Silicone Resin
Silicone Resin

Information Center

Everything you need to know about our products and company

When talking about organosilicon materials, most people think of silicone sealing gaskets and silicone kitchenware. Nevertheless, methyl MQ silicone resin, another core organosilicon raw material, underpins numerous industries including pressure-sensitive adhesives, high-end coatings, electronic materials and cosmetic ingredients. Featuring distinctive molecular structure and outstanding comprehensive performance, it is an indispensable functional resin along the organosilicon industrial chain.

Methyl MQ silicone resin is a three-dimensional crosslinked organosilicon resin built on a siloxane backbone, consisting of two fundamental siloxane structural units:

  • M unit (monofunctional unit): [(CH₃)₃SiO₁/₂]. It serves as end capping groups and regulates flexibility and compatibility.
  • Q unit (tetrafunctional unit): [SiO₄/₂]. It constructs the 3D rigid framework and endows the resin with rigidity, heat resistance and film-forming capacity.

Its general molecular formula is simplified as [(CH₃)₃SiO₁/₂]ₐ[SiO₄/₂]ᵦ, with molecular weight ranging commonly from 1,000 to 8,000. It generally appears as white powder, granules or solvent-dissolved liquid. Its overall performance is precisely governed by the M/Q molar ratio.

To put it simply: Q units build the rigid backbone, while outer M units modulate flexibility, forming a unique spherical three-dimensional architecture. Completely different from conventional linear silicone oil, it balances rigidity and flexibility simultaneously.

Mainstream Preparation Technology

The prevailing production route adopts sodium silicate, tetraethyl orthosilicate (TEOS), hexamethyldisiloxane (HMDSO) and other basic feedstocks via acid-catalyzed hydrolysis and polycondensation:

  1. Raw material hydrolysis: Q-source siloxane/sodium silicate undergoes hydrolysis under acidic conditions to generate silanol intermediates.
  2. Copolycondensation: Condensation reaction proceeds with M-source end-capping agent (e.g., hexamethyldisiloxane) to construct the MQ three-dimensional network structure.
  3. Purification and post-treatment: Neutralization, water washing, solvent stripping and drying are carried out to obtain powder or solvent-based finished products. Product performance can be accurately tailored by adjusting the M/Q ratio.

Strict control of pH value, reaction temperature and holding time is required throughout the whole process to guarantee uniform molecular structure and minimize residual impurities.

Factory Products

Our most popular products loved by customers worldwide

SILICONE RESIN FOR RELEASE AGENT

SILICONE RESIN FOR RELEASE AGENT

Silicone resins transform release agent technology through their exceptional thermal stability and non-stick properties. These high-performance materials create durable, cross-linked release layers that prevent adhesion in demanding molding and casting applications. The resins withstand temperatures exceeding 300°C while maintaining consistent release p.

SILICONE RESIN FOR COATINGS

SILICONE RESIN FOR COATINGS

Silicone resins deliver breakthrough performance in coating applications through their exceptional weather resistance and thermal stability. These advanced materials form durable, protective networks that maintain integrity under extreme environmental conditions, including prolonged UV exposure and temperatures ranging from -50°C to 300°C. Meeting inter.

SILICONE RESIN FOR PLASTICS & RUBBER

SILICONE RESIN FOR PLASTICS & RUBBER

Silicone resins significantly enhance plastic and rubber products through their unique cross-linking capabilities and surface modification properties. These high-performance additives improve thermal stability, weather resistance, and processing characteristics across various polymer systems. Meeting international industry standards, silicone resins off.

SILICONE RESIN FOR COMPOSITE MATERIALS

SILICONE RESIN FOR COMPOSITE MATERIALS

Silicone resins deliver exceptional thermal stability (up to 400°C) and mechanical strength to composite materials. These high-performance resins improve processing efficiency while enhancing electrical insulation and flame retardancy. Compatible with organic and inorganic fillers, they ensure uniform distribution and strong interfacial adhesion. The re.

Contact Us

We're here to help with any questions or inquiries you may have

Send us a message

Contact Information

Address

No. 116, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province,China

Phone

+86 18807097967

Email

silicone1985@gmail.com

Follow Us

Home ProductsContact