CN100497502C - 黑板书写液的制备方法 - Google Patents
黑板书写液的制备方法 Download PDFInfo
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- CN100497502C CN100497502C CN 03119046 CN03119046A CN100497502C CN 100497502 C CN100497502 C CN 100497502C CN 03119046 CN03119046 CN 03119046 CN 03119046 A CN03119046 A CN 03119046A CN 100497502 C CN100497502 C CN 100497502C
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- polyoxyethylene
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Application Number | Priority Date | Filing Date | Title |
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CN 03119046 CN100497502C (zh) | 2003-05-06 | 2003-05-06 | 黑板书写液的制备方法 |
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CN 03119046 CN100497502C (zh) | 2003-05-06 | 2003-05-06 | 黑板书写液的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN1456608A CN1456608A (zh) | 2003-11-19 |
CN100497502C true CN100497502C (zh) | 2009-06-10 |
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CN 03119046 Expired - Fee Related CN100497502C (zh) | 2003-05-06 | 2003-05-06 | 黑板书写液的制备方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104893419A (zh) * | 2015-07-06 | 2015-09-09 | 重庆大学 | 一种实用的水性白板笔墨水及其制备方法 |
CN106905764A (zh) * | 2017-04-20 | 2017-06-30 | 孔硕硕 | 一种中性墨水的制备方法及制得的墨水 |
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CN1456608A (zh) | 2003-11-19 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: PAN GUOWU Free format text: FORMER OWNER: TAIYANGSHENG NATIONAL CULTURAL DEVELOPING CO., LTD., HECHI CITY, GUANGXI Effective date: 20040528 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040528 Address after: 547000 the Guangxi Zhuang Autonomous Region Hechi city Jinchengjiang District Jinchengjiang town family planning Applicant after: Pan Guowu Address before: Jinchengjiang District of the Guangxi Zhuang Autonomous Region city Hechi 547000 New Road No. 5 garden facade Applicant before: Taiyangsheng National Cultural Developing Co., Ltd., Hechi City, Guangxi |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20180506 |