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CAS No.: | 9003-01-2 |
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Water-based acrylic resins are widely used in various applications, including pigment grinding, ink formulation, and overprint varnishes (OPV). These resins are favored for their environmental benefits, as they are typically low in volatile organic compounds (VOCs) and offer excellent performance characteristics.
Water Solubility/Dispersibility: These resins can be easily dispersed or dissolved in water, making them environmentally friendly and easy to handle.
Adhesion: They provide excellent adhesion to a variety of substrates, including paper, plastic, and metal.
Film Formation: They form clear, durable films that can be tailored for flexibility, hardness, and gloss.
Chemical Resistance: Acrylic resins offer good resistance to chemicals, water, and UV light, making them suitable for protective coatings.
Compatibility: They are compatible with a wide range of pigments and additives, making them versatile for different formulations
Model | Solid Content % | Tg (ºC) |
Acid value |
Softening point(ºC) | Average Molecular Weight |
Main Application |
WAR-61 | >99 |
110 | 250 | 155 | 3500 | Pigment grinding, Ink and OPV |
WAR-64 | 103 | 222 | 155 | 5700 | Pigment grinding, Ink and OPV | |
WAR-65 | 103 | 250 | 140 | 5700 | Matting agent in powder coating | |
WAR-67 | 102 | 215 | 155 | 12800 | Pigment grinding, Ink and OPV Emulsion polymerization |
|
WAR-68 | 85 | 215 | 165 | 8600 | Pigment grinding, Ink and OPV Emulsion polymerization |
|
WAR-69 | 102 | 210 | 155 | 16500 | Pigment grinding, Ink and OPV Emulsion polymerization |
|
WAR-86 | 60 | 108 | 115 | 4600 | Alkali resistant ink, OPV Water based ink-jet |
Applications of Water Based Acrylic Resin
Role: Water-based acrylic resins act as dispersants and stabilizers for pigments, ensuring even distribution and preventing agglomeration.
Benefits: They provide excellent color development, stability, and ease of grinding, resulting in fine, uniform pigment dispersions.
Considerations: The resin should have good wetting properties and compatibility with the specific pigments used.
Role: In water-based inks, acrylic resins serve as the binder that holds the pigment particles together and adheres them to the substrate.
Benefits: They offer good printability, color strength, and fast drying times. They also provide excellent resistance to water and abrasion.
Considerations: The resin should be chosen based on the desired ink properties, such as flexibility, adhesion, and resistance to various environmental factors.
Role: In OPVs, water-based acrylic resins provide a protective and decorative layer over printed surfaces.
Benefits: They enhance the durability, gloss, and scratch resistance of the printed material. They also improve the overall aesthetic appeal.
Considerations: The resin should offer good leveling properties, fast drying, and compatibility with the underlying ink layers.