Manganese Dioxide
Manganese oloro, Manganese (IV) oxide
| Awọn itumọ ọrọ sisọ | Pyrolusite, hyperoxide ti manganese, ohun elo afẹfẹ dudu ti manganese, oxide manganic |
| Cas No. | 13113-13-9 |
| Ilana kemikali | MnO2 |
| Molar Mass | 86.9368 g / mol |
| Ifarahan | Brown-dudu ri to |
| iwuwo | 5,026 g / cm3 |
| Ojuami Iyo | 535 °C (995 °F; 808 K) (decomposes) |
| Solubility ninu Omi | Ailopin |
| Ailagbara Oofa (χ) | + 2280,0 · 10-6 cm3 / mol |
Gbogbogbo Specification fun Manganese Dioxide
| MnO2 | Fe | SiO2 | S | P | Ọrinrin | Iwọn Ipin (Apapọ) | Ohun elo ti o ni imọran |
| ≥30% | ≤20% | ≤25% | ≤0.1% | ≤0.1% | ≤7% | 100-400 | Biriki, Tile |
| ≥40% | ≤15% | ≤20% | ≤0.1% | ≤0.1% | ≤7% | 100-400 | |
| ≥50% | ≤10% | ≤18% | ≤0.1% | ≤0.1% | ≤7% | 100-400 | Ti kii-ferrous irin smelting, desulfurization ati denitrification, manganese sulfate |
| ≥55% | ≤12% | ≤15% | ≤0.1% | ≤0.1% | ≤7% | 100-400 | |
| ≥60% | ≤8% | ≤13% | ≤0.1% | ≤0.1% | ≤5% | 100-400 | |
| ≥65% | ≤8% | ≤12% | ≤0.1% | ≤0.1% | ≤5% | 100-400 | Gilasi, Seramiki, Simenti |
| ≥70% | ≤5% | ≤10% | ≤0.1% | ≤0.1% | ≤4% | 100-400 | |
| ≥75% | ≤5% | ≤10% | ≤0.1% | ≤0.1% | ≤4% | 100-400 | |
| ≥80% | ≤3% | ≤8% | ≤0.1% | ≤0.1% | ≤3% | 100-400 | |
| ≥85% | ≤2% | ≤8% | ≤0.1% | ≤0.1% | ≤3% | 100-40 |
Sipesifikesonu Idawọlẹ fun Dioxide Manganese Electrolytic
| Awọn nkan | Ẹyọ | Oxidiation elegbogi&Ite Katalitiki | P Iru Zinc manganese ite | Makiuri-ọfẹ Alkaline Zinc-Manganese Dioxide Batiri Ite | Litiumu manganese Acid Ite | |
| HEMD | TEMD | |||||
| Dioxide manganese (MnO2) | % | 90.93 | 91.22 | 91.2 | ≥92 | ≥93 |
| Ọrinrin (H2O) | % | 3.2 | 2.17 | 1.7 | ≤0.5 | ≤0.5 |
| Irin (Fe) | ppm | 48.2 | 65 | 48.5 | ≤100 | ≤100 |
| Ejò (Cu) | ppm | 0.5 | 0.5 | 0.5 | ≤10 | ≤10 |
| Asiwaju (Pb) | ppm | 0.5 | 0.5 | 0.5 | ≤10 | ≤10 |
| Nickel (Ni) | ppm | 1.4 | 2.0 | 1.41 | ≤10 | ≤10 |
| Kobalti (Co) | ppm | 1.2 | 2.0 | 1.2 | ≤10 | ≤10 |
| Molybdenum (Mo) | ppm | 0.2 | - | 0.2 | - | - |
| Makiuri (Hg) | ppm | 5 | 4.7 | 5 | - | - |
| Sodium (Na) | ppm | - | - | - | - | ≤300 |
| Potasiomu (K) | ppm | - | - | - | - | ≤300 |
| Acid Hydrochloric Ailopin | % | 0.5 | 0.01 | 0.01 | - | - |
| Sulfate | % | 1.22 | 1.2 | 1.22 | ≤1.4 | ≤1.4 |
| Iye PH (ti pinnu nipasẹ ọna omi distilled) | - | 6.55 | 6.5 | 6.65 | 4 ~7 | 4 ~7 |
| Agbegbe pato | m2/g | 28 | - | 28 | - | - |
| Fọwọ ba iwuwo | g/l | - | - | - | ≥2.0 | ≥2.0 |
| Patiku Iwon | % | 99.5 (-400mesh) | 99.9 (-100mesh) | 99.9 (-100mesh) | 90≥ (-325mesh) | 90≥ (-325mesh) |
| Apakan Iwon | % | 94.6 (-600mesh) | 92.0 (-200mesh) | 92.0 (-200mesh) | Bi Ibeere | |
Sipesifikesonu Idawọlẹ fun Dioxide Manganese Ti Afihan
| Ẹka ọja | MnO2 | Ọja Abuda | ||||
| Manganese Dioxide C ti ṣiṣẹ | ≥75% | O ni awọn anfani giga gẹgẹbi γ-type crystal be, agbegbe nla kan pato, iṣẹ mimu omi ti o dara, ati iṣẹ-ṣiṣe idasilẹ; | ||||
| Manganese Dioxide P Iru ṣiṣẹ | ≥82% | |||||
| Ohun elo afẹfẹ manganese elekitirolitiki Ultrafine | ≥91.0% | Awọn ọja ni o ni kekere patiku iwọn (muna šakoso awọn ni ibẹrẹ iye ti awọn ọja laarin 5μm), dín patiku iwọn pinpin ibiti, γ-Iru gara fọọmu, ga kemikali ti nw, lagbara iduroṣinṣin, ati ti o dara pipinka ni lulú (awọn The tan kaakiri agbara jẹ significantly ti o ga ju ti awọn ọja ibile lọ nipasẹ diẹ sii ju 20%), ati pe o lo ninu awọn awọ pẹlu itẹlọrun awọ giga ati awọn ohun-ini giga miiran; | ||||
| Dioxide manganese ti nw ga | 96% -99% | Lẹhin awọn ọdun ti iṣẹ lile, UrbanMines ti ṣaṣeyọri ni aṣeyọri ni idagbasoke manganese olomi-mimọ giga, eyiti o ni awọn abuda ti ifoyina ti o lagbara ati itusilẹ to lagbara.Ni afikun, idiyele naa ni anfani pipe lori oloro manganese electrolytic; | ||||
| γ Electrolytic Manganese Dioxide | Bi Ibeere | Aṣoju Vulcanizing fun roba polysulfide, CMR iṣẹ-ọpọlọpọ, ti o dara fun halogen, roba ti o ni oju ojo, iṣẹ ṣiṣe giga, resistance ooru, ati iduroṣinṣin to lagbara; | ||||
Kini Manganese Dioxide ti a lo fun?
* Manganese Dioxide waye nipa ti ara bi nkan ti o wa ni erupe ile pyrolusite, eyiti o jẹ orisun ti manganese ati gbogbo awọn agbo ogun rẹ;Ti a lo lati ṣe irin manganese bi oxidizer.
*MnO2 jẹ akọkọ ti a lo gẹgẹbi apakan ti awọn batiri sẹẹli gbigbe: awọn batiri ipilẹ ati ohun ti a pe ni Leclanché cell, tabi awọn batiri zinc–erogba.Dioxide manganese ti lo ni aṣeyọri bi ilamẹjọ ati ohun elo batiri lọpọlọpọ.Ni ibẹrẹ, MnO2 ti o nwaye nipa ti ara ni a lo atẹle nipa kẹmika ti manganese oloro ti o ni ilọsiwaju ni ilọsiwaju iṣẹ ti awọn batiri Leclanché.Nigbamii, elekitirokemika ti a pese silẹ daradara diẹ sii manganese oloro (EMD) ni a lo ti nmu agbara sẹẹli ati agbara oṣuwọn.
* Ọpọlọpọ awọn lilo ile-iṣẹ pẹlu lilo MnO2 ni awọn ohun elo amọ ati ṣiṣe gilasi bi awọ eleto ara.Ti a lo ninu ṣiṣe gilasi lati yọ awọ alawọ ewe ti o ṣẹlẹ nipasẹ awọn impurities iron.Fun ṣiṣe gilasi amethyst, gilasi decolorizing, ati kikun lori tanganran, faience, ati majolica;
* Awọn ojoriro ti MnO2 ni a lo ninu imọ-ẹrọ eletiriki, awọn awọ, awọn agba ibon brown, bi gbigbẹ fun awọn kikun ati awọn varnishes, ati fun titẹ ati didimu awọn aṣọ;
*MnO2 tun lo bi pigmenti ati bi iṣaju si awọn agbo ogun manganese miiran, bii KMnO4.O ti wa ni lo bi awọn kan reagent ni Organic kolaginni, fun apẹẹrẹ, fun ifoyina ti allylic alcohols.
*MnO2 tun lo ninu awọn ohun elo itọju omi.
