In the high-end industrial fields such as aerospace, electronics and electrical engineering, automotive manufacturing, and high-performance composite materials, crosslinking agents with both oil and solvent resistance properties and active reaction groups are indispensable core components for preparing key materials such as high-performance fluorosilicone rubber, fluorosilicone potting compounds, and special release agents. The products launched by our company, including hydrogenated fluorosilicone oil 25H, are a fluorosiloxane and siloxane copolymer. By introducing silicon hydrogen segments as active groups in the molecular chain and introducing trifluoropropyl groups to provide oil resistance, solvent resistance, and water repellency, this product demonstrates significant industrial application value in numerous high-end application areas such as room-curing fluorosilicone rubber, fluorosilicone potting compounds, fluorosilicone release agents, and multi-material surface water repellents, providing a key functional crosslinking agent option for the design and manufacture of special fluorosilicone materials.


I. Core Structural Characteristics and Series Specifications


Product hydrogenated fluorosilicone oil 25H is a fluorosiloxane and siloxane copolymer. By introducing silicon hydrogen segments as active groups in the molecular chain and introducing trifluoropropyl groups to give the product oil resistance, solvent resistance, and water repellency. This product offers multiple models to meet different application needs: 25H-02 is a methyl-terminated side hydrogenated fluorosilicone oil with a viscosity of 30 to 100 square millimeters per second and a hydrogen content of 0.20%; 25H-08 is the same as 25H-02, with a viscosity of 30 to 100 square millimeters per second and a hydrogen content of 0.70%; 25H-1511 is a terminal hydrogenated fluorosilicone oil with a viscosity of 30 to 50 square millimeters per second and a hydrogen content of 0.40%; 25H-1311L is a terminal hydrogenated fluorosilicone oil with a viscosity of 30 to 50 square millimeters per second and a hydrogen content of 0.20%. All models are colorless or light yellow transparent liquid, with a specific gravity between 1.03 and 1.06, and a refractive index of 1.38 to 1.39. The viscosity and fluorine content of the product can be customized according to specific application requirements.


II. Core Performance Advantages and Application Mechanism


Product hydrogenated fluorosilicone oil 25H, with its unique active fluorosilane molecular structure, exhibits the following core performance advantages in material applications:


Diverse reaction capabilities provided by the active silicon hydrogen bonds. The silicon hydrogen segments in the molecular chain can undergo silicon hydrogen addition reactions or condensation reactions with double bonds, hydroxyl groups, etc., serving as the core crosslinking agent in room-curing fluorosilicone rubber, fluorosilicone potting compounds, and fluorosilicone release agents, to form a three-dimensional network structure with oil resistance and solvent resistance.


Oil resistance, solvent resistance, and water repellency conferred by fluorosilane synergy. The trifluoropropyl groups introduced give the product excellent oil resistance, solvent resistance, and water repellency. The fluorosilane crosslinked elastomers formed by its crosslinking can remain stable in complex media such as fuel, lubricating oil, hydraulic oil, and various chemical solvents.


Low-temperature crosslinking film formation and broad-spectrum waterproofing function. With the action of metal salt catalysts, the product can crosslink into a film at low temperatures, forming a waterproof film on various materials' surfaces, serving as a waterproof agent for rubber, fabric, glass, ceramics, paper, leather, metal, cement, marble, etc.


III. Wide Application Areas


Product hydrogenated fluorosilicone oil 25H, with its multi-functional performance combination, can play a key role in the following high-end application areas, including:


1. Crosslinking agents for room-curing fluorosilicone rubber, fluorosilicone potting compounds, and fluorosilicone release agents. With the action of platinum catalysts, the product can undergo silicon hydrogen addition reactions with vinyl-containing fluorosilicone polymers for crosslinking, used to prepare various high-performance fluorosilicone elastomer products, such as oil-resistant seals, fuel pipelines, and oil-resistant potting materials for electronic components, and can also be used to prepare fluorosilicone release agents with stable release force.


2. Multi-material surface waterproofing agents. Under the action of metal salt catalysts, it can cross-link into a film at low temperatures, forming a waterproof film on various substances' surfaces. It can be used as a waterproof agent for rubber, fabric, glass, ceramics, paper, leather, metal, cement, marble and other materials. The treated substrate surface has excellent hydrophobicity and anti-fouling properties.


III. Fluorosilicone Sealants and Special Coatings. The product can be used to prepare fluorosilicone sealants and special coating materials, and is applied in special fields such as oil resistance, anti-adhesion and chemical protection.


IV. Packaging Specifications and Storage and Transportation Conditions


The product containing hydrogen fluoride silicone oil 25H is packaged in plastic drums or galvanized iron drums. It is available in various specifications such as 1 kilogram, 5 kilograms, 20 kilograms, 50 kilograms and 200 kilograms, and is transported as non-hazardous chemicals. It should be stored in a cool and dry environment, away from heat sources and fire, and avoid contact with strong oxidants, acids, and alkalis. The shelf life is twelve months.


V. Quality Assurance and Industrial Chain Value


The product containing hydrogen fluoride silicone oil 25H has established a strict quality control system during the production process. It implements full-process detection of key indicators such as product appearance, viscosity, hydrogen content, specific gravity and refractive index to ensure consistency and reliability between batches.


With the continuous growth in the demand for special cross-linking agents with oil resistance and solvent resistance in strategic industries such as new energy vehicles, aerospace, electronic and electrical, and high-performance composite materials, the product containing hydrogen fluoride silicone oil 25H, which has the active silicon hydrogen bond cross-linking function and excellent fluorosilicone synergy performance, is becoming a key raw material option for promoting the technological upgrading of high-end products such as fluorosilicone rubber, fluorosilicone potting compound, fluorosilicone release agent and waterproof protective materials. It provides strong raw material support for the independent innovation and industrial upgrading of domestic special fluorosilicone materials.