Zinc Acrylate High-Temperature Resistant Additive

Product Performance:

Appearance and Structure: White powder or solid

Molecular Formula: C₆H₆O₄Zn

Molecular Weight: 207.50

CAS Number: 14643-87-9

Density: Approximately 1.6 g/cm³

Stability: Resistant to acid, alkali, oil, and high temperature (excellent corrosion resistance), chemically stable at room temperature.

Solubility: Soluble in water and acrylic acid, but insoluble as a polymer

Technical Indicators:

Purity: Industrial grade product purity ≥95%

Moisture Content: ≤0.5%

Acid Value Range: 0.2-14 mgKOH/g, Fineness ≥50 mesh

Zinc Content: Approximately 35%, providing excellent cross-linking capability

Functional Characteristics:

High-Temperature Resistance: Significantly improves the high-temperature stability of rubber products, reduces compression set rate in high-temperature environments, suitable for seals, tires, and other applications requiring long-term heat resistance.

Cross-Linking and Reinforcement: Forms salt-based cross-links with rubber molecules, enhancing material strength, elasticity, and tear resistance, while increasing hardness and wear resistance.

Interfacial Adhesion: Acts as an adhesive between rubber and skeleton materials such as metal and fiber, enhancing the interfacial bonding strength of composite materials.

Application Areas of Zinc Acrylate as a High-Temperature Additive:

Rubber Industry, used as a heat-resistant additive:

Tires and Seals: Improves high-temperature durability by reducing compression set in silica-reinforced rubber compounds.

Footwear Materials: Enhances heat resistance and resilience of sole materials, extending service life.

Vulcanization Accelerator: Speeds up vulcanization reactions, improving mechanical properties (e.g., tensile strength, elastic modulus) of vulcanized rubber.

High-Resilience Products: Such as golf ball cores, achieving high compression resistance and resilience through cross-linked polybutadiene rubber.

Other Industrial Fields:

Adhesives: Used for bonding rubber to metal (e.g., conveyor belt skeleton materials), enhancing interfacial strength of composites.

Cross-Linking Agent:

Artificial Marble: Improves weather resistance and structural stability of materials.

Sole Materials: Optimizes molding processes and enhances anti-aging performance.

Storage:

Store away from light and moisture (below 25°C)