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  • Solvent dyes/metal complex dyes used for ink and shoe polish dyeing.

    Due to the particularity of the complex structure of metal complex dyes is different from ordinary organic pigments and traditional azo dyes, it has higher gloss and transparency, better weather resistance and stronger fastness. ; Compared with inorganic pigments, metal complex dyes have the char...
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  • How much is sulphur black? Sulphur black professional manufactuer tell you

    Cangzhou Xincheng Weiye Chemical Co., Ltd is focus on producing denim dyes sulphur black. In 1995, we began to produce sulfur dyes based on sulphur black, in recent years, we have continuously innovated, adopted automatic production technology and studied hard in raw material control and quality ...
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  • Factory supply malachite green 4 used for paper and partical board

    All kinds of dyes add colorful colors to our lives. With the development of science and technology, basic malachite green is a cationic dye that can be combined with acid to form a salt. Due to its special nature, basic malachite green dye is mainly used for the coloring of paper, partical wood, ...
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  • Where to find good quality paper dyes suppliers?

    There are many kinds of paper in our daily life, such as packing paper, kraft paper, test liner board, joss paper, tissue paper and so on. To meet people requirement of different color papers, paper dyes is playing an important role in paper mill. There where to find good quality paper dyes sup...
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  • Reliable paper dyes manufacturer in China

    In the paper production process, some color materials are often used to make the paper present the desired color. In order to obtain the paper in the desired color, a certain colorant is usually added to the pulp or applied to the surface of the paper. This process is called dyeing or toning. O...
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  • High quality acid dyes for paper industry

    Acid dyes are a class of dyes dyed in an acid medium. Most acid dyes contain sulfonic acid groups and a few contain carboxyl groups. According to different structures, it can be divided into azo dyes, anthraquinone dyes, triarylmethane dyes and nitro dyes. According to the different dyeing meth...
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  • Basic dyes paper dyes manufacturer

    Basic dyes are a type of dyes that can directly dissociate to form cations or form salts with acids in aqueous solution. They are generally organic compounds with amino basic groups. Basic dyes are soluble in water and have strong tinting power, easy to color fibers, and are bright in color. They...
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  • High quality direct paper dyes used for paper industry

    In the paper production process, some color materials are often used to make the paper have the desired color. I n order to obtain the paper in desired color, dyes are usually need to add to the pulp or applied to the surface of the paper. This process is called dyeing or toning. Today we will i...
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  • Which kind of colorant can be used for dyeing paper?

    Paper Colorants are divided into three categories: pigments, dyes, and fluorescent whitening agents. Pigments are colored substances that are insoluble in water. They are actually a finely ground and well-dispersed colored filler. They have no affinity with fibers and are colored by paper. The ...
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  • High quality liquid paper dyes for kraft paper board industry

    Liquid paper dyes, produced by Cangzhou Xincheng Weiye Chemical Co., Ltd, have good dyeing effects on wood pulp fibers and lignin. The cationic dyes used for dyeing the surface layer are mainly brown and yellow. Most paper mills only need to use one kind of brown. To meet the dyeing requirement...
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  • Strongly recommend using liquid sulphur black for denim dyeing !

    Sulphur black BR has high washing fastness and strong applicability. Although the rubbing fastness and vividness are not as good as reactive dyes, their color fastness and light fastness are better than reactive dyes. Sulphur black dyes use less salt and consume less water when dyeing. 1. The adv...
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  • Urgent! The “control” of the Winter Olympics is coming! Suspension of production until March 2022!

    As the pace of the Winter Olympics gets closer, everyone pays attention to the connection and influence with their own production and life while paying attention to the progress of the event. It has recently been reported on the Internet that Beijing will host two important Olympic events in earl...
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