SKU: 53921676716

Manganese dioxide nanosheets

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Description

Manganese dioxide nanosheetsProduct Name Name:Manganese dioxide nanosheets Product Overview Among the various types of manganese oxides and their derivatives, manganese dioxide is widely used in various fields due to its unique properties. Manganese dioxide nanoparticles have a variety of morphologies including four dimensions: zero dimensional, one dimensional, two dimensional and three dimensional. Manganese dioxide (MnOC nanoparticles are manganese dioxide materials with

Product Name

Name::Manganese dioxide nanosheets

Product Overview

Among the various types of manganese oxides and their derivatives, manganese dioxide is widely used in various fields due to its unique properties. Manganese dioxide nanoparticles have a variety of morphologies including four dimensions: zero-dimensional, one-dimensional, two-dimensional and three-dimensional. Manganese dioxide (MnO¡ãC nanoparticles are manganese dioxide materials with nanoscale dimensions. Nanomaterials show a wide range of applications in several fields due to their unique physical and chemical properties.

Technical Parameter   

Appearance:Black powder

Diameter:0-500nm

Purity:99%

Product Features

1)Excellent catalytic performance: Due to its unique structure and electronic characteristics, nano-manganese dioxide performs well in the catalytic field, especially in REDOX reactions, battery electrode materials, etc.

2)Good adsorption performance: high specific surface area makes nano manganese dioxide can effectively adsorb heavy metal ions, organic pollutants, and has potential applications in the field of environmental treatment.

3)Electrochemical properties: As an electrode material, nano-manganese dioxide has high specific capacitance and good cycle stability, and is one of the ideal materials for energy storage devices such as supercapacitors.

Application Fields

1) Battery materials: nano manganese dioxide is widely used in lithium ion batteries, zinc manganese batteries and other battery cathode materials, which can improve the energy density and cycle life of batteries. Catalyst: in the chemical industry, nano manganese dioxide can be used as a catalyst or catalyst carrier, to promote the chemical reaction, improve the reaction efficiency and yield.

2) Environmental treatment: Using its excellent adsorption performance, nano manganese dioxide can be used for the treatment of heavy metal ions and organic pollutants in wastewater to achieve environmental purification.

3) Supercapacitors: As an electrode material, nanometer manganese dioxide shows high specific capacitance and good cycle stability in supercapacitors, which helps to improve the energy storage capacity of supercapacitors.

4) Sensor: nano manganese dioxide can also be used to prepare gas sensors, biological sensors, etc., by detecting the interaction between the target substance and nano manganese dioxide to achieve signal conversion and transmission. Other fields: it can also be used as metal soft abrasive, insulation and insulation filler, advanced daily cosmetics filler and spraying materials, medicine, environmental protection and other fields of additives or catalyst carrier.

Related Information

Sealed, avoid light, and keep dry at room temperature. Expiry date: Half a year.

Please e-mail for the detailed characterization data.

E-mail:[email protected]

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SKU: 53921676716

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4.1 ★★★★★
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Verified Purchase
T. Bock
Fort Morgan, US
★★★★★ 3
Difficult/impossible to unscrew plastic cups (in order to recharge the vibrating/blinking device)
Color: Orange
Generally, I don't leave feedback on items purchased. However, in this case, I feel compelled to do so in hopes the mechanical engineers (of this product) will take my input to heart and ultimately modify it. First the pros... - I have 2 high-energy dogs (Jack Russell Terriers) who love their toys (e.g., chewing bones, tug-of-war, etc.) but usually get bored with them rather quickly. - This interactive PetDroid ball, however, keeps them busy for a long time. - In fact, my smaller dog (Max) knows its storage location and sits (as early as 6 AM) in front of the cabinet so that I give him "his ball". It keeps him busy for up to 1-2 hours at a time. - Max is literally addicted to the PetDroid ball... his determinant play with it makes me laugh all the time. Now, the cons... - After several days of play, the exterior looks chewed up quite a bit. That's no problem though. - Unfortunately, the interior "threads/grooves" of the two plastic cups (for closing/fasting) are very tiny. - Thus, after an hour-long hard play, it is almost impossible to unscrew the 2 plastic cups in order to recharge the interior device. - It appears the 2 cups somehow come off track and get realigned from the inside. - At that point, I cannot unscrew the PetDroid ball in order to recharge the device.... and without the blinking/vibration, this toy is no longer fun for play. - Ultimately, I had to place the bottom half of the ball into a vise and then use a plumbing wrench to untwist it. Proposed Solution: - Increase the size of the plastic cups' interior threads/grooves so that they won't get realigned/come off track. - This would mitigate the current dilemma of NOT being able to unscrew the ball in order to recharge it. In my view, this should be a relatively simple fix and significantly improve the durability of this product. Thank you for your time.
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Reviewed in the United States on February 4, 2022
S
Verified Purchase
Scott L.
Belleville, US
★★★★★ 5
Good fun and entertaining!
Color: Orange
A really fun interactive toy for your dog! It's pretty erratic and really gets him chasing it. The included soft cover was kinda hard to install and then it's hard to turn it off and on with the cover on, I feel like the cover didn't really improve it at all, sure it's louder without the cover but I feel like dog also likes it that way, he likes loud squeaky toys and this thing making a bunch of noise is appealing to him. We have mostly hardwood floors so it really gets moving, I'm sure on carpet it would be a bit quieter and maybe even a bit slower to move around but on hard smooth surfaces this things can really get zipping around abd get some speed to make him chase it. Overall a fun and entertaining toy.
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Reviewed in the United States on January 27, 2026
B
Verified Purchase
bill a.
Phoenix, US
★★★★★ 5
Awesome
Color: Orange
Awesome Toy . My Jack is crazy over it. She usually get bored with others, but this toy still has her attention after a couple of weeks Runs a long time on a short charge. 👍🏻
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Reviewed in the United States on May 30, 2026
C
Verified Purchase
Chad
Omaha, US
★★★★★ 2
Not the Fetch-Fest I Hoped For
Color: Orange
I had high hopes for the PetDroid Interactive Dog Ball, especially with the newly upgraded features and promises of durable, motion-activated fun. Unfortunately, it didn’t quite live up to expectations for my furry friend. Here’s why I’m giving it 2 stars. Promising Features, Lackluster Results The idea behind this toy is fantastic: a durable, motion-activated ball that would entertain my dog without much effort on my part. The ball is supposed to roll around on its own, keeping my dog engaged and active. However, in practice, it just didn’t capture my dog’s interest. Durability I will give credit where it’s due: the ball is well-made and seems durable. It can withstand some rough handling, which is great for more aggressive chewers. Unfortunately, durability doesn’t mean much if your dog won’t play with it in the first place. Motion Activation The motion activation feature is hit or miss. While the ball does move around as advertised, it didn’t seem to move in a way that intrigued my dog. He gave it a sniff, watched it for a minute, and then walked away, unimpressed. I tried multiple times to get him interested, but he simply wasn’t having it. Lack of Engagement The biggest issue is that the ball just didn’t engage my dog at all. It might be more suitable for a different personality type or breed, but for my pooch, it was a total flop. He’s usually quite playful and curious, so I was surprised by his lack of interest. Final Thoughts Overall, the PetDroid Interactive Dog Ball might work for some dogs, but it was a miss for mine. If your dog is easily entertained by automated toys, it might be worth a try. However, based on my experience, I can’t wholeheartedly recommend it. Pros: Durable construction Motion-activated as advertised Cons: Did not engage my dog Motion activation wasn’t intriguing enough Might be more suitable for specific dog types or personalities If you decide to give it a shot, just be prepared for the possibility that your dog might not find it as entertaining as you hope. For us, it’s back to the drawing board for a more engaging toy.
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Reviewed in the United States on June 14, 2024
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Verified Purchase
Sally
New York, US
★★★★★ 4
Pup Loves It, Some Other Notes
Color: Orange
We've had this for about six months and my 75 lb, 14-month-old German Shepherd pup LOVES IT. Her favorite is "Crazy Bouncing Mode." In fact, she doesn't care much for the normal mode. She chews it a lot - even drops it in her water bowl at times - and it's still going strong. This is a great purchase. It's nice hands-off entertainment. Do know that it is heavy compared to a normal ball - if your pup likes dropping it on the ground like mine does, it will land with a hard "thud," even with the included sleeve. Hopefully you don't have downstairs neighbors. Also know that the cover that goes over the charging port is removable and your dog may choke on it if they chew it in just the right manner. Definitely only let the pup play with it while supervised. All in all, great toy.
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Reviewed in the United States on February 11, 2026

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