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USE OF FINE PAPER GLUED WITH ALKYLKETE MULTIMERS IN THE HIGH-SPEED PRECISION REPRODUCTION OF PAPER OR IN THE HIGH-SPEED REPROGRAPHY PROCESS
USE OF FINE PAPER GLUED WITH ALKYLKETE MULTIMERS IN THE HIGH-SPEED PRECISION REPRODUCTION OF PAPER OR IN THE HIGH-SPEED REPROGRAPHY PROCESS
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机译:烷基酮多聚体精细纸在纸的高精度复制或复制过程中的应用
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摘要
Disclosed is a process for making fine paper that is sized under alkaline conditions with a 2-oxetanone sizing agent. The sizing agent is a mixture of alkyl ketene dimer and 2-oxetanone multimers of various molecular weights, at least 50% by weight of the 2-oxetanone compounds having at least two 2-oxetanone rings. The paper can be in the form of continuous forms bond paper, adding machine paper, and reprographic paper and can also be converted into envelopes. The paper exhibits levels of sizing comparable to those obtained with current alkyl ketene dimer and alkenyl succinic anhydride sizes, and gives improved performance in high speed converting and reprographic machines.
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