Method for producing coated paper

A manufacturing method and technology of coated paper, applied in the field of coated paper manufacturing, can solve problems such as insufficient resistance to damage on the surface of feeding rollers, and achieve white paper with excellent gloss, less ink unevenness, and surface excellent effect
CN101910516AInactive Publication Date: 2010-12-08NIPPON PAPER IND CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
NIPPON PAPER IND CO LTD
Publication Date
2010-12-08
Estimated Expiration
Not applicable · inactive patent

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Abstract

Provided is a method for producing a high-quality coated paper with high operability, while preventing the surface of an elastic roll of a soft calender from being scratched during a high speed operation. A method for producing a coated paper comprises a step of making a base paper, a step of providing one or more pigment coating layers by applying a coating liquid containing a pigment and an adhesive onto the base paper, and a step of performing a surface treatment of the pigment coating layers by means of a soft calender. In the method, the operating speed of the papermaking step and the coating step is 1300 m / min, the outermost pigment coating layer is treated with two or more nips in the surface treatment step by using a soft calender consisting of a metal roll and an elastic roll, the Shore D hardness of the elastic roll is 90-96, and the surface temperature of the metal roll at the first nip is lower than 130 DEG C.
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Description

technical field

[0001] The present invention relates to a method for producing coated paper. In particular, the present invention relates to a method for producing a coated paper in which a coating liquid containing a pigment and a binder is applied to base paper and polished by soft calendering, and the surface texture (surface) A method for producing a coated printing paper that is excellent in shape) and less uneven in ink (flesh) printing. Background technique

[0002] In recent years, the demand for coated paper for printing has been increasing in the field of commercial printing for the purpose of advertising and publicity, such as leaflets, catalogs, brochures, and mailers. Although the commodity value of these commercial printed matter itself is low, since it is important to achieve the purpose as a publicity medium, low cost and excellent printing process are required. In response to such a strong demand for coated paper, paper manufacturers are increasing the wid...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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