Anti-ageing vegetative slope-protection geotechnical cloth of sandwich structure and preparation method thereof
An anti-aging and sandwich technology, applied in geotextiles, infrastructure engineering, chemical instruments and methods, etc., can solve problems such as application limitations of slope protection materials, and achieve convenient and fast laying construction, prolong service life, high fertility and water retention capacity Effect
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Embodiment 1
[0035] Such as Figure 1-Figure 3 Shown, a kind of anti-aging vegetation slope protection geotextile of sandwich structure, described geotextile comprises upper layer anti-aging non-woven fabric layer 1, vegetation layer 2 and lower layer anti-aging non-woven fabric layer 3, upper and lower two layers of anti-aging non-woven fabric The woven cloth layer and the vegetation layer are fixedly connected by needle punching and form a whole.
[0036] The upper anti-aging nonwoven fabric layer comprises a base cloth layer 4, an anti-aging coating 5 and an anti-ultraviolet coating 6, the upper and lower sides of the base cloth layer are coated with an anti-aging coating, and the upper side of the base cloth layer is also coated with an anti-aging coating. Coated with UV protection coating on the upper side of anti-aging coating.
[0037] The lower anti-aging nonwoven fabric layer includes a base cloth layer and an anti-aging coating, and both upper and lower sides of the base cloth l...
Embodiment 2
[0061] An anti-aging vegetation slope protection geotextile with a sandwich structure, the geotextile includes an upper anti-aging non-woven fabric layer, a vegetation layer and a lower anti-aging non-woven fabric layer, and an upper and a lower anti-aging non-woven fabric layer and a vegetation layer It is fixedly connected by acupuncture and forms a whole.
[0062] The upper anti-aging nonwoven fabric layer includes a base cloth layer, an anti-aging coating and an anti-ultraviolet coating, the upper and lower sides of the base cloth layer are coated with an anti-aging coating, and the upper side of the base cloth layer is also coated with Anti-UV coating, anti-UV coating on the upper side of the anti-aging coating.
[0063] The lower anti-aging nonwoven fabric layer includes a base cloth layer and an anti-aging coating, and both upper and lower sides of the base cloth layer are coated with an anti-aging coating.
[0064] The base fabric layer is viscose fiber nonwoven fabri...
Embodiment 3
[0087] An anti-aging vegetation slope protection geotextile with a sandwich structure, the geotextile includes an upper anti-aging non-woven fabric layer, a vegetation layer and a lower anti-aging non-woven fabric layer, and an upper and a lower anti-aging non-woven fabric layer and a vegetation layer It is fixedly connected by acupuncture and forms a whole.
[0088] The upper anti-aging nonwoven fabric layer includes a base cloth layer, an anti-aging coating and an anti-ultraviolet coating, the upper and lower sides of the base cloth layer are coated with an anti-aging coating, and the upper side of the base cloth layer is also coated with Anti-UV coating, anti-UV coating on the upper side of the anti-aging coating.
[0089] The lower anti-aging nonwoven fabric layer includes a base cloth layer and an anti-aging coating, and both upper and lower sides of the base cloth layer are coated with an anti-aging coating.
[0090] The base fabric layer is viscose fiber nonwoven fabri...
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