EP3619337A1 - Thermally insulating coating for an aluminum piston - Google Patents
Thermally insulating coating for an aluminum pistonInfo
- Publication number
- EP3619337A1 EP3619337A1 EP18727684.5A EP18727684A EP3619337A1 EP 3619337 A1 EP3619337 A1 EP 3619337A1 EP 18727684 A EP18727684 A EP 18727684A EP 3619337 A1 EP3619337 A1 EP 3619337A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- polysilazane
- layer
- polysiloxane
- piston
- oxide layer
- 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.)
- Withdrawn
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 26
- 239000011248 coating agent Substances 0.000 title claims abstract description 24
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229920001709 polysilazane Polymers 0.000 claims abstract description 41
- -1 polysiloxane Polymers 0.000 claims abstract description 27
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 27
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 23
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000002485 combustion reaction Methods 0.000 claims abstract description 14
- 229920000642 polymer Polymers 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 238000007745 plasma electrolytic oxidation reaction Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 claims description 2
- RLQWHDODQVOVKU-UHFFFAOYSA-N tetrapotassium;silicate Chemical compound [K+].[K+].[K+].[K+].[O-][Si]([O-])([O-])[O-] RLQWHDODQVOVKU-UHFFFAOYSA-N 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 description 8
- 239000011521 glass Substances 0.000 description 8
- 239000000843 powder Substances 0.000 description 7
- 238000009413 insulation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000565 sealant Substances 0.000 description 4
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000000962 organic group Chemical group 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 description 1
- 125000006527 (C1-C5) alkyl group Chemical group 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 229910018557 Si O Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 238000002048 anodisation reaction Methods 0.000 description 1
- 229910052916 barium silicate Inorganic materials 0.000 description 1
- HMOQPOVBDRFNIU-UHFFFAOYSA-N barium(2+);dioxido(oxo)silane Chemical compound [Ba+2].[O-][Si]([O-])=O HMOQPOVBDRFNIU-UHFFFAOYSA-N 0.000 description 1
- 239000005385 borate glass Substances 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- ZPPSOOVFTBGHBI-UHFFFAOYSA-N lead(2+);oxido(oxo)borane Chemical compound [Pb+2].[O-]B=O.[O-]B=O ZPPSOOVFTBGHBI-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Classifications
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/042—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material including a refractory ceramic layer, e.g. refractory metal oxides, ZrO2, rare earth oxides
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/026—Anodisation with spark discharge
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
- C25D11/246—Chemical after-treatment for sealing layers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/0084—Pistons the pistons being constructed from specific materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/10—Pistons having surface coverings
- F02F3/12—Pistons having surface coverings on piston heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/01—Pistons; Trunk pistons; Plungers characterised by the use of particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F2200/00—Manufacturing
Definitions
- Solvents such as butyl acetate, be dissolved. These solutions may optionally contain other organic admixtures. Examples of suitable organic polysilazanes are HTT 1800 (Merck KGaA) and HTA 1500 (KiON Defense
- the glass powders are preferably selected so that their coefficient of thermal expansion corresponds approximately to that of the aluminum piston.
- the average size of the glass particles is preferably in the range of 3 to 10 ⁇ m. suitable
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017207589.9A DE102017207589A1 (en) | 2017-05-05 | 2017-05-05 | Thermally insulating coating for an aluminum piston |
PCT/EP2018/061520 WO2018202860A1 (en) | 2017-05-05 | 2018-05-04 | Thermally insulating coating for an aluminum piston |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3619337A1 true EP3619337A1 (en) | 2020-03-11 |
Family
ID=62386371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18727684.5A Withdrawn EP3619337A1 (en) | 2017-05-05 | 2018-05-04 | Thermally insulating coating for an aluminum piston |
Country Status (8)
Country | Link |
---|---|
US (1) | US20200072159A1 (en) |
EP (1) | EP3619337A1 (en) |
JP (1) | JP2020519802A (en) |
KR (1) | KR20200003817A (en) |
CN (1) | CN110520554A (en) |
BR (1) | BR112019020795A2 (en) |
DE (1) | DE102017207589A1 (en) |
WO (1) | WO2018202860A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6729233B2 (en) * | 2016-09-20 | 2020-07-22 | 日本軽金属株式会社 | Pellicle support frame, pellicle, and manufacturing method thereof |
CN109321961B (en) * | 2018-11-19 | 2019-09-20 | 滨州渤海活塞有限公司 | A kind of aluminum piston top surface thermal barrier coating preparation facilities and method |
CN111206275B (en) * | 2020-02-17 | 2021-04-06 | 王勇 | Strong acid and strong basicity resistant hole sealing treatment method for aluminum alloy anodic oxide film |
DE102020208366A1 (en) * | 2020-07-03 | 2022-01-05 | Mahle International Gmbh | Pistons for an internal combustion engine and an internal combustion engine |
DE102020208462A1 (en) * | 2020-07-07 | 2022-01-13 | Mahle International Gmbh | Process for coating a piston |
CN113088859A (en) * | 2021-03-30 | 2021-07-09 | 潍柴动力股份有限公司 | Composite coating, piston, engine and vehicle |
US11719184B1 (en) * | 2022-01-21 | 2023-08-08 | Tenneco Inc. | Piston with engineered crown coating and method of manufacturing |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE212075T1 (en) * | 1995-07-28 | 2002-02-15 | Electro Chem Eng Gmbh | METHOD FOR INCORPORATING BRINES IN MICROPOROUS COVER LAYERS |
GB2383833A (en) * | 2001-12-27 | 2003-07-09 | Perkins Engines Co Ltd | Piston with a ceramic reinforced ring groove |
JP4438609B2 (en) * | 2004-11-16 | 2010-03-24 | アイシン精機株式会社 | piston |
JP3847770B1 (en) * | 2005-06-13 | 2006-11-22 | 慎介 望月 | Ceramic-coated metal material and method for producing the same |
JP5394021B2 (en) * | 2008-08-06 | 2014-01-22 | アイシン精機株式会社 | Aluminum alloy piston member and manufacturing method thereof |
CN103608563B (en) * | 2011-06-15 | 2017-08-15 | 汉高股份有限及两合公司 | The method and apparatus that discharge is reduced in explosive motor |
JP5642640B2 (en) * | 2011-09-12 | 2014-12-17 | トヨタ自動車株式会社 | Internal combustion engine and manufacturing method thereof |
JP6065388B2 (en) * | 2012-03-07 | 2017-01-25 | マツダ株式会社 | Thermal insulation film structure and manufacturing method thereof |
GB2513575B (en) * | 2013-04-29 | 2017-05-31 | Keronite Int Ltd | Corrosion and erosion-resistant mixed oxide coatings for the protection of chemical and plasma process chamber components |
JP5913227B2 (en) * | 2013-08-05 | 2016-04-27 | トヨタ自動車株式会社 | Internal combustion engine and manufacturing method thereof |
CN103484849B (en) * | 2013-09-13 | 2015-11-18 | 邓才松 | A kind of aluminium-alloy piston and precision friction secondary surface treatment process |
JP6195780B2 (en) * | 2013-10-30 | 2017-09-13 | アイシン精機株式会社 | Piston and manufacturing method of piston |
JP6260492B2 (en) * | 2014-08-11 | 2018-01-17 | トヨタ自動車株式会社 | Manufacturing method of piston for direct injection engine |
CN104131324A (en) * | 2014-08-12 | 2014-11-05 | 广西玉柴机器股份有限公司 | Aluminum alloy piston for internal combustion engine |
JP6170029B2 (en) * | 2014-11-07 | 2017-07-26 | トヨタ自動車株式会社 | Method for forming a thermal barrier film |
JP2016089264A (en) * | 2014-11-11 | 2016-05-23 | トヨタ自動車株式会社 | Production method of heat insulation film of internal combustion engine |
JP6178303B2 (en) * | 2014-12-26 | 2017-08-09 | トヨタ自動車株式会社 | Internal combustion engine |
-
2017
- 2017-05-05 DE DE102017207589.9A patent/DE102017207589A1/en active Pending
-
2018
- 2018-05-04 JP JP2019559070A patent/JP2020519802A/en active Pending
- 2018-05-04 EP EP18727684.5A patent/EP3619337A1/en not_active Withdrawn
- 2018-05-04 WO PCT/EP2018/061520 patent/WO2018202860A1/en active Application Filing
- 2018-05-04 CN CN201880025460.6A patent/CN110520554A/en active Pending
- 2018-05-04 US US16/610,615 patent/US20200072159A1/en not_active Abandoned
- 2018-05-04 BR BR112019020795A patent/BR112019020795A2/en not_active Application Discontinuation
- 2018-05-04 KR KR1020197032734A patent/KR20200003817A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US20200072159A1 (en) | 2020-03-05 |
WO2018202860A1 (en) | 2018-11-08 |
CN110520554A (en) | 2019-11-29 |
BR112019020795A2 (en) | 2020-04-28 |
JP2020519802A (en) | 2020-07-02 |
KR20200003817A (en) | 2020-01-10 |
DE102017207589A1 (en) | 2018-11-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3619337A1 (en) | Thermally insulating coating for an aluminum piston | |
EP0787112B1 (en) | Composition containing an aerogel, method of producing said composition and the use thereof | |
EP1284307B1 (en) | Method for providing a metal surface with a vitreous layer | |
DE2752803C3 (en) | Aqueous coating agent based on colloidal silicic acid anhydride | |
EP1086162A2 (en) | Nanostructured forms and layers and method for producing them using stable water-soluble precursors | |
EP2162565A2 (en) | Ultra-hard composite layers on metal surfaces and method for producing the same | |
CN102732079A (en) | Exterior wall dope and preparation method of exterior wall dope | |
DE102006040385A1 (en) | Sizing liquids, useful for the production of a high temperature-stable coating, comprises at least a nanoscale inorganic binder system, boron nitride and at least a solvent | |
CN104530782A (en) | Phosphate coating solution and preparation method thereof | |
DE102010022265A1 (en) | Hydrophobic coating and application | |
DE102007025590A1 (en) | Burnable screen-printable antireflective coating for glass | |
EP2379657A1 (en) | Alkali-resistance, wear-resistant and dishwasher-safe coating on a substrate | |
DE10127494A1 (en) | Production of inorganic layers on metallic, enameled and/or glass substrates used as a scratch resistant coating comprises mixing boron nitride with solvent and inorganic binder, applying substrate, drying and sealing | |
EP0718254A2 (en) | Anti-oxidative, abrasion-resistant protective coating for SiC bodies | |
EP2504862A1 (en) | Substrate having a metal film for producing photovoltaic cells | |
DE102004002303B4 (en) | A method of making a coated carbon / carbon composite and coated carbon / carbon composite produced thereafter | |
EP0402886B1 (en) | Coating material based on (poly)borosiloxanes and method of producing glass coatings as well as their use | |
DE102017207590A1 (en) | Thermal insulation of the center cone of a steel piston | |
WO2018202859A1 (en) | Thermal insulation of a steel piston by means of a manganese phosphate layer and a sealing layer on the basis of polysilazane, waterglass or polysiloxane | |
AT412207B (en) | PROTECTIVE COATINGS ON CARBON SUBSTRATES AND METHOD FOR THE PRODUCTION THEREOF | |
DE102017207595A1 (en) | Thermal insulation of a steel piston by means of a sealed oxide layer | |
EP2475629A1 (en) | Geopolymeric material | |
DE102009039872A1 (en) | Handle with surface coating and process for its preparation | |
DE102008002514A1 (en) | Piston, cylinder liner or other, the combustion chamber of an internal combustion engine limiting engine component and method for producing the same | |
DE102013009881B3 (en) | Process for the preparation of an SiO 2 antireflective coating, SiO 2 antireflective coated substrate and its use |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20190918 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20200910 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20230406 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C25D 11/24 20060101ALI20230324BHEP Ipc: C25D 11/02 20060101ALI20230324BHEP Ipc: F02F 3/12 20060101ALI20230324BHEP Ipc: C23C 28/04 20060101ALI20230324BHEP Ipc: C23C 28/00 20060101AFI20230324BHEP |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230528 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20230817 |