CN1073968A - Dry-film lubricant - Google Patents
Dry-film lubricant Download PDFInfo
- Publication number
- CN1073968A CN1073968A CN 91111389 CN91111389A CN1073968A CN 1073968 A CN1073968 A CN 1073968A CN 91111389 CN91111389 CN 91111389 CN 91111389 A CN91111389 A CN 91111389A CN 1073968 A CN1073968 A CN 1073968A
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- Prior art keywords
- dry
- film lubricant
- film
- lubricant
- dry film
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- 239000000314 lubricant Substances 0.000 title claims abstract description 33
- 239000007866 anti-wear additive Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000011347 resin Substances 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 9
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000004962 Polyamide-imide Substances 0.000 claims abstract description 8
- 239000012046 mixed solvent Substances 0.000 claims abstract description 8
- 229920002312 polyamide-imide Polymers 0.000 claims abstract description 8
- 229920002050 silicone resin Polymers 0.000 claims abstract description 6
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 4
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 15
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims description 9
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 6
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 claims description 5
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- QCCDYNYSHILRDG-UHFFFAOYSA-K cerium(3+);trifluoride Chemical compound [F-].[F-].[F-].[Ce+3] QCCDYNYSHILRDG-UHFFFAOYSA-K 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 3
- 239000002253 acid Substances 0.000 claims 1
- 230000001476 alcoholic effect Effects 0.000 claims 1
- 239000006185 dispersion Substances 0.000 abstract description 7
- 239000003795 chemical substances by application Substances 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000011230 binding agent Substances 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 8
- 230000003068 static effect Effects 0.000 description 7
- 239000004593 Epoxy Substances 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003350 kerosene Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- -1 rare earth fluoride Chemical class 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920013649 Paracril Polymers 0.000 description 2
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920003986 novolac Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- KMOUUZVZFBCRAM-OLQVQODUSA-N (3as,7ar)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1C=CC[C@@H]2C(=O)OC(=O)[C@@H]21 KMOUUZVZFBCRAM-OLQVQODUSA-N 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000007743 anodising Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000010913 used oil Substances 0.000 description 1
- QRCJOCOSPZMDJY-UHFFFAOYSA-N valnoctamide Chemical compound CCC(C)C(CC)C(N)=O QRCJOCOSPZMDJY-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of dry-film lubricant, be suitable as slip coating.Binding agent is washed and is used polyamide-imide resin, and solid lubricant is a tetrafluoroethylene, and anti-wear additive is selected metal oxide, metallic sulfide, fluorochemical for use, and dispersion agent adopts modified organic silicone resin, and surplus is a mixed solvent.Dry film has good wear resistance, oilness, non-stick property, and suitable metal to-metal contact part as room temperature～250 ℃ middle-low load work is made the long lifetime slip coating.
Description
The present invention relates to a kind of dry-film lubricant, more particularly, the present invention relates to a kind of polyamide-imide resin binding type dry-film lubricant, this dry-film lubricant is suitable as slip coating.
Dry-film lubricant is made up of resin glue, solid lubricant, anti-wear additive and pigment etc. usually.Dry-film lubricant is coated in ground (generally being metal) go up solidifies the back and just form extraordinary slip coating, it has supporting capacity height, resistant of high or low temperature good, and oilness is good in vacuum and atmosphere, advantages such as easy construction.In each industrial circle, be widely adopted, in space flight, have more application example as anti-cold welding coating, as the initial lubricated of component with reduce its wearing and tearing in running-in period, and the dry film material of double as corrosion protection coating also more and more attracts much attention.
Dry-film lubricant and normally used oil, fat are different, and it can not replenish, and under DRY SLIDING, its lubrication is several microns films to tens micron thickness by a layer thickness that sticks on the ground mainly, in case film is worn through, lubricatedly just lose efficacy.Therefore, improving the work-ing life of dry film, is the main direction of studying of development dry-film lubricant.
The performance of dry-film lubricant is by its prescription and working conditions decision, solid lubricant commonly used in dry film has molybdenumdisulphide, tetrafluoroethylene, graphite, boron nitride etc., in the dry film data of report, molybdenumdisulphide type dry film occupies the majority, the characteristics of this dry film are: bear the portative power height, frictional coefficient is low, can use under high-load condition.Molybdenumdisulphide type dry film has good application characteristic as the lubricated dry film of anti-cold welding in vacuum environment.But when this dry film used under medium and light load condition, just seeming its work-ing life can not be satisfactory.
Chinese patent (90104159.9) discloses a kind of antirust dry film lubricant, binding agent is selected novolac epoxy, paracril and Resins, epoxy for use, solid lubricant is by molybdenumdisulphide and fluoridize rare earth and form, concrete form (weight percentage) is: novolac epoxy 5-25, Resins, epoxy 0-22, paracril 0-20, molybdenumdisulphide 40-60, rare earth fluoride 1-10, antimonous oxide 0-8, alkali formula Lead Phosphite, Dibasic (Coated) 0-10, solidifying agent (Tetra hydro Phthalic anhydride) 5-15, it is mainly used in equipment lubricated and antirust of frequent contact salt fog and humid atmosphere.
The objective of the invention is to overcome above-mentioned weak point of the prior art, and provide all good and comfort zone-250 of a kind of wear resistance, oilness, non-stick property ℃, middle-low load work, the dry-film lubricant that the life-span is long.
Purpose of the present invention realizes by following measure:
Dry-film lubricant of the present invention is made up of resin glue, solid lubricant, anti-wear additive, dispersion agent and mixed solvent.Binding agent is selected all good polyamide-imide resin of thermotolerance, snappiness, storage period for use, solid lubricant is a tetrafluoroethylene, anti-wear additive can be metal oxide, metallic sulfide, fluorochemical, dispersion agent adopts modified organic silicone resin, and mixed solvent is the mixed solution of N-Methyl pyrrolidone, dimethyl formamide, hexone, ethylene glycol ethyl ether.
The prescription of dry-film lubricant (weight percentage) is: polyamide-imide resin 39-50, and tetrafluoroethylene 2.5-12, anti-wear additive 1-14, modified organic silicone resin 0.1-0.3, surplus is a mixed solvent.
The present invention can also realize by following measure:
The metal oxide of anti-wear additive can be PbO, Pb
3O
4, Cu
2O, metallic sulfide can be PbS, NoS
2, fluorochemical is fluorographite, cerium fluoride.
Anti-wear additive preferably adopts PbO, Pb
3O
4, Cu
2O, fluorographite, molybdenumdisulphide.
The polyamide-imide resin that the present invention selects for use is the 1000-1100 centipoise 23 ℃ of following viscosity, amount of solid 16-18.5%(1h/200 ℃).
Tetrafluoroethylene is through cobalt source (2.5-3.3) * 10
7The superfine white pressed powder of rad radiation treatment, granularity are the 1-5 micron.
Dispersion agent adopts modified organic silicone resin, is suitable for the nonionic surface active agent that dissolubility type coating is used.Its effect is a surface tension of removing to reduce solid-liquid interface in the system of joining, makes to be difficult to wetting polytetrafluoroethylparticle particle and to be evenly dispersed in the coating system.
The amount of each component (volumn concentration) is in the mixed solvent: W-methyl-2-pyrrolidone 40-45, and dimethyl formamide 20, hexone 30, surplus is an ethylene glycol ethyl ether.
The coating method of preparation process of the present invention and dry film is: the solid ingredient of dry-film lubricant is joined ground and mixed in the glass mortar (in the presence of dispersion agent), adopt then to particle have cut shearing conoidal mill as mechanical dispersion equipment, grind dispersion, promptly make the dry-film lubricant spray.The dry-film lubricant spray made under 0.2 MPa nitrogen pressure, is sprayed on the metal substrate that cleaning is good in advance with spray gun, and in indoor placement moments later, putting into stove solidifies under 205 ℃ of-320 ℃ of temperature, and the build of coating is the 20-70 micron.
Table 1 has been enumerated under atmosphere at room temperature, the wear resistance of the dry film of the present invention that (the antithesis ring is the carburizing steel loop, and test block is the 1Cr18Ni9Ti test block of filming) estimated on the TIMKEN frictional testing machines.
The wear resistance of table 1, dry film of the present invention
| Thickness (micron) | Average wear resistance (rice/micron) | Frictional coefficient |
| 20～69 | 4943 | 0.14～0.17 |
Test conditions: 444.9 newton that load, speed 2.5 meter per seconds
Table 2 has been enumerated the wear resistance of dry film of the present invention under RFT-III rub(bing)test aircraft measurements to-and-fro movement form.
Table 3 is the high temperature anti-friction of dry film of the present invention, and by table 3 result as can be known, the present invention not only has very high wear resistance under atmosphere at room temperature, and at high temperature, still has goodish result.Along with the rising of temperature, the wear resistance of dry film reduces, even temperature is raised to 300 ℃, dry film still has certain wear resistance.
* test conditions: 39.2 newton that load, speed 1.18 meter per seconds, 2 MPas.
Table 4 is dry film of the present invention dynamic and static frictional coefficient under low speed, light load, reduce by the increase of polytetrafluoroethylene content in its dynamic and static The friction coefficient dry film of presentation of results of table 4, dynamic and static frictional coefficient phase difference is little, show the present invention under the light load low-speed conditions, have good anti-stick-slip effect.
The dynamic and static frictional coefficient * of table 4, dry film of the present invention
| The dry-film lubricant sample | Kinetic friction coefficient (μ k) | Static friction coefficient (μ s) |
| 1 | 0.087 | 0.105 |
| 2 | 0.058 | 0.062 |
| 3 | 0.052 | 0.059 |
| 4 | 0.046 | 0.055 |
* in 1 to 4 sample, polytetrafluoroethylene content increases gradually.
Table 5 is the contact angle of dry film of the present invention and water, finds out that by table the contact angle of dry film of the present invention and water and pure tetrafluoroethylene difference are little, illustrates that dry film of the present invention has good Abherent.
Fig. 1 is dry film solidification value of the present invention and timing relationship, ordinate zou be temperature (℃), X-coordinate be the time (hour), as seen dry film solidification value a wider range, from 205 ℃ in 320 ℃, use different set times, can make the dry film completion of cure and obtain the stationary value of dry film wear resistance.
With the test block that scribbles dry film static immersing five months in the RP-1 aviation kerosene, watch surface imperfection such as the dry film surface bubbling do not occur, comes off, variable color after the taking-up.Estimated the wear resistance of soaking the back dry film on the TIMKEN frictional testing machines, structure shows that the wear resistance of soaking the back dry film does not reduce.Under the oil dripping condition (RP-3 aviation kerosene), there is being the wear resistance in the presence of the oil to estimate the wear resistance of dry film very high (5.18 * 10 to dry film
4Rice/micron), frictional coefficient also very low (0.021-0.035).
Dry film of the present invention has very high wear resistance under room temperature-250 ℃, good anti-friction, belong in, long lifetime of using under the low load condition, the wear-resistant type dry film.Can be used as flat guide, plane sliding bearing, the lubricating and wear-resisting coating of sliding friction parts such as office machinery such as type-writer, duplicating machine, textile manufacturing machine, household appliances, slide rail, rotation axis, dynamic seal can reduce friction, reduces the wearing and tearing of component.Dry film of the present invention dynamic and static frictional coefficient under low speed is low, is suitable for doing anti-ly creeping (stick-slip effect) with lubricator, and as the mechanical part that turns round under at low speed, the to-and-fro movement component, instrument, guide rail are with lubricated dry film etc.The present invention under the moderate duty condition and aviation kerosene be used, can obtain good lubricating effect, reduce parts depreciation in run-in period, reduce friction or shorten run-in period.
But the dry-film lubricant coated is on metal substrate, as steel, aluminium alloy, steel alloy, stainless steel etc., before spraying, need be done corresponding surface treatment by the ground of the metal of coated, steel, steel alloy carry out phosphatization or sandblasting, aluminium alloy carries out anodizing, and stainless steel can carry out sandblast or not deal with.
The present invention compares with prior art, has outstanding characteristics and obvious improvement:
1, resistant of high or low temperature is good, and fabulous anti-friction is arranged in wide temperature range, under underload and 250 ℃ of temperature, but life-time service, top temperature can reach 300 ℃.
2, have good anti-adhesion effects and certain Abherent.
3, solidification value wide ranges can be used on wide variety of substrates.
4, soak through kerosene, coating performance is constant substantially.
The concrete prescription of the present invention is realized by embodiment:
Example 1 anti-wear additive is selected PbO for use, the volumn concentration of each component is in the mixed solvent: N-Methyl pyrrolidone 40, dimethyl formamide 20, hexone 30, ethylene glycol ethyl ether 10, concrete prescription is listed in table 6, and the A in the table, B, C, D, E are respectively polyamide-imide resin, tetrafluoroethylene, PbO, modified organic silicone resin and mixture.
Example 2 anti-wear additives are selected Pb for use
3O
4, the volume content of each component is with example 1 in the blend solvent, and it is Pb that concrete prescription is listed in table 7(C
3O
4):
Example 3 anti-wear additives are selected fluorographite for use, and other condition is with example 1, and it is fluorographite that concrete prescription is listed in table 8(C).
Example 4 anti-wear additives are selected molybdenumdisulphide for use, and other condition is with example 1, and it is molybdenumdisulphide that concrete prescription is listed in table 9(C).
Claims (7)
1, a kind of dry-film lubricant is suitable as slip coating, it is characterized in that prescription (weight percentage) is:
Polyamide-imide resin 39-50
Tetrafluoroethylene 2.5-12
Anti-wear additive 1-14
Modified organic silicone resin 0.1-0.3
Surplus is mixed solvent (N-Methyl pyrrolidone, dimethyl formamide, hexone, ethylene glycol, an alcoholic acid mixed solution).
2, dry-film lubricant as claimed in claim 1 is characterized in that anti-wear additive is metal oxide (PbO, Pb
3O
4, Cu
2O), metallic sulfide (PbS, WoS
2), fluorochemical (fluorographite, cerium fluoride).
3, dry-film lubricant as claimed in claim 2 is characterized in that anti-wear additive is PbO, Pb
3O
4, Cu
2O, fluorographite, molybdenumdisulphide.
4, dry-film lubricant as claimed in claim 1 is characterized in that polyamide-imide resin is the 1000-1100 centipoise 23 ℃ of following viscosity, amount of solid 16-18.5%(1h/200 ℃).
5, dry-film lubricant as claimed in claim 1 is characterized in that tetrafluoroethylene is through cobalt source (2.5-3.3) * 10
7The superfine white pressed powder of rad radiation treatment, particle diameter are the 1-5 micron.
6, dry-film lubricant as claimed in claim 1 is characterized in that each component volumn concentration is in the mixed solvent:
W-methyl-2-pyrrolidone 40-45
Dimethyl formamide 20
Hexone 30
Surplus is an ethylene glycol ethyl ether
7, the coating method of dry-film lubricant as claimed in claim 1 is characterized in that solidification value is 205～320 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91111389 CN1031801C (en) | 1991-12-31 | 1991-12-31 | Dry film lubricant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91111389 CN1031801C (en) | 1991-12-31 | 1991-12-31 | Dry film lubricant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1073968A true CN1073968A (en) | 1993-07-07 |
| CN1031801C CN1031801C (en) | 1996-05-15 |
Family
ID=4910620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91111389 Expired - Fee Related CN1031801C (en) | 1991-12-31 | 1991-12-31 | Dry film lubricant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1031801C (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1295308C (en) * | 2005-05-18 | 2007-01-17 | 安阳市天佑铁路材料科技有限责任公司 | Special oil for protecting screw of T type railway rail |
| CN1330722C (en) * | 2003-04-14 | 2007-08-08 | 株式会社丰田自动织机 | Coating compositon used in sliding component |
| CN100353059C (en) * | 2003-04-14 | 2007-12-05 | 株式会社丰田自动织机 | Compressor |
| CN101768500B (en) * | 2009-12-30 | 2012-12-05 | 山东久隆高分子材料有限公司 | Water-based solid lubricant |
| CN103060063A (en) * | 2012-12-16 | 2013-04-24 | 青岛研博电子有限公司 | Lubricant |
| CN103628058A (en) * | 2012-08-20 | 2014-03-12 | 嘉善申嘉科技有限公司 | Preparation method for high-wear resistance metal-based self-lubricating PTFE coating |
| CN103849311A (en) * | 2012-11-29 | 2014-06-11 | 中国科学院兰州化学物理研究所 | Method for preparing solid lubricant coating on copper base bearing bush |
| CN103849310A (en) * | 2012-11-29 | 2014-06-11 | 中国科学院兰州化学物理研究所 | Method for preparing solid lubricant coating on aluminum base bearing bush |
| CN104583348A (en) * | 2012-08-02 | 2015-04-29 | 道康宁东丽株式会社 | Coating composition containing polyamide-imide resin |
| CN106321635A (en) * | 2016-09-12 | 2017-01-11 | 中国科学院兰州化学物理研究所 | Low friction bearing shell of engine and fabrication method of low friction bearing shell |
| CN106916620A (en) * | 2017-02-28 | 2017-07-04 | 李记东 | A kind of solid lubricant for air bearing and preparation method thereof |
| CN107353968A (en) * | 2017-08-16 | 2017-11-17 | 李刚 | A kind of green lubrication agent |
| CN107400551A (en) * | 2017-08-16 | 2017-11-28 | 李刚 | A kind of environmental friendly lubricant |
| CN107418684A (en) * | 2017-08-16 | 2017-12-01 | 李刚 | A kind of lubricant |
| CN107868449A (en) * | 2017-11-21 | 2018-04-03 | 天津金发新材料有限公司 | A kind of low-density, antistatic, wear-resisting enhancing PA6/PS materials |
| CN111019738A (en) * | 2019-11-13 | 2020-04-17 | 北京交通大学 | A kind of preparation method of polymer-based bonded solid composite lubricating film |
| CN112048351A (en) * | 2020-09-15 | 2020-12-08 | 重庆常升里科技有限公司 | Anti-radiation high-temperature-resistant lubricating material and preparation method and application thereof |
| CN114891550A (en) * | 2022-04-29 | 2022-08-12 | 西安建筑科技大学 | Black phosphorus alkenyl solid lubricating coating for titanium alloy extrusion and preparation method thereof |
| CN115044404A (en) * | 2022-06-01 | 2022-09-13 | 大连科琳清洗化学有限公司 | Dry film lubricant and preparation method thereof |
| CN116731568A (en) * | 2023-07-12 | 2023-09-12 | 苏州市惠昌锯业有限公司 | Wear-resistant coating |
-
1991
- 1991-12-31 CN CN 91111389 patent/CN1031801C/en not_active Expired - Fee Related
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1330722C (en) * | 2003-04-14 | 2007-08-08 | 株式会社丰田自动织机 | Coating compositon used in sliding component |
| CN100353059C (en) * | 2003-04-14 | 2007-12-05 | 株式会社丰田自动织机 | Compressor |
| US7377754B2 (en) | 2003-04-14 | 2008-05-27 | Kabushiki Kaisha Toyota Jidoshokki | Compressor |
| US8097569B2 (en) | 2003-04-14 | 2012-01-17 | Kabushiki Kaisha Toyota Jidoshokki | Coating composition for use in sliding parts |
| CN1295308C (en) * | 2005-05-18 | 2007-01-17 | 安阳市天佑铁路材料科技有限责任公司 | Special oil for protecting screw of T type railway rail |
| CN101768500B (en) * | 2009-12-30 | 2012-12-05 | 山东久隆高分子材料有限公司 | Water-based solid lubricant |
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