亚洲伊人成人网,日韩一级在线,国产午夜久久 http://m.gengheonline.cn The Leading Supplier of China Amine Catalysts Wed, 01 Nov 2023 09:18:58 +0000 zh-CN hourly 1 https://wordpress.org/?v=6.1.7 http://m.gengheonline.cn/wp-content/uploads/2023/12/1.jpg Covestro Bayhydur 305 waterborne HDI polyisocyanate easy to mix high gloss – Amine Catalysts http://m.gengheonline.cn 32 32 Covestro Bayhydur 305 waterborne HDI polyisocyanate easy to mix high gloss http://m.gengheonline.cn/archives/43685 Wed, 01 Nov 2023 09:18:58 +0000 http://m.gengheonline.cn/?p=43685 Type Hydrophilic aliphatic polyisocyanate based on hexamethylene diisocyanate Form of Supply None Solvent-based Purpose Curing agent for waterborne two-component polyurethane coating

 

Product Specifications

Features Value Measurement unit Method
NCOcontent 16.2?±0.4 % DIN EN ISO 11 909
Viscosity@ 23℃ 6,500?±1,500 mPa?·s DIN EN ISO 3219
Hazencolor value?span> ≤?150 DIN EN 1557
isocyanate?monomer content < 0.15 %?(by weight) DIN 55 956

 

Other Data*

Features Value Measurement unit Method
Density about1.16 g/cm3 DIN 53 217
Flashpoint about230 DIN EN 53 213

 

Solubility/Dilution
Bayhydur 305 generally has good compatibility with organic solvents such as: esters, ether esters, xylene and solvent naphtha 100. However, in any case the solubility/miscibility of the prepared solution must be tested. Polyurethane grade solvents should be used (moisture content <0.05%)

 

Features/Applications
This product is a crosslinking agent for water-based paint. It is especially suitable for use in the civilian field where it can be mixed and used immediately after shaking or manual stirring.
Even in the pre-diluted condition, the coating film is still transparent and bright. The mixing ratio of mill base to curing agent is usually 10:1.

enter”>g/cm3

DIN 53 217

Flashpoint

about230

DIN EN 53 213

 

Solubility/Dilution
Bayhydur 305 generally has good compatibility with organic solvents such as: esters, ether esters, xylene and solvent naphtha 100. However, in any case the solubility/miscibility of the prepared solution must be tested. Polyurethane grade solvents should be used (moisture content <0.05%)

 

Features/Applications
This product is a crosslinking agent for water-based paint. It is especially suitable for use in the civilian field where it can be mixed and used immediately after shaking or manual stirring.
Even in the pre-diluted condition, the coating film is still transparent and bright. The mixing ratio of mill base to curing agent is usually 10:1.

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