Product Specifications
Product Description
Maleic Acid Resins
Prduct Capability: Yellow transparent solid, anomalous flake or hemispheroidal granule.
Using gum rosin as raw material added with maleic acid anhydredes, then esterified with alcohols.
Application:
MR 1254, MR 1308, MR 1408 mainly be used in paints, ink & adhesives.
MR 1206E, MR 1308E mainly be used in alcohol soluble(aqueous)coatings\inks & adhesives.
Product Packing:
Packing in composite kraft bag. N. W.: 25kg/bag.
Note: The products' specs and packing can be customized according to requirements.
Storage & Shelf Life:
Stored in cool & dry place.
Shelf life is 60 days, after 60 days, it needs re-test.
| Type | | MR 1254 | MR 1308 | MR 1408 | MR 1206E | MR 1308E |
| Appearance | yellow transparent solid, anomalous flake or hemispheroidal granule |
| Softening Point (R&B, &°C) | 123-127 | 128-132 | 135-145 | 118-122 | 128-132 |
| Color (Gardner Standard) | Max 4 | Max 8 | Max 8 | Max 6 | Max 8 |
| Acid value (mg/g) | Max 25 | Max 25 | Max 25 | 185-205 | 140-160 |
| Viscosity (Flowcup time, 50% xylene / 20° C, 4 DIN 53211) | Flowcup time(50% xylene / 20°C, 4 DIN 53211) | 45-48s | 48-52s | 49-55s | 45-48s | 48-51s |
| Density (Delivery form, 20°C, abt., g/cm³ ) | Delivery form, 20°C, abt. (g/cm³ ) | 1.11 | 1.12 | 1.14 | 1.11 | 1.12 |
| Solubility | Water | Insoluble | Insoluble | Insoluble | Insoluble | Insoluble |
| Alcohol | Insoluble | Insoluble | Insoluble | Soluble | Soluble |
| Aromatics | Soluble | Soluble | Soluble | Soluble | Soluble |
| Aliphatics | Soluble | Soluble | Soluble | Soluble | Soluble |
| Ester | Soluble | Soluble | Soluble | Soluble | Soluble |
Rosin Chemical (Wuping) Co., Ltd (RCW for short) is a wholly foreign-capital enterprise which is owned by Sinomem Technology Limited. It was founded in 2006, the registration capital is USD10millions. RCW had purchased all the assets and operation business of 'Fujian Wuping Forest Chemical Factory' which was founded in 1955 and had already owned a well-known reputation in the field of forest chemicals industry and overseas. We are confident to continue the glories and dreams of Wuping Forest Chemical Factory.
In 2007, RCW invested around 200millions, reconstructed a new and modern factory which is occupied around 84000M² . We take full uses of the excellent natural Pinus Massoniana resources, engage in the natural forest chemicals further processing business which is using rosin and turpentine oil as the raw materials.
We have the following production lines:
Gum Rosin production line with 12000 tons annual throughput;
Polymerized Rosin production line with 6000 tons annual throughput;
Resins production lines (including Gum Rosin Resins, Refined Rosin Esters, Polymerized Rosin resins, Road Marking Resins, Maleic Acid Resins & Rosin Modified Phenolic Resins) with10000 tons annual throughput.
