CN107269745B - High temperature wear resistant ceramic composite fibre brake block and preparation method thereof - Google Patents

High temperature wear resistant ceramic composite fibre brake block and preparation method thereof Download PDF

Info

Publication number
CN107269745B
CN107269745B CN201710620493.2A CN201710620493A CN107269745B CN 107269745 B CN107269745 B CN 107269745B CN 201710620493 A CN201710620493 A CN 201710620493A CN 107269745 B CN107269745 B CN 107269745B
Authority
CN
China
Prior art keywords
parts
fibre
brake block
high temperature
ceramic composite
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.)
Active
Application number
CN201710620493.2A
Other languages
Chinese (zh)
Other versions
CN107269745A (en
Inventor
何兴保
何圣贤
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.)
Changzhou Jinyi Construction Machinery Manufacturing Co ltd
Original Assignee
Liuzhou Jin Te Abrasion Resistance Material Limited-Liability Co
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 Liuzhou Jin Te Abrasion Resistance Material Limited-Liability Co filed Critical Liuzhou Jin Te Abrasion Resistance Material Limited-Liability Co
Priority to CN201710620493.2A priority Critical patent/CN107269745B/en
Publication of CN107269745A publication Critical patent/CN107269745A/en
Application granted granted Critical
Publication of CN107269745B publication Critical patent/CN107269745B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • F16D69/023Composite materials containing carbon and carbon fibres or fibres made of carbonizable material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • F16D69/025Compositions based on an organic binder
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • F16D69/027Compositions based on metals or inorganic oxides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • F16D69/027Compositions based on metals or inorganic oxides
    • F16D69/028Compositions based on metals or inorganic oxides containing fibres
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0004Materials; Production methods therefor metallic
    • F16D2200/0008Ferro
    • F16D2200/0021Steel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0004Materials; Production methods therefor metallic
    • F16D2200/0026Non-ferro
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0034Materials; Production methods therefor non-metallic
    • F16D2200/0039Ceramics
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0034Materials; Production methods therefor non-metallic
    • F16D2200/0052Carbon
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0034Materials; Production methods therefor non-metallic
    • F16D2200/0056Elastomers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/006Materials; Production methods therefor containing fibres or particles
    • F16D2200/0065Inorganic, e.g. non-asbestos mineral fibres
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0082Production methods therefor
    • F16D2200/0086Moulding materials together by application of heat and pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Braking Arrangements (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

The present invention discloses a kind of high temperature wear resistant ceramic composite fibre brake block and preparation method thereof, including mixing phenolic resin, nitrile rubber, clay, ceramic fibre, graphite fibre, glass fibre, steel fibre, gelatin, rosin, zinc stearate, styrene-acrylonitrile-acryl rubbery copolymer, polymethyl methacrylate, boric acid and nano simple substance tungsten, it is kneaded;Obtained substance will be kneaded to be put into mold, then compression moulding vulcanizes molding substance.The present invention mainly passes through first is added clay, ceramic fibre, graphite fibre, glass fibre, steel fibre, gelatin, rosin, styrene-acrylonitrile-acryl rubbery copolymer, polymethyl methacrylate, boric acid and nano simple substance tungsten on the basis of original material, to improve the wear-resisting property and high temperature resistance of Ceramic Tiles.

Description

High temperature wear resistant ceramic composite fibre brake block and preparation method thereof
Technical field
The present invention relates to mechanical fitting technical field, especially a kind of ceramic composite fibrous brake block.
Background technique
Ceramic composite fibrous brake block is one kind of brake block, presently mainly by ceramic fibre, nonferrous filler The raw materials such as matter, adhesive and a small amount of metal are made.It more cleans peace relative to traditional brake block, ceramic composite fibrous brake block It is quiet, and while brilliant braking quality is provided, do not wear away mating plate.
However, there is also some disadvantages although ceramic composite fibrous brake block has above-mentioned function, for example, Its wear-resisting property and high temperature resistant are poor, and loss is big when use, and service life is short.
Summary of the invention
The present invention provides a kind of high temperature wear resistant ceramic composite fibre brake block and preparation method thereof, it can solve existing pottery Porcelain composite fibre brake block has that wear-resisting property and high temperature resistant are poor.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that:
It uses the raw material of following parts by weight:
45 parts~50 parts of phenolic resin, 15 parts~20 parts of nitrile rubber, 15 parts~20 parts of clay, ceramic fibre 15 parts~20 Part, 10 parts~15 parts of graphite fibre, 1 part~5 parts of glass fibre, 5 parts~10 parts of steel fibre, 5 parts~10 parts, 5 parts of rosin of gelatin ~10 parts, 5 parts~10 parts of zinc stearate, styrene-acrylonitrile -5 parts of acryl rubbery copolymer~10 parts, polymethylacrylic acid 5 parts~10 parts of methyl esters, 5 parts~10 parts of boric acid and 1 part~5 parts of nano simple substance tungsten;
Including following preparation step:
A. in proportion, above-mentioned raw materials are uniformly mixed, and at 120 DEG C~150 DEG C, are kneaded 10 minutes~30 minutes;
B. substance step A being kneaded is put into mold, is 150 DEG C~200 DEG C, pressure 450kg/ in temperature cm2~550kg/cm2Under, compression moulding;
It C. is 200 DEG C~250 DEG C, pressure 100kg/cm in temperature by the molding substance of step B2~200kg/cm2Under, Vulcanized.
Due to the adoption of the above technical scheme, the beneficial effect that the present invention obtains is:
The present invention mainly passes through first is added clay, ceramic fibre, graphite fibre, glass fibers on the basis of original material Dimension, steel fibre, gelatin, rosin, styrene-acrylonitrile-acryl rubbery copolymer, polymethyl methacrylate, boric acid and Nano simple substance tungsten, to improve the wear-resisting property and high temperature resistance of Ceramic Tiles.
Specific embodiment
Below in conjunction with specific embodiment, the invention will be further described, and protection scope of the present invention is not only limited to In following embodiment.
Embodiment 1 --- high temperature wear resistant ceramic composite fibre brake block
It uses the raw material of following quality:
Phenolic resin 45kg, nitrile rubber 15kg, clay 15kg, ceramic fibre 15kg, graphite fibre 10kg, glass fibre 1kg, steel fibre 5kg, gelatin 5kg, rosin 5kg, zinc stearate 5kg, styrene-acrylonitrile-acryl rubbery copolymer 5kg, Polymethyl methacrylate 5kg, boric acid 5kg and nano simple substance tungsten 1kg;
Including following preparation step:
A. in proportion, above-mentioned raw materials are uniformly mixed, and at 120 DEG C, are kneaded 10 minutes;
B. substance step A being kneaded is put into mold, temperature be 150 DEG C, pressure 450kg/cm2Under, pressure Type is made;
C. by the molding substance of step B temperature be 200 DEG C, pressure 100kg/cm2Under, vulcanized.
Through detecting, the present embodiment high temperature wear resistant ceramic composite fibre brake block is resistant to up to 800 DEG C of high temperature, and its stroke 100000 kilometers of wear rate is only 0.08mm.
Embodiment 2 --- high temperature wear resistant ceramic composite fibre brake block
It uses the raw material of following quality:
Phenolic resin 50kg, nitrile rubber 20kg, clay 20kg, ceramic fibre 20kg, graphite fibre 15kg, glass fibre 5kg, steel fibre 10kg, gelatin 10kg, rosin 10kg, zinc stearate 10kg, styrene-acrylonitrile-acryl rubbery copolymer 10kg, polymethyl methacrylate 10kg, boric acid 10kg and nano simple substance tungsten 5kg;
Including following preparation step:
A. in proportion, above-mentioned raw materials are uniformly mixed, and at 150 DEG C, are kneaded 30 minutes;
B. substance step A being kneaded is put into mold, temperature be 200 DEG C, pressure 550kg/cm2Under, pressure Type is made;
C. by the molding substance of step B temperature be 250 DEG C, pressure 200kg/cm2Under, vulcanized.
Through detecting, the present embodiment high temperature wear resistant ceramic composite fibre brake block is resistant to up to 800 DEG C of high temperature, and its stroke 100000 kilometers of wear rate is only 0.08mm.
Embodiment 3 --- high temperature wear resistant ceramic composite fibre brake block
It uses the raw material of following quality:
Phenolic resin 47kg, nitrile rubber 18kg, clay 19kg, ceramic fibre 16kg, graphite fibre 14kg, glass fibre 3kg, steel fibre 7kg, gelatin 9kg, rosin 7, zinc stearate 8kg, styrene-acrylonitrile-acryl rubbery copolymer 9kg, gather Methyl methacrylate 6kg, boric acid 7kg and nano simple substance tungsten 4kg;
Including following preparation step:
A. in proportion, above-mentioned raw materials are uniformly mixed, and at 140 DEG C, are kneaded 15 minutes;
B. substance step A being kneaded is put into mold, temperature be 175 DEG C, pressure 500kg/cm2Under, pressure Type is made;
C. by the molding substance of step B temperature be 240 DEG C, pressure 150kg/cm2Under, vulcanized.
Through detecting, the present embodiment high temperature wear resistant ceramic composite fibre brake block is resistant to up to 800 DEG C of high temperature, and its stroke 100000 kilometers of wear rate is only 0.08mm.

Claims (2)

1. a kind of wear-resistant ceramic composite fibre brake block, it is characterised in that be prepared from the following raw materials in parts by weight:
45 parts~50 parts of phenolic resin, 15 parts~20 parts of nitrile rubber, 15 parts~20 parts of clay, 15 parts~20 parts of ceramic fibre, 10 parts~15 parts of graphite fibre, 1 part~5 parts of glass fibre, 5 parts~10 parts of steel fibre, 5 parts~10 parts of gelatin, rosin 5 parts~10 Part, 5 parts~10 parts of zinc stearate, styrene-acrylonitrile -5 parts of acryl rubbery copolymer~10 parts, polymethyl methacrylate 5 parts~10 parts, 5 parts~10 parts of boric acid and 1 part~5 parts of nano simple substance tungsten.
2. a kind of preparation method of wear-resistant ceramic composite fibre brake block, it is characterised in that:
Using the raw material of following parts by weight:
45 parts~50 parts of phenolic resin, 15 parts~20 parts of nitrile rubber, 15 parts~20 parts of clay, 15 parts~20 parts of ceramic fibre, 10 parts~15 parts of graphite fibre, 1 part~5 parts of glass fibre, 5 parts~10 parts of steel fibre, 5 parts~10 parts of gelatin, rosin 5 parts~10 Part, 5 parts~10 parts of zinc stearate, styrene-acrylonitrile -5 parts of acryl rubbery copolymer~10 parts, polymethyl methacrylate 5 parts~10 parts, 5 parts~10 parts of boric acid and 1 part~5 parts of nano simple substance tungsten;
Including following preparation step:
A. in proportion, above-mentioned raw materials are uniformly mixed, and at 120 DEG C~150 DEG C, are kneaded 10 minutes~30 minutes;
B. substance step A being kneaded is put into mold, is 150 DEG C~200 DEG C, pressure 450kg/cm in temperature2~ 550kg/cm2Under, compression moulding;
It C. is 200 DEG C~250 DEG C, pressure 100kg/cm in temperature by the molding substance of step B2~200kg/cm2Under, it carries out Vulcanization.
CN201710620493.2A 2017-07-26 2017-07-26 High temperature wear resistant ceramic composite fibre brake block and preparation method thereof Active CN107269745B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710620493.2A CN107269745B (en) 2017-07-26 2017-07-26 High temperature wear resistant ceramic composite fibre brake block and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710620493.2A CN107269745B (en) 2017-07-26 2017-07-26 High temperature wear resistant ceramic composite fibre brake block and preparation method thereof

Publications (2)

Publication Number Publication Date
CN107269745A CN107269745A (en) 2017-10-20
CN107269745B true CN107269745B (en) 2019-01-22

Family

ID=60079613

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710620493.2A Active CN107269745B (en) 2017-07-26 2017-07-26 High temperature wear resistant ceramic composite fibre brake block and preparation method thereof

Country Status (1)

Country Link
CN (1) CN107269745B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110372923A (en) * 2019-05-29 2019-10-25 宁国飞鹰汽车零部件股份有限公司 A kind of heavy-duty car brake block
CN112594310A (en) * 2020-12-29 2021-04-02 山东金力新材料科技股份有限公司 Preparation method of ceramic alloy composite wear-resistant material for brake pad

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1277000A1 (en) * 2001-03-15 2003-01-22 Valeo Matériaux de Friction Method for obtaining a clutch lining, a clutch lining obtained using said method and a clutch disc fitted with one such friction lining
CN101679067A (en) * 2007-03-29 2010-03-24 东邦钛株式会社 Method for production of alkali titanate, method for production of hollow powder of alkali titanate, alkali titanate and hollow powder thereof produced by the methods, and friction material comprising
JP2011190169A (en) * 2010-02-18 2011-09-29 Hitachi Chem Co Ltd Carbon fiber composite material, and break member, structural member for semiconductors, heat-resistant panel and heat sink using the carbon fiber composite material
CN102478090A (en) * 2010-11-23 2012-05-30 来安县隆华摩擦材料有限公司 Novel environmental-friendly wear and high-temperature resistant friction plate

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1277000A1 (en) * 2001-03-15 2003-01-22 Valeo Matériaux de Friction Method for obtaining a clutch lining, a clutch lining obtained using said method and a clutch disc fitted with one such friction lining
CN101679067A (en) * 2007-03-29 2010-03-24 东邦钛株式会社 Method for production of alkali titanate, method for production of hollow powder of alkali titanate, alkali titanate and hollow powder thereof produced by the methods, and friction material comprising
JP2011190169A (en) * 2010-02-18 2011-09-29 Hitachi Chem Co Ltd Carbon fiber composite material, and break member, structural member for semiconductors, heat-resistant panel and heat sink using the carbon fiber composite material
CN102478090A (en) * 2010-11-23 2012-05-30 来安县隆华摩擦材料有限公司 Novel environmental-friendly wear and high-temperature resistant friction plate

Also Published As

Publication number Publication date
CN107269745A (en) 2017-10-20

Similar Documents

Publication Publication Date Title
CN101074289B (en) Double hot-rolling composite friction material and its production
CN107269745B (en) High temperature wear resistant ceramic composite fibre brake block and preparation method thereof
CN103708196B (en) composite roller and preparation method thereof
CN103122959B (en) High-temperature wear-resisting ceramic composite fiber brake block
CN102408670A (en) Ammonia-free phenolic molding compound and its preparation method
CN105776949A (en) Composite machine tool bed mineral casting based on cobblestone and preparation method thereof
CN104496271A (en) Artificial quartzite plate and manufacturing method thereof
CN101948607B (en) Glass fiber-free reinforced phenolic moulding compound
CN104478293A (en) Synthetic quartzite plate and preparation method thereof
CN110903065A (en) Quick-setting 3D printing cement-based material
CN113990411B (en) Polyurethane mixture mix proportion design method based on road performance
CN104529244A (en) Anti-aging and antibacterial artificial quartzite board and manufacturing method thereof
CN105694368A (en) Preparation method of fiber reinforced damping composite
CN107939875A (en) A kind of ceramic composite fibrous brake block
CN102140188B (en) Frictional gasket for mine hoister and preparation method thereof
CN103183908A (en) High-temperature-resistant phenolic moulding compound
CN103256326A (en) Synthetic material brake pad and preparation technology
CN101332681A (en) Preparation method of heat-proof, abrasion-proof cementing plug
CN103087466A (en) Phenolic moulding plastic and preparation method thereof
CN1175042C (en) High temp. resistant inorganic fibre reinforced injection type phenolic moulding plastics
CN104179858A (en) Brake pad enhanced with smelting slag and fly ash inorganic fibers as well as preparation method of brake pad
CN107504110A (en) A kind of drum brake brake shoe friction material and preparation method thereof
CN107879670A (en) A kind of artificial quartz stone plate and its manufacture method
CN101126427A (en) Friction plate, and its uses, production process and dedicated mould
CN105924892A (en) Reinforced phenolic aldehyde molding compound without glass fibers

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190730

Address after: 214400 Xiaohu Road, Chengchang Industrial Park, Huangtu Town, Jiangyin City, Wuxi City, Jiangsu Province

Patentee after: Jiangyin Jindun Construction Machinery Manufacturing Co.,Ltd.

Address before: 545203 Shapu District, Liucheng County Industrial Zone, Liuzhou City, Guangxi Zhuang Autonomous Region

Patentee before: LIUZHOU JINTE NEW WEAR-RESISTANT MATERIALS Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220803

Address after: 213000 No. 506, Changwu South Road, Wujin national high tech Industrial Development Zone, Changzhou City, Jiangsu Province

Patentee after: Changzhou Jinyi Construction Machinery Manufacturing Co.,Ltd.

Address before: 214400 No.6, Xiaohu Road, Chengchang Industrial Park, Huangtu Town, Jiangyin City, Wuxi City, Jiangsu Province

Patentee before: Jiangyin Jindun Construction Machinery Manufacturing Co.,Ltd.