High-quality colour printing newsprint and making technique thereof

A technology for newsprint and color printing, applied in papermaking, roll-resistant paper, papermaking and other directions, can solve the problems of paper whiteness, low surface strength and tensile strength, difficult to meet high-speed color printing machines, and the printing pictures are not clear enough. The effect of wide adjustment range, moderate ink absorption and high tensile strength
CN1752341AInactive Publication Date: 2006-03-29YUEYANG FOREST & PAPER CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
YUEYANG FOREST & PAPER CO LTD
Publication Date
2006-03-29
Estimated Expiration
Not applicable · inactive patent
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Abstract

The present invention adopts Itarian poplar basic hydrogen peroxide hot-ground mechanical pulp (P-RCAPMP), bleached sulphate needlebush pulp (NBKP) and waste paper ink-removed pulp (DIP) as pulp material, and adopts advanced equipments and processes of dilution pulp-flowing tank, screen forming device, boot-type pressing and soft roll calendering, etc. to make the invented high-grade colour-printing news-paper.
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Description

1. Technical field:

[0001] The invention relates to a high-grade color printing newsprint and its manufacturing process. 2. Background technology:

[0002] In recent years, with the development of printing technology and the increasingly rich and continuous improvement of people's living standards, the requirements for printing and publishing paper are getting higher and higher. Newsprint, as an important part of publishing and printing paper, suppliers are also doing everything possible to find ways to improve the quality to meet the needs of social development. At present, ordinary newsprint in the domestic market is made of recycled fiber or a large amount of mechanically ground wood pulp. The paper has low whiteness, surface strength, and tensile strength, and is easy to break. Requirements for high-speed color printing presses. 3. Contents of the invention:

[0003] The purpose of the present invention is to adopt Italian poplar P-RCAPMP pulp, waste paper deinking p...

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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