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Categories | Bakelite Phenolic Resin |
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Brand Name: | HONINGLITE |
Model Number: | F8163 |
Place of Origin: | CHINA |
MOQ: | 1000KGS |
Price: | Negotiation |
Payment Terms: | T/T, L/C, D/P |
Supply Ability: | 5000TONS PRT MONTH |
Packaging Details: | 25KGS BAG |
Appearance: | pale yellow powder |
Package: | 25kgs bag |
Free phneol: | low |
Molecular weight distribution: | Medium |
Features3: | Long Flow |
Application: | Semi-cured Blankets |
Bakelite Phenolic resins Powder are produced by reacting formaldehyde with phenol under acidic conditions. In acid, the reaction forms novolac resins. These resins require a curing agent - often hexamethylenetetramine or hexa.They are not heat-sensitive. After cooled and solidified,it is milled to powder and mixed with around 8-10%of hexamethylenetetramine
Application
Phenolic novolac powders suitable for both semi-cured and fully cured blankets commonly used for climate control, structural parts and sound absorption
Specification:
Properties | Value | Test standard |
Curing time @150°C | 90-110s | GB/T24411-2009 |
Flow Distance@125°C | 35-45mm | GB/T24411-2009 |
Free-phenol | 0.5-1.5% | GB/T30773-2014 |
hexa content | 8-10% | ZJHM-QESP-01-2015 |
Water content | 0.5-2.0% | GB/T2683-2008 |
Screening 200mesh/0.074mm | 99% | GB/T24411-2009 |
Packing&Storage
the package is paper-plastics bag in 25KGS each one
The storage life of this product is several months in a cool and
dry place in original closed bags
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