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Paper sensitive to external magnetic fields, useful for making banknotes or jigsaw puzzles, comprises magnetizable particles distributed within the paper
Paper sensitive to external magnetic fields, useful for making banknotes or jigsaw puzzles, comprises magnetizable particles distributed within the paper
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机译:对外部磁场敏感的纸张可用于制造钞票或拼图玩具,其纸张中分布的可磁化颗粒包括在内
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摘要
Paper sensitive to external magnetic fields comprises magnetizable particles distributed within the paper. Independent claims are also included for: (1) production of paper as above by mixing paper pulp with magnetizable particles and optionally a dispersant and dewatering the pulp; (2) an article comprising paper as above.
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