高纯勃姆石包覆锂电正极材料镍锰酸锂
发货
规格
0.4-2.5μm
<p class="MsoNormal" align="center">
<span>锂电正极材料镍锰酸锂包覆勃姆石<span></span></span>
</p>
<p class="MsoNormal">
<span> </span>
</p>
<p class="MsoNormal">
<span>目前，商业化的锂离子电池正极材料主要有钴酸锂</span><span>(LiCoO2)</span><span>正极材料、锰酸锂</span><span>(Li2MnO4)</span><span>正极材料、三元材料正极材料、磷酸铁锂正极材料。但是，上述正极材料都有各自的缺点：</span><span></span>
</p>
<p class="MsoNormal">
<span>(1)LiCoO2</span><span>正极材料具有成本高、环境污染严重等缺点，且截止电压超过</span><span>4.4V</span><span>以上，材料结构不稳定，循环性能变差的缺点；</span><span></span>
</p>
<p class="MsoNormal">
<span>(2)Li2MnO4</span><span>正极材料的高温循环与储存性能欠佳；</span><span></span>
</p>
<p class="MsoNormal">
<span>(3)</span><span>三元材料正极材料压实密度偏低，其倍率性能性能较低；</span><span></span>
</p>
<p class="MsoNormal">
<span>(4)</span><span>磷酸铁锂正极材料放电比容量不高，振实密度偏低，且产品存在较严重的一致性问题。</span><span></span>
</p>
<p class="MsoNormal">
<span>通过液相包覆得到勃姆石包覆的镍锰酸锂材料，然后置于马弗炉中</span><span>300-450℃</span><span>热处理得到勃姆石包覆改性的镍锰酸锂正极材料，改性后的镍锰酸锂正极材料较未包覆材料提高了约</span><span>10</span><span>％。</span><span></span>
</p>
<p class="MsoNormal">
<span> </span>
</p>
<p class="MsoNormal">
<span><span>壹石通</span><span>Estone</span><span>生产的</span><span>BG</span><span>系列是通过化学法合成的纯相α</span><span>-AlOOH</span><span>，无</span><span>γ</span><span>伴生，晶体形貌成菱形方块状，粒度分布非常集中。而其他公司生产的“所谓勃姆石”晶相非常不稳定，常伴有杂相，含有十字形结晶及絮状结晶，形貌非常不规则。</span><span></span></span>
</p>
<p class="MsoNormal">
<span> </span>
</p>
<p class="MsoNormal">
<span>BG</span><span><span>技术参数</span><span></span></span>
</p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" border="1">
<tbody>
<tr>
<td colspan="3" width="241">
<p class="MsoNormal" align="center">
<span>Spec.</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>BG-601</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>BG-611</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>BG-613</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>BG-403</span>
</p>
</td>
</tr>
<tr>
<td width="78">
<p class="MsoNormal" align="center">
<span>Purity</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span>AlOOH</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>%</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.95</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.95</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.95</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.8</span></span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>Mean partcle size(D50)</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>μm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>0.4-0.8</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>0.5-1.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>1.5-3.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>2.5-4.5</span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>BET Specific Surface Area</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span><span>㎡</span><span>/g</span></span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>8.0-14.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>50.-10.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>3.0-8.5</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>2.0-5.0</span>
</p>
</td>
</tr>
<tr>
<td rowspan="4" width="78">
<p class="MsoNormal" align="center">
<span>Impurity</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span>Ca</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1000</span></span>
</p>
</td>
</tr>
<tr>
<td width="92">
<p class="MsoNormal" align="center">
<span>Fe</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
</tr>
<tr>
<td width="92">
<p class="MsoNormal" align="center">
<span>Cu</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
</tr>
<tr>
<td width="92">
<p class="MsoNormal" align="center">
<span>Na</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1000</span></span>
</p>
</td>
</tr>
<tr>
<td width="78">
<p class="MsoNormal" align="center">
<span>PH Value</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span> </span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>——</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>Moisture content</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>Magnetic foreign matter</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>mg/100g</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
</tr>
<tr>
<td width="78">
<p class="MsoNormal" align="center">
<span>Packing</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span><span>纸塑复合袋</span><span></span></span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span> </span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>20kg</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>20kg</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>25kg</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>15kg</span>
</p>
</td>
</tr>
</tbody>
</table>
</div>
<span>锂电正极材料镍锰酸锂包覆勃姆石<span></span></span>
</p>
<p class="MsoNormal">
<span> </span>
</p>
<p class="MsoNormal">
<span>目前，商业化的锂离子电池正极材料主要有钴酸锂</span><span>(LiCoO2)</span><span>正极材料、锰酸锂</span><span>(Li2MnO4)</span><span>正极材料、三元材料正极材料、磷酸铁锂正极材料。但是，上述正极材料都有各自的缺点：</span><span></span>
</p>
<p class="MsoNormal">
<span>(1)LiCoO2</span><span>正极材料具有成本高、环境污染严重等缺点，且截止电压超过</span><span>4.4V</span><span>以上，材料结构不稳定，循环性能变差的缺点；</span><span></span>
</p>
<p class="MsoNormal">
<span>(2)Li2MnO4</span><span>正极材料的高温循环与储存性能欠佳；</span><span></span>
</p>
<p class="MsoNormal">
<span>(3)</span><span>三元材料正极材料压实密度偏低，其倍率性能性能较低；</span><span></span>
</p>
<p class="MsoNormal">
<span>(4)</span><span>磷酸铁锂正极材料放电比容量不高，振实密度偏低，且产品存在较严重的一致性问题。</span><span></span>
</p>
<p class="MsoNormal">
<span>通过液相包覆得到勃姆石包覆的镍锰酸锂材料，然后置于马弗炉中</span><span>300-450℃</span><span>热处理得到勃姆石包覆改性的镍锰酸锂正极材料，改性后的镍锰酸锂正极材料较未包覆材料提高了约</span><span>10</span><span>％。</span><span></span>
</p>
<p class="MsoNormal">
<span> </span>
</p>
<p class="MsoNormal">
<span><span>壹石通</span><span>Estone</span><span>生产的</span><span>BG</span><span>系列是通过化学法合成的纯相α</span><span>-AlOOH</span><span>，无</span><span>γ</span><span>伴生，晶体形貌成菱形方块状，粒度分布非常集中。而其他公司生产的“所谓勃姆石”晶相非常不稳定，常伴有杂相，含有十字形结晶及絮状结晶，形貌非常不规则。</span><span></span></span>
</p>
<p class="MsoNormal">
<span> </span>
</p>
<p class="MsoNormal">
<span>BG</span><span><span>技术参数</span><span></span></span>
</p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" border="1">
<tbody>
<tr>
<td colspan="3" width="241">
<p class="MsoNormal" align="center">
<span>Spec.</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>BG-601</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>BG-611</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>BG-613</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>BG-403</span>
</p>
</td>
</tr>
<tr>
<td width="78">
<p class="MsoNormal" align="center">
<span>Purity</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span>AlOOH</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>%</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.95</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.95</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.95</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＞</span><span>99.8</span></span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>Mean partcle size(D50)</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>μm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>0.4-0.8</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>0.5-1.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>1.5-3.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>2.5-4.5</span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>BET Specific Surface Area</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span><span>㎡</span><span>/g</span></span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>8.0-14.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>50.-10.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>3.0-8.5</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>2.0-5.0</span>
</p>
</td>
</tr>
<tr>
<td rowspan="4" width="78">
<p class="MsoNormal" align="center">
<span>Impurity</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span>Ca</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1000</span></span>
</p>
</td>
</tr>
<tr>
<td width="92">
<p class="MsoNormal" align="center">
<span>Fe</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>50</span></span>
</p>
</td>
</tr>
<tr>
<td width="92">
<p class="MsoNormal" align="center">
<span>Cu</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>5</span></span>
</p>
</td>
</tr>
<tr>
<td width="92">
<p class="MsoNormal" align="center">
<span>Na</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>500</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1000</span></span>
</p>
</td>
</tr>
<tr>
<td width="78">
<p class="MsoNormal" align="center">
<span>PH Value</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span> </span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>——</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>6.5-9.0</span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>Moisture content</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>Ppm</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>3000</span></span>
</p>
</td>
</tr>
<tr>
<td colspan="2" width="170">
<p class="MsoNormal" align="center">
<span>Magnetic foreign matter</span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span>mg/100g</span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span><span>＜</span><span>1</span></span>
</p>
</td>
</tr>
<tr>
<td width="78">
<p class="MsoNormal" align="center">
<span>Packing</span>
</p>
</td>
<td width="92">
<p class="MsoNormal" align="center">
<span><span>纸塑复合袋</span><span></span></span>
</p>
</td>
<td width="71">
<p class="MsoNormal" align="center">
<span> </span>
</p>
</td>
<td width="86">
<p class="MsoNormal" align="center">
<span>20kg</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>20kg</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>25kg</span>
</p>
</td>
<td width="75">
<p class="MsoNormal" align="center">
<span>15kg</span>
</p>
</td>
</tr>
</tbody>
</table>
</div>
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