CN102399480A - 高性能无尘粉笔 - Google Patents

高性能无尘粉笔 Download PDF

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Publication number
CN102399480A
CN102399480A CN2010102828278A CN201010282827A CN102399480A CN 102399480 A CN102399480 A CN 102399480A CN 2010102828278 A CN2010102828278 A CN 2010102828278A CN 201010282827 A CN201010282827 A CN 201010282827A CN 102399480 A CN102399480 A CN 102399480A
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CN
China
Prior art keywords
performance
dustless chalk
parts
chalk
dustless
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Pending
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CN2010102828278A
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English (en)
Inventor
李琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN2010102828278A priority Critical patent/CN102399480A/zh
Publication of CN102399480A publication Critical patent/CN102399480A/zh
Pending legal-status Critical Current

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Abstract

本发明公开了一种高性能无尘粉笔,由熟石膏、丙三醇、硅酸钠、水组成。本发明配方合理,使用效果好,生产成本低。

Description

高性能无尘粉笔
技术领域:
本发明涉及一种无尘粉笔。
背景技术:
现有的无尘粉笔,效果不理想,生产成本高。
发明内容:
本发明的目的在于提供一种使用效果好的高性能无尘粉笔。
本发明的技术解决方案是:
一种高性能无尘粉笔,其特征是:由下列重量份的成分组成:
熟石膏        88份
丙三醇        4份
硅酸钠        0.8份
水            530份。
本发明配方合理,使用效果好,生产成本低。
下面结合实施例对本发明作进一步说明。
具体实施方式:
实施例1:
一种高性能无尘粉笔,由下列重量份的成分组成:
熟石膏        88份
丙三醇        4份
硅酸钠    0.8份
水        530份。

Claims (1)

1.一种高性能无尘粉笔,其特征是:由下列重量份的成分组成:
熟石膏    88份
丙三醇    4份
硅酸钠    0.8份
水        530份。
CN2010102828278A 2010-09-15 2010-09-15 高性能无尘粉笔 Pending CN102399480A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102828278A CN102399480A (zh) 2010-09-15 2010-09-15 高性能无尘粉笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102828278A CN102399480A (zh) 2010-09-15 2010-09-15 高性能无尘粉笔

Publications (1)

Publication Number Publication Date
CN102399480A true CN102399480A (zh) 2012-04-04

Family

ID=45882158

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010102828278A Pending CN102399480A (zh) 2010-09-15 2010-09-15 高性能无尘粉笔

Country Status (1)

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CN (1) CN102399480A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102876136A (zh) * 2012-09-11 2013-01-16 启东新加源化工有限公司 无尘粉笔

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102876136A (zh) * 2012-09-11 2013-01-16 启东新加源化工有限公司 无尘粉笔

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Application publication date: 20120404