发明名称 |
PAPEL SULFURIZADO COUCHE E SEU PROCESSO DE FABRICO |
摘要 |
<p>Paper which has been sulphurised with H2SO4 is treated to improve its properties further: (i) initially by applying water or aqueous solution to the side(s). Also claimed are: (a) the application of pigmented coat(s) to one side of a sheet of sulphurised paper to facilitate subsequent metallisation and/or printing; and (b) paper treated by these processes.</p> |
申请公布号 |
PT756036(E) |
申请公布日期 |
2002.03.28 |
申请号 |
PT19960401566T |
申请日期 |
1996.07.16 |
申请人 |
AHLSTROM INDUSTRIES SA |
发明人 |
PIERRE GIRARD;JEAN-CLAUDE TRILLAT |
分类号 |
D21H19/08;D21H19/20;D21H19/24;D21H19/36;D21H19/82;D21H27/10;(IPC1-7):D21H27/10 |
主分类号 |
D21H19/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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