CN105255147B - A kind of LED pendent lamp of good heat dissipation effect - Google Patents

A kind of LED pendent lamp of good heat dissipation effect Download PDF

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Publication number
CN105255147B
CN105255147B CN201510732956.5A CN201510732956A CN105255147B CN 105255147 B CN105255147 B CN 105255147B CN 201510732956 A CN201510732956 A CN 201510732956A CN 105255147 B CN105255147 B CN 105255147B
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China
Prior art keywords
heat dissipation
led
good heat
dissipation effect
radiator
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Application number
CN201510732956.5A
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Chinese (zh)
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CN105255147A (en
Inventor
马骏康
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Foshan Jincheng coating Co.,Ltd.
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Zhongshan Siwei Home Lighting Co Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • F21S8/063—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a rigid pendant, i.e. a pipe or rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
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    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • F21S8/061—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a non-rigid pendant, i.e. a cable, wire or chain
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
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    • F21S6/005—Lighting devices intended to be free-standing with a lamp housing maintained at a distance from the floor or ground via a support, e.g. standing lamp for ambient lighting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00—Lighting devices intended to be free-standing
    • F21S6/004—Lighting devices intended to be free-standing with a lamp housing in direct contact with the floor or ground
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
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    • F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
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    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
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    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/081—Lighting devices intended for fixed installation with a standard of low-built type, e.g. landscape light
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    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
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    • F21S8/00—Lighting devices intended for fixed installation
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    • F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • F21S8/065—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension multi-branched, e.g. a chandelier
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
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    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
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    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/104—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/0015—Fastening arrangements intended to retain light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/0015—Fastening arrangements intended to retain light sources
    • F21V19/0025—Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • F21V21/104—Pendants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
    • F21V3/062—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
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Abstract

The invention discloses the LED pendent lamp of a kind of good heat dissipation effect, include bottom, it is provided with arm in described bottom upper end, described arm is provided with lamp holder, described lamp holder is provided with LED light source, it is provided with lampshade outside described lamp holder, described arm is provided with linking arm, described linking arm is connected with ceiling by hanging clock, described LED light source includes lamp holder, it is arranged over radiator at described lamp holder, driving element it is provided with in described radiator, it is provided with aluminium base in described radiator upper end, described aluminium base is provided with LED component, described aluminium base outer wall is provided with thermal dispersant coatings, connect in described radiator upper end and have bulb, described bulb by impact-resistant makrolon material make.The invention aims to overcome weak point of the prior art, it is provided that a kind of reasonable mixture ratio, good heat dissipation effect is long for service life, the LED of bulb strong shock resistance.

Description

A kind of LED pendent lamp of good heat dissipation effect
Technical field
The present invention relates to the LED pendent lamp of good heat dissipation effect.
Background technology
Existing LED pendent lamp, the heat that its illuminator produces cannot realize by force at small space Heat loss through convection processed, so the radiating effect of existing LED is relatively poor, thus has a strong impact on LED In the service life of lamp, its bulb of existing LED typically uses glass or acrylic etc Material makes, and its impact resistance is relatively poor, is easily damaged during transport or use.
Summary of the invention
The invention aims to overcome weak point of the prior art, it is provided that a kind of proportioning Rationally, good heat dissipation effect is long for service life, the LED of bulb strong shock resistance.
In order to achieve the above object, the present invention uses below scheme:
The LED pendent lamp of a kind of good heat dissipation effect, includes bottom, sets in described bottom upper end There is arm, described arm be provided with bulb socket, described bulb socket is provided with LED light source, Outside described bulb socket, it is provided with lampshade, described arm is provided with linking arm, described linking arm Being connected with ceiling by hanging clock, described LED light source includes lamp holder, at described lamp holder It is arranged over radiator, in described radiator, is provided with driving element, in described radiator upper end It is provided with aluminium base, described aluminium base is provided with LED component, on described aluminium base outer wall Be provided with thermal dispersant coatings, described radiator upper end connect have bulb, described bulb by impact resistance Makrolon material make, described impact-resistant makrolon material is made by the following method Standby:
Step A, the preparation of precast body: by weight, take fatty acid calcium 20-30 part, heating To 150-170 DEG C, it is subsequently adding silica powder 20-30 part, glass fibre 0.5-1 part, stirs Mix uniformly, after cooling, obtain modified powder；Again modified powder and polyethylene 10-20 part are existed Mixer just mixes, adds ethylene bis stearamide 5-10 part, haloflex 5-10 part, Mix after intensification, be cooled to room temperature, obtain precast body；
Step B, by the precast body in step A and Merlon 40-60 part, the double propylene of butanediol Acid esters 3-5 part, antioxidant 0.5-1 part, silane coupler 0.5-1 part, lubricant 0.5-1 part, Mix, obtain mixture；
Step C, mixture is sent into extruding pelletization in double screw extruder,.
Silane coupler of the present invention is KH-550, the one in KH-560, KH-570. Described antioxidant is antioxidant 1010 or irgasfos 168.The length of described glass fibre It it is 10～500 microns.Double screw extruder extrusion temperature one district temperature 190～200 DEG C, Two district's temperature 200～210 DEG C, three district's temperature 220～230 DEG C, four district's temperature 210～ 230 DEG C, five district's temperature 230～240 DEG C, screw speed is 180～220rpm.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that described dissipates Hot coating includes following components by weight:
The preparation method of heat radiation coating of the present invention, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 1-4h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 20-60 minute, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 60-75 DEG C, and 900-1200r/min stirs 0.5-2 hour, Dispersion II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 30-50 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that described poly-carbon Acid esters type aqueous polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 100-120 DEG C, decompression distillation 0.5-1 hour, it is cooled to 75-85 DEG C, adds 300 weight portions 2,4-toluene di-isocyanate(TDI)s, vacuum dehydration 0.5-1 hour, it is passed through nitrogen, adds 450 weights Amount part enters to be reacted 2-3 hour at IPDI, 70-90 DEG C, adds 80-120 The acetone of weight portion, is cooled to 25-40 DEG C, adds in the triethylamine of 90-100 weight portion with anti- Answer 10-20 minute, add 30-50 weight portion 1-METHYLPYRROLIDONE, anti-at 60-65 DEG C Answer 0.5 hour, add 100 weight portion butanone and 156 weight portion BDOs, reaction 1-2 hour, add 800-900 parts by weight of deionized water and 70-80 weight portion trifluoroacetic acid, Dispersed with stirring is uniform,.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that also include The alundum (Al2O3) of 0.5-1 weight portion, the zirconium oxide of 0.1-1 weight portion.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that described consolidates Agent is isocyanates.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that dissipate described Hot body upper end is provided with draw-in groove, is provided with fixture block outside described aluminium base, and described fixture block is arranged on institute State in draw-in groove.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that dissipate described Hot body upper end is provided with slot, is provided with location hook groove in described slot, at described lamp Bubble lower end is provided with grafting bullet block, is provided with location connecting portion outside described grafting bullet block, described slotting Connect bullet block to be plugged in slot so that bulb is fixed on radiator, in described bulb lower end Side is provided with the pressure contact portion that can be fixed on radiator by aluminium base.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that dissipate described Hot body outer wall is provided with some fin.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that described LED component includes pcb board, is provided with LED chip on described pcb board.
The LED pendent lamp of a kind of good heat dissipation effect as above, it is characterised in that at described lamp Being provided with engaging lug in the middle part of arm, described linking arm lower end is connected on described engaging lug, hangs described Clock is provided with connection hanger, and described linking arm upper end is connected on described connection hanger.
In sum, relative to prior art, it provides the benefit that the present invention:
The good heat dissipation effect of thermal dispersant coatings in the present invention, so that the heat that LED component sends Amount can be greatly improved heat exchanger effectiveness in small space, improves running environment.Effectively extend The service life of LED.
Carbon nanotube chemical stable performance in the present invention, has the strongest stability, corrosion resistance, Coated article can be protected, increase its service life.
In the present invention polycarbonate waterborne polyurethane latex film have excellent hot strength and Elongation at break, has the hydrolytic stability of excellence.
LED lamp structure of the present invention is simple, and easy for installation, good heat dissipation effect, service life is long.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention；
Fig. 2 is the generalized section of LED light source in the present invention；
Fig. 3 is the enlarged drawing in Fig. 2 at A.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the invention will be further described:
As shown in Figures 1 to 3, the LED pendent lamp of a kind of good heat dissipation effect, include bottom 100, It is provided with arm 101 in described bottom 100 upper end, described arm 101 is provided with bulb socket 102, described bulb socket 102 is provided with LED light source, sets outside described bulb socket 102 Having lampshade 103, be provided with linking arm 104 on described arm 101, described linking arm 104 leads to Crossing and hang clock 105 and be connected with ceiling, described LED light source 1000 includes lamp holder 1, Described lamp holder 1 is arranged over radiator 2, is provided with driving element in described radiator 2, Described radiator 2 upper end is provided with aluminium base 3, is provided with LED component 4 on described aluminium base 3, Being provided with thermal dispersant coatings 5 on described aluminium base 3 outer wall, connecting in described radiator 2 upper end has Bulb 6, described bulb 6 by impact-resistant makrolon material make, described impact resistance Makrolon material be prepared by the following method:
Step A, the preparation of precast body: by weight, take fatty acid calcium 20-30 part, heating To 150-170 DEG C, it is subsequently adding silica powder 20-30 part, glass fibre 0.5-1 part, stirs Mix uniformly, after cooling, obtain modified powder；Again modified powder and polyethylene 10-20 part are existed Mixer just mixes, adds ethylene bis stearamide 5-10 part, haloflex 5-10 part, Mix after intensification, be cooled to room temperature, obtain precast body；
Step B, by the precast body in step A and Merlon 40-60 part, the double propylene of butanediol Acid esters 3-5 part, antioxidant 0.5-1 part, silane coupler 0.5-1 part, lubricant 0.5-1 part, Mix, obtain mixture；
Step C, mixture is sent into extruding pelletization in double screw extruder,.
Heretofore described thermal dispersant coatings 5 includes following components by weight:
Described polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 100-120 DEG C, decompression distillation 0.5-1 hour, it is cooled to 75-85 DEG C, adds 300 weight portions 2,4-toluene di-isocyanate(TDI)s, vacuum dehydration 0.5-1 hour, it is passed through nitrogen, adds 450 weights Amount part enters to be reacted 2-3 hour at IPDI, 70-90 DEG C, adds 80-120 The acetone of weight portion, is cooled to 25-40 DEG C, adds in the triethylamine of 90-100 weight portion with anti- Answer 10-20 minute, add 30-50 weight portion 1-METHYLPYRROLIDONE, anti-at 60-65 DEG C Answer 0.5 hour, add 100 weight portion butanone and 156 weight portion BDOs, reaction 1-2 hour, add 800-900 parts by weight of deionized water and 70-80 weight portion trifluoroacetic acid, Dispersed with stirring is uniform,.
The present invention also includes the alundum (Al2O3) of 0.5-1 weight portion, 0.1-1 weight portion Zirconium oxide.
Described curing agent is isocyanates.
The present invention is provided with draw-in groove 7 in described radiator 2 upper end, outside described aluminium base 3 Being provided with fixture block 8, described fixture block 8 is arranged in described draw-in groove 7.
The present invention is provided with slot in described radiator 2 upper end, is provided with in described slot It is provided with location hook groove, is provided with grafting bullet block 10 in described bulb 6 lower end, at described grafting bullet Be provided with location connecting portion outside block 10, described grafting bullet block 10 be plugged in slot so that Bulb 6 is fixed on radiator 2.Being provided with at described bulb 6 lower end inside can be by solid for aluminium base 3 The pressure contact portion 11 being scheduled on radiator 2.The present invention is provided with on described radiator 2 outer wall Some fin.LED component 4 of the present invention includes pcb board, at described PCB Plate is provided with LED chip.
The present invention is provided with in the middle part of described arm 101 engaging lug 106, described linking arm 104 Lower end is connected on described engaging lug 106, is provided with connection hanger 107 at the described clock 105 that hangs, Described linking arm 104 upper end is connected on described connection hanger 107.
Embodiment 1
The preparation method of the impact-resistant Merlon of the present invention, comprises the steps:
1st step, the preparation of precast body: take fatty acid calcium 20Kg, be heated to 150 DEG C, then Add silica powder 20Kg, glass fibre 0.5Kg, stir, after cooling, obtain Modified powder；Again modified powder is just mixed with polyethylene 10Kg in mixer, add second Support bis-stearamides 5Kg, haloflex 5Kg, mix after intensification, be cooled to room temperature, Obtaining precast body, the length of described glass fibre is 10～500 microns；
2nd step, by precast body, Merlon 40Kg, butanediol double methacrylate 3Kg, anti- Oxygen agent 0.5Kg, Silane coupling reagent KH-570 0.5Kg, lubricant 0.5Kg, mix, To mixture；Described antioxidant is antioxidant 1010；
3rd step, mixture is sent into extruding pelletization in double screw extruder, twin-screw Extruder extrusion temperature one district temperature 190 DEG C, two district's temperature 200 DEG C, three district's temperature 220 DEG C, Four district's temperature 210 DEG C, five district's temperature 230 DEG C, screw speed is 180rpm.
Embodiment 2
The preparation method of the impact-resistant Merlon of the present invention, comprises the steps:
1st step, the preparation of precast body: take fatty acid calcium 30Kg, be heated to 170 DEG C, then Add silica powder 30Kg, glass fibre 1Kg, stir, after cooling, changed Property powder；Again modified powder is just mixed with polyethylene 20Kg in mixer, add ethylene Bis-stearamides 10Kg, haloflex 10Kg, mix after intensification, be cooled to room temperature, Obtaining precast body, the length of described glass fibre is 10～500 microns；
2nd step, by precast body, Merlon 60Kg, butanediol double methacrylate 5Kg, anti- Oxygen agent 1Kg, Silane coupling reagent KH-570 1Kg, lubricant 1Kg, mix, mixed Thing；Described antioxidant is antioxidant 1010；
3rd step, mixture is sent into extruding pelletization in double screw extruder, twin-screw Extruder extrusion temperature one district temperature 190 DEG C, two district's temperature 200 DEG C, three district's temperature 220 DEG C, Four district's temperature 210 DEG C, five district's temperature 230 DEG C, screw speed is 180rpm.
Embodiment 3
The preparation method of the impact-resistant Merlon of the present invention, comprises the steps:
1st step, the preparation of precast body: take fatty acid calcium 25Kg, be heated to 160 DEG C, then Add silica powder 25Kg, glass fibre 0.8Kg, stir, after cooling, obtain Modified powder；Again modified powder is just mixed with polyethylene 15Kg in mixer, add second Support bis-stearamides 8Kg, haloflex 7Kg, mix after intensification, be cooled to room temperature, Obtaining precast body, the length of described glass fibre is 10～500 microns；
2nd step, by precast body, Merlon 50Kg, butanediol double methacrylate 4Kg, antioxidant 0.6Kg, Silane coupling reagent KH-570 0.8Kg, lubricant 0.6Kg, mix, mixed Compound；Described antioxidant is antioxidant 1010；
3rd step, mixture is sent into extruding pelletization in double screw extruder, twin-screw Extruder extrusion temperature one district temperature 195 DEG C, two district's temperature 205 DEG C, three district's temperature 225 DEG C, Four district's temperature 220 DEG C, five district's temperature 235 DEG C, screw speed is 200rpm.
Reference examples 1
Difference with embodiment 3 is: do not carry out the preparation of precast body, and glass fibre is the 2nd Step adds.
1st step, by Merlon 50Kg, butanediol double methacrylate 4Kg, antioxidant 0.6Kg, Silane coupling reagent KH-570 0.8Kg, lubricant 0.6Kg, glass fibre 15Kg, mix, Obtain mixture；Described antioxidant is antioxidant 1010, and the length of described glass fibre is 10～500 microns；
2nd step, mixture is sent into extruding pelletization in double screw extruder, twin-screw Extruder extrusion temperature one district temperature 195 DEG C, two district's temperature 205 DEG C, three district's temperature 225 DEG C, Four district's temperature 220 DEG C, five district's temperature 235 DEG C, screw speed is 200rpm.
Reference examples 2
Difference with embodiment 3 is: glass fibre adds in the 2nd step.
1st step, the preparation of precast body: take fatty acid calcium 25Kg, be heated to 160 DEG C, then Add silica powder 25Kg, stir, after cooling, obtain modified powder；Again by modification Powder and polyethylene 15Kg are the most mixed in mixer, add ethylene bis stearamide 8Kg, Haloflex 7Kg, mixes after intensification, is cooled to room temperature, obtains precast body；
2nd step, by precast body, Merlon 50Kg, butanediol double methacrylate 4Kg, anti- Oxygen agent 0.6Kg, Silane coupling reagent KH-570 0.8Kg, lubricant 0.6Kg, glass fibre 0.8Kg, Mix, obtain mixture；Described antioxidant is antioxidant 1010, described glass fibers The length of dimension is 10～500 microns；
3rd step, mixture is sent into extruding pelletization in double screw extruder, twin-screw Extruder extrusion temperature one district temperature 195 DEG C, two district's temperature 205 DEG C, three district's temperature 225 DEG C, Four district's temperature 220 DEG C, five district's temperature 235 DEG C, screw speed is 200rpm.
Reference examples 3
Difference with embodiment 3 is: do not add haloflex in the 1st step.
The preparation method of impact-resistant Merlon, comprises the steps:
1st step, the preparation of precast body: take fatty acid calcium 25Kg, be heated to 160 DEG C, then Add silica powder 25Kg, glass fibre 0.8Kg, stir, after cooling, obtain Modified powder；Again modified powder is just mixed with polyethylene 15Kg in mixer, add second Support bis-stearamides 8Kg, mixes after intensification, is cooled to room temperature, obtain precast body, institute The length of the glass fibre stated is 10～500 microns；
2nd step, by precast body, Merlon 50Kg, butanediol double methacrylate 4Kg, anti- Oxygen agent 0.6Kg, Silane coupling reagent KH-570 0.8Kg, lubricant 0.6Kg, mix, To mixture；Described antioxidant is antioxidant 1010；
3rd step, mixture is sent into extruding pelletization in double screw extruder, twin-screw Extruder extrusion temperature one district temperature 195 DEG C, two district's temperature 205 DEG C, three district's temperature 225 DEG C, Four district's temperature 220 DEG C, five district's temperature 235 DEG C, screw speed is 200rpm.
Performance test table 1
From table 1 it follows that Merlon provided by the present invention has good machinery by force Degree.Contrasted with reference examples 1 by embodiment it can be seen that by introduce precast body can be notable Ground improves hot strength；By embodiment and reference examples 2 it can be seen that by by glass fibre It is prepared in precast body the resistance to notch impact strength that can preferably improve polyester.Pass through embodiment With reference examples 3 it can be seen that heat change can be improved by introducing haloflex in precast body Shape temperature.
Embodiment 4
Thermal dispersant coatings of the present invention, includes following components by weight:
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 100 DEG C, decompression distillation 0.5 hour, it is cooled to 75 DEG C, adds 300 weight portions 2,4- Toluene di-isocyanate(TDI), vacuum dehydration 0.5 hour, it is passed through nitrogen, adds 450 weight portions and enter IPDI, reacts 2-3 hour at 70 DEG C, adds the acetone of 80 weight portions, It is cooled to 25 DEG C, adds in the triethylamine of 90 weight portions and react 10 minutes, adding 30 weights Amount part 1-METHYLPYRROLIDONE, reacts 0.5 hour at 60-65 DEG C, adds 100 weight portions Butanone and 156 weight portion BDOs, react 1-2 hour, adds 800 weight portions and goes Ionized water and 70 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 1h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 20 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 60 DEG C, and 900r/min stirs 0.5 hour, resulting dispersion system II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 30 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
Embodiment 5
Thermal dispersant coatings of the present invention, includes following components by weight:
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 120 DEG C, decompression distillation 0.5-1 hour, it is cooled to 85 DEG C, adds 300 weight portions 2,4- Toluene di-isocyanate(TDI), vacuum dehydration 1 hour, it is passed through nitrogen, adds 450 weight portions and enter IPDI, reacts 3 hours at 90 DEG C, adds the third of 120 weight portions Ketone, is cooled to 40 DEG C, adds in the triethylamine of 100 weight portions and reacts 20 minutes, adding Enter 50 weight portion 1-METHYLPYRROLIDONEs, react 0.5 hour at 60-65 DEG C, add 100 Weight portion butanone and 156 weight portion BDOs, react 1-2 hour, add 900 weights Amount part deionized water and 80 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 4h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 60 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 75 DEG C, and 900-1200r/min stirs 2 hours, resulting dispersion It is II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 50 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
Embodiment 6
Thermal dispersant coatings of the present invention, includes following components by weight:
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 120 DEG C, decompression distillation 0.6 hour, it is cooled to 75-85 DEG C, adds 300 weight portions 2,4- Toluene di-isocyanate(TDI), vacuum dehydration 0.5-1 hour, it is passed through nitrogen, adds 450 weight portions Enter IPDI, react 2.5 hours at 80 DEG C, add the third of 100 weight portions Ketone, is cooled to 30 DEG C, adds in the triethylamine of 95 weight portions and reacts 15 minutes, adding 40 weight portion 1-METHYLPYRROLIDONEs, react 0.5 hour at 62 DEG C, add 100 weight Part butanone and 156 weight portion BDOs, react 1.5 hours, add 850 weight portions Deionized water and 75 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 2h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 40 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 70 DEG C, and 1200r/min stirs 1 hour, resulting dispersion system II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 40 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
Embodiment 7
Thermal dispersant coatings of the present invention, includes following components by weight:
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 100 DEG C, decompression distillation 0.5 hour, it is cooled to 80 DEG C, adds 300 weight portions 2,4- Toluene di-isocyanate(TDI), vacuum dehydration 0.5 hour, it is passed through nitrogen, adds 450 weight portions and enter IPDI, reacts 2 hours at 80 DEG C, adds the acetone of 100 weight portions, It is cooled to 40 DEG C, adds in the triethylamine of 95 weight portions and react 20 minutes, adding 50 Weight portion 1-METHYLPYRROLIDONE, reacts 0.5 hour at 60 DEG C, adds 100 weight portions Butanone and 156 weight portion BDOs, react 1-2 hour, adds 900 weight portions and goes Ionized water and 70 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 1-4h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 60 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 60 DEG C, and 1200r/min stirs 1 hour, resulting dispersion system Ⅱ；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 30-50 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
Embodiment 8
Thermal dispersant coatings of the present invention, includes following components by weight:
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 120 DEG C, decompression distillation 1 hour, it is cooled to 85 DEG C, adds 300 weight portions 2,4-first Phenylene diisocyanate, vacuum dehydration 0.5 hour, it is passed through nitrogen, adds 450 weight portions and enter different Isophorone diisocyanate, reacts 2-3 hour at 70 DEG C, adds the acetone of 120 weight portions, It is cooled to 25 DEG C, adds in the triethylamine of 100 weight portions and react 20 minutes, adding 30 weight portion 1-METHYLPYRROLIDONEs, react 0.5 hour at 65 DEG C, add 100 weights Amount part butanone and 156 weight portion BDOs, react 1 hour, add 900 weight Part deionized water and 70 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 2h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 30 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 65 DEG C, and 900-1200r/min stirs 1 hour, resulting dispersion It is II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 30 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
Embodiment 9
Thermal dispersant coatings of the present invention, includes following components by weight:
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 120 DEG C, decompression distillation 0.6 hour, it is cooled to 75-85 DEG C, adds 300 weight portions 2,4- Toluene di-isocyanate(TDI), vacuum dehydration 0.5-1 hour, it is passed through nitrogen, adds 450 weight portions Enter IPDI, react 2.5 hours at 80 DEG C, add the third of 100 weight portions Ketone, is cooled to 30 DEG C, adds in the triethylamine of 95 weight portions and reacts 15 minutes, adding 40 weight portion 1-METHYLPYRROLIDONEs, react 0.5 hour at 62 DEG C, add 100 weight Part butanone and 156 weight portion BDOs, react 1.5 hours, add 850 weight portions Deionized water and 75 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 2h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 40 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 70 DEG C, and 1200r/min stirs 1 hour, resulting dispersion system II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 40 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
Embodiment 10
Thermal dispersant coatings of the present invention, includes following components by weight:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 120 DEG C, decompression distillation 0.5-1 hour, it is cooled to 85 DEG C, adds 300 weight portions 2,4- Toluene di-isocyanate(TDI), vacuum dehydration 1 hour, it is passed through nitrogen, adds 450 weight portions and enter IPDI, reacts 3 hours at 90 DEG C, adds the third of 120 weight portions Ketone, is cooled to 40 DEG C, adds in the triethylamine of 100 weight portions and reacts 20 minutes, adding Enter 50 weight portion 1-METHYLPYRROLIDONEs, react 0.5 hour at 60-65 DEG C, add 100 Weight portion butanone and 156 weight portion BDOs, react 1-2 hour, add 900 weights Amount part deionized water and 80 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The preparation method of described aqueous CNT heat radiation coating, comprises the following steps:
A, CNT is added the dense H that appropriate volume ratio is 3: 12SO4With dense HNO3Mixed In acid, 60 DEG C of acidifying 4h, clean to neutrality after reaction and are vacuum dried；
B, the CNT in step A and dispersant TNWDIS are added in acrylic acid ultrasonic Disperse 60 minutes, form dispersion I；
C, by polycarbonate waterborne polyurethane, epoxy resin modified acrylic resin, poly-carbon Acid esters, carborundum, be heated to 75 DEG C, and 900-1200r/min stirs 2 hours, resulting dispersion It is II；
D, by the dispersion I in step B and dispersion II mix and blend in step C Uniformly, then it is ground to 50 μm, is subsequently adding curing agent ultrasonic disperse uniformly.
The heat dispersion of heat radiation coating of the present invention is verified further by tests below:
Take 8 pieces of aluminium bases to mark respectively, plate 1, plate 2, plate 3, plate 4, plate 5, plate 6, plate 7, Plate 8；Wherein plate 1 is not coated with heat radiation coating, and plate 2-8 surface is coated with embodiment of the present invention 4-10 the most successively In heat radiation coating, after solidification, its performance is detected；Plate 1 to plate 8 is positioned over heating plate On, be sequentially adjusted in temperature 50 C, 80 DEG C, 100 DEG C, 150 DEG C, 200 DEG C, 250 DEG C, 300 DEG C, Every time after temperature adjustment, balance and within 60 minutes, be further continued for being heated to next temperature, utilize temperature measurer record Temperature, result is as shown in table 2, room temperature 25 DEG C.
Table 2
Can clearly show that from table 2 the aluminium base temperature scribbling heat radiation coating of the present invention is the lowest In being not coated with the aluminium base of thermal dispersant coatings, illustrate that thermal dispersant coatings of the present invention has good heat radiation effect Really.
The general principle of the present invention and principal character and the present invention have more than been shown and described Advantage.Skilled person will appreciate that of the industry, the present invention is not restricted to the described embodiments, The principle that the present invention is simply described described in above-described embodiment and specification, without departing from this On the premise of bright spirit and scope, the present invention also has various changes and modifications, these change and Improvement both falls within scope of the claimed invention.Claimed scope is by appended Claims and equivalent thereof define.

Claims (9)

  1. null1. the LED pendent lamp of a good heat dissipation effect，It is characterized in that: include bottom (100)，It is provided with arm (101) in described bottom (100) upper end，Described arm (101) is provided with bulb socket (102)，Described bulb socket (102) is provided with LED light source，It is provided with lampshade (103) in described bulb socket (102) outside，Described arm (101) is provided with linking arm (104)，Described linking arm (104) is connected with ceiling by hanging clock (105)，Described LED light source includes lamp holder (1)，It is arranged over radiator (2) at described lamp holder (1)，It is provided with driving element in described radiator (2)，It is provided with aluminium base (3) in described radiator (2) upper end，Described aluminium base (3) is provided with LED component (4)，Described aluminium base (3) outer wall is provided with thermal dispersant coatings (5)，Connect in described radiator (2) upper end and have bulb (6)，Described bulb (6) by impact-resistant makrolon material make，Described impact-resistant makrolon material is prepared by the following method:
    Step A, the preparation of precast body: by weight, take fatty acid calcium 20-30 part, be heated to 150-170 DEG C, is subsequently adding silica powder 20-30 part, glass fibre 0.5-1 part, stirs, after cooling, obtain modified powder；Again modified powder is just mixed with polyethylene 10-20 part in mixer, add ethylene bis stearamide 5-10 part, haloflex 5-10 part, mix after intensification, be cooled to room temperature, obtain precast body；
    Step B, by the precast body in step A and Merlon 40-60 part, butanediol double methacrylate 3-5 part, antioxidant 0.5-1 part, silane coupler 0.5-1 part, lubricant 0.5-1 part, mix, obtain mixture；
    Step C, mixture is sent into extruding pelletization in double screw extruder,；
    Described thermal dispersant coatings (5) includes following components by weight:
  2. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterised in that described polycarbonate waterborne polyurethane is prepared by the following method:
    nullThe PCDL of 1000 weight portions is added in the container of belt stirrer，It is warmed up to 100-120 DEG C，Decompression distillation 0.5-1 hour，It is cooled to 75-85 DEG C，Add 300 weight portions 2，4-toluene di-isocyanate(TDI)，Vacuum dehydration 0.5-1 hour，It is passed through nitrogen，Add 450 weight portion IPDIs，React 2-3 hour at 70-90 DEG C，Add the acetone of 80-120 weight portion，It is cooled to 25-40 DEG C，Add in the triethylamine of 90-100 weight portion and react 10-20 minute，Add 30-50 weight portion 1-METHYLPYRROLIDONE，React 0.5 hour at 60-65 DEG C，Add 100 weight portion butanone and 156 weight portions 1，4-butanediol，React 1-2 hour，Add 800-900 parts by weight of deionized water and 70-80 weight portion trifluoroacetic acid，Dispersed with stirring is uniform，?.
  3. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterised in that also include the alundum (Al2O3) of 0.5-1 weight portion, the zirconium oxide of 0.1-1 weight portion.
  4. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterised in that described curing agent is isocyanates.
  5. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterized in that being provided with draw-in groove (7) in described radiator (2) upper end, being provided with fixture block (8) in described aluminium base (3) outside, described fixture block (8) is arranged in described draw-in groove (7).
  6. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterized in that being provided with slot in described radiator (2) upper end, location hook groove it is provided with in described slot, it is provided with grafting bullet block (10) in described bulb (6) lower end, it is provided with location connecting portion in described grafting bullet block (10) outside, it is interior so that bulb (6) is fixed on radiator (2) that described grafting bullet block (10) is plugged on slot, the pressure contact portion (11) aluminium base (3) being fixed on radiator (2) it is provided with at described bulb (6) lower end inside.
  7. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterised in that be provided with some fin on described radiator (2) outer wall.
  8. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterised in that described LED component (4) includes pcb board, is provided with LED chip on described pcb board.
  9. The LED pendent lamp of a kind of good heat dissipation effect the most according to claim 1, it is characterized in that being provided with engaging lug (106) at described arm (101) middle part, described linking arm (104) lower end is connected on described engaging lug (106), being provided with connection hanger (107) at the described clock (105) that hangs, described linking arm (104) upper end is connected on described connection hanger (107).
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CN201410590799.4A CN104292795A (en) 2014-10-29 2014-10-29 Preparation method of impact resistant polycarbonate
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CN201410590799.4A Pending CN104292795A (en) 2014-10-29 2014-10-29 Preparation method of impact resistant polycarbonate
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CN201510728726.1A Pending CN105258046A (en) 2014-10-29 2015-10-29 American style pendant lamp assembly
CN201510728447.5A Pending CN105240744A (en) 2014-10-29 2015-10-29 American vintage wall lamp
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CN201510728054.4A Active CN105255139B (en) 2014-10-29 2015-10-29 Simple wall lamp
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