一区二区视频免费看,四虎影视成人永久免费观看视频,午夜三级国产精品理论三级 http://www.gengheonline.cn The Leading Supplier of China Amine Catalysts Fri, 20 Oct 2023 01:40:02 +0000 zh-CN hourly 1 https://wordpress.org/?v=6.1.7 http://www.gengheonline.cn/wp-content/uploads/2023/12/1.jpg HDI Waterborne WanHua 160 – Amine Catalysts http://www.gengheonline.cn 32 32 HDI Waterborne WanHua 160 http://www.gengheonline.cn/archives/43372 Fri, 20 Oct 2023 01:40:02 +0000 http://www.gengheonline.cn/?p=43372 HDI Waterborne WanHua 160

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Product Description:

Aquolin 161?is a water dispersible polyisocyanate based on hexamethylene diisocyanate?(HDI). In combination with water-borne polyurethane, polyacrylate, etc., it can be used?for adhesive products toimprove the resistance to hydrolysis and heat. It also can be?used?for waterborne coatings. After addition of Aquolin 161, the ready-to-use mixture?must be used within the pot life.

Aquolin 161 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.

Product Features:

  • Excellent resistance

  • Long pot life

  • Good gloss and building up

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Characteristic Data*?:

Property

Value

Unit

Method

Appearance

Transparent to

light yellow liquid

NCO content

18.2-19.2

%

GB 12009.4-2016

Viscosity (25°C)

1500-3500

mPa·s

GB/T 2794-2013

(Brookfield LV,63#/12rpm)

Color APHA

<60

GB/T 1722-1992

Monomeric

isocyanate

≤0.1

%

GB/T 18446-2009

Flash point

~226

%

GB/T 5208-2008

Density

~1.16

g/cm3

GB/T 4472-2011

*Property values represent typical results only and are not to be considered as?specifications,subject to specific COA

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 increase s?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 once the 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

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