Formula: | C8h4o3.C4h10o3.C4H2O3 |
---|---|
EINECS: | 208-750-2 |
Molecular Principal Chain: | Heterochain Polymer |
Color: | Light Pink |
Other Names: | Unsaturated Polyester Resin |
Application: | Marine Boat, Swimming Pools, Slides, Bathtub |
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marine resin is accelerated and thixotropic type of unsaturated polyester resin synthesized from phthalic acid and maleic anhydride and standard diols. Has been dissolved in styrene monomer, with moderate viscosity
and reactivity.
Liquid resin performance index
performance |
parameter |
unit |
standard test |
Appearance |
Light purple viscous liquid |
- | Visual inspection |
Acid value |
18-26 |
mgKOH/g |
GB/T 2895-2008 |
Solid content |
61-68 |
% |
GB/T 7193-2008 |
Viscosity25ºC |
0.26-0.44 |
pa.s | GB/T 7193-2008 |
stability80ºC |
≥24 |
h | GB/T 7193-2008 |
Typical curing properties |
25 ° C water bath, 100g resin plus 2ml methyl ethyl ketone peroxide solution and 4ml cobalt isooctanoate solution |
- | - |
Gel time |
25-35 |
min |
GB/T 7193-2008 |
Resin Casting Properties (Typical)
performance |
parameter |
unit |
standard test |
Pasteurian hardness |
35-40 |
|
GB/T 3854 |
Tensile Strength | 68 | Mpa |
GB/T 2567-2008 |
Tensile modulus of elasticity |
3500 |
Mpa |
GB/T 2567-2008 |
elongation at break |
3 |
% |
GB/T 2567-2008 |
bending strength |
100 |
MPa |
GB/T 2567-2008 |
Bending elastic modulus |
3500 |
MPa |
GB/T 2567-2008 |
Impact strength |
12 |
KJ/m2 |
GB/T 2567-2008 |
Heat distortion temperature |
60 |
ºC |
GB/T 1634-2004 |
Pasteurian hardness |
68 | - |
GB/T 3854-2005 |
Absorbability |
0.15 |
% |
GB/T 1034-2008 |
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