发明名称 PRESSURE SENSITIVE TRANSFER MEDIUM
摘要 1,226,915. Carbon paper &c. INTERNATIONAL BUSINESS MACHINES CORP. 24 July, 1969 [5 Aug., 1968], No. 37188/69. Addition to 1,226,683. Heading D2B. The pressure-sensitive transfer medium of the parent specification is modified by using as liquid-absorbing filler, in place of woodflour, gelatin, polyvinyl alcohol or a cellulosic material other than woodflour, e.g. cotton, methylcellulose, hydroxyethylcellulose or hydroxymethylcellulose. Media in which the fillers are the non-absorbent diatomaceous earth and an organic derivative of montmorillonite are described by way of comparison.
申请公布号 ZA6905363(B) 申请公布日期 1971.03.31
申请号 ZA19690005363 申请日期 1969.07.25
申请人 IBM 发明人 FINDLAY H;HORNE W
分类号 B41M5/10 主分类号 B41M5/10
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