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LR-2050D
Ruqinba
LR-2050D is a solvent-free phenolic amine epoxy curing agent produced primarily from cashew nut shell liquid. It offers excellent overall performance, good film formation, and strong versatility.
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LR-2050D is a solvent-free phenolic amine epoxy curing agent produced primarily from cashew nut shell liquid.
| Item | Typical Value | Test Method |
| Appearance | Red-orange transparent viscous liquid | Visual Inspection |
| Color (Gardner) | ≤16 | GB/T 22295-2008 |
| Viscosity @ 25°C (cPs) | 20000-50000 | GB/T 2794-2013 |
| Amine Value (mg KOH/g) | 260-290 | LR-VIS 04-2024 |
| Theoretical Solid Content (%) | >95 | GB/T 1725-2007 |
| Active Hydrogen Equivalent | 173 | Theoretical Calculation |
| Recommended Usage (Epoxy Equivalent 190) | 85-95 | - |
Note: The data represent typical values and should not be construed as specifications or guarantees unless expressly agreed to in writing.
Due to its high viscosity, LR-2050D is mainly used in medium to high solid content epoxy coatings.
| Component | Item | Ratio | Proportion |
| A Component | E51 | 10 | A=100:14 |
| E20-75 | 18 | ||
| Dispersant | 0.5 | ||
| Polyamide Wax | 2.5 | ||
| n-Butanol | 6 | ||
| Xylene | 8 | ||
| Micaceous Iron Oxide | 35 | ||
| Aluminum Tripolyphosphate | 8 | ||
| Talcum Powder | 12 | ||
| B Component | LR-2050D | 100 |
| Property | Value |
| Wet Film 150μm Surface Dry @ 25°C | 30 minutes |
| Wet Film 150μm Through Dry @ 25°C | 5 hours |
| Adhesion | Grade 0 |
| Impact Resistance (50cm) | No Cracks |
| Hardness 24h | H/2H |
| Flexibility | 1mm |
We are a new material chemical additives manufacturer established in 2003, integrating research and development, production, and sales.
Our main products include Epoxy resin, Epoxy curing agents, Alkenyl Succinic Anhydride, Chelating agents, Surfactants, lubricants, rust inhibitors, corrosion inhibitors, emulsifiers, and more.
We serve industries such as electronic materials, cutting fluids, mining support fluids, household care and institutional cleaning, industrial cleaning, pulp processing, and wastewater treatment.
Even if your products do not fall within these industries, you can still contact us.
We have our own R&D team and can provide you with customized solutions based on your product needs.
What logistics options do you offer?
We offer both sea and land transportation.
What payment methods do you support?
We support multiple payment methods, Payment: TT, L/C, Western Union..
What is the lead time for bulk production?
Once product samples are confirmed, bulk production typically takes 3-6 weeks to complete and deliver.
Can you assist us with customizing products?
We are more than willing to customize products for you. Our extensive technical team can tailor products to your specific requirements, and adjustments can be made during the sample production phase to meet your needs.
Can I get samples for testing purposes? How are samples shipped?
If you require samples, we can send them to you, but there will be a sample fee involved. If we proceed with further cooperation, we can offset the sample fee against a portion of the bulk order costs to provide you with free samples.
Can I have my logo on the packaging?
Yes, we offer OEM services, but you would need to provide us with your packaging and logo design.
LR-2050D is a solvent-free phenolic amine epoxy curing agent produced primarily from cashew nut shell liquid.
| Item | Typical Value | Test Method |
| Appearance | Red-orange transparent viscous liquid | Visual Inspection |
| Color (Gardner) | ≤16 | GB/T 22295-2008 |
| Viscosity @ 25°C (cPs) | 20000-50000 | GB/T 2794-2013 |
| Amine Value (mg KOH/g) | 260-290 | LR-VIS 04-2024 |
| Theoretical Solid Content (%) | >95 | GB/T 1725-2007 |
| Active Hydrogen Equivalent | 173 | Theoretical Calculation |
| Recommended Usage (Epoxy Equivalent 190) | 85-95 | - |
Note: The data represent typical values and should not be construed as specifications or guarantees unless expressly agreed to in writing.
Due to its high viscosity, LR-2050D is mainly used in medium to high solid content epoxy coatings.
| Component | Item | Ratio | Proportion |
| A Component | E51 | 10 | A=100:14 |
| E20-75 | 18 | ||
| Dispersant | 0.5 | ||
| Polyamide Wax | 2.5 | ||
| n-Butanol | 6 | ||
| Xylene | 8 | ||
| Micaceous Iron Oxide | 35 | ||
| Aluminum Tripolyphosphate | 8 | ||
| Talcum Powder | 12 | ||
| B Component | LR-2050D | 100 |
| Property | Value |
| Wet Film 150μm Surface Dry @ 25°C | 30 minutes |
| Wet Film 150μm Through Dry @ 25°C | 5 hours |
| Adhesion | Grade 0 |
| Impact Resistance (50cm) | No Cracks |
| Hardness 24h | H/2H |
| Flexibility | 1mm |
We are a new material chemical additives manufacturer established in 2003, integrating research and development, production, and sales.
Our main products include Epoxy resin, Epoxy curing agents, Alkenyl Succinic Anhydride, Chelating agents, Surfactants, lubricants, rust inhibitors, corrosion inhibitors, emulsifiers, and more.
We serve industries such as electronic materials, cutting fluids, mining support fluids, household care and institutional cleaning, industrial cleaning, pulp processing, and wastewater treatment.
Even if your products do not fall within these industries, you can still contact us.
We have our own R&D team and can provide you with customized solutions based on your product needs.
What logistics options do you offer?
We offer both sea and land transportation.
What payment methods do you support?
We support multiple payment methods, Payment: TT, L/C, Western Union..
What is the lead time for bulk production?
Once product samples are confirmed, bulk production typically takes 3-6 weeks to complete and deliver.
Can you assist us with customizing products?
We are more than willing to customize products for you. Our extensive technical team can tailor products to your specific requirements, and adjustments can be made during the sample production phase to meet your needs.
Can I get samples for testing purposes? How are samples shipped?
If you require samples, we can send them to you, but there will be a sample fee involved. If we proceed with further cooperation, we can offset the sample fee against a portion of the bulk order costs to provide you with free samples.
Can I have my logo on the packaging?
Yes, we offer OEM services, but you would need to provide us with your packaging and logo design.