Coumaron resin is widely used in rubber, tire, belt, conveyor belt, paint, ink, waterproof, hose and other industries, whether it is Coumaron resin, liquid coumaron or rubber alone are not adhesive, after compounding can make rubber has good adhesion, including pressure sensitive or hot melt, binder used in the past for natural rosin resin or indene resin, the price is high, The source is unstable, the performance is not as good as the ancient Malone resin, while the price of ancient Malone resin is lower than rosin, and the ancient Malone resin production is more stable than rosin production, and the ancient Malone resin has occupied the dominant position of binders in rubber and other industries. Gumarone resin added to rubber can play a softening, reinforcing, viscosifying, dispersing and so on, thus improving the processing properties of rubber.
| Properties |
Standard |
Inspection result |
Judge |
appearance |
transparent |
transparent |
conform to standard |
| color |
brown |
brown |
conform to standard |
| softening point(R&B) |
>76ºC |
78ºC |
special grade |
| acid number mgKOH/g |
>164 |
165.6 |
special grade |
| unsaponifiable matter content |
<5 |
4.2 |
special grade |
| alcohol-insoluble residue% |
<0.03 |
0.005 |
special grade |
| ash content% |
<0.02 |
0.016 |
special grade |
| Notes |
The test results all meet the special requirements. Meet the national special class. |
Q1: Can I get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: What's your MOQ?
A: Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q3: How about delivery leadtime?
A: Delivery lead time: Within 3-5 days after payment confirmed.
Q4. We don't know you at all, how can we trust you?
A: You are always warm welcomed to visit us at any time.Before we start B2B, MIC has audited our company on-spot and approved our credit. Commitment is the No.1 Point of our Enterprise's Value.
Q5. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery, International Authorized Third-Party Test for the products if you need are highly welcome.
Q6: How to get quotation?
A: We can do according to the customers' request. Pls send inquiry(such as QTY, Usage, Package) in below or your convenient way, will promptly reply in 15mins.
Audited Supplier 
Audited Supplier 
){kind=link}
){kind=link}