Sunrise Granted Patent for Silicon-Carbon Composite Fast-Charging Technology, Further Strengthening Leadership in Solid-State Battery Anode Materials

Rhea-AI Summary

Sunrise New Energy (NASDAQ: EPOW) announced that its subsidiary was granted an invention patent titled “A Method for Improving the Fast-Charging Performance of Silicon-Carbon Composite Anode Materials” (Patent No. 202411167789.X) by the China National Intellectual Property Administration on Dec 5, 2025.

The patent addresses interfacial instability, ion-transport inefficiency, and capacity degradation during high-rate charging through composite structural optimization, interface stabilization, and ion-pathway enhancement. Sunrise says the method improves electrochemical performance of silicon-carbon composites under fast-charging conditions and is relevant to next-generation fast-charging lithium-ion and solid-state battery anodes.

The company plans pilot verification and commercialization, intends to increase R&D investment, and says the patent further strengthens its technical leadership and competitiveness across fast-charging batteries, energy storage systems, and solid-state battery supply chains.

Positive

• China invention patent granted: Patent No. 202411167789.X
• Patent targets fast-charging performance for silicon-carbon anodes
• Company plans pilot verification and commercialization efforts

Negative

• None.

News Market Reaction

-7.02% 2.2x vol

5 alerts

-7.02% News Effect

+8.5% Peak Tracked

-2.8% Trough Tracked

-$3M Valuation Impact

$44M Market Cap

2.2x Rel. Volume

On the day this news was published, EPOW declined 7.02%, reflecting a notable negative market reaction. Argus tracked a peak move of +8.5% during that session. Argus tracked a trough of -2.8% from its starting point during tracking. Our momentum scanner triggered 5 alerts that day, indicating moderate trading interest and price volatility. This price movement removed approximately $3M from the company's valuation, bringing the market cap to $44M at that time. Trading volume was elevated at 2.2x the daily average, suggesting increased selling activity.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

Patent No.: 202411167789.X

1 metrics

Patent No. 202411167789.X China National Intellectual Property Administration invention patent

Market Reality Check

Price: $0.8507 Vol: Volume 1,102,091 is about...

high vol

$0.8507 Last Close

Volume Volume 1,102,091 is about 5.75x the 20-day average of 191,671, indicating elevated interest ahead of this patent news. high

Technical Price at $1.14 is trading above the 200-day MA of $0.99, reflecting a pre-existing uptrend.

Peers on Argus

EPOW showed a pre-news gain of 6.05%. Sector peers in electrical equipment/parts...

1 Down

EPOW showed a pre-news gain of 6.05%. Sector peers in electrical equipment/parts mostly showed positive moves earlier, while the only peer in the momentum scanner (CCTG) was moving down, suggesting EPOW’s action has been more stock-specific than a broad sector rotation.

Historical Context

5 past events · Latest: Dec 04 (Positive)

Pattern 5 events

Date	Event	Sentiment	Move	Catalyst
Dec 04	Patent grant	Positive	+6.0%	China patent for lithium cerate–coated anode to enhance solid-state performance.
Dec 04	Project funding	Positive	+6.0%	USD 345,000 provincial funding for solid-state battery and key materials pilot.
Dec 02	Supply contract	Positive	-0.9%	USD 30 million one-year contract for 10,000 tons synthetic graphite anode materials.
Oct 22	AI patent	Positive	+1.9%	AI-driven multivariable particle size control patent for graphite micro-powder manufacturing.
Oct 21	Safety patent	Positive	-3.7%	AI-enabled anti-eruption system patent for graphitization furnace safety control.

Pattern Detected

Recent positive operational and patent news has led to mixed but slightly more aligned price reactions, with 3 aligned and 2 divergent moves.

Recent Company History

Over the last few months, Sunrise reported multiple technology and commercialization milestones. On Dec 2, 2025, it signed a USD 30 million annual supply contract for 10,000 tons of synthetic graphite anode materials targeting energy storage and UAV markets. On Dec 4, 2025, it received a China invention patent for lithium cerate–coated anode materials and separate funding of USD 345,000 for a solid-state battery pilot. Earlier AI-driven manufacturing and safety patents were also announced. Today’s silicon-carbon fast-charging patent continues this pattern of R&D-focused progress in advanced anode and solid-state battery materials.

Market Pulse Summary

The stock moved -7.0% in the session following this news. A negative reaction despite another patent...

Analysis

The stock moved -7.0% in the session following this news. A negative reaction despite another patent grant would fit a mixed pattern where some positive developments, such as the USD 30 million supply contract, previously saw price weakness. The company has frequently tapped capital markets via public offerings and private placements in 2025, which may weigh on sentiment even when technology news is constructive. Investors have alternated between rewarding IP progress and focusing on financing and risk disclosures in recent filings.

Key Terms

silicon-carbon composite anode materials, solid-state battery anode materials, electrochemical performance, ion-transport pathway

4 terms

silicon-carbon composite anode materials technical

"patent titled “A Method for Improving the Fast-Charging Performance of Silicon-Carbon Composite Anode Materials”"

Silicon-carbon composite anode materials are engineered mixtures used for the negative electrode in rechargeable batteries, combining silicon particles (which store a lot of charge) with carbon (which provides electrical connectivity and mechanical support). They matter to investors because they can markedly increase a battery’s energy capacity and charging speed—like packing more fuel into the same tank—while presenting trade-offs in durability and manufacturing cost that affect product pricing and adoption.

solid-state battery anode materials technical

"development and application of next-generation fast-charging lithium-ion batteries and solid-state battery anode materials"

Materials used for the anode — the electrode that stores and releases charge — in solid-state batteries, which replace the liquid electrolyte with a solid one. Think of the anode material as the pantry or sponge that holds the battery’s energy; its chemistry determines how much energy fits, how fast the battery can charge, how long it lasts, and how safe it is. Investors watch these materials because they directly affect product performance, manufacturing cost, supply-chain risks, and the commercial viability of next-generation batteries.

electrochemical performance technical

"method significantly improves the electrochemical performance of silicon-carbon composite materials"

Electrochemical performance describes how well a device or material that stores or converts electrical energy—like a battery, fuel cell, or sensor—works in practice, measured by factors such as capacity, efficiency, charge/discharge speed, lifespan and stability. Investors care because stronger electrochemical performance means products last longer, charge faster, lose value more slowly and are cheaper to operate, which can translate into better market adoption, lower costs and higher returns; think of it as a car’s mileage, acceleration and reliability rolled into one for energy devices.

ion-transport pathway technical

"interface stabilization, and ion-transport pathway enhancement, the method significantly improves"

An ion-transport pathway is a route that allows charged atoms (ions) to move across a barrier, such as a cell membrane or a material, either through a channel, pore, or specialized carrier. Investors care because these pathways are often the target of drugs, medical tests, batteries and sensors—so changes in understanding, patents, or approval can affect the commercial value of treatments, devices or materials; think of it as a critical pipeline whose flow controls performance and outcomes.

AI-generated analysis. Not financial advice.

DOVER, USA, Dec. 05, 2025 (GLOBE NEWSWIRE) -- Sunrise New Energy Co., Ltd. (NASDAQ: EPOW) (“Sunrise” or the “Company”) today announced that its subsidiary, Guizhou Huiyang Technology Innovation Research Co., Ltd., has been granted an invention patent titled “A Method for Improving the Fast-Charging Performance of Silicon-Carbon Composite Anode Materials” (Patent No. 202411167789.X) by the China National Intellectual Property Administration.

This patented technology addresses key industry challenges faced by silicon-carbon composite anode materials during fast charging and high-rate operation, including interfacial instability, insufficient ion transport efficiency, and accelerated capacity degradation. Through innovations in composite structural optimization, interface stabilization, and ion-transport pathway enhancement, the method significantly improves the electrochemical performance of silicon-carbon composite materials under high-rate charging conditions. This advancement is highly valuable for the development and application of next-generation fast-charging lithium-ion batteries and solid-state battery anode materials.

Silicon-carbon materials are widely recognized as a core direction in the development of future solid-state battery anodes. The granting of this patent not only reflects Sunrise’s continued technological breakthroughs in advanced anode materials but also further strengthens the Company’s leadership in critical materials for next-generation solid-state batteries. As this patented technology moves toward pilot verification and commercialization, the Company is well positioned to expand its technical influence and competitiveness in fast-charging batteries, energy storage systems, and solid-state battery supply chains.

The Company stated that it will continue to increase its investment in advanced anode material research, accelerate pilot-scale validation and industrialization of innovative technologies, and further reinforce Sunrise’s leading position in both solid-state battery materials and fast-charging anode materials.

About Sunrise New Energy Co., Ltd

Headquartered in Zibo, Shandong Province, China, Sunrise New Energy Co., Ltd., through its joint venture, is engaged in the manufacturing and sale of graphite anode material for lithium-ion batteries. The Company's joint venture has completed the construction of a manufacturing facility with a production capacity of 50,000 tons in Guizhou Province, China. The plant runs on inexpensive electricity from renewable sources, which helps to make Sunrise New Energy a low-cost and low–environmental-impact producer of graphite anode material. Mr. Haiping Hu, the founder and CEO of the Company, is a major pioneer for the graphite anode industry in China starting from 1999. The Company’s management team is also composed of experts with years of experiences and strong track-records of success in the graphite anode industry. In addition, the Company also operates a knowledge sharing platform in China. For further information, please visit the Company’s website at www.sunrisenewenergy.com.

Forward-looking statement

Certain statements in this press release regarding the Company's future expectations, plans and prospects constitute forward-looking statements as defined by Private Securities Litigation Reform Act of 1995. Forward-looking statements include statements about plans, goals, objectives, strategies, future events, expected results, assumptions and any other factual statements that have not occurred. Any words that refer to "may", "will", "want", "should", "believe", "expect", "expect", "estimate", "estimate" or similar non-factual words, shall be regarded as forward-looking statements. Due to various factors, the actual results may differ materially from the historical results or the contents expressed in these forward-looking statements. These factors include, but are not limited to, the company's strategic objectives, the company's future plans, market demand and user acceptance of the company's products or services, technological updates, economic trends, the company's reputation and brand, the impact of industry competition and bidding, relevant policies and regulations, the ups and downs of China's macroeconomic conditions, the relevant international market conditions, and other related risks and assumptions disclosed in the Company’s Annual Report on Form 20-F published on the SEC’s website. In view of the above and other related reasons, we urge investors to visit the SEC’s website and consider other factors that may affect the Company's future operating results. The Company is under no obligation to make public amendments to changes in these forward-looking statements unless required by law.

For more information, please contact:

The Company:
IR Department
Email: IR@sunrisenewenergy.com
Phone: +86 4009919228

FAQ

What did Sunrise (EPOW) announce on Dec 5, 2025 regarding patents?

Sunrise said its subsidiary received a China invention patent titled fast-charging silicon-carbon anode method (Patent No. 202411167789.X).

What problems does the EPOW patent address for silicon-carbon anode materials?

The patent targets interfacial instability, insufficient ion transport, and accelerated capacity degradation under high-rate charging.

How will the patent affect Sunrise's position in solid-state battery supply chains?

The company says the patent strengthens its leadership and could expand its technical influence in fast-charging and solid-state anode materials.

Does the Sunrise press release state a commercialization timeline for the EPOW patent?

The company said it will move the technology toward pilot verification and commercialization but did not specify exact dates.

Will the patent immediately increase Sunrise (EPOW) revenue?

No immediate revenue figures were provided; the company described future pilot and industrialization efforts instead.

What technical improvements does the EPOW patent claim for fast-charging batteries?

The method claims improvements via composite structural optimization, interface stabilization, and ion-transport pathway enhancement.