What is rGO?
Reduced Graphene Oxide (rGO)
rGO (reduced graphene oxide) is a partially reduced, defect-rich reduced graphene-sheet material with lower oxygen functionality. Its residual oxygen chemistry, reduction state, sheet contacts, and dispersion quality define the material-level integration boundary.
Technical owner: Aurexene Materials Engineering Team · Last updated: 2026-07-26
Jawaban singkat
rGO (reduced graphene oxide) is a partially reduced, defect-rich graphene-based nanosheet material.
Bukan apa
- rGO is reduced graphene oxide, not graphene oxide and not necessarily pristine defect-free graphene.
When Not to Use It
- Do not use rGO when oxygen-rich GO surface chemistry, pristine graphene quality, or electrical insulation is required.
Intrinsic Screening Summary
- Identity screen
- CₓHᵧO𝓏 reduced graphene oxide (non-stoichiometric); Plate-like, few- to multi-layer nanosheets with re-stacking tendency
- Intrinsic feature
- Treat rGO as a reduction-history-dependent material, not as a universal conductive endpoint. Residual chemistry and sheet contacts must be measured with the exact grade and process route.
- Material-level integration
- Record supplied form, carrier or residue, shear history, drying route, restacking, and post-process sheet-contact continuity. Hold reduction state, dispersion energy, solids, and final geometry constant when comparing network retention between grades.
Kesesuaian aplikasi
Selection & Validation Framework
| Decision Question | Jawaban pada tingkat material |
|---|---|
| Integration and processing criteria | Required for: Conductive Materials, Material Pelindung EMI, Energy Storage, and Carbon Dispersion. Measure: surface resistance; volume resistance; resistance uniformity; particle distribution; settling; redispersion; storage stability; moisture exposure. Sample state: final host formulation or part state. Failure signals: Request approved data. |
Material Identity & Specification Status
Nilai densitas, kemurnian, dan kemasan yang disetujui belum dipublikasikan; konfirmasikan saat penawaran atau peninjauan sampel.
| Sifat | Nilai |
|---|---|
| Composition | CₓHᵧO𝓏 reduced graphene oxide (non-stoichiometric) |
| CAS / identity | 1034343-98-0 |
| Particle size | Broad lateral-size distribution; grade-specific dimensions on request |
| Morfologi | Plate-like, few- to multi-layer nanosheets with re-stacking tendency |
| Penyimpanan | Simpan tertutup rapat di tempat sejuk, kering, dan berventilasi baik; lindungi dari kelembapan, panas berlebih, dan sinar matahari langsung |
Why It Works
| Struktur | Fungsi | Mekanisme |
|---|---|---|
| Reduced graphene sheets with grade-specific residual oxygen, defects, reduction history, flake geometry, and supplied form. | The reduced sheet state shifts the material screen toward network formation, junction quality, restacking, and retention of the reduced chemistry through processing. | Treat rGO as a reduction-history-dependent material, not as a universal conductive endpoint. Residual chemistry and sheet contacts must be measured with the exact grade and process route. |
Compare Material Routes
| Material / Route | Decision Boundary |
|---|---|
| GO | rGO provides a reduced-sheet route where network formation and sheet-to-sheet contacts are the material-level questions. GO retains more oxygen functionality and may follow a different wetting, functionalization, assembly, or later-reduction path; compare exact residual chemistry and process history. |
Technical Guides
| Technical Guide | Summary |
|---|---|
| Why Carbon Black, CNT, Graphene, and Expanded Graphite Require Different Dispersion Strategies | Why Carbon Black, CNT, Graphene, and Expanded Graphite Require Different Dispersion Strategies — panduan rekayasa berbasis metode untuk Conductive Plastics & Coatings yang membahas perilaku struktur–fungsi pada batas material, antarmuka, dan sistem akhir, beserta batas proses, validasi, dan kualifikasi. |
| How to Distinguish GNP, GO, rGO, Ionic-Liquid Exfoliated Graphene, and 3D Graphene | A material-native graphene family map that separates chemical identity, sheet or network architecture, oxidation and defect state, supplied form, functional role, processing risk, first screen, and evidence required. |
Commercial Availability
Supplier role: Request confirmation
Supply status: Request confirmation
Sample status: Sample availability requires confirmation
Commercial details are not published until the source and verification fields are complete and the Supplier Data Packet is signed by the sales owner, technical reviewer, and resource/compliance owner. Request current grade, form, sample, packaging, and delivery confirmation.
Dokumen dan permintaan
Document access follows the current approval state. Unapproved or unavailable files route to a document request instead of a public download.
Lembar data teknis
Request required
Lembar data keselamatan
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Grade, Sample & Qualification Support
The Aurexene Materials Engineering Team can review the required form, host system, formulation or process, target, sample quantity, volume and timeline, and the grade-specific evidence needed before qualification.
Review Kemampuan laboratorium for sample evaluation and qualification support, or Kemampuan produksi for scale-up, quality, documentation, and supply support.
Request rGO Sample / Qualification Review