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

a brief discussion on the application of eva film in industry

eva (ethylene acetate copolymer) film is a plastic material widely used in industry. it has the characteristics of high mechanical properties, good durability, chemical stability and transparency, and is widely used in manufacturing solar panels, protecting various electronic equipment, flooring materials, coating materials, packaging films, etc. eva thin...

2023-04-25

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

standards for eva solar photovoltaic films

the standards of eva solar photovoltaic film have the following aspects: 1. size standard: according to the specific application scenarios and needs, the size of eva solar photovoltaic film may vary, but in general, its size should comply with national standards and corresponding industry standards and able to adapt to various specifications and models of solar cells...

2023-04-17

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

can eva solar photovoltaic film be degraded?

eva solar photovoltaic films can be partially degraded. eva is a thermoplastic material that decomposes and releases some organic gases at high temperatures. in the natural environment, eva will gradually age and degrade, but this process takes a long time, usually decades or more. in addition, eva solar photovoltaic...

2023-04-13

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