Full-medium self-supporting micro-beam tube ADSS optical cable
A micro-bundle tube and self-supporting technology, which is applied in the direction of light guide, optics, optical components, etc., can solve the problems of uncontrollable ointment filling process, high overall cost of optical cable construction, and environmental pollution, so as to shorten the connection time and reduce cleaning Good work and welding quality
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Embodiment 1
[0037] Prepare the powdery all-dry water-blocking material and the rope-like all-dry water-blocking material according to the ratio given in Table 1 below:
[0038] Table 1
[0039] Component
Powdered Water Blocking Material
rope water blocking material
polyethylene terephthalate
40
40
Absorbent resin
55
55
expansion agent
1.6
1.6
carbon fiber
0
3
coupling agent
0
0.02
[0040] Preparation of powdery water-blocking material: put polyethylene terephthalate, water-absorbing resin, and expansion agent in the above parts by weight into a mixer, and put the uniformly mixed materials into a pulverizer to obtain water-blocking powder; prepare the whole When the dielectric self-supporting micro-tube ADSS optical cable is used, the micro-tube is filled with water-blocking powder.
[0041] Preparation of rope-shaped water-blocking material: Put the polyethylene terephthalate, water-absorbing resin, c...
Embodiment 2
[0043]According to the ratio given in the following table 2, powdery all-dry water-blocking materials and rope-like all-dry water-blocking materials were prepared:
[0044] Table 2
[0045] Component
Powdered Water Blocking Material
rope water blocking material
60
60
Absorbent resin
30
30
expansion agent
0.8
0.8
carbon fiber
0
5
coupling agent
0
0.10
[0046] Preparation of powdery water-blocking material: put polyethylene terephthalate, water-absorbing resin, and expansion agent in the above parts by weight into a mixer, and put the uniformly mixed materials into a pulverizer to obtain water-blocking powder; prepare the whole When the dielectric self-supporting micro-tube ADSS optical cable is used, the micro-tube is filled with water-blocking powder.
[0047] Preparation of rope-shaped water-blocking material: Put the polyethylene terephthalate, water-absorbing ...
Embodiment 3
[0049] Prepare the powdery fully dry water-blocking material and the rope-like fully dry water-blocking material according to the ratio given in Table 3 below:
[0050] table 3
[0051] Component
Powdered Water Blocking Material
rope water blocking material
polyethylene terephthalate
50
50
Absorbent resin
42
42
expansion agent
1.2
1.2
carbon fiber
0
4
coupling agent
0
0.06
[0052] Preparation of powdery water-blocking material: put polyethylene terephthalate, water-absorbing resin, and expansion agent in the above parts by weight into a mixer, and put the uniformly mixed materials into a pulverizer to obtain water-blocking powder; prepare the whole When the dielectric self-supporting micro-tube ADSS optical cable is used, the micro-tube is filled with water-blocking powder.
[0053] Preparation of rope-shaped water-blocking material: Put the polyethylene terephthalate, water-absorbing resi...
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