91精品久久久久久久久久小网站,99视频九九精品视频在线观看,精品动漫中文字幕一区二区三区 http://m.gengheonline.cn The Leading Supplier of China Amine Catalysts Thu, 02 Nov 2023 02:11:23 +0000 zh-CN hourly 1 https://wordpress.org/?v=6.1.7 http://m.gengheonline.cn/wp-content/uploads/2023/12/1.jpg Covestro Desmodur N3900 HDI-based curing agent water-based 2K available to increase film thickness – Amine Catalysts http://m.gengheonline.cn 32 32 Covestro Desmodur N3900 HDI-based curing agent water-based 2K available to increase film thickness http://m.gengheonline.cn/archives/43714 Thu, 02 Nov 2023 02:11:23 +0000 http://m.gengheonline.cn/?p=43714 Features?contains hexamethylene diisocyanate (HDI) low viscosity Aliphatic polyisocyanate resins as curing agents for weather-resistant coating systems

Supply Form?100%

Specifications

Features

Value

Measurement unit

Method

NCOcontent

23.5?±?0.5

%?(by weight)

M105 -ISO 11909

Viscosity,23°C

730?±?100

DIN 22 719

Density

about?1.15

g/ml

DIN EN ISO 2811

*This data is General information.

Features/Applications
Desmodur? N3900Suitable for preparing high solids systems for automotive refinishing, transportation coatings and plastic coatings.

Compatibility
Desmodur? N3900Can be used with the followingDesmodur?andDesmophen?Mixed use of series products:Desmodur? N75,?N100、N3200,?N3300,N3390?,N3400、?N3600andZ4470; most polyester typeDesmophen?series products, such as:Desmophen? 670,680,VPLS2089andVPLS2107?and acrylics.?Desmodur? N3900withDesmophen? 650?and?651Incompatible.

Solubility/Dilution
Desmodur? N3900Compatible with the following solvents: ethyl acetate, butyl acetate, propylene glycol methyl ether acetate, acetone, methyl isobutyl ketone, cyclic Hexanone, Toluene, Xylene,?naphtha? 100?Menthal spirit and its mixed solvent. Aliphatic hydrocarbon solvents should not be used.?Desmodur? N3900Dilution to solid content below40%. Solvents with low binder content should not be stored for long periods of time, as this can lead to cloudiness and sedimentation.

Save
–?Store in original Covestro airtight containers.
–?Recommended storage temperature:0-30°C

2.0pt”>Desmodur? N3900withDesmophen? 650and651Incompatible.

Solubility/Dilution
Desmodur? N3900Compatible with the following solvents: ethyl acetate, butyl acetate, propylene glycol methyl ether acetate, acetone, methyl isobutyl ketone, cyclic Hexanone, Toluene, Xylene,?naphtha? 100?Menthal spirit and its mixed solvent. Aliphatic hydrocarbon solvents should not be used.?Desmodur? N3900Dilution to solid content below40%. Solvents with low binder content should not be stored for long periods of time, as this can lead to cloudiness and sedimentation.

Save
–?Store in original Covestro airtight containers.
–?Recommended storage temperature:0-30°C

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