Plastic for light submarine optical cable junction box

A submarine optical cable and junction box technology, which is applied in the field of plastic formulations for light submarine optical cable junction boxes, can solve the problems of poor pressure resistance, short service life, and heavy weight, and achieve strong pressure resistance, enhanced pressure resistance, and weight light effect

Inactive Publication Date: 2016-07-20
SUZHOU NEW DISTRICT JIAHE PLASTIC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] One of the important technical indicators of the submarine optical cable junction box is that it can withstand the water pressure of hundreds to a thousand atmospheres, but the current submarine optical cable junction box has poor pressure resistance, short service life, and needs to be replaced frequently
[0003] In addition, the existing submarine optical cable junction box also has the problem of heavy weight

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] Embodiment 1: A plastic for a light-duty submarine optical cable junction box, consisting of the following components by weight: PC: 50 parts; PBT: 15 parts; polytetrafluoroethylene: 20 parts; anti-pressure agent: 10 parts; toughening Agent: 3 parts; Toner: 1 part; Antioxidant: 0.2 parts.

[0014] The toughening agent is a maleic anhydride graft compatibilizer.

[0015] The maleic anhydride grafted compatibilizer is maleic anhydride grafted with POE.

[0016] The antioxidant is antioxidant 168.

[0017] The specification of the toner is black masterbatch.

[0018] The anti-pressure agent is aramid fiber.

[0019] A light-duty submarine optical cable junction box plastic in this embodiment has a surface gloss of 50%, an impact strength of 96MPa, a tensile strength of 78MPa, and acid and alkali resistance and corrosion resistance, and weighs 1kg lighter than the existing junction box (existing The junction box is generally 4kg).

Embodiment 2

[0020] Embodiment 2: A plastic for a light-duty submarine optical cable junction box, consisting of the following components by weight: PC: 60 parts; PBT: 20 parts; polytetrafluoroethylene: 25 parts; anti-pressure agent: 15 parts; toughening Agent: 4 parts; Toner: 2 parts; Antioxidant: 0.5 parts.

[0021] The toughening agent is a maleic anhydride graft compatibilizer.

[0022] The maleic anhydride grafted compatibilizer is maleic anhydride grafted EVA.

[0023] The antioxidant is antioxidant 168.

[0024] The specification of the toner is black masterbatch.

[0025] The anti-pressure agent is aramid pulp.

[0026] The plastic used for a light-duty submarine optical cable junction box in this embodiment has a surface gloss of 55%, an impact strength of 112 MPa, a tensile strength of 85 MPa, acid and alkali resistance and corrosion resistance, and is 1.3 kg lighter than the existing junction box.

Embodiment 3

[0027] Embodiment 3: A plastic for a light-duty submarine optical cable junction box, consisting of the following components by weight: PC: 70 parts; PBT: 30 parts; polytetrafluoroethylene: 30 parts; anti-pressure agent: 25 parts; toughening Agent: 5 parts; Toner: 3 parts; Antioxidant: 1 part.

[0028] The toughening agent is a maleic anhydride graft compatibilizer.

[0029] The maleic anhydride graft compatibilizer is maleic anhydride grafted with SBS.

[0030] The antioxidant is antioxidant 168.

[0031] The specification of the toner is black masterbatch.

[0032] The anti-pressure agent is aramid fiber.

[0033] The plastic used for a light-duty submarine optical cable junction box in this embodiment has a surface gloss of 58%, an impact strength of 120 MPa, a tensile strength of 89 MPa, and acid and alkali resistance and corrosion resistance, and is 1.8 kg lighter than the existing junction box.

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Abstract

The invention discloses a light-weight submarine optical cable junction box plastic comprising the following components in parts by weight: 50-100 parts of PC (polycarbonate); 15-60 parts of PBT (polybutylece terephthalate); 20-50 parts of polytetrafluoroethylene; 10-30 parts of a compression agent; 3-7 parts of a toughening agent; 1-5 parts of colourment and 0.2-2 parts of an antioxidant; the toughening agent includes a maleic anhydride graft compatilizer; the maleic anhydride graft compatilizer includes maleic anhydride graft POE(polyolefin elastomer), EVA (ethylene vinyl acetale copolymer), SBS (styrene butadiene styrene), EPDM (ethylene-propylene-diene monomer), PE (poly ethylene) or ABS (acrylonitrile butadiene styrene); the antioxidant includes antioxidant 168; the colourment specification includes black color mother; and the compression agent includes aramid fiber or aramid pulp. The light-weight submarine optical cable junction box plastic has strong pressure resistance, mechanical strength, resistance to pH and other advantages.

Description

technical field [0001] The invention relates to a plastic for a light submarine optical cable junction box, in particular to a plastic formula for a light submarine optical cable junction box. Background technique [0002] One of the important technical indicators of the submarine optical cable junction box is that it can withstand the water pressure of hundreds to a thousand atmospheres. However, the current submarine optical cable junction box has poor pressure resistance, short service life, and needs to be replaced frequently. [0003] In addition, the existing submarine optical cable junction box also has the problem of relatively large weight. Contents of the invention [0004] The technical problem to be solved by the present invention is to provide a plastic for submarine optical cable junction box with good pressure resistance and high mechanical strength; furthermore, the present invention also has the characteristics of acid and alkali resistance, corrosion resi...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08L69/00C08L67/02C08L27/18C08L51/06C08L51/00C08L77/10
CPCC08L69/00C08L2205/035C08L67/02C08L27/18C08L51/06C08L77/10C08K5/526C08L51/00
Inventor 蒋学功
Owner SUZHOU NEW DISTRICT JIAHE PLASTIC
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