35°C with the integrity of the packaging, and prevent direct sunlight. The validity of this product is for 12 months, performance assessment is recommended before use after shelf life. The product should be protected from freezing during storage. Water dispersible polyisocyanates are very moisture-sensitive and react with water to form carbon dioxide and insoluble ureas. The generation of carbon dioxide can lead to dangerous increases in pressure. The containers must always be kept tightly closed and the access of water in all forms must be prevented. It is suggested to use up oncethe package is open.

Packaging:

200KG/drum Please fasten the packaging cover as soon as possible after original packaging to prevent the mixing of other substances such as moisture and other substances that may affect the performance of the product. Do not inhale dust, avoid skin and mucous membrane contact. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes. Store contaminated clothes separately and reuse them after washing. Maintain good hygiene practices.

E_mail us sales@newtopchem.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.allhdi.com/archives/17179

author:

Previous article
Next article
Contact Us

Contact us

+86 - 152 2121 6908

Online consultation: QQ交谈

E-mail: sales@newtopchem.com

Working hours: Monday to Friday, 9:00-17:30, closed on holidays
Follow wechat
Scan wechat and follow us

Scan wechat and follow us

Back to top
Home
E-mail
Products
Search