联系我们
济南聚大邦成化工有限公司
联系人:张总
电话:13583111587
网址:www.jnjdbc.cn
地址:济南市天桥区新材料市场南区7-1-1
精萘厂家为您分享工业萘的生产标准!
来源:http://www.jnjdbc.cn/ 日期:2020-07-23 发布人:admin
工业萘质量规格有如下指标:外观:片状或粉状结晶;颜色:白色,允许有轻微粉红色或淡黄色;结晶点:不小于77.5℃(含萘不低于95.13%);不挥发物:一级品不大于0.04%;二级品不大于0.06%;灰分:一级品不大于0.02%。目前,我国生产的工业萘质量已超过上述指标。工业萘主要用于生产苯酐,再以苯酐制取:
The quality specification of industrial naphthalene has the following indicators: appearance: flake or powder crystal; color: white, slight pink or light yellow is allowed; crystallization point: no less than 77.5 ℃ (containing naphthalene not less than 95.13%); non volatile matter: no more than 0.04% of grade I product; no more than 0.06% of grade II product; ash content: no more than 0.02% of grade I product. At present, the quality of industrial naphthalene produced in China has exceeded the above indexes. Industrial naphthalene is mainly used for the production of phthalic anhydride
1)聚脂树脂和聚酯纤维(用于织造的确良);
1) Polyester resin and polyester fiber (used to weave Dacron);
2)塑料、薄膜形成物和橡胶的增塑剂;
2) Plasticizers for plastics, film forms and rubber;
3)清漆和磁漆的醇酸树脂等。
3) Varnish and enamel alkyd resin, etc.
下一篇:精萘的储运方法你了解吗? 上一篇:精萘未来的形势情况分析!
此文关键词:精萘厂家
推荐阅读/ Recommended reading
- 精萘属于哪类 2024-12-07
- 全球与中国精萘市场现状及未来趋势分析 2024-12-03
- 精萘厂家:小孩误食的应急处理办法! 2024-11-20
- 精萘的用途 2024-11-07
如何防止精萘在生产过程中造成污染?
[2018-08-23]
为了防止精萘在生产过程中造成污染,可以采取以下措施:To prevent pollution caused by refined naphthalene during the p...