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Use, storage and precautions of pasting glue
The container containing the pasting glue must be tightly closed to prevent the surface of the pasting glue from drying out and being contaminated. It should be stored in a ventilated and dry warehouse, protected from direct sunlight, transported and stored at a temperature above 5°C, and the validity period is half a year.
15
2021-05
About the quality of the box paste and the key points to be solved
(1) The viscosity of the adhesive is insufficient or the amount of glue applied is insufficient. (2) The adhesive does not match the material of the carton. (3) The sticking part of the carton has been surface-processed such as laminating, glazing, etc. It is difficult for the adhesive to penetrate the surface and penetrate into the paper, making the carton difficult to stick firmly. (4) The pressure is not enough after folding and gluing, and the pressure time is not long enough, which is not conducive to sticking firm.
10
2016-09
Characteristics and selection of water-based adhesives
Water-based adhesives use high-molecular polymers, water-soluble resins, etc. as the main raw materials, water as the solvent, low odor, environmental protection and non-toxic. With the continuous improvement of people's awareness of environmental protection, water-based adhesives have become the mainstream of the market in recent years. In practical applications, some packaging and printing companies lack sufficient knowledge of water-based adhesives, which causes some quality problems. Among them, the problem of "difficult bonding" of water-based adhesives is one of the technical bottlenecks that plague many packaging and printing companies. In order to let more packaging and printing companies understand water-based adhesives, the author will elaborate on the characteristics and selection of water-based adhesives, hoping to give the industry some inspiration.
09
The replacement of solvent-based adhesives with water-based adhesives has become a general trend
According to statistics, by 2020, the global market value of adhesives and plasticizers will reach 43.195.5 billion U.S. dollars. During this period, the main driving force of the adhesives and plasticizers market comes from the construction, automobile and packaging of China, India and Brazil. The development of the market.
Fund survey 61 listed companies, rubber and plastic products industry attracts attention
According to the "China Fund News" report, last week the Fund conducted intensive research on 61 listed companies, and 7 listed companies were "grouped" by more than 5 funds. Companies in the rubber and plastic products industry have received greater attention.
05
2016-04