what is the stability of eva film?

what is the stability of eva film? 1. eva film has high chemical stability, and eva film bags have good plasticity. except for a few organic solvents, the eva film can withstand any concentration of hydrochloric acid, less than 90% sulfuric acid, 50-60% nitric acid and less than 20% caustic soda at normal temperature. it is also suitable for salts...

2023-04-28

how much do you know about eva hot melt adhesive film?

eva hot melt adhesive film is a kind of hot melt adhesive material, usually a melt adhesive film composed of eva (ethylene vinyl acetate copolymer) and hot melt adhesive. it can be bonded to various substrates at a certain temperature and time, and has good adhesion, peel strength and heat resistance. eva hot melt adhesive film is widely used in packaging...

2023-04-21

what are the precautions for using eva film?

eva film is a common hot melt adhesive material, mainly used in packaging, shoemaking, hardware and electronics, automotive interiors and other fields. when using eva film, you need to pay attention to the following matters: 1. choose the appropriate eva film model and specifications, and select the appropriate bonding material according to actual needs. 2. before using eva film equipment, you should...

2023-04-19

which eva film manufacturer is the best?

currently, there are many manufacturers of eva films on the market, and the quality and price of each manufacturer's products are also different. therefore, choosing an eva film manufacturer requires comprehensive consideration based on your own needs and actual conditions. it is recommended that you use the following methods to find eva film manufacturers: 1. search on the internet...

2023-04-14

what should you pay attention to when buying eva dimming film?

if you want to buy eva dimming film, you may need to pay attention to the following points: 1. understand the optical parameters you need: eva dimming film has different optical parameters, such as light transmittance, reflectivity, color temperature, etc., you need to according to your own needs choose the right product for your needs. 2. confirm the size and shape: eva dimming film comes in different sizes and shapes...

2023-04-11

why should eva glass laminated film be used for shower room glass?

shower room glass configurations on the market are mainly divided into two types: filmed glass and laminated glass. common interlayer materials for laminated glass include eva and pvb. let me talk to you about why eva glass laminated film is used on shower room glass? laminated glass - two pieces of glass with a layer of glue sandwiched between them. the advantage of laminated glass is that even if one...

2023-03-27

what is eva solar photovoltaic film?

eva solar photovoltaic film photovoltaic adhesive film is a material that plays a key role in the packaging of photovoltaic modules and is one of the materials of photovoltaic modules. the adhesive film bonds photovoltaic cells, photovoltaic glass and backsheets. its main function is to protect the cells and package them into photovoltaic modules that can output dc power. used in photovoltaic modules...

2023-03-24

is eva film degradable?

eva film, also known as environmentally friendly film, is a film produced by casting and extruding eva raw materials. today, when environmental protection issues are becoming increasingly prominent, everyone is increasing their awareness of environmental protection, and products in daily use are also made of environmentally friendly materials as much as possible. , then some people will be concerned about whether the eva film we usually use is environmentally friendly...

2023-03-13

what is eva colored glass film used for?

eva colored glass film is a high-end decorative film that uses polyvinyl ether alcohol anhydride as the base material, and is then attached with colored glass sheets of specific colors and styles. eva colored glass film is mainly used in the following occasions: 1. architectural decoration: eva colored glass film can be used in the decoration of large indoor and outdoor buildings, such as central...

2023-03-08

what is the function of eva dimming film?

eva dimming film is a new type of optical material. it is a polymer material made of polyvinyl alcohol ether alcohol anhydride. it has the characteristics of dimming, anti-ultraviolet, and heat insulation. it is used in windows and optical components of buildings, vehicles and electronic products, and has the following functions: 1. dimming: eva dimming film is essentially an electronic liquid crystal unit film...

2023-03-06