Chemicals

Flexibility Hardeners
The flexibility hardeners with the main structure HOOC-R-COOH are introduced as follows:
Chemical NameStructureAppearanceEquivalent
(eq)
Viscosity
(mPa•s/25℃)
Specific
Gravity

(25℃)
Long chain dibasic acidReddish brown
liquid
29045000.95
Light yellow
liquid
285Semi-solid paste0.95

●Flexibility Diluents


A dosage of 5-20% flexibility diluents can increase flexibility and impact resistance to improve the brittleness of epoxy resin.
Chemical NameStructureAppearanceEpoxy Equivalent
(g/eq)
Viscosity
(mPa•s/25℃)
Lauryl diglycidyletherTransparent liquid2475
Polypropylene glycol diglycidyl etherTransparent liquid30060
Polytetramethylene glycol diglycidyl etherTransparent liquid435192 

A dosage of 5–10% diluent can enhance the physical properties of epoxy resin.
Chemical NameStructureAppearanceEpoxy Equivalent
(g/eq)
Viscosity
(mPa•s/25℃)
o-Cresol Glycidyl EtherTransparent liquid1655
p-tert-Butylphenyl Glycidyl EtherTransparent liquid21020
Dicyclopentadiene Diglycidyl EtherTransparent liquid170230

●Specialty epoxy resin
ProductsAppearanceEpoxy Equivalent
(g/eq)
T-Cl
(ppm)
Viscosity
(mPa•s/25℃)
Characteristics
Low-chlorine liquid epoxy resinTransparent liquid160~1806002000~4000No crystallization at low temperatures
Low-chlorine solid epoxy resinTransparent flake500~900600-Low chlorine
Naphthalene epoxy resinBrown /
light brown solid
168/320--Good solubility in solvents,
Non-sensitizing to the skin

Iron Oxide

With the properties of bright color, low oil absorption, good dispersibility, good coloring and concealing capabilities and good weather resistance.
ItemsColorChemical formulaAppearanceSpecific Gravity  pH  Application
1Yellowα-FeOOHAcicular powder4.06.5Toner for car coating
2Redα-Fe2O3Spherical powder5.25.5
3BlackFe3O4Spherical powder5.06.5
Items  ColorChemical formulaAppearanceSSA
(m2/g)
Saturation magnetic
flux density

(Am2/kg)
Application
1 Brown  γ-Fe2O3Acicular powder1573Magnetic materials for printers
2Brown γ-Fe2O3Acicular powder2472
3BlackFe3O4Spherical powder385

Flame Retardant Additives

Flame-retardant additives are environment-friendly and show excellent effects.
ProductsCharacteristics
Antimony trioxide compositeCompound component, RoHS compliance.
Excellent weather resistance, capable of achieving UL94 V-0 flame retardant rating.
Magnesium hydroxideSurface modification treatment provides small particle size and good dispersibility.