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HANGHUA HARIMA chemical technology exchange meeting was successfully held in Shenzhen Convention and Exhibition Center

On September 14, 2017, at the 2017 China International Paper Technology Exhibition, Hangzhou HANGHUA Halima Chemical Co., Ltd. successfully...

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Causes and effects of keratinization of waste paper raw fiber

In recent years, with the import quota of foreign waste, the price of domestic waste has risen all the way, and the structure of raw materials for domestic...

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Influencing factors of wet strength effect of PAE wet strength agent

When the paper is saturated with water, the strength of the paper decreases rapidly to 3% ~ 10% of the original dry strength of the paper due to the...

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Application of PAM dry enhancer in white cardboard

Coated white cardboard is a high-grade packaging material, which has the characteristics of high technical content, high quality requirements and...

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Common production problems and treatment methods of cup paper

Adjust the thickness not only according to the index, but also pay attention to the tightness. The tightness is normal at 0.72-0.73, and the thickness...

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Warm congratulations on the successful conclusion of the half year marketing work conference of HANGHUA HARIMA in Hangzhou

On July 22-23, 2020, the marketing technology service department of HANGHUA HARIMA held a business meeting in the first half of 2020 at the...

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