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How much do you know about the application of water-based composite adhesive in flexible packaging industry
- 2022-04-14 17:46:06
- admin
With the continuous enhancement of human awareness of environmental protection, environmental laws and regulations are constantly introduced and improved all industries are working together in the direction of environmental protection, green and health.With the development of flexible packaging industry, it has become an inevitable trend to reduce and remove organic solvents used in compounding.Wa...
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Waterproofing principle of waterborne polyurethane fabric coating agent
- 2022-07-09 11:41:28
- admin
Waterborne polyurethane fabric coating agent can give the fabric a good soft and plump feel and skin feeling, and the anti-wrinkle, anti-shrinkage, resilience and flexure of the coated fabric have been greatly improved, waterproof waterproof polyurethane fabric coating agent has become the fabric manufacturers and consumers favored object.So how does waterborne polyurethane work as a waterproofing...
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The difference between acrylic pressure sensitive adhesive and EVA hot melt adhesive
- 2022-04-28 15:03:25
- admin
Acrylic pressure sensitive adhesive is a large range, PUR is one of them, most of the acrylic pressure sensitive adhesive is heated operation, can be reheated after bonding, is reversible.And PUR is wet reaction acrylic pressure sensitive adhesive, heating operation, after bonding and moisture in the air reaction, after the reaction is irreversible (that is, heating will not melt). So PUR is more ...
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How to distinguish the excellent properties of glue
- 2022-07-09 11:32:07
- admin
Finally, ordinary glue products, ordinary glue products have a certain elasticity and softness, and have a good tensile length but tensile strength and strength is not very large, adhesion welcome you to consult, this is our email sales@sinogracechem.com
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The development of label printing promoted the development of ink
- 2022-07-09 11:29:23
- admin
As we all know, with the development of society, people attach importance to food safety and so on, label printing is greatly encouraged, and label has become comparable to packaging. The development of label has driven the development of label printing, and ink is the main medicine in label printing,In the field of label printing, ink can be generally divided into three categories, namely: water-...
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Nonstick coating for nonstick pans
- 2022-07-09 11:22:08
- admin
Non-stick pot is cooking will not stick to the bottom of the pot, because the bottom of the pot uses a non-stick coating, the common non-stick can best have teflon coating and ceramic coating. The non-stick pan overcomes all the shortcomings of the traditional pot, easy to clean, a light wipe is clean, non-stick pan can easily fry food without sticking to the bottom, can minimize the oil, the kitc...
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Common surface treatment methods for automotive interior parts bonding
- 2022-07-09 11:16:41
- admin
Surface treatment of metal materials 1)metal material surface degreasing: organic solvent degreasing alkali degreasing electric degreasing ultrasonic degreasing 2)metal material surface derusting 3)Activation treatment of metal surface 4)Metal surface sandblasting treatment: increase the surface roughness Surface treatment of non-metallic materials 1)Mechanical treatment: sandpaper grinding, etc 2...
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Characteristics of pressure sensitive tape
- 2022-07-09 11:10:25
- admin
The bonding effect can be achieved by applying pressure for a short time (non-aqueous solvent heating) It overcomes the solvent volatilization and drying time needed during the operation of structural adhesive, and can improve the working environment After stripping, it can be corrected without contamination and can be reused for many times Easy to operate, can greatly improve the production effic...
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Waterborne Acrylic Resin
- 2022-07-09 11:01:25
- admin
Waterborne Acrylic Resin Product Description: The water-based acrylic resin is made of acrylic acid and acrylate monomer through solution polymerization. Product purpose: This product can be used for water-based aluminum foil gloss and ink, water-based gravure printing paper gloss and ink, water-based carton ink manufacturing Product features:alcohol water as the main solvent, has no smell, no tox...
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Basic features of water-based gravure ink for plastic film
- 2022-07-09 10:59:52
- admin
Plastic film as the object of packaging printing, many kinds, and the use of printing also involves many aspects, so the variety of this kind of ink is extremely wide.In particular, this ink shall have the characteristics of fastness to adhesion printing effect processing tolerance and other requirements.The surface of plastic film is smooth, and the ink can not be permeated, so it must be printed...
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Flexible waterborne ink features and instructions
- 2022-07-06 10:19:27
- admin
Water-based flexible printing ink is made of water-soluble pigment and water-based additives by a series of process grinding.Flexo water-based ink is suitable for printing various plastic woven bags, plastic handbags, non-woven bags, paper labels, kraft paper bags, corrugated paper, etc.It is non-toxic and odor free, it is not only environmental protection and safety but also can save 30% of the p...
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Common problems and solutions of printing self-adhesive labels
- 2022-07-07 17:42:41
- admin
Self-adhesive label Is also called self-adhesive label material. It is a composite material made of paper film or other special materials, coated with adhesive on the back, and coated with silicon protective paper as the base paper.And after printing die - cutting and other processing into finished labels. Self-adhesive materials are usually printed and processed on the label linkage machine. The ...
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The role of pigments in wood coatings
- 2022-12-08 16:17:31
- admin
Pigment is a white or colored fine powder substance which is generally insoluble in water, oil and solvents (some pigments are soluble), but can be evenly dispersed in water.Pigment and film forming material solution mixed on the surface of the material, can form a covering ability of various colors of the paint layer in wood products coating or finishing process, pigment has three functions. It i...
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How to solve the problem that pressure irregularity affects printing quality when printing self-adhesive labels
- 2022-07-22 15:24:48
- admin
Printing pressure has a great influence on printing quality.Maintaining an average and constant printing pressure in the effective printing area can not only make the printing ink uniform, small color difference, but also keep the size of the printing mark.It is feasible to achieve maximum flat flat printing printing pressure But because it is the manufacturing precision of printing plate flatness...
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What are the applications and excellent characteristics of polyurethane sealant
- 2022-08-02 11:35:30
- admin
Polyurethane sealant is widely used in civil construction, transportation and other industries: Applications in construction - filling and sealing of doors and Windows, glass, etc.; Applications in civil engineering - caulking sealing of expressways, Bridges and airstrips; Automotive applications - Assembly and sealing of Windows (mainly windshield). Polyurethane sealant has many excellent charact...
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What is a coupling agent
- 2022-08-05 11:23:40
- admin
What is a coupling agent? Coupling agent is a class of substances with amphoteric structure, a part of their molecules coupling agent is a class of substances with amphoteric structure, a part of their molecules can be divided into groups and inorganic surface chemical groups reaction, forming chemical bonds; The groups can react with the chemical groups on the inorganic surface to form chemical b...