发明名称 |
Erasable system including marking surface and erasable ink composition |
摘要 |
An erasable system including a marking element providing a non-porous marking surface and an erasable marking composition for applying markings to the marking surface. The erasable marking composition comprises a film forming polymeric material and a colorant. Preferred marking compositions comprise an elastomeric film forming polymeric material.
|
申请公布号 |
US4988123(A) |
申请公布日期 |
1991.01.29 |
申请号 |
US19880287507 |
申请日期 |
1988.12.19 |
申请人 |
THE GILLETTE COMPANY |
发明人 |
LIN, NAN J.;HANLEY, PETER G. |
分类号 |
C09D11/16 |
主分类号 |
C09D11/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|