PROCESS FOR THE DEINKING OF COATED PAPER OR PAPERBOARD
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资源简介：
A process for the deinking of a coated paper or paperboard is disclosed， the process comprises a step of providing a coating layer comprising a calcium- or magnesium-exchanged clay which is deposited on the paper or paperboard before the ink layer. In a further step said calcium- or magnesium-exchanged clay is activated and the paper is subsequently treated with water. A process for the deinking of a coated paper or paperboard is disclosed， the process comprises a step of providing a coating layer comprising a calcium- or magnesium-exchanged clay which is deposited on the paper or paperboard before the ink layer. In a further step said calcium- or magnesium-exchanged clay is activated and the paper is subsequently treated with water.
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国家林业和草原科学数据中心创建时间：
2023-02-12
