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发明名称
卫生粉笔的制造方法
摘要
本发明公开了一种卫生粉笔的制造方法,利用本方法制造的粉笔书写时不脏手,不影响书写效果和擦拭,不易折断,且防潮。本发明通过下述技术方案予以实现:给已成形、焙干的粉笔上一层胶,揩净,然后晾干或者焙干。
申请公布号
CN1597337A
申请公布日期
2005.03.23
申请号
CN200410046751.3
申请日期
2004.09.07
申请人
邓社文
发明人
邓社文
分类号
B43K19/00;C09D13/00
主分类号
B43K19/00
代理机构
代理人
主权项
一种制造卫生粉笔的方法,包括成形焙干的粉笔、胶水,其特征在于,把已成形、焙干的粉笔,上一层胶,揩净,然后凉干或焙干。
地址
424413湖南省桂阳县雷坪乡中学
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