CN111391453A - Welding protective material suitable for aerosol environment and preparation method - Google Patents

Welding protective material suitable for aerosol environment and preparation method Download PDF

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Publication number
CN111391453A
CN111391453A CN202010018373.7A CN202010018373A CN111391453A CN 111391453 A CN111391453 A CN 111391453A CN 202010018373 A CN202010018373 A CN 202010018373A CN 111391453 A CN111391453 A CN 111391453A
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CN
China
Prior art keywords
flame
retardant
hydroxide
flame retardant
welding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010018373.7A
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Chinese (zh)
Inventor
游国强
蘧艳峰
刘凯
金潮
张恬
郑建国
杜旭红
路文芳
路晶
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Institute for Radiation Protection
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China Institute for Radiation Protection
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Institute for Radiation Protection filed Critical China Institute for Radiation Protection
Priority to CN202010018373.7A priority Critical patent/CN111391453A/en
Publication of CN111391453A publication Critical patent/CN111391453A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/006—Safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

The invention provides a welding protective material suitable for aerosol environment and a preparation method thereof, wherein the welding protective material comprises the following components: sequentially laminated protective material,Insulation, flame retardant and insulation; the protective material is aluminum metal; the isolation material comprises a base material and a flame retardant; the flame-retardant material is a fabric composed of flame-retardant fibers; the weight of the welding protection material is as follows: less than or equal to 400g/m2. The welding protective material is prepared by compounding the protective material, the isolating material and the flame retardant material, has the functions of preventing molten metal from splashing, retarding flame, preventing aerosol pollution and the like, and is suitable for welding protective materials in places with internal irradiation pollution.

Description

Welding protective material suitable for aerosol environment and preparation method
Technical Field
The invention belongs to the technical field of welding protective materials, and particularly relates to a welding protective material suitable for an aerosol environment and a preparation method thereof.
Background
With the increase of the protection demand of economic development and the improvement of protection consciousness of people, various functional protection materials become research hotspots in the field of domestic and foreign materials. The welding operation is one of ten special operations specified by national standards, is an indispensable important processing procedure in modern industrial production and equipment maintenance, and the welding protection material is vital to the personal safety of workers who work for tens of millions of people who engage in related operations.
The research of the domestic protective material focuses on flame retardant property, molten metal impact resistance and the like. But does not take into account the effects of the welding environment on molten metal spatter in the weld. For example, there are places contaminated by internal irradiation of aerosol, and conventional welding protective materials do not have an aerosol prevention function, whereas materials that prevent internal irradiation such as aerosol do not have a welding protective function.
Therefore, it is necessary to provide a welding protective material suitable for aerosol environment and a method for preparing the same to solve the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the welding protective material suitable for the aerosol environment, which can prevent operators from being splashed by molten metal and thermally damaged by the molten metal in the aerosol environment, prevent the operators from being ignited, flaming and smoldering within a certain time, and prevent the operators from being polluted by radiation.
In order to achieve the above purposes, the invention adopts the technical scheme that: a welding protection material suitable for use in an aerosol environment, the welding protection material comprising: the protective material, the isolation material, the flame retardant material and the isolation material are laminated in sequence;
the protective material is aluminum metal;
the isolation material comprises a base material and a flame retardant;
the flame-retardant material is a fabric composed of flame-retardant fibers; the weight of the welding protection material is as follows: less than or equal to 400g/m2。
Further, the flame retardant fibers include one or more of Nomex, kevlar, Teflon, polysulfonamide, polyamide, polyimide, polybenzimidazole, and the like.
Further, the matrix material comprises PE (polyethylene).
Further, the flame retardant includes magnesium hydroxide, zinc hydroxide and aluminum hydroxide.
In order to achieve the above purposes, the invention adopts the technical scheme that: a method of making a welding shield material suitable for use in an aerosol environment, the method comprising:
(1) preparing an isolation material by using a flame retardant and a base material by adopting a mixed filling method;
(2) preparing flame-retardant material by using flame-retardant fiber in plain weaving mode, and weight：≤100g/m2；
(3) Laminating and compounding the isolating material, the flame-retardant material and the isolating material in sequence;
(4) and (3) performing single-layer aluminum plating by adopting a sputtering process.
Further, the flame retardant includes magnesium hydroxide, zinc hydroxide and aluminum hydroxide; the matrix material comprises PE (polyethylene).
Further, the isolation material in the step (1) comprises aluminum hydroxide, magnesium hydroxide, zinc hydroxide and polyethylene, and the content of each component (mass percent): aluminum hydroxide (0.4-6.5%), magnesium hydroxide (0.1-8%), zinc hydroxide (0.5-5%), and polyethylene (80.5-99%).
Further, the processing temperature in the step (1) is as follows: 80-150 ℃.
Further, in the step (3), the laminating temperature is: is less than or equal to 90 ℃.
Further, in the step (4), the vacuum degree: 0.2 Pa; time: is more than 15 min.
The welding protective material has the advantages that the welding protective material is prepared by compounding the protective material, the isolating material and the flame retardant material, has the functions of preventing molten metal from splashing, retarding flame, preventing aerosol pollution and the like, and is suitable for the welding protective material existing in an internal irradiation pollution place.
Drawings
FIG. 1 is a schematic diagram of a welding protective material suitable for use in an aerosol environment;
fig. 2 is a schematic flow chart of a method for preparing a welding protective material suitable for an aerosol environment.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted, and the technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be further described in detail with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a welding protective material suitable for an aerosol environment. The invention provides a welding protective material suitable for aerosol environment, which comprises: the protective material, the isolation material, the flame retardant material and the isolation material are laminated in sequence; the protective material is aluminum metal; the isolation material comprises a base material and a flame retardant; the flame-retardant material is a fabric composed of flame-retardant fibers; the weight of the welding protection material is as follows: less than or equal to 400g/m2。
Wherein the flame retardant fibers comprise one or more of Nomex, kevlar, Teflon, polysulfonamide, polyamide, polyimide, polybenzimidazole, and the like.
Wherein the matrix material comprises PE (polyethylene).
Wherein the flame retardant comprises magnesium hydroxide, zinc hydroxide and aluminum hydroxide.
The invention discloses a preparation method suitable for aerosol environment, which comprises the following steps:
step 101: the flame retardant and the matrix material are used for preparing the isolation material by adopting a mixed filling method.
Preferably, the flame retardant comprises magnesium hydroxide, zinc hydroxide and aluminum hydroxide; the matrix material comprises PE (polyethylene).
Preferably, the isolation material in step (1) comprises aluminum hydroxide, magnesium hydroxide, zinc hydroxide and polyethylene. The contents (mass percent) of all the components are respectively as follows: aluminum hydroxide (0.4-6.5%), magnesium hydroxide (0.1-8%), zinc hydroxide (0.5-5%), and polyethylene (80.5-99%).
In a specific embodiment, the processing temperature: 80-150 ℃.
Step 102: the flame-retardant material is prepared by utilizing flame-retardant fibers in a plain weaving mode, and comprises the following components in parts by weight: less than or equal to 100g/m2。
Wherein the flame retardant fibers comprise one or more of Nomex, kevlar, Teflon, polysulfonamide, polyamide, polyimide, polybenzimidazole, and the like.
Step 103: and laminating and compounding the insulating material, the flame retardant material and the insulating material in sequence.
Preferably, the lamination temperature: is less than or equal to 90 ℃.
Step 104: and (3) performing single-layer aluminum plating by adopting a sputtering process.
Specifically, the degree of vacuum: 0.2 Pa; time: is more than 15 min.
Different from the prior art, the welding protective material suitable for the aerosol environment and the preparation method thereof provided by the invention can prevent operators from being splashed by molten metal and thermally damaged by the molten metal in the aerosol environment, can prevent the operators from being ignited, flaming and smoldering within a certain time, and can also prevent the operators from being polluted by radiation.
It will be appreciated by those skilled in the art that the weld shield material and method of the present invention is not limited to the embodiments described in the detailed description, which is for the purpose of illustrating the invention and is not to be construed as limiting the invention. Other embodiments will be apparent to those skilled in the art from the following detailed description, which is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A welding protection material adapted for use in an aerosol environment, said welding protection material comprising: the protective material, the isolation material, the flame retardant material and the isolation material are laminated in sequence;
the protective material is aluminum metal;
the isolation material comprises a base material and a flame retardant;
the flame-retardant material is a fabric composed of flame-retardant fibers; the weight of the welding protection material is as follows: less than or equal to 400g/m2。
2. The weld shield material of claim 1, wherein the flame retardant fibers comprise one or more of Nomex, kevlar, Teflon, polysulfonamide, polyamide, polyimide, polybenzimidazole, and the like.
3. The weld protection material of claim 1, wherein the base material comprises PE (polyethylene).
4. The weld protection material of claim 1, wherein the flame retardant comprises magnesium hydroxide, zinc hydroxide, and aluminum hydroxide.
5. The method of making a weld shield according to any one of claims 1 to 4, comprising the steps of:
(1) preparing an isolation material by using a flame retardant and a base material by adopting a mixed filling method;
(2) the flame-retardant material is prepared by utilizing flame-retardant fibers in a plain weaving mode, and comprises the following components in parts by weight: less than or equal to
100g/m2；
(3) Laminating and compounding the isolating material, the flame-retardant material and the isolating material in sequence;
(4) and (3) performing single-layer aluminum plating by adopting a sputtering process.
6. The method of preparing a weld shield material of claim 5, wherein the flame retardant includes magnesium hydroxide, zinc hydroxide, and aluminum hydroxide; the matrix material comprises PE (polyethylene).
7. The method of claim 6, wherein the isolation material in step (1) comprises aluminum hydroxide, magnesium hydroxide, zinc hydroxide, polyethylene. The contents of all components (mass percent) are as follows: aluminum hydroxide (0.4-6.5%), magnesium hydroxide (0.1-8%), zinc hydroxide (0.5-5%), and polyethylene (80.5-99%).
8. The method of claim 5, wherein the processing temperature in step (1): 80-150 ℃.
9. The method of claim 5, wherein the lamination temperature in step (3): is less than or equal to 90 ℃.
10. The method according to claim 5, wherein in the step (4) the vacuum degree: 0.2 Pa; time: is more than 15 min.
CN202010018373.7A 2020-01-08 2020-01-08 Welding protective material suitable for aerosol environment and preparation method Pending CN111391453A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010018373.7A CN111391453A (en) 2020-01-08 2020-01-08 Welding protective material suitable for aerosol environment and preparation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010018373.7A CN111391453A (en) 2020-01-08 2020-01-08 Welding protective material suitable for aerosol environment and preparation method

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CN111391453A true CN111391453A (en) 2020-07-10

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201931662U (en) * 2010-12-06 2011-08-17 吴江飞翔经编纺织有限公司 Fabric capable of resisting heat radiation and high temperature
CN203496377U (en) * 2013-10-10 2014-03-26 青州金青云新材料有限公司 Aluminized shading material for protective clothing
WO2018129195A1 (en) * 2017-01-06 2018-07-12 W. L. Gore & Associates, Inc. Hood including particle barrier
CN207754582U (en) * 2017-12-28 2018-08-24 深圳优普泰服装科技有限公司 New type reflection takes medicine while it is hot dress

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201931662U (en) * 2010-12-06 2011-08-17 吴江飞翔经编纺织有限公司 Fabric capable of resisting heat radiation and high temperature
CN203496377U (en) * 2013-10-10 2014-03-26 青州金青云新材料有限公司 Aluminized shading material for protective clothing
WO2018129195A1 (en) * 2017-01-06 2018-07-12 W. L. Gore & Associates, Inc. Hood including particle barrier
CN207754582U (en) * 2017-12-28 2018-08-24 深圳优普泰服装科技有限公司 New type reflection takes medicine while it is hot dress

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