Product Overview
This waterborne polyurethane binder stands out as an innovative material in the packaging and ink industries. As a water-based dispersion, it avoids the use of harmful solvents, making it aligned with contemporary environmental standards. The product line encompasses a range of options, each with distinct properties to suit different application scenarios. These include solvent-free variants boasting excellent weather resistance, options with high hardness, and those with strong adhesion to specific substrates like PVC. Whether applied in coating processes to boost the durability of packaging materials or as a key component in inks to enhance print quality, this binder plays a vital role in improving the functionality and dependability of packaging and ink products.
Waterborne Polyurethane Resin
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Key Features
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◊Varied Performance Traits: The product range of Runshine's Waterborne Polyurethane Binder offers a diverse set of characteristics. Some options of Runshine's Waterborne Polyurethane Binder are solvent-free, aliphatic, and exhibit exceptional weather resistance and non-yellowing properties, while others of Runshine's Waterborne Polyurethane Binder provide high hardness and superior solvent resistance. This variety in Runshine's Waterborne Polyurethane Binder allows for precise adaptation to different application needs, and Runshine ensures that each Waterborne Polyurethane Binder meets strict quality standards.
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◊Adjustable Viscosity and Solid Content: With viscosity values ranging from below 300 to under 800 mPa·s and solid content at (34 - 39)±1%, Runshine's Waterborne Polyurethane Binder can be easily modified during processing to fit the requirements of various coating and ink manufacturing procedures. This adjustability is a key advantage of Runshine's Waterborne Polyurethane Binder, making this Waterborne Polyurethane Binder highly versatile in different production settings.
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◊Broad Substrate Compatibility: Many variants of Runshine's Waterborne Polyurethane Binder show good adhesion to PVC, expanding the range of applicable substrates for this Waterborne Polyurethane Binder. Additionally, some options of Runshine's Waterborne Polyurethane Binder have excellent wetting and dispersion capabilities for TiO2 and various organic pigments, facilitating the preparation of color pastes with Runshine's Waterborne Polyurethane Binder.
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◊Unique Functional Attributes: Certain versions of Runshine's Waterborne Polyurethane Binder come with special functions, such as providing excellent metal orientation and stable pigment formulations, along with high alcohol tolerance. When combined with specific additives, some variants of Runshine's Waterborne Polyurethane Binder can achieve enhanced performance, like improved flexibility in UV ink primer varnish or better heat storage with Runshine's Waterborne Polyurethane Binder.
| Parameter |
Typical Value |
Unit |
Notes |
| Viscosity (25°C, Brookfield RV) |
50-800 |
mPa·s |
Spindle 3, 20 rpm |
| Soild Content |
（34-39）±1 |
% |
/ |
| pH Value |
6.0-9.0 |
– |
/ |
| Shelf Life |
12 |
months |
Stored in sealed containers at 5–35°C |
| Storage |
Cool, dry place |
– |
Avoid direct sunlight and moisture |
| Waterborne Polyurethane Resin |
| Model |
Viscosity（mpa.s/25℃） |
Soild Content % |
pH Value |
Tensile Strength（Mpa） |
100% Modulus
（Mpa） |
Elongation
% |
Dried Forming-Film Surface Tension |
Character |
| RHERI®U105 |
<500 |
35±1 |
6.0-8.0 |
|
|
|
38 |
Solvent-free, aliphatic, outstanding weather resistance, non-yellowing, self-cross-linking, excellent chemical resistance.
Can be used with matte polyurethane to prepare replacement oil, or can be used as gloss replacements.
Combined with 6027 to prepare UV ink primer varnish with better flexibility. |
| RHERI®U106 |
<500 |
39±1 |
6.0-8.0 |
|
|
|
＜36 |
Solvent-free, aliphatic, with high hardness, excellent solvent resistance. Excellent anti-adhesion and anti-indentation properties. |
| RHERI®U107 |
＜400 |
35±1 |
7.0-9.0 |
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|
＞40 |
NMP containing, high hardness, can improve anti-adhesion of products, have good adhesion to PVC. |
| RHERI®U110 |
<800 |
37±1 |
7.0-9.0 |
6.5 |
4 |
160% |
＜38 |
NMP containing, has good adhesion to PVC, good wetting and dispersion of TiO2 and various organic pigments. Can be ground in color paste, and has excellent storage stability. |
| RHERI®U111 |
<600 |
34±1 |
7.0-9.0 |
27 |
13 |
350% |
＜38 |
NMP containing, has good adhesion to PVC and is resistant to plasticizer migration. |
| RHERI®U114 |
50–300 |
35±1 |
7.0-8.5 |
|
|
|
38-40 |
Providing excellent metal orientation and good stability of pigment formulations. Providing good mechanical & chemical properties, and good adhesion to PVC, high alcohol tolerance(cannot be diluted directly with anhydrous ethanol). Good interlayer fastness with UV ink, good folding resistance and explosion-proof, combined with 6027 for good heat storage. |
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Applications
◊Packaging Coatings: Options of Runshine's Waterborne Polyurethane Binder with weather resistance, solvent resistance, and non-yellowing properties are ideal for flexible packaging coatings. They ensure that packaging retains its appearance and integrity over time when using Runshine's Waterborne Polyurethane Binder. These variants of Runshine's Waterborne Polyurethane Binder are also suitable for food packaging coatings that meet compliance standards, offering a safe and reliable surface with this Waterborne Polyurethane Binder from Runshine.
◊Printing Inks: Variants of Runshine's Waterborne Polyurethane Binder with good pigment wetting and dispersion properties are well-suited for ink formulations. They help achieve vibrant and stable colors in offset, flexographic, and digital printing when incorporating Runshine's Waterborne Polyurethane Binder. Some options of Runshine's Waterborne Polyurethane Binder can be used with matte polyurethane to prepare replacement oil or as gloss replacements, adding versatility to ink formulations with this Waterborne Polyurethane Binder.
◊Labeling and Adhesion Enhancement: The excellent adhesion properties of Runshine's Waterborne Polyurethane Binder make this Waterborne Polyurethane Binder useful in labeling applications, ensuring that labels stick firmly to substrates even under various environmental conditions when using Runshine's Waterborne Polyurethane Binder.
◊Specialty Packaging: For packaging that needs to resist plasticizer migration, specific variants of Runshine's Waterborne Polyurethane Binder are suitable. Their ability to withstand such migration helps maintain the performance of packaging materials that come into contact with plasticized substances when using Runshine's Waterborne Polyurethane Binder.
Benefits
◊ Environmental Compliance: Runshine's Waterborne Polyurethane Binder, as a water-based product, has low volatile organic compound (VOC) emissions, which helps manufacturers meet strict environmental regulations. Using Runshine's Waterborne Polyurethane Binder reduces the impact on the environment compared to solvent-based alternatives, making it a sustainable choice for businesses looking to reduce their carbon footprint. This Waterborne Polyurethane Binder from Runshine aligns with global efforts to promote eco-friendly practices in the industry.
◊ Cost-Efficiency: The adjustability of Runshine's Waterborne Polyurethane Binder in terms of viscosity and solid content allows for optimized usage, reducing material waste. Its compatibility with various substrates and ink systems eliminates the need for multiple specialized binders, lowering inventory costs. Additionally, the easy processing of Runshine's Waterborne Polyurethane Binder streamlines production workflows, saving time and labor expenses. Over time, these factors contribute to significant cost savings for businesses using this Waterborne Polyurethane Binder.
◊ Enhanced Product Quality: Runshine's Waterborne Polyurethane Binder forms strong and durable films, improving the longevity and performance of packaging coatings. In printing inks, it ensures vibrant and long-lasting colors, enhancing the visual appeal of printed materials. The good adhesion properties of Runshine's Waterborne Polyurethane Binder prevent peeling or smudging, ensuring that the end products maintain their quality even under harsh conditions. Using this Waterborne Polyurethane Binder helps businesses deliver higher-quality products to their customers.
◊ Safety: Since Runshine's Waterborne Polyurethane Binder is free from harmful solvents, it reduces health risks for workers involved in the production process. It also makes the end products safer for consumers, especially in applications such as food packaging where contact with harmful substances must be avoided. The safe nature of Runshine's Waterborne Polyurethane Binder provides peace of mind for both manufacturers and end-users of products made with this Waterborne Polyurethane Binder.
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