📊 Daily Keyword Intelligence Report | April 26, 2026
This report covers key developments in PTFE, PEEK, aerogels, carbon fiber, specialty ceramics, electronic chemicals, and PI film. Based on publicly available data from April 19–26, 2026, it provides B2B procurement managers and R&D professionals with actionable keyword intelligence.
1. PTFE (Polytetrafluoroethylene)
| Keyword | Demand Level | B2B Value | Trend |
|---|---|---|---|
| PTFE filter bags | ⭐⭐⭐⭐⭐ | Very High (industrial filtration) | Stable |
| PTFE etched tubes (medical) | ⭐⭐⭐⭐ | High (medical devices) | Rising |
| PTFE Teflon film (optical) | ⭐⭐⭐ | Medium (display/electronics) | Rising |
| PTFE sealing tape | ⭐⭐⭐ | Medium (industrial seals) | Stable |
This Week’s Highlights:
- Industrial PTFE filter bags (LOI >95%, -200°C to 250°C) remain the most active B2B keyword — especially for flue-gas filtration and corrosive environment applications.
- Medical-grade PTFE etched tubes for catheters and surgical instruments showing rising inquiries from Southeast Asia and European buyers.
- Jiangsu Aokai and similar manufacturers expanding PTFE glass fiber cloth tape exports — targeting the Middle East and ASEAN markets.
2. PEEK (Polyether Ether Ketone)
| Keyword | Demand Level | B2B Value | Trend |
|---|---|---|---|
| PEEK resin wholesale price | ⭐⭐⭐⭐⭐ | Critical (procurement decision) | Rising |
| PEEK precision parts manufacturer | ⭐⭐⭐⭐ | High (auto/aerospace) | Rising |
| PEEK medical implants grade | ⭐⭐⭐⭐ | High (healthcare) | Stable |
| Victrex PEEK supplier | ⭐⭐⭐ | Medium (brand sourcing) | Stable |
This Week’s Highlights:
- Hengbo Co. (恒勃股份) plans to raise RMB 1.8 billion for PEEK precision parts manufacturing — Jiangmen smart factory + Changzhou expansion. Strategic shift from traditional manufacturing to high-performance polymer processing.
- Shandong Junhao investing RMB 320M in 2,500 tonnes/year PEEK resin plant in Jining Chemical Industrial Park, targeting both general-purpose and medical-grade PEEK.
- Market reference: UK Victrex 90G at ~USD 250/tonne (FOB Shanghai warehouse); medical-grade PEEK remains firm.
- PEEK cranial implants (X-ray transparent, MRI-compatible) driving sustained demand in the medical sector.
3. Aerogel
| Keyword | Demand Level | B2B Value | Trend |
|---|---|---|---|
| Aerogel thermal insulation blanket supplier | ⭐⭐⭐⭐⭐ | Critical (industrial HVAC/construction) | Rising |
| Aerogel battery thermal barrier sheet | ⭐⭐⭐⭐⭐ | Critical (EV battery systems) | Fast Rising |
| Aerogel fireproof coating | ⭐⭐⭐⭐ | High (industrial fire safety) | Rising |
| Graphene aerogel manufacturer | ⭐⭐⭐ | Medium (R&D / composites) | Stable |
This Week’s Highlights:
- Guangdong Elison (广东埃力生): 70,000 m³/year aerogel production capacity — globally leading. National “Specialized, Refined, and Innovative” enterprise. Active in EV battery and LNG terminal insulation projects.
- Fanrui Yihui (泛锐熠辉): Leading producer of aerogel battery thermal barrier sheets and EV fire blankets. Southern China offices in Dongguan, Ningde, and Fuzhou — proximity to CATL and EV OEMs.
- Nanuo Technology (纳诺科技): Domestic pioneer of aerogel industrialization — broke US technology monopoly. Grade S products in mass production.
- Freeze-drying aerogel production technology reducing dependence on supercritical CO₂ drying — lower capex for mid-tier producers.
4. Carbon Fiber & Specialty Ceramics
| Keyword | Demand Level | B2B Value | Trend |
|---|---|---|---|
| Carbon fiber reinforced composites wholesale | ⭐⭐⭐⭐ | High (aerospace/defense) | Stable |
| SiC coating supplier | ⭐⭐⭐⭐ | High (high-temp applications) | Rising |
| Ceramic matrix composites manufacturer | ⭐⭐⭐ | Medium (thermal protection) | Stable |
This Week’s Highlights:
- Advanced Materials (IF=26.8): Zhengzhou Light Industry University + Peking University joint research published on Pt1/MnO2 nanotip materials.
- Fanrui Yihui’s three product lines: nano-SiO₂ aerogel, carbon fiber CMCs, and resin matrix composites — actively expanding in EV thermal management.
- Amaero (USA) continues commercializing 3D-printed carbon fiber composites for aerospace and defense applications.
5. PI Film & Electronic Chemicals
| Keyword | Demand Level | B2B Value | Trend |
|---|---|---|---|
| High-temperature PI film electronic grade | ⭐⭐⭐⭐ | High (flexible electronics) | Stable |
| Electronic chemicals China manufacturer | ⭐⭐⭐⭐ | High (semiconductor supply chain) | Rising |
6. Top B2B Keyword Intelligence Ranking
| Rank | Keyword | Segment | Commercial Intent |
|---|---|---|---|
| #1 | aerogel battery thermal barrier sheet manufacturer | Aerogel | Critical (procurement + supplier) |
| #2 | PEEK resin wholesale price supplier | PEEK | Critical (price + sourcing) |
| #3 | PTFE filter bag quotation factory | PTFE | High (industrial purchasing) |
| #4 | aerogel insulation blanket wholesale price | Aerogel | High (B2B sourcing) |
| #5 | PEEK precision parts custom machining | PEEK | High (manufacturing inquiry) |
| #6 | PTFE etched tube medical grade supplier | PTFE | High (medical device OEM) |
| #7 | carbon fiber composite material wholesale | Carbon Fiber | Medium (engineering procurement) |
| #8 | high temperature PI film electronic supplier | PI Film | Medium (electronics sourcing) |
7. Actionable Recommendations
- Procurement: PEEK resin and aerogel blankets are the hottest B2B keywords this week — lock in suppliers early. Victrex PEEK reference: USD 245–260/tonne (Shanghai warehouse).
- Business Development: Aerogel in EV battery thermal management is booming. Elison, Fanrui Yihui, and Nanuo are the top 3 domestic players to engage.
- R&D/Product: Transparent PTFE film for optical/display applications is a niche with rising interest — domestic substitution opportunity.
- Export: PTFE filter bags and sealing tape have stable export demand — Jiangsu and Shandong manufacturers have established export channels to Middle East and Southeast Asia.
Data sources: b2b168.com, yiqi.com, Sohu, QQ News, and industry databases | Report date: April 26, 2026
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