Silicone Oil Manufacturer & High-Performance Fluids

Decentralized Production, Precision Chemical Engineering & Strategic Global Supply Chains

280M+
Sales Volume 2023 (USD)
30K t
Annual Silane Output
65M+
New Plant Investment (USD)
DCS
Fully Automated Production

Core Silicone Fluids & Reactive Siloxanes

Explore our primary list of synthetic siloxanes and organosilicone liquids engineered for specialized industrial, pharmaceutical, and cosmetic applications.

Methyl hydrogen silicone fluid

Famous Methyl hydrogen silicone fluid polyester papermaking coating defoamer CAS 63148-57-2 Supplier, Factory

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Dimethicone Silicone Oil

China Dimethicone Silicone Oil CAS 9006-65-9 Product, Supplier

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Vinyl Silicone Oil

Famous Vinyl Silicone Oil CAS 26710-23-6 Companies, Factory

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Polysiloxane di-Me di-Ph

Famous Polysiloxane, di-Me, di-Ph CAS 63148-52-7 Suppliers, Supplier

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Phenylmethylsilicone oil

China Phenylmethylsilicone oil Phenyl trimethicone Cosmetic fluid Polymethylphenylsiloxane CAS 63148-58-3 Manufacturer

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Hydroxylic silicone oil

Famous Hydroxylic silicone oil Silanol Silicone polymer CAS 70131-67-8 Manufacturers, Companies

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Hydroxysilicone oil

China Hydroxysilicone oil 63148-60-7 Supplier, Factory

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Trimethoxy-terminated polydimethylsiloxane

Famous Trimethoxy-terminated polydimethylsiloxane Alkoxy-terminated silicone oil CAS 68440-70-0 Suppliers

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Whitepaper Excerpt

Fundamental Chemistry & Engineering of Siloxane Polymers

Silicone oils, structurally defined as polymerized siloxanes with organic side chains, present unique properties valuable to modern industrial synthesis. Unlike carbon-based polymers, the alternating silicon-oxygen (Si-O-Si) backbone provides remarkable thermal stability, low surface tension, high dielectric strength, and extreme resistance to environmental degradation. By adjusting the chain length (which governs viscosity) and modifying functional side groups (methyl, vinyl, phenyl, hydrogen, or silanol terminations), chemical engineers can dial in specific molecular characteristics for distinct applications.

For instance, Dimethicone (CAS 9006-65-9) acts as the baseline linear fluid, offering excellent shear resistance and thermal stability. In contrast, Methyl Hydrogen Silicone Fluid (CAS 63148-57-2) features highly reactive Si-H groups, rendering it a powerful waterproofing agent and cross-linker that cures under ambient temperatures when catalyzed. Phenyl-terminated fluids (e.g., CAS 63148-58-3) display outstanding low-temperature flexibility and high-temperature oxidation resistance, vital for aerospace lubrication and thermal coupling.

Primary Siloxane Families

  • PDMS Fluids: Broad viscosity range (0.65 to 1,000,000 cSt).
  • Si-H Reactive Fluids: Water repellency, paper coatings, and defoamer formulation.
  • Phenylmethyl Siloxanes: Advanced optical clarity, high refractive index, cosmetic lubricants.
  • Silanol & Alkoxy Terminated: Base polymers for RTV sealants and chemical synthesis.

Engineered Silicones & Advanced Chemistry

Founded in 2012, Shandong Boctok Chemical Co. has established itself as an international sales and marketing hub for premium chemical products. Achieving global revenues of US$280 million in 2023, the company maintains a dedicated focus on key international territories, with the BOCTOK brand serving as a cornerstone for specialized Russian-speaking industrial sectors.

Our organosilicone division includes twelve major series of silane coupling agents and crosslinkers—encompassing aminosilane, methacrylate silane, epoxy silane, vinyl silane, mercaptosilane, alkyl silane, ethyl silicate, chlorosilane, silane isocyanates, phenyl silane, ureidosilane, and serosilane. We complement this portfolio with premium silicone oils, resins, and rubbers, supporting clients in industries ranging from wind energy, XLPE power cabling, and electronics packaging to cosmetics, adhesives, and textile processing.

Boctok Industrial Facility

Global Sourcing Dynamics for Silicone Fluids

Understanding downstream challenges, volatility in raw materials, and structural supply pipelines for corporate procurement departments.

1. Value Chain Optimization

Industrial buyers require a balance of stable pricing and high chemical purity. Boctok leverages strong raw material agreements with state enterprises like SINOPEC and PetroChina. This integrated supply security mitigates upstream volatility for key siloxane intermediates, ensuring competitive pricing and consistent supply contracts.

2. Compliance & Regulatory Alignments

Compliance is central to modern global distribution. Our operations adhere to strict regulatory standards, providing full REACH registration, RoHS certificates of compliance, FDA-compliant formulations for food-grade contact, and comprehensive GHS Safety Data Sheets (SDS) in multiple languages to streamline custom clearance processes.

3. Specialized Logistics Systems

From individual 200L drums to bulk 1000L IBC tanks and full ISO tanks, our logistics infrastructure handles international shipping regulations. Strategically positioned shipping channels enable reliable lead times to North America, Europe, Australia, India, Russia, and Southeast Asia.

Macro-Industry Technical Solutions

Our silicone oils, silane coupling agents, and hydrocarbon resins solve performance issues across multiple industrial verticals.

Pesticides and Surfactants

Agricultural Formulations

Our modified trisiloxanes act as super-spreaders, reducing surface tension in pesticide and fertilizer sprays. This improves spray coverage, rainfastness, and leaf absorption for crops, fruits, and vegetables.

Cables and Casting

Cabling & High-Voltage Insulation

Vinyl-functionalized siloxanes and silane coupling agents are vital for XLPE (Cross-linked Polyethylene) electrical cables, boosting physical and thermal performance under high-voltage loads.

Silicone Adhesives

Adhesives & Structural Sealants

Silanol-terminated fluids (hydroxylic silicone oils) combined with alkoxy silanes form the basis of durable RTV (Room Temperature Vulcanizing) construction adhesives and architectural weatherproofing sealants.

Cosmetic Silicones

Personal Care & Cosmetics

Refined volatile and linear dimethicones, combined with phenyl trimethicone, provide non-greasy emolliency, spreading capability, and sensory modification in hair and skin formulations.

Petroleum resins coatings

Coating & Paint Rheology

Integrating C9 hydrocarbon resins and reactive silicone defoamers controls foam generation, improves pigment dispersion, and boosts scratch resistance in industrial coatings.

Fast Logistics Delivery

Advanced Textile Auxiliaries

Silicone fluid emulsions are key finishing agents, providing softness, wrinkle recovery, and wash-resistant hydrophobic barriers to both natural and synthetic fabrics.

Industrial Technology Roadmap

Our path forward involves ongoing capital investment, process automation, and sustainable chemical development.

Capital Expansion ($65 Million Investment)

Constructed a new chemical plant in Shouguang City, Shandong Province, specifically targeting silane coupling agents to strengthen downstream monomer security.

Safety & Process Control (DCS & SIS)

Implemented 6 automated DCS production lines and safety instrumented systems (SIS) to ensure process consistency and reduce human error.

Quality & Environmental Systems

Established closed-loop waste gas collection and specialized wastewater treatment systems to ensure operations comply with zero-discharge guidelines.

Agrochemical & Hydrocarbon Resin Synergy

Operated three hydrocarbon resin facilities (Zibo, Fushun, Nanjing) to supply C5 and C9 modified resins alongside pesticide intermediates, supporting diverse industrial clients.

Engineered Quality and Global Reliability

We work to eliminate common variables in chemical sourcing. By managing our raw materials and maintaining high quality standards, Shandong Boctok Chemical Co. delivers consistent product quality to buyers worldwide.

Quality Assurance

Our products undergo testing to ensure every batch meets required purity, viscosity, and functionality standards.

Production Capacity

Advanced production lines allow us to scale operations to meet high-volume orders and custom requirements.

Customer Service

Our technical and commercial support team handles product selection, logistics tracking, and regulatory questions.

Fast Delivery

Integrated global logistics networks facilitate transport and customs handling, supporting timely delivery.

Industrial Fields of Excellence

Our systems meet specifications for many industrial operations:

  • Pharmaceuticals: Medical-grade dimethicones and pesticide synthesis intermediates.
  • Polymer Modification: Hydrocarbon resins (C5/C9) for hot-melt formulations and rubber compounds.
  • Environmental Engineering: Integrated waste treatment systems limit operational emissions.
  • Industrial Lubricants: Dynamic viscosity fluids for mechanical dampening and heat transfer systems.

Frequently Asked Questions

Answers to common technical, logistics, and supply questions from chemical sourcing professionals.

What factors determine the viscosity stability of dimethicone silicone oil under high shear?
The shear stability of polydimethylsiloxane (PDMS) is determined by its molecular weight distribution and chain branching. Unlike organic fluids, PDMS resists degradation under continuous shear. Viscosity changes are mostly temporary (pseudoplasticity), and the fluid returns to its nominal viscosity once the shear stress is removed.
How does Methyl Hydrogen Silicone Fluid function as a waterproofing agent?
Methyl Hydrogen Silicone Fluid contains reactive silicon-hydrogen (Si-H) bonds. When applied to porous substrates (such as drywall, masonry, or textiles) in the presence of a catalyst (such as an organotin compound), the Si-H groups react with moisture or surface hydroxyl (-OH) groups. This reaction forms a cross-linked siloxane network that blocks water penetration while remaining breathable.
What regulatory registrations are provided for global shipments?
Shandong Boctok Chemical provides full regulatory documentation for global imports. This includes REACH registration for Europe, RoHS and REACH compliance declarations, GHS-compliant Safety Data Sheets (SDS), and certificates of analysis (COA) for every batch. Food-grade and cosmetic-grade formulations comply with FDA and international personal care standards.
What packaging options are available for industrial purchasing?
We offer flexible packaging configurations based on volume and transport needs: 200L steel drums (net weight 200kg/drum), 1000L IBC composite totes (net weight 950kg/tote), and ISO road/sea tankers for large-volume shipping.
How do silane coupling agents improve performance in polymer composites?
Silane coupling agents act as chemical bridges between inorganic fillers (like glass fiber, silica, or minerals) and organic polymers (such as epoxy, polyurethane, or thermoplastic resins). The alkoxy groups hydrolyze and bond to the inorganic substrate, while the organofunctional group (vinyl, amino, epoxy) reacts with the polymer matrix, improving mechanical strength and chemical resistance.

Silanes, Specialties & Industrial Products

Explore our additional product catalog, including functional silane crosslinkers, chemical intermediates, and specialized compounds.

Tetraethoxysilane

China Tetraethoxysilane CAS 78-10-4 Manufacturer, Companies

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Винбластин

China 6% Винбластин Manufacturer, Company

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Bis triethoxysilyl propylamine

China Bis-[3-(triethoxysilyl)-propyl]amine CAS 13497-18-2 Manufacturer, Companies

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Gamma isocyanato propyltrimethoxysilane

China Gamma-isocyanato-propyltrimethoxysilane Cas 15396-00-6 Companies, Products

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Hydroxysilicone oil 63148-60-7

China Hydroxysilicone oil 63148-60-7 Supplier, Factory

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Shiitake Mushroom

China 1% грибов шиитаке с сахаром Companies, Supplier

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Aminopropylmethyldiethoxysilane

Famous 3-Aminopropylmethyldiethoxysilane CAS 3179-76-8 Products, Supplier

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Bacterial cleaning

China 40% бактериальной очистки Company, Factory

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Chemical Material

Chemical Material

Pesticides

Pesticides

Pesticides - Melons and Fruits Pesticides - Flora Pesticides - agricultural crops Pesticides - Vegetables Silicone textiles
Pharmaceutical and Pesticide Industry Cosmetics and Personal Care Products (Petroleum Resins) Industrial Adhesives (Petroleum Resins) Rubber Industry Paints and Coatings (Petroleum Resins) Plastics Industry (Petroleum Resins) Pesticides Self-lubricating LSR Antifoaming Agent Drywall Silicone Liquids Automotive, Marine and Aviation Industries Forms Electronics Industry Construction Industry Construction Adhesives and Sealants Paint and Varnish Coatings Metal Surface Treatment Wire and Cable Synthesis and Casting of Resins Construction Materials Processing Wind Turbine Manufacturing Biomedical Textile Processing of Minerals and Fillers Micro- and Trapezoidal Polymers (Silicones) Plastics (Silicon) Adhesives Paints (Silicone)
All Silicone oil Products