CN106148923B - A kind of surface treatment method of radial tyre bead steel wire - Google Patents

A kind of surface treatment method of radial tyre bead steel wire Download PDF

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Publication number
CN106148923B
CN106148923B CN201610670407.4A CN201610670407A CN106148923B CN 106148923 B CN106148923 B CN 106148923B CN 201610670407 A CN201610670407 A CN 201610670407A CN 106148923 B CN106148923 B CN 106148923B
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parts
coating
steel wire
surface treatment
treatment method
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CN106148923A (en
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邱勤晓
邱益诚
王亚芳
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Wuxi Yi Lian Machinery Co Ltd
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Wuxi Yi Lian Machinery Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/31—Coating with metals
    • C23C18/38—Coating with copper
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D145/00—Coating compositions based on homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic system; Coating compositions based on derivatives of such polymers
    • C09D145/02—Coumarone-indene polymers
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
    • C23C18/1824—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by chemical pretreatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
    • C23C18/1848—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by electrochemical pretreatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Ropes Or Cables (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Tires In General (AREA)

Abstract

The present invention provides a kind of surface treatment methods of radial tyre bead steel wire, steel bead wire is successively passed through chemical salt pickling, electrolysis sulfuric acid wash, electroless copper, coating coating and baking process to get；Wherein, chemical bronze plating liquid is the aqueous solution of copper sulphate, magnesium stearate, sodium ethylene diamine tetracetate, hydramine, neopelex, sodium hypophosphite, hydrazine hydrate, boric acid, sodium polydithio-dipropyl sulfonate, lecithin, acetate starch；The formulation for coating material that coating coating uses are as follows: coumarone indene resin, hexamethoxymethyl melamine, benzotriazole, chlorinated natural rubber, phenolic resin, Nano silicon dioxide dispersion, haloflex, toluene, acetone.Processing method of the invention can be enhanced bonding force between steel bead wire and rubber, improve steel wire surface binding efficiency after bonding, and extend the steel wire holding time.

Description

A kind of surface treatment method of radial tyre bead steel wire
Technical field
The invention belongs to tire production technical fields, and in particular to a kind of surface treatment side of radial tyre bead steel wire Method.
Background technique
(i.e. meridian, tubeless and flattening tire) product is in this way for the positive actively research and development of current tire industry " three change " Technology content it is big, precision is high, the big step in direction that has excellent performance strides forward.Radial is in high speed, wear-resisting, fuel-economizing and traveling The excellent properties such as journey height and be increasingly subject to favor.In recent years, tire with the development of steel-wire carcass material be mainly reflected in new technology, In terms of new product (new construction all-steel cord), the purpose is to provide for tyre industry, performance is more excellent, the broader steel wire of Application Range Framework material.
Radial tyre bead steel wire is a kind of steel wire for the bronzing of fortified tyre tyre bead, red copper or brass etc.. The wire loop made of steel bead wire and insulation rubber is tightly fixed to cover tire on wheel rim, and wire loop subjects in tire running Stretching, compression, torsion and operating on centrifugal force.Wire loop is one of main stressed member of heavy load radial tire, is transmitting vehicle The critical component of power and brake weight, directly affects the stress distribution of tyre bead portion, to the maneuverability and safety of tire All have a significant impact.At present in steel bead wire manufacturing industry, steel wire surface tin bronze coating passes through steel wire based on low tin bronze The tin bronze layer on surface enhances steel bead wire with the bonding force between rubber for tire, to realize steel wire with the tight of rubber for tire Close combination plays effect of the steel bead wire as tyre framework material, once corroding, low tin bronze is not corroded and steel wire For matrix by fast erosion, coating loses the protective effect to steel wire matrix, and low tin bronze is peeled off from steel wire matrix, steel bead wire The effects of being difficult the stretching for bearing to generate in vehicle traveling process again, compression, torsion and centrifugation power, easily cause tyre bead loose and Make tyre break, traffic accident occurs.
Summary of the invention
The technical issues of solution: a meridian line tyre is provided the purpose of the present invention is overcome the deficiencies in the prior art The surface treatment method of steel bead wire, this method can be enhanced bonding force between steel bead wire and rubber, improve steel wire after bonding Surface binding efficiency, and extend the steel wire holding time.
Technical solution: steel bead wire is successively passed through chemistry by a kind of surface treatment method of radial tyre bead steel wire Salt pickling, electrolysis sulfuric acid wash, electroless copper, coating coating and baking process to get；
Wherein, chemical bronze plating liquid is copper sulphate 10-20g/L, magnesium stearate 0.5-1.5g/L, sodium ethylene diamine tetracetate 30- 50g/L, hydramine 10-20g/L, neopelex 0.5-1.5g/L, sodium hypophosphite 4-10g/L, hydrazine hydrate 2-4g/L, boron Sour 0.5-2.5 g/L, sodium polydithio-dipropyl sulfonate 0.05-0.2g/L, lecithin 0.1-0.5g/L, acetate starch 0.05- The aqueous solution of 0.1g/L；
The formulation for coating material that coating coating uses is in parts by weight are as follows: 10-15 parts of coumarone indene resin, hexamethoxy methyl trimerization 3-7 parts of cyanamide, 0.8-4.2 parts of benzotriazole, 2-6 parts of chlorinated natural rubber, 1-3 parts of phenolic resin, nano silica point 0.5-1.2 parts of granular media, 0.2-0.7 parts of haloflex, 10-15 parts of toluene, 10-15 parts of acetone.
Further, concentration of hydrochloric acid is 5-20v/v% in chemical salt pickling, temperature is 20-80 DEG C, time 10-20s.
Further, electrolysis sulfuric acid washes that middle sulfuric acid concentration is 5-20v/v%, temperature is 20 DEG C, current density 2-5A/ dm2, time 10-30s.
Further, the coat mass of electroless copper is 0.20-0.35 g/kg.
Further, the coat side quality of coating coating is 0.03-0.21g/kg.
Further, the temperature of baking process is 150-180 DEG C.
The utility model has the advantages that after processing method of the invention can be enhanced bonding force between steel bead wire and rubber, improve bonding Steel wire surface binding efficiency, and extend the steel wire holding time.
Specific embodiment
Embodiment 1
Steel bead wire, is successively passed through chemical salt pickling, electricity by a kind of surface treatment method of radial tyre bead steel wire Solution sulfuric acid wash, electroless copper, coating coating and baking process to get；
Wherein, chemical bronze plating liquid is copper sulphate 10g/L, magnesium stearate 0.5g/L, sodium ethylene diamine tetracetate 30g/L, hydramine 10g/L, neopelex 0.5g/L, sodium hypophosphite 4g/L, hydrazine hydrate 2g/L, boric acid 0.5g/L, polydithio-dipropyl The aqueous solution of sodium sulfonate 0.05g/L, lecithin 0.1g/L, acetate starch 0.05g/L；
The formulation for coating material that coating coating uses is in parts by weight are as follows: 10 parts of coumarone indene resin, hexamethoxy methyl melamine 3 parts of amine, 0.8 part of benzotriazole, 2 parts of chlorinated natural rubber, 1 part of phenolic resin, 0.5 part of Nano silicon dioxide dispersion, chlorine Change 0.2 part of polyethylene, 10 parts of toluene, 10 parts of acetone.
Wherein, concentration of hydrochloric acid is 5v/v% in chemical salt pickling, temperature is 80 DEG C, time 10s；Electrolysis sulfuric acid washes middle sulphur Acid concentration is 5v/v%, temperature is 20 DEG C, current density 2A/dm2, time 30s；The coat mass of electroless copper is 0.20g/kg；The coat side quality of coating coating is 0.03g/kg；The temperature of baking process is 150 DEG C.
Diameter range is chosen in the steel bead wire of 0.95mm, after the above method is handled, steel wire and rubber adhesion power are big In 1200N, surface binding efficiency is greater than 95%, and steel bead wire sealed packaging, can be reserved for six months or more.
Embodiment 2
Steel bead wire, is successively passed through chemical salt pickling, electricity by a kind of surface treatment method of radial tyre bead steel wire Solution sulfuric acid wash, electroless copper, coating coating and baking process to get；
Wherein, chemical bronze plating liquid is copper sulphate 13g/L, magnesium stearate 0.9g/L, sodium ethylene diamine tetracetate 37g/L, hydramine 14g/L, neopelex 0.9g/L, sodium hypophosphite 8g/L, hydrazine hydrate 3g/L, boric acid 0.7g/L, polydithio-dipropyl The aqueous solution of sodium sulfonate 0.09g/L, lecithin 0.3g/L, acetate starch 0.08g/L；
The formulation for coating material that coating coating uses is in parts by weight are as follows: 12 parts of coumarone indene resin, hexamethoxy methyl melamine 5 parts of amine, 1.7 parts of benzotriazole, 4 parts of chlorinated natural rubber, 1.8 parts of phenolic resin, 0.9 part of Nano silicon dioxide dispersion, 0.4 part of haloflex, 13 parts of toluene, 11 parts of acetone.
Wherein, concentration of hydrochloric acid is 10v/v% in chemical salt pickling, temperature is 50 DEG C, time 10s；Electrolysis sulfuric acid washes middle sulphur Acid concentration is 15v/v%, temperature is 20 DEG C, current density 3A/dm2, time 20s；The coat mass of electroless copper is 0.25g/kg；The coat side quality of coating coating is 0.09g/kg；The temperature of baking process is 160 DEG C.
Diameter range is chosen in the steel bead wire of 1.30mm, after the above method is handled, steel wire and rubber adhesion power are big In 1400N, surface binding efficiency is greater than 97%, and steel bead wire sealed packaging, can be reserved for six months or more.
Embodiment 3
Steel bead wire, is successively passed through chemical salt pickling, electricity by a kind of surface treatment method of radial tyre bead steel wire Solution sulfuric acid wash, electroless copper, coating coating and baking process to get；
Wherein, chemical bronze plating liquid is copper sulphate 17g/L, magnesium stearate 1.1g/L, sodium ethylene diamine tetracetate 44g/L, hydramine 18g/L, neopelex 1.1g/L, sodium hypophosphite 8g/L, hydrazine hydrate 3g/L, boric acid 1.7g/L, polydithio-dipropyl The aqueous solution of sodium sulfonate 0.14g/L, lecithin 0.3g/L, acetate starch 0.06g/L；
The formulation for coating material that coating coating uses is in parts by weight are as follows: 13 parts of coumarone indene resin, hexamethoxy methyl melamine 6 parts of amine, 3.3 parts of benzotriazole, 5 parts of chlorinated natural rubber, 2 parts of phenolic resin, 0.9 part of Nano silicon dioxide dispersion, chlorine Change 0.6 part of polyethylene, 13 parts of toluene, 14 parts of acetone.
Wherein, concentration of hydrochloric acid is 5v/v% in chemical salt pickling, temperature is 80 DEG C, time 10s；Electrolysis sulfuric acid washes middle sulphur Acid concentration is 5v/v%, temperature is 20 DEG C, current density 2A/dm2, time 30s；The coat mass of electroless copper is 0.20g/kg；The coat side quality of coating coating is 0.03g/kg；The temperature of baking process is 150 DEG C.
Diameter range is chosen in the steel bead wire of 1.55mm, after the above method is handled, steel wire and rubber adhesion power are big In 1400N, surface binding efficiency is greater than 98%, and steel bead wire sealed packaging, can be reserved for six months or more.
Embodiment 4
Steel bead wire, is successively passed through chemical salt pickling, electricity by a kind of surface treatment method of radial tyre bead steel wire Solution sulfuric acid wash, electroless copper, coating coating and baking process to get；
Wherein, chemical bronze plating liquid is copper sulphate 20g/L, magnesium stearate 1.5g/L, sodium ethylene diamine tetracetate 50g/L, hydramine 20g/L, neopelex 1.5g/L, sodium hypophosphite 10g/L, hydrazine hydrate 4g/L, boric acid 2.5g/L, polydithio-dipropyl The aqueous solution of sodium sulfonate 0.2g/L, lecithin 0.5g/L, acetate starch 0.1g/L；
The formulation for coating material that coating coating uses is in parts by weight are as follows: 15 parts of coumarone indene resin, hexamethoxy methyl melamine 7 parts of amine, 4.2 parts of benzotriazole, 6 parts of chlorinated natural rubber, 3 parts of phenolic resin, 1.2 parts of Nano silicon dioxide dispersion, chlorine Change 0.7 part of polyethylene, 15 parts of toluene, 15 parts of acetone.
Wherein, concentration of hydrochloric acid is 20v/v% in chemical salt pickling, temperature is 20 DEG C, time 20s；Electrolysis sulfuric acid washes middle sulphur Acid concentration is 20v/v%, temperature is 20 DEG C, current density 5A/dm2, time 10s；The coat mass of electroless copper is 0.35g/kg；The coat side quality of coating coating is 0.21g/kg；The temperature of baking process is 180 DEG C.
Diameter range is chosen in the steel bead wire of 1.85mm, after the above method is handled, steel wire and rubber adhesion power are big In 1350N, surface binding efficiency is greater than 95%, and steel bead wire sealed packaging, can be reserved for six months or more.

Claims (4)

1. a kind of surface treatment method of radial tyre bead steel wire, it is characterised in that: steel bead wire is successively passed through chemistry Salt pickling, electrolysis sulfuric acid wash, electroless copper, coating coating and baking process to get；
Wherein, chemical bronze plating liquid is copper sulphate 10-20g/L, magnesium stearate 0.5-1.5g/L, sodium ethylene diamine tetracetate 30-50g/ L, hydramine 10-20g/L, neopelex 0.5-1.5g/L, sodium hypophosphite 4-10g/L, hydrazine hydrate 2-4g/L, boric acid 0.5-2.5 g/L, sodium polydithio-dipropyl sulfonate 0.05-0.2g/L, lecithin 0.1-0.5g/L, acetate starch 0.05- The aqueous solution of 0.1g/L；
The formulation for coating material that coating coating uses is in parts by weight are as follows: 10-15 parts of coumarone indene resin, hexamethoxymethyl melamine 3-7 parts, 0.8-4.2 parts of benzotriazole, 2-6 parts of chlorinated natural rubber, 1-3 parts of phenolic resin, Nano silicon dioxide dispersion 0.5-1.2 parts, 0.2-0.7 parts of haloflex, 10-15 parts of toluene, 10-15 parts of acetone；
The coat mass of electroless copper is 0.20-0.35 g/kg, and the coat side quality of coating coating is 0.03-0.21g/kg.
2. the surface treatment method of radial tyre bead steel wire according to claim 1, it is characterised in that: chemical hydrochloric acid Wash that middle concentration of hydrochloric acid is 5-20v/v%, temperature is 20-80 DEG C, time 10-20s.
3. the surface treatment method of radial tyre bead steel wire according to claim 1, it is characterised in that: electrolysis sulfuric acid Wash that middle sulfuric acid concentration is 5-20v/v%, temperature is 20 DEG C, current density 2-5A/dm2, time 10-30s.
4. the surface treatment method of radial tyre bead steel wire according to claim 1, it is characterised in that: baking process Temperature be 150-180 DEG C.
CN201610670407.4A 2016-08-16 2016-08-16 A kind of surface treatment method of radial tyre bead steel wire Active CN106148923B (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
EP3792374A4 (en) * 2019-07-17 2021-10-20 C. Uyemura & Co., Ltd. Electroless copper plating bath

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CN109181456A (en) * 2018-08-13 2019-01-11 山东大业股份有限公司 A kind of new style beads steel wire coating and its coating method
CN110029334A (en) * 2019-04-10 2019-07-19 山东大业股份有限公司 A kind of production method of high tin steel bead wire
CN113026016A (en) * 2021-03-03 2021-06-25 无锡益联机械有限公司 Surface toughening method for bead wire of aviation radial tire
CN114686959A (en) * 2022-04-08 2022-07-01 江苏胜达科技有限公司 Bead steel wire for all-steel light truck radial tire and production process thereof

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