Talking about the Development and Application of Precoating Technology

In the 1950s and 1960s, film products such as BOPET (biaxially oriented polyester), BOPP (biaxially oriented polypropylene), and BOPA (biaxially oriented nylon) were born in succession. This led to the rapid transformation of the packaging materials industry. This was born. Solvent-based coating technology was invented by the United States in the late 1950s. It used a dedicated coating film equipment to apply a benzene-solvent blended solvent type coating on the film, which was dried, heated and pressurized. Print composite film coating technology. The coated packaging is beautiful and durable, and the solvent-based coating technology has been rapidly promoted.

Water-based coating technology came into being in the 1970s

In the 1970s, the awareness of environmental protection and governance of environmental issues in developed countries gradually increased. Since benzene solvents used in solvent-based coating techniques can cause serious damage to the health of producers and consumers, there are potential fire hazards in processing plants, and developed countries are increasingly concerned about their hazards. Water-based coating technology came into being in Europe and the United States at the same time. The technology is based on the original solvent-based coating technology, using water-based adhesive instead of organic solvent adhesive, thereby reducing the pollution caused by solvent-based coating technology. Since then, it has been rapidly promoted and entered China in the mid-1990s.

Pre-coating technology successfully developed in the late 1980s

In the 1980s, with the birth of laser photocopying technology and offset printing technology, the printing industry ushered in a revolution and entered the era of high speed, automation, and information. The requirements for post-press processing are more exquisite, and the demand for the market's printing orders has also shifted from the original long version to the short version. Due to its own technical bottleneck, traditional coating technology has low coating efficiency, high energy consumption, and low quality fineness, and it is difficult to adapt to the film coating requirements of printing technology, especially digital printing technology. In 1989, the United States GBC company successfully responded to the needs of the printing technology revolution and successfully developed the pre-coating technology, creating a new era of post-printing technology. The precoating film does not need to perform any gluing process on the film during the lamination process, and the operation process is simple, and it only needs to be heated and pressurized by a special laminator.

Pre-coating technology was widely used worldwide in the 1990s

Pre-coating technology was rapidly promoted in the United States once it was introduced. In 1996, the United States achieved a complete replacement of pre-coating technology with the coating technology, with the current market share of 95%. Since Europe is the birthplace of water-based coating technology, the promotion of precoating films has been slow at first, but its market share has steadily increased in recent years, and it has now reached 65%. Japan and South Korea began to promote pre-filming in the 1990s, and the current market utilization rate has reached about 70% and 50% respectively. At the same time, film lamination of digital printing products became possible and gave birth to the commercial printing film market.

In the 21st century, the global pre-coating industry shifted its focus to Asia

In the 21st century, Asia's pre-coating film manufacturers headed by China's Beijing Kangde New Composite Material Co., Ltd. and India's COSMO Corporation have gradually developed into precoat films due to their strong cost advantages, scale advantages, and mature technological advantages. The main force of the market, the world's center of the pre-coated film industry has begun to shift from Europe and the United States to Asia.

At the same time, the global pre-film industry presents two trends. First, countries and regions with low pre-coating rates have entered a period of rapid replacement of pre-coating technology. Second, in the process that Asian low-cost pre-film manufacturers gradually replaced the former European and American manufacturers as mainstream suppliers of international pre-coating films, the overall cost of pre-coated films has been reduced overall, which will promote the further replacement of waterborne coatings in Europe and other markets. The amount has also increased.

With the increasing use of digital printing, the increasing demand for exquisite printing, and the continuous expansion of pre-coating technology, the variety and application range of pre-coated products are continuously enriched and expanded.

Digital printing has spawned the birth and development of digital pre-coated products. In recent years, the application of digital technology and network technology has become increasingly widespread. Digital printing has become the technological development direction of the global printing industry. It is estimated that in 2010, the global digital printing industry's share of the printing market will rise to 20% to 25%, and the annual growth rate will exceed 16%. The development of a professional digital pre-coating film is inevitable, and will also provide a huge space for the development of the pre-coating industry.

Technology upgrades promote the development and advancement of special pre-coating films. With the continuous upgrading and innovation of printing technology, there have been a variety of film products that meet different special requirements, such as soft mask, anti-slip film, embossed film, and muco-adhesive film. This will further promote the pre-coating film manufacturers to increase research and development efforts, enrich the product structure, increase product added value, and promote the sound development of China's pre-coating film industry.

The application area expands broadband to more space for development. At present, pre-coating technology is not simply applied to the field of printing and packaging. Many international pre-film producers have successfully applied them to special industries, such as new building insulation materials for the construction industry and new insulation materials for the electronics industry, which also expands the scope of development and new possibilities for the pre-coating industry. Direction of development.

Inspector

Sichuan Soper Science & Technilogy Co., Ltd , https://www.Soper.com.cn

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