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Inorganic glass fibre reinforced plastic pipe and its formative process

A technology of inorganic reinforcement, glass steel pipe, applied in the direction of pipes, rigid pipes, mechanical equipment, etc., can solve the problems of halogen return, water resistance, high cost, and achieve the effect of reducing the cost of pipe fittings, fast installation and long service life

Inactive Publication Date: 2007-11-21
贺建军
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Steel pipes are easy to rust; plastic pipes are easy to age, become brittle, and cost high; reinforced concrete prestressed pipe walls are thick, heavy, and difficult to install and transport; although glass fiber reinforced plastic pipes have smooth surfaces, small resistance, high strength and The advantage of long service life, but the main raw material of the pipe is petroleum by-products, the resources are limited, the cost is also high, and it is easily damaged by ultraviolet rays when exposed to the sun for a long time; the inorganic composite materials with magnesium chloride, magnesium oxide, etc. as the main materials generally have low strength , Not resistant to water, anti-moisture, back to brine and easy to deform

Method used

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  • Inorganic glass fibre reinforced plastic pipe and its formative process
  • Inorganic glass fibre reinforced plastic pipe and its formative process

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Experimental program
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Embodiment Construction

[0010] The production process of inorganic reinforced glass steel pipes:

[0011] Organic inner surface production: impregnate glass fiber surface felt and knitted felt with unsaturated polyester resin, wrap it on the surface of the mandrel, squeeze it with mesh cloth, and drive away air bubbles. Forms a high resin content waterproof inner liner, which can be wrapped with continuous fibers impregnated with unsaturated polyester resin as needed.

[0012] Intermediate inorganic structure layer: The inorganic materials (magnesium chloride, magnesium oxide, ferrous sulfate, calcium sulfate, calcium dihydrogen phosphate, fly ash mixed glue) are proportioned, coated on the surface layer, and scraped with a scraper Flattened, then wrapped with fiberglass cloth for reinforcement. Repeat the operation until the appropriate thickness is reached. The thickness of a single production is determined according to the size of the pipe diameter and the requirements of the pressure level and ...

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Abstract

A enhance inorganic glass steel pipe product method. The invention relates to a kind of aqueduct and process of production. Currently magnesium chloride and magnesium oxide as the major inorganic composite materials generally low intensity, water resistance, anti-tide, back to the brine and easily deformed, in order to solve this problem, this invention take glass fiber reinforced the organic resin compound material do -antisepsis and impermeability inner pad, and then used the glass fiber reinforced modified inorganic materials in the middle of the structure layer, the outside use glass fiber reinforced organic resin to do outside protective layer. This modified inorganic material was used magnesium oxide, magnesium chloride solution and the other filler mixed glue. This tube adopts a double ' O' type rubber ring put the conjunction, installing convenience, transmission medium, can withstand 1.5 MPa inside pressure.

Description

technical field [0001] The invention relates to a water delivery pipe and a molding process. Background technique [0002] At present, the pipes used in pipeline network projects such as water supply and drainage, sewage treatment and oil transportation are mainly steel pipes, ductile iron pipes, plastic pipes, reinforced concrete prestressed pipes, and glass fiber reinforced plastic sand pipes. Steel pipes are easy to rust; plastic pipes are easy to age, become brittle, and cost high; reinforced concrete prestressed pipe walls are thick, heavy, and difficult to install and transport; although glass fiber reinforced plastic pipes have smooth surfaces, small resistance, high strength and The advantage of long service life, but the main raw material of the pipe is petroleum by-products, the resources are limited, the cost is also high, and it is easily damaged by ultraviolet rays when exposed to the sun for a long time; the inorganic composite materials with magnesium chloride...

Claims

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Application Information

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IPC IPC(8): F16L9/14F16L47/08C08L67/06C08K7/14
Inventor 贺建军刘伟万月明
Owner 贺建军
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