Impact-resistant APET hard environment-friendly composite sheet
The utility model discloses an impact-resistant APET hard environment-friendly composite sheet which comprises a composite hard film, a sound transmission hole is formed in the top of the front face of the composite hard film, an aluminum alloy dustproof net is fixedly arranged in the sound transmis...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an impact-resistant APET hard environment-friendly composite sheet which comprises a composite hard film, a sound transmission hole is formed in the top of the front face of the composite hard film, an aluminum alloy dustproof net is fixedly arranged in the sound transmission hole, the composite hard film comprises a base layer, a reinforcing layer, a degradable layer, a waterproof breathable layer and an adsorption layer, the reinforcing layer is arranged on the top of the base layer, and the degradable layer is arranged on the top of the adsorption layer. The impact-resistant APET hard environment-friendly composite sheet comprises a base layer, a reinforcing layer is arranged in the base layer, a degradable layer is arranged at the top of the reinforcing layer, a waterproof breathable layer is arranged at the top of the degradable layer, AFG oily decomposition factors are coated at the top of the waterproof breathable layer, and an adsorption layer is arranged at the bottom of t |
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