Top 10 Companies in the High Purity Silicon Oxide (SiOx) Nanopowder Industry (2025): Nanotech Leaders Enabling Next-Gen Applications

In Business Insights
June 05, 2025

The Global High Purity Silicon Oxide (SiOx) Nanopowder Market was valued at USD 2,650.70 million in 2023 and is projected to reach USD 3,327.08 million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 3.30% during the forecast period (2024-2030). This expansion is driven by accelerating demand across biomedical implants, advanced electronics, and energy storage systems where nanomaterials provide critical performance advantages.

As precision-engineered nanomaterials become ubiquitous across industrial sectors, material innovators are pushing boundaries in particle engineering and functionalization. This analysis profiles the Top 10 Companies in the High Purity Silicon Oxide Nanopowder Industry – specialists combining material science expertise with application-specific solutions.


🔟 1. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: AEROSIL® branded colloidal silicon oxides

The global leader in fumed silica technology, Evonik produces surface-modified SiOx nanopowders with customizable hydrophobicity and particle size distributions down to 7nm.

Technical Capabilities:

  • 80+ years specializing in pyrogenic silica production

  • 22 global production sites with NMP-compliant facilities

  • Patented high-temperature hydrolysis process yielding 99.8% purity

Download FREE Sample Report:
High Purity Silicon Oxide (SiOx) Nanopowder Market – View in Detailed Research Report


9️⃣ 2. Cabot Corporation

Headquarters: Boston, Massachusetts, USA
Key Offering: CAB-O-SIL® fumed silica with proprietary dispersibility

Cabot’s engineered SiOx nanomaterials feature controlled aggregates and fused primary particles from 5-50nm, optimized for composites and rheology modification.

Technical Capabilities:

  • Surface area ranges from 50-400 m²/g via flame hydrolysis

  • Special hydrophobic grades for battery electrodes


8️⃣ 3. NanoPore Incorporated

Headquarters: Albuquerque, New Mexico, USA
Key Offering: Monodisperse 20-100nm SiOx spheres (±5% deviation)

Focusing exclusively on research-grade materials, NanoPore produces ultra-uniform particles with tunable porosity for chromatography and catalysis.

Technical Capabilities:

  • BET surface areas up to 800 m²/g

  • Custom surface silanol group densities


7️⃣ 4. US Research Nanomaterials, Inc.

Headquarters: Houston, Texas, USA
Key Offering: Catalog and custom silicon oxide nanostructures

With ISO 9001:2015 certified production, USRN manufactures spherical, rod-shaped, and mesoporous SiOx particles for industrial R&D teams.

Technical Capabilities:

  • 58 standard product variants with 48-hour lead times

  • GMP manufacturing for medical device applications


6️⃣ 5. SkySpring Nanomaterials

Headquarters: Houston, Texas, USA
Key Offering: Element-doped oxide nanopowders

Specializing in modified compositions, SkySpring produces aluminum/titanium-doped SiOx with enhanced dielectric and photocatalytic properties.

Technical Capabilities:

  • Doping concentrations from 0.5-15% atomic weight

  • Custom surface coatings for dispersion stability

Download FREE Sample Report:
High Purity Silicon Oxide (SiOx) Nanopowder Market – View in Detailed Research Report


5️⃣ 6. Nanocomposix

Headquarters: San Diego, California, USA
Key Offering: Core-shell SiOx architectures

The company’s proprietary nanofabrication platform creates precision-engineered particles with customizable shell thickness and porosity profiles.

Technical Capabilities:

  • 50-200nm cores with 5-50nm shell layers

  • Bio-conjugation ready surface chemistry


4️⃣ 7. NanoAmor

Headquarters: Houston, Texas, USA
Key Offering: High-volume industrial SiOx supplies

Focusing on scale-up challenges, NanoAmor delivers tonnage quantities of consistent quality nanopowders to manufacturing operations.

Technical Capabilities:

  • 500kg+ batch production capacity

  • Bulk packaging for automated handling


3️⃣ 8. American Elements

Headquarters: Los Angeles, California, USA
Key Offering: Ultra-high purity research materials

American Elements serves advanced research institutions with 6N (99.9999%) silicon oxide nanoparticles certified by glow discharge mass spectrometry.

Technical Capabilities:

  • Trace metal analysis <5ppm

  • Rare earth doped compositions


2️⃣ 9. Nanostructured & Amorphous Materials, Inc.

Headquarters: Houston, Texas, USA
Key Offering: Tailored nanostructure solutions

NAMI’s engineers develop application-specific particle morphologies including hollow spheres and hierarchical pore structures.

Technical Capabilities:

  • Proprietary sol-gel synthesis methods

  • Full characterization services


1️⃣ 10. Hongwu International Group Ltd.

Headquarters: Guangzhou, China
Key Offering: Cost-effective Asian manufacturing

Hongwu bridges quality and affordability with scaled production of standard silicon oxide nanopowders meeting ISO 9001 standards.

Technical Capabilities:

  • Annual capacity exceeding 800 metric tons

  • Growing catalog of surface-modified options

Get Full Report Here:
High Purity Silicon Oxide (SiOx) Nanopowder Market – View in Detailed Research Report


🔬 Market Outlook: SiOx Nanomaterials Enabling Technological Breakthroughs

The silicon oxide nanopowder landscape is evolving beyond basic material supply towards engineered solutions addressing specific performance requirements in emerging applications.

📈 Key Industry Developments:

  • Biomedical implants leveraging surface-modified nanoparticles

  • Next-gen battery separator coatings utilizing nanopowders

  • Semiconductor process innovations driving purity requirements

  • Sustainable production methods reducing environmental impact

Get Full Report Here:
High Purity Silicon Oxide (SiOx) Nanopowder Market – View in Detailed Research Report

These market leaders are not just supplying materials – they’re enabling revolutions across healthcare, energy, computing and industrial domains through precision nanomaterials engineering.