Description

Soybean Oil/Rosin/Phthalic-Maleic Anhydride/Glycerol Resin is a specialized alkyd-type resin synthesized from natural and synthetic raw materials. This versatile compound is engineered to provide excellent film-forming properties, adhesion, and flexibility, making it a crucial component in high-performance coating systems. It is primarily sought after by manufacturers in the paints, inks, adhesives, and sealants industries for formulating products that require durability and specific rheological characteristics.

Application

• Industrial and Protective Coatings: As a primary resin or modifier in air-drying and baking enamels for metal, wood, and plastic substrates.
• Printing Inks: Used in lithographic, flexographic, and gravure inks to enhance gloss, rub resistance, and pigment wetting.
• Adhesive Formulations: Acts as a tackifier and binder in pressure-sensitive adhesives (PSAs) and assembly adhesives.
• Sealants and Caulks: Imparts flexibility and adhesion in non-hardening putties and elastic sealants.
• Primers: Serves as a base coat resin to promote adhesion of topcoats to difficult surfaces.
• Specialty Varnishes: Used in wood finishes and overprint varnishes to provide a protective, glossy layer.

Basic Information

Product Name	Soybean Oil/Rosin/Phthalic-Maleic Anhydride/Glycerol Resin
CAS No.	68188-73-8
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Varies by grade (Contact for details)
Synonyms	Alkyd resin, modified; Soybean oil-rosin-maleic anhydride-glycerol polymer; Modified alkyd resin (soybean oil, rosin, phthalic anhydride, maleic anhydride, glycerol); Rosin-modified alkyd resin; Phthalic-maleic glycerol ester of soybean oil and rosin; Glycerol phthalate-maleate, soybean oil and rosin ester; Maleated rosin-glycerol ester, soybean oil modified.
EINECS	Contact for details

Quality Control

Our Soybean Oil/Rosin/Phthalic-Maleic Anhydride/Glycerol Resin is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent performance in your formulations. Key parameters such as acid value, viscosity, color, and solids content are rigorously monitored. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C/59-77°F). Keep away from heat sources and open flame. Under these conditions, the product is stable for the period indicated on the label.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 12
Acid Value (mg KOH/g)	≤ 20
Viscosity (Gardner-Holdt, 50% in solvent)	Z2 - Z6
Solids Content (%)	98 - 100
Softening Point (Ring & Ball, °C)	80 - 110

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.