Description

Linseed Oil, Polymer With Benzoic Acid, Pentaerythritol, Phthalic Anhydride, Tdi, 3A,4,7,7A-Tetrahydro-1,3-Isobenzofurandione And Trimethylolpropane CAS NO 129126-84-7 is a specialized, high-performance alkyd resin polymer designed for demanding industrial applications. This compound matters because it combines the film-forming durability of modified linseed oil with the chemical resistance and structural integrity imparted by its complex co-polymer structure. It is primarily needed by manufacturers in the coatings, adhesives, and advanced composite materials sectors seeking to enhance product performance. The resulting polymer offers a unique balance of flexibility, adhesion, and environmental resistance.

Application

• High-Performance Industrial Coatings: Used as a primary resin in protective coatings for metal, wood, and concrete, offering excellent weather resistance and durability.
• Specialty Inks and Varnishes: Serves as a key component in printing inks and overprint varnishes requiring fast drying times and high gloss.
• Adhesive and Sealant Formulations: Provides strong binding properties and flexibility in construction and automotive sealants and adhesives.
• Composite Material Binders: Acts as a matrix resin in fiber-reinforced plastics and other composite materials, enhancing mechanical strength.
• Corrosion-Resistant Primers: Formulated into primers that provide superior adhesion and barrier protection against corrosion for industrial equipment.
• Decorative and Architectural Finishes: Used in high-quality paints and stains for architectural applications where a tough, long-lasting finish is required.

Basic Information

Product Name	Linseed Oil, Polymer With Benzoic Acid, Pentaerythritol, Phthalic Anhydride, Tdi, 3A,4,7,7A-Tetrahydro-1,3-Isobenzofurandione And Trimethylolpropane
CAS No.	129126-84-7
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Contact for details
Synonyms	Alkyd resin, modified linseed oil; Linseed oil alkyd resin; Benzoic acid, polymer with pentaerythritol, phthalic anhydride, TDI, tetrahydrophthalic anhydride, trimethylolpropane and linseed oil; TDI-modified linseed oil alkyd; Polymeric resin of linseed oil, benzoic acid, pentaerythritol, phthalic anhydride, toluene diisocyanate, tetrahydrophthalic anhydride, and trimethylolpropane; Linseed oil copolymer; Isocyanate-modified alkyd resin.
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to stringent quality control protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including viscosity, acid value, solids content, and color. Certificates of Analysis (COA) documenting these specifications are available upon request, providing full traceability and compliance data for your quality management systems.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider using under an inert gas blanket to prevent skin formation and maintain optimal properties.

Specification

Item	Specification
Appearance	Viscous liquid, clear to slightly hazy
Color (Gardner)	≤ 6
Solids Content	70 ± 2 %
Viscosity (at 25°C)	Contact for details
Acid Value	≤ 10 mg KOH/g
Identification (IR)	Conforms to standard

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