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Breakthrough Silane-Free Silicon Anode Patents for High Energy Lithium-ion Batteries

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Solidion Technology (NASDAQ: STI) has filed multiple US patent applications for a groundbreaking silicon anode production process aimed at enhancing lithium-ion batteries for EVs. The technology features a silane-free approach to produce graphene-hosted silicon as a high-capacity anode material.

The innovation addresses key limitations of current silicon anode production methods, which rely on expensive and hazardous silane gas. Solidion's solution introduces two major improvements: porous graphene balls capable of holding up to 90% silicon (compared to current 50% limit), and a safer, more cost-effective silane-free silicon precursor.

This advancement is significant as silicon anodes can extend EV driving range by 20-40%, making them important for improving battery performance and reducing costs in the electric vehicle industry.

Solidion Technology (NASDAQ: STI) ha presentato numerose domande di brevetto negli Stati Uniti per un innovativo processo di produzione di anodi in silicio, destinato a migliorare le batterie agli ioni di litio per i veicoli elettrici. La tecnologia prevede un approccio senza silano per produrre silicio ospitato nel grafene come materiale anode ad alta capacità.

L'innovazione affronta le principali limitazioni degli attuali metodi di produzione di anodi in silicio, che dipendono da gas silano costosi e pericolosi. La soluzione di Solidion introduce due miglioramenti importanti: palle di grafene poroso in grado di contenere fino al 90% di silicio (rispetto al limite attuale del 50%) e un precursore di silicio più sicuro e conveniente senza silano.

Questo progresso è significativo poiché gli anodi in silicio possono estendere l'autonomia dei veicoli elettrici del 20-40%, rendendoli importanti per migliorare le prestazioni delle batterie e ridurre i costi nell'industria dei veicoli elettrici.

Solidion Technology (NASDAQ: STI) ha presentado múltiples solicitudes de patente en EE. UU. para un innovador proceso de producción de ánodos de silicio, dirigido a mejorar las baterías de iones de litio para vehículos eléctricos. La tecnología cuenta con un enfoque libre de silano para producir silicio alojado en grafeno como material de ánodo de alta capacidad.

La innovación aborda limitaciones clave de los métodos actuales de producción de ánodos de silicio, que dependen de un costoso y peligroso gas silano. La solución de Solidion introduce dos mejoras importantes: bolas de grafeno poroso capaces de contener hasta un 90% de silicio (en comparación con el límite actual del 50%) y un precursor de silicio más seguro y rentable que no utiliza silano.

Este avance es significativo ya que los ánodos de silicio pueden extender el alcance de conducción de los vehículos eléctricos en un 20-40%, lo que los convierte en importantes para mejorar el rendimiento de las baterías y reducir costos en la industria de vehículos eléctricos.

Solidion Technology (NASDAQ: STI)는 전기차용 리튬 이온 배터리를 향상시키기 위한 혁신적인 실리콘 음극 생산 프로세스에 대해 미국에 여러 개의 특허 출원을 했습니다. 이 기술은 실란 없는 접근법을 통해 높은 용량의 음극 소재로 그래핀을 호스트한 실리콘을 생산하는 것을 특징으로 합니다.

이 혁신은 현재의 실리콘 음극 생산 방법의 주요 한계를 해결하며, 이러한 방법은 비쌀 뿐만 아니라 위험한 실란 가스에 의존합니다. Solidion의 솔루션은 두 가지 중요한 개선점을 도입합니다: 현재의 50% 한도와 비교하여 최대 90% 실리콘을 담을 수 있는 다공성 그래핀 볼과, 더 안전하고 비용 효율적인 실란 없는 실리콘 전구체입니다.

이 발전은 실리콘 음극이 EV 주행 거리를 20-40%까지 연장할 수 있기 때문에 전기차 산업에서 배터리 성능을 향상시키고 비용을 줄이는 데 중요합니다.

Solidion Technology (NASDAQ: STI) a déposé plusieurs demandes de brevet aux États-Unis pour un processus révolutionnaire de production d'anodes en silicium visant à améliorer les batteries lithium-ion pour les véhicules électriques. La technologie présente une approche sans silane pour produire du silicium hébergé dans le graphène en tant que matériau d'anode à haute capacité.

Cette innovation répond aux principales limitations des méthodes de production d'anodes en silicium existantes, qui reposent sur un gaz silane coûteux et dangereux. La solution de Solidion introduit deux améliorations majeures : des billes de graphène poreux capables de contenir jusqu'à 90% de silicium (comparé à la limite actuelle de 50%) et un précurseur de silicium plus sûr et plus économique sans silane.

Cette avancée est significative, car les anodes en silicium peuvent prolonger l'autonomie des véhicules électriques de 20-40%, ce qui les rend importantes pour améliorer les performances des batteries et réduire les coûts dans l'industrie des véhicules électriques.

Solidion Technology (NASDAQ: STI) hat mehrere US-Patentanträge für einen bahnbrechenden Prozess zur Herstellung von Silikonanoden eingereicht, der darauf abzielt, Lithium-Ionen-Batterien für Elektrofahrzeuge zu verbessern. Die Technologie zeichnet sich durch einen silane-freien Ansatz aus, um graphenhaltiges Silizium als hochkapazitiven Anodenwerkstoff herzustellen.

Die Innovation beseitigt wichtige Einschränkungen der derzeitigen Methoden zur Herstellung von Silikonanoden, die auf teurem und gefährlichem Silangas basieren. Die Lösung von Solidion bringt zwei wesentliche Verbesserungen mit sich: poröse Graphenkugeln, die bis zu 90% Silizium halten können (im Vergleich zur aktuellen Grenze von 50%) und einen sichereren, kosteneffektiveren silane-freien Siliziumvorläufer.

Dieser Fortschritt ist bedeutend, da Silikonanoden die Reichweite von Elektrofahrzeugen um 20-40% verlängern können, was sie wichtig macht für die Verbesserung der Batterieleistung und die Senkung der Kosten in der Elektrofahrzeugindustrie.

Positive
  • Patent-pending technology could enable 90% silicon content in anodes vs current 50% limit
  • New process eliminates need for expensive and hazardous silane gas
  • Technology could enable 20-40% increase in EV driving range
  • More cost-effective production process
Negative
  • Patents are pending, not yet granted
  • Technology still in development phase, not commercialized

Insights

This patent filing represents a potential breakthrough in silicon anode technology that could fundamentally transform the EV battery landscape. The innovation addresses two critical pain points in current silicon anode production: safety concerns with silane gas and silicon loading capacity.

The technical advancement is particularly significant as it enables up to 90% silicon content in the graphene/Si composite, nearly double the current industry standard of 50%. This higher silicon content could translate to substantially improved energy density and extended EV range by 20-40%. From a commercial perspective, eliminating silane gas dependency could significantly reduce production costs and simplify supply chain logistics.

However, several key considerations warrant attention:

  • The timeline from patent filing to commercial production could be substantial, requiring extensive validation and scaling efforts
  • The technology must demonstrate long-term cycling stability and performance consistency at scale
  • Existing silicon anode manufacturers may face significant pressure to adapt or risk obsolescence
  • The impact on battery cell costs and production processes needs careful evaluation

For investors, this development signals Solidion's strong innovation capabilities and potential market leadership in next-generation battery materials. The technology could position the company advantageously in the rapidly growing EV battery market, particularly as major automakers increasingly demand higher-performance battery solutions.

Solidion files multiple patent applications on a new process to produce graphene ball-hosted silicon anode materials

DALLAS, Feb. 11, 2025 /PRNewswire/ -- Solidion Technology, Inc. (NASDAQ: STI), an advanced battery technology solutions provider, today announced that its technical team has filed several US patent applications on an innovative process for cost-effective production of graphene-hosted silicon as a high-capacity anode material.

Industry-leading EV OEMs have concluded that silicon anode is required to drive EV battery technology to a lower cost and provide a higher energy density, significantly extending the EV driving range. Specifically, silicon (Si) is a leading-edge anode material capable of extending the EV range by 20-40%.

One of globally leading silicon anode materials is produced from chemical vapor deposition (CVD) of Si in pores of highly porous carbon particles. This technology has several major drawbacks, due to the use of a silane gas-based feedstock, which is known to be scarce, highly explosive, costly and challenging to produce, transport, and store. Additionally, current porous carbon particles are incapable of accepting more than 50% of silane-derived Si in their pores, a feature which significantly compromises the achievable cell energy density.

Solidion's patent-pending Si anode technology overcomes these technical and economical obstacles by using an innovative combination of two strategies: (1) well-designed porous graphene balls that can readily accommodate up to 90% Si in the graphene/Si composite and (2) A low-cost silane-free precursor to Si will be much safer to produce, store and transport than silane and can be more cost-effectively converted into Si.

About Solidion Technology, Inc.

Headquartered in Dallas, Texas with pilot production facilities in Dayton, Ohio, Solidion's (NASDAQ: STI) core business includes manufacturing of battery materials and components, as well as development and production of next-generation batteries for energy storage systems and electric vehicles for ground, air, and sea transportation. Solidion holds a portfolio of over 550 patents, covering innovations such as high-capacity, silane-free and graphene-enabled silicon anodes, biomass-based graphite, advanced lithium-sulfur and lithium-metal technologies.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Solidion Technology Inc., (NASDAQ: STI) (the "Company," "Solidion," "we," "our" or "us") desires to take advantage of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 and is including this cautionary statement in connection with this safe harbor legislation. The words "forecasts" "believe," "may," "estimate," "continue," "anticipate," "intend," "should," "plan," "could," "target," "potential," "is likely," "expect" and similar expressions, as they relate to us, are intended to identify forward-looking statements. We undertake no obligation to publicly update any forward-looking statements, whether as a result of new information, future developments or otherwise, except as may be required by law.

Cision View original content to download multimedia:https://www.prnewswire.com/news-releases/breakthrough-silane-free-silicon-anode-patents-for-high-energy-lithium-ion-batteries-302373071.html

SOURCE Solidion Technology, Inc.

FAQ

What is the potential range improvement for EVs using Solidion's (STI) silicon anode technology?

Solidion's silicon anode technology can potentially extend EV driving range by 20-40%.

How much silicon can Solidion's (STI) new graphene balls accommodate compared to current technology?

Solidion's graphene balls can accommodate up to 90% silicon, compared to current technology which is to 50%.

What are the main advantages of Solidion's (STI) silane-free silicon anode technology?

The main advantages include safer production, more cost-effective processing, easier storage and transport, and higher silicon content capacity in graphene balls.

What problems does Solidion's (STI) new silicon anode technology solve?

It solves issues related to silane gas usage, including high costs, explosion risks, scarcity, and storage challenges, while also improving silicon content capacity in anodes.

Solidion Technology, Inc.

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