鋰電池納米氧化鋁

杭州萬景新材料有限公司              0571-8536 7025

電池納米氧化鋁是我公司根據(jù)電池，以及電池材料的性能，經(jīng)過特殊的加工工藝生產(chǎn)出來的粒徑小而均勻，純度高，表面性能優(yōu)異的納米粉體，廣泛用于各種鋰電池，堿性電池，太陽能電池等以及其他電池，提高電池的儲(chǔ)能性能，安全性能，起到節(jié)能環(huán)保的作用。

技術(shù)指標(biāo)：

項(xiàng)目                                                            指標(biāo)

型  號                                                         VK-L30D

外   觀                                                        白色粉末

含量，   ﹪                                              99.99

比表面積， m²/g                        30±10

粒徑 nm                                                      30±5

PH值                                  5.0-6.5

加熱減量，%                           ≤1.0

灼燒失重，%                           ≤1.0

應(yīng)用特性：

1、納米氧化鋁用作鋰電池電極涂層,可以有效的起到隔熱，絕緣的作用，提高安全性能。

2、摻雜鋁到鈷酸鋰中，可形成固溶體，穩(wěn)定晶格，提高倍率性能和循環(huán)性能。

3、用納米氧化鋁對鈷酸鋰進(jìn)行包覆，可以提高熱穩(wěn)定性，提高循環(huán)性能和耐過充能力，抑制氧的生成和LiPF6的分解，可避免LiCo02與電解液直接接觸，減少電化學(xué)比容量損失，從而提高LiCoO2的電化學(xué)比容量。

4、納米氧化鋁中鋁離子的摻雜，可以提高電池的電壓，從而提高電池使用的安全性。

5、納米氧化鋁應(yīng)用于改性進(jìn)尖晶石錳酸鋰材料，生產(chǎn)出的電池可逆容量達(dá)到107mAh/克，55C循環(huán)200次, 容量保持率大于90％，優(yōu)于同類產(chǎn)品水平，是國內(nèi)*個(gè)可用于用高功率鋰離子電池的材料。

添加量： 0.2-5%

包  裝：20kg/箱

杭州萬景新材料有限公司              0571-8536 7025

Nanometer Alumina （for battery）

Property:

Small and uniform particle size;

High purity and excellent surface properties;

Environment-friendly and energy-saving;

Effectly improve the energy storage property and security performance of lithium batteries, alkaline batteries, solar batteries and so on.

Specifications:

項(xiàng)目I  ITEM                                                 指標(biāo)  Specification

型 Item NO.                                             VK-L30D VK-L30D

外 Appearance                                        白色粉末 White powder

含量﹪ Assay,       %                                99.99 99.8

比表面積，m ² /gS SSA,       m ² / g                            180±30 30 ± 10

粒徑 nm   appAPS APS,       nm                                 30±5 30 ± 5

PH值 PH                                                     5.0-6.5 5.0-6.5

加熱減量，% Loss on dry,  %                                ≤1.0 ≤ 1.0

灼燒失重 （%） Loss on ignition ,   %                        ≤1.0 ≤ 1.0

應(yīng)用特性： Application:

1.  Electrode of lithium battery coated with Nano-alumina has good properties of heat insulation,insulation and high security.

2.  Adulterating nano aluminum in LiCoO₂ can form a solid solution, stabilize lattice and  increase its rate capability and cycling performance.

3.  LiCoO₂ coated with nano alumina has good thermal stability, cycle performance and overcharge capacity.Nano alumina in LiCoO₂ can restrain oxygen production and decomposition of LiPF6, avoid LiCoO₂ contact with electrolyte directly, reduce the loss of electrochemical specific capacity, and improve the electrochemical specific capacity of LiCoO₂.

4. Improve the battery's voltage, thereby enhance the safety of battery.

5. The reversible capacity of spinel LiMn₂O₄ battery material improved by nano alumina is 107mAh / g.And its capacity-keeping rate is 90% min which is better than the similar products in the world.Nano alumina is the first materials used in high-power Li-ion battery.

Dosage: 0.2-5%

Package: 20kgs/carton