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210# Rosin-modified phenolic resin is a thermoplastic resin made of phenol or diphenol-based propane (bisphenol A) and formaldehyde condensed, modified by rosin chelation, and esterified with glycerol (pentaerythritol) polyol. It is an important chemical raw material in the paint, coating and ink industry.
Quality index:
|
Name |
Standard value |
|---|---|
|
Exterior |
(Block, granular) yellow-brown transparent solid |
|
Softening point (ring and ball method), °C |
120-135 |
|
Color (iron cobalt method) |
5-8 |
|
Acid value, mgKOH/g, max. |
20 |
|
Specific gravity (20°C). ±0.02 |
1.07 |
|
n-heptane value (resin: linseed oil = 1:2) m1/g |
4-8 |
Features：This product has the advantages of high softening point, high viscosity, good stability, compatibility and oil solubility. The finished paint film has fast film formation, good drying, bright luminosity and high hardness. Good oil solubility, soluble in toluene, dichloroethane, ethyl acetate, vegetable oil, etc.
Uses : phenolic paint, polyester paint, polyurethane paint, hot melt road marking paint; paint; ink.
注：本質(zhì)料僅供參考，并不作任何保證之用，用戶在使用前應先行試驗。
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