发明名称 |
Burn-in gumming composition for offset printing plates |
摘要 |
A burn-in gumming composition for irradiated and developed offset printing plates comprises water and a water-soluble polymer or copolymer for protecting the plate surface during the burning-in step and during long-term storage. The polymer or copolymer used contains sulfonic acid groups and/or alkali metal sulfonate or ammonium sulfonate groups.
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申请公布号 |
US4885230(A) |
申请公布日期 |
1989.12.05 |
申请号 |
US19880241790 |
申请日期 |
1988.09.06 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
STAHLHOFEN, PAUL;MOHR, DIETER |
分类号 |
B41N3/00;B41N3/08;G03F7/26;G03F7/40 |
主分类号 |
B41N3/00 |
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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