A kind of manufacturing method of intelligent light control heat insulation window film
A heat-insulating window film and technology for its production method, applied in chemical instruments and methods, synthetic resin layered products, transportation and packaging, etc., can solve the problem of slow light-controlled discoloration and recovery, low efficiency, and poor comfort in use Advanced problems, to achieve ideal heat insulation effect, good effect of reverse change fatigue resistance
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Embodiment 1
[0048] The manufacturing method of the intelligent light-controlled heat-insulating window film is characterized in that it is composed of the following process steps:
[0049] ①Making the first functional film
[0050] a. Use the first optical PET (polyethylene terephthalate) film with a thickness of 12 μm, light transmittance ≥ 90%, and haze ≤ 0.5%, and perform corona treatment on the surface of the first optical PET film;
[0051] b. then the top surface of the first optical PET film is coated with a metal oxide thermal barrier coating that is mixed with tin dioxide and antimony oxide particles, and the tin dioxide and antimony oxide particles in the metal oxide thermal barrier coating The particle size is controlled at 30nm, the weight ratio of tin dioxide and antimony oxide is controlled at 2:1, the dry thickness of the metal oxide thermal insulation coating is controlled at 500nm after drying, and the solid content of the coating liquid is controlled at 20%, the viscosi...
Embodiment 2
[0065] The manufacturing method of the intelligent light-controlled heat-insulating window film is characterized in that it is composed of the following process steps:
[0066] ①Making the first functional film
[0067] a. Use the first optical PET (polyethylene terephthalate) film with a thickness of 23 μm, light transmittance ≥ 90%, and haze ≤ 0.5%, and perform corona treatment on the surface of the first optical PET film;
[0068] b. then the top surface of the first optical PET film is coated with a metal oxide thermal barrier coating that is mixed with tin dioxide and antimony oxide particles, and the tin dioxide and antimony oxide particles in the metal oxide thermal barrier coating The particle size is controlled at 40nm, the weight ratio of tin dioxide and antimony oxide is controlled at 3:1, the dry thickness of the metal oxide thermal insulation coating is controlled at 650nm after drying, and the solid content of the coating liquid is controlled at 28%, the viscosi...
Embodiment 3
[0082] The manufacturing method of the intelligent light-controlled heat-insulating window film is characterized in that it is composed of the following process steps:
[0083] ①Making the first functional film
[0084] a. Use the first optical PET (polyethylene terephthalate) film with a thickness of 36 μm, light transmittance ≥ 90%, and haze ≤ 0.5%, and coat PU (polyurethane) on the surface of the first optical PET film Easy bonding layer;
[0085] b. then the top surface of the first optical PET film is coated with a metal oxide thermal barrier coating that is mixed with tin dioxide and antimony oxide particles, and the tin dioxide and antimony oxide particles in the metal oxide thermal barrier coating The particle size is controlled at 50nm, the weight ratio of tin dioxide and antimony oxide is controlled at 4:1, the dry thickness of the metal oxide thermal insulation coating is controlled at 800nm after drying, and the solid content of the coating solution is controlle...
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Abstract
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