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                            about us
                            ABOUT US
                            Longkou Union Chemical Co., Ltd.
                            Pay attention to environmental protection

                            We are located in Longkou City, Shandong Province. We mainly produce various high-performance organic pigments. We are an influential supplier of organic pigments at home and abroad. We have...

                            • Created in 2007
                            • Quality assurance
                            • Innovation
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                              APPLICATION AREA

                              Ink

                              Ink (also known as printing ink) is mainly composed of colorant (dispersed phase), Varnish (continuous phase) and various supplementary materials. The main colorant is organic pigment, especially azo organic pigment. There are many ways to classify inks. Classification by version Lithographic printing inks, letterpress printing inks, gravure printing inks, flexo printing inks, orifice printing inks, digital printing inks, specialty printing inks, etc.

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                              Plastic

                              Plastic is a polymer compound that uses monomers as raw material and is polymerized by addition or polycondensation. Its resistance to deformation is moderate, between fibers and rubber. It is composed of additives such as synthetic resin, filler, plasticizer, stabilizer, lubricant and colorants. The colorant used in plastic coloring are generally inorganic pigment, organic pigment and solvent dye...

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                              Coating

                              Coating is traditionally called paint in China. Coating is coated on the surface of the object to be protected or decorated, and can form a continuous film that is firmly attached to the object. The authoritative book "Coating Technology" in Chinese coating industry defines it as follows: coating is a material that can be coated on the surface of objects by different construction techniques to form a solid, continuous firm with certain strength. This kind of film is generally called a coating film, also known as a paint film or a coating...

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                              Cultural and Educational Supplies

                              Cultural and educational supplies include supplies commonly used in opening ceremony, pens, paper, projectors, whiteboards, binding machines, easels, desks, chairs, etc. Nowadays, the understanding of cultural and educational supplies is more of teaching supplies, which are mainly used in school.

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                            • Ink

                            • Plastic

                            • Coating

                            • Cultural and Educational Supplies

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