CN101180350A - Paint system and method of painting fiber reinforced polypropylene composite components - Google Patents
Paint system and method of painting fiber reinforced polypropylene composite components Download PDFInfo
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- CN101180350A CN101180350A CNA2006800173926A CN200680017392A CN101180350A CN 101180350 A CN101180350 A CN 101180350A CN A2006800173926 A CNA2006800173926 A CN A2006800173926A CN 200680017392 A CN200680017392 A CN 200680017392A CN 101180350 A CN101180350 A CN 101180350A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/08—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by flames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2201/00—Polymeric substrate or laminate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/14—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by electrical means
- B05D3/141—Plasma treatment
- B05D3/142—Pretreatment
- B05D3/144—Pretreatment of polymeric substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/53—Base coat plus clear coat type
Abstract
A fiber reinforced polypropylene composite door core module. The door core module includes a module plate molded from a composition comprising at least 30 wt% polypropylene based resin, from 10 to 60 wt% organic fiber, from 0 to 40 wt% inorganic filler, and optionally lubricant (typically present at from 0 to 0.1 wt%), based on the total weight of the composition, the module plate having at least a first side and a second side. A process for producing a door core module is also provided. The process includes the step of injection molding a composition to form the door core module, the door core module having a module plate having at least a first side and a second side, wherein the composition comprises at least 30 wt% polypropylene, from 10 to 60 wt% organic fiber, from 0 to 40 wt% inorganic filler, and from 0 to 0-.1 wt% lubricant, based on the total weight of the composition.
Description
Contriver: Arnold Lustiger
Jeffrey Valentage
The cross reference of related application
The application requires in the U.S. Patent Application Serial Number 11/387 of submission on March 23rd, 2006,190 right of priority, this U.S. Patent Application Serial Number 11/387,190 is U.S. Patent Application Serial Number 11/318 of submitting on December 23rd, 2005,363 part continuation application, this U.S. Patent Application Serial Number 11/318,363 is U.S. Patent Application Serial Number 11/301 of submitting on December 13rd, 2005,533 part continuation application, and require the rights and interests of the U.S. Provisional Application sequence number 60/681,609 of submission on May 17th, 2005.
Invention field
The present invention relates generally to by the paint system and method for painting spare of fibre-reinforced polypropene composition preparation and the manufacture method of analogue and this type of paint system and method for painting spare.
Background of invention
In recent years, the quality of car construction and the cost that described vehicle was made and operated in reduction have been made great efforts to improve.These effort are concentrated and are comprised reduction vehicle weight and fuel consumption.In the past, vehicle doorn generally includes body shell, with the inner casing of this body shell welding be installed in inside door decorative sheet on this inner casing.Inner casing and inside door decorative sheet form the inside door wall.This inner casing is equipped with built-in aperture, is used for window winder is incorporated into inner chamber between body shell and the inner casing.
Window winder is contained on the substrate usually in advance, then in the inner chamber with the door of this substrate arranged on described inner casing.Therefore, on main assembly line, vehicle is carried out the installation of the Men Jingzhong that window winder forms at the welding sheet material by shell and inner casing.Yet it is consuming time installing and regulate window winder by less built-in aperture, so that this number of assembling steps need be corresponding to the long time, therefore, causes the corresponding slower working speed of main assembly line.As can understanding, window winder is installed like this and its follow-up adjusting is labor-intensive, and only can be by finishing than those of skill in the art.
In recent years, for assembling and the quality control that promotes vehicle doorn mechanism, used body shell and doorframe and made door without controlling organization.What be installed separately is prototype board, and this prototype board has lifting mechanism for vehicle window glass mounted thereto, door bolt mechanism etc.Subsequently this prototype board is inserted in the door and also fix, and use decorative sheet to cover the internal surface of gained door assembly.Though this structure allows to control better the quality that is installed in the mechanism on the independent module plate, the structure of gained is still heavier and require in manufacturing processed this prototype board is assembled on the vehicle doorn and follow-up decorative sheet is assembled on this door.
Advised another approach, wherein use the decorative sheet that comprises enough strongtheners than inflexible, so that lifting mechanism for vehicle window glass, door bolt mechanism etc. directly can be installed on the decorative sheet, it is finished and directly is affixed on the external door member as sub-device.Therefore, this structure provides the two-piece type door structure, and wherein interior trim panel and relevant operational hardware comprise forms and its controlling organization, and bolt etc. can be used as single module and make and be affixed on the door in manufacturing processed subsequently.Though this structure can provide door assembly various elements quality control and reduce total cost, though with the existing structure that requires board mutually weight/power ratio decrease but still be slightly heavy.
In the molding of trolley part, adopted the injection-molded and injection/compression molding method of using various materials.Just attempting to make the more moulded plastic parts of high number in the automotive industry.As generally understanding, plastic components has the advantage of lightweight, corrosion-resistant and lower cost.
Polyolefine has limited application in engineering is used, this is owing to trading off between toughness and the rigidity.For example, polyethylene generally believes it is than flexible, but rigidity is low.Polypropylene shows opposite tendency usually, and promptly than rigidity, but toughness is low.
Introduced and solved some polypropene compositions of knowing of flexible.For example, be known that by adding rubber grain (or add in the reactor and produce impact copolymer, or add) and increase polyacrylic toughness by blend behind the reactor.Yet,, be to use this approach significantly to reduce rigidity though improved toughness.
Glass enhanced polypropylene composition is used for improving rigidity by introduction.Yet glass fibre has the tendency that ruptures in typical injection-moulding device, cause the toughness and the rigidity that reduce.In addition, glass enhanced goods have in the injection-molded tendency of warpage afterwards.
The another kind of known method of improving physical properties of polyolefms is the organic fibre strongthener.For example, in EP patent application 0397881, proposed the composition that then the mixture molding of gained prepared by with 100 weight part acrylic resins and 10-100 weight part trevira melting mixing, this trevira has the Fibre diameter of 1-10 DENIER, the staple length of 0.5-50mm and the fibre strength of 5-13g/d.In addition, Gray, Jr. wait people's U.S. Patent number 3,639,424 have proposed a kind of composition, and it comprises polymkeric substance such as polypropylene, with the homodisperse staple length fiber that accounts for the about at least 10wt% of said composition therein, this fiber is the man-made polymer, as poly-(ethylene glycol terephthalate) (PET) or poly-(1,4-cyclohexylidene dimethylene terephthalate).
Fibre-reinforced polypropene composition also is suggested in PCT publication WO 02/053629.More particularly, WO 02/053629 has proposed a kind of compounding of polymers thing, and it is included in the thermoplastic matrix and the length that have high workability in the melt process is the polymer fiber of 0.1mm-50mm.This compounding of polymers thing comprises the 0.5wt%-10wt% lubricant.
The various modifications of organic fibre enhanced polypropylene composition also are known.For example, improved boundary strength between synthetic organic fibre and the polyolefine as matrix component by maleic anhydride or acrylic acid modified polyolefine, it is considered to strengthen the mechanical property by its moulded parts that makes.
Other reference background document comprises PCT publication WO90/05164; EP patent application 0669372; People's such as Kadowaki U.S. Patent number 6,395,342; EP patent application 1075918; People's such as Yasukawa U.S. Patent number 5,145,891, people's such as Yasukawa U.S. Patent number 5,145,892; With EP patent 0232522.
People's such as Cadus U.S. Patent number 3,304,282 have proposed the preparation method of glass fibre enhanced high molecular weight thermoplastic, wherein this Plastic Resin is supplied with forcing machine or continuous kneader, introduce annular glass fibre in the melt and fragmentation therein, and discharge with this mixture homogenization with by die head.Glass fibre is supplied with the injection port or the venting port in forcing machine hopper downstream with annular rove form.
The U.S. Patent number 5,401,154 of Sargent has proposed the equipment making fibre-reinforced thermoplastic material and formed parts by this material.This equipment comprises forcing machine, and the latter has first opening for feed, is positioned at second opening for feed in this first opening for feed downstream, and outlet.First opening for feed at this compounding forcing machine is supplied with thermoplastic resin material, supplies with first fiber reinforced material at second opening for feed, and this forcing machine is discharged fused random fiber enhanced thermoplastic material at outlet of extruder.This fiber reinforced material can comprise the continuous tow that is formed by many monfil.Disclosed fiber type comprises glass, carbon, graphite and Kevlar.
People's such as Schlarb U.S. Patent number 5,595,696 has proposed fiber composite plastics and preparation method thereof and has related in particular to the matrix material that comprises continuous fibre and plastic substrate.Fiber type comprises glass, carbon and natural fiber, and can supply with forcing machine with chopped fibres or continuous fibre form.Forcing machine is supplied with described continuous fibre in downstream at the resin feeding bucket.
People's such as Kadowaki U.S. Patent number 6,395,342 has proposed the dipping method of the polyolefinic pellet of preparation synthetic organic fibre enhanced.This method may further comprise the steps: exceed than polyolefine fusing point 40 ℃ or more as many as be lower than under the temperature of fusing point of synthetic organic fibre this polyolefine heating to form fused polyolefin; In 6 seconds, allow the enhancing that comprises this synthetic organic fibre pass this fused polyolefin continuously to form the fiber of polyolefine dipping with fiber; Cut into pellet with fiber with this polyolefine dipping.The organic fibre type comprises polyethylene terephthalate, polybutylene terephthalate, polyamide 6 and polyamide 66.
People's such as Scheuring U.S. Patent number 6,419,864 has proposed to prepare by mixed polymer in twin screw extruder, additive, filler and fiber the method for filling, modification and fibre-reinforced thermoplastics.In the fiber feed district that is positioned at fluoropolymer resin hopper downstream the continuous fibre rove is supplied with this twin screw extruder.Disclosed fiber type comprises glass and carbon.
The patent application serial numbers 11/318,363 that on December 23rd, 2005 submitted to has pointed out that it is the problem that runs into that the PET fiber is constantly infeeded the compounding forcing machine in the preparation process of polypropylene (PP)-PET fibre composite.Being used for polymkeric substance, filler and additive metering and being transported to the compounding process of extruding, be not effective carrying aspect pellet or the powder the heavy or oscillating feeder of yet effectively conventional meter carrying aspect the staple fibre simultaneously.Another problem that runs in the preparation process of PP-PET fibre composite is the PET fiber to be distributed to fully meanwhile still keep in the PP matrix because the favourable mechanical property that the introducing of PET fiber is given.More particularly, extruding the compounding screw configuration may influence the PET fiber in the intravital dispersion of PP base, and extrudes the compounding processing conditions and may not only influence the mechanical property of matrix polymer, and influences the mechanical property of PET fiber.The patent application serial numbers of submitting on December 23rd, 2,005 11/318,363 has proposed the solution of these problems.
U.S. Patent number 4,648,208 have proposed to have the automotive door of unit carrier, can pre-install built-in unit thereon, as window winder and window regulator.
U.S. Patent number 4,882,842 have proposed moudle type decorative sheet unit, and it has a prepackage accessory with interior trim panel, and this door comprises one or more machineries or electrical element.
U.S. Patent number 5,355,629 have proposed by three modules being linked together with the vehicle doorn that promotes that assembling process is assembled.
U.S. Patent Publication No. 2003/02118356 has proposed to comprise the door assembly of molding door-plate, and this molding door-plate has first side and second side.First side of this door-plate is suitable for the main cabin towards motor vehicle.The second lateral support toroid strongthener of this door-plate, snap close assembling and the assembling of lifting glass for vehicle window machine.The door assembly that is proposed allegedly is suitable for being connected with portion outdoors.
Although make progress in this area, still need the moudle type door assembly, it is lightweight, constructing moduleization but also therefore be easy in the making-up shop assembling also cheap not only.
Summary of the invention
Fibre-reinforced polypropylene composite material paint system and method for painting spare is provided.This paint system and method for painting spare comprises prototype board, this prototype board is made by the composition molding that comprises following material: in the gross weight of said composition, at least 30wt% polypropylene type resin, the 10-60wt% organic fibre, 0-40wt% mineral filler and non-essential lubricant (existing with 0-0.1wt% usually); This prototype board has first side and second side.
The preparation method of fibre-reinforced polypropylene composite material paint system and method for painting spare also is provided in yet another aspect.This method comprises composition injection-molded to form the step of paint system and method for painting spare, this paint system and method for painting spare has prototype board, this prototype board has first side and second side at least, wherein said composition comprises: in the gross weight of said composition, at least 30wt% polypropylene, 10-60wt% organic fibre, 0-40wt% mineral filler and non-essential lubricant (existing with 0-0.1wt% usually).
In a further aspect, the manufacture method of fibre-reinforced polypropylene composite material paint system and method for painting spare is provided, has may further comprise the steps: the about at least 25wt% melt flow rate (MFR) of general is that the about 1500g/10 of about 20-minute polypropylene type resin infeeds the twin screw extruder hopper; By launching continuously the about 40wt% organic fibre of about 5wt%-to be infeeded this twin screw extruder hopper from one or more spools; The about 60wt% mineral filler of about 10wt%-is infeeded twin screw extruder; Extrude this polypropylene type resin, organic fibre and mineral filler to form fibre-reinforced polypropylene composite material melt by this twin screw extruder; Should cool off to form solid-state fibre-reinforced polypropylene composite material by fibre-reinforced polypropylene composite material melt; Should fibre-reinforced polypropylene composite material injection-molded this paint system and method for painting spare has prototype board to form paint system and method for painting spare, and the latter has first side and second side.
Be surprisingly found out that, high quality matrix material paint system and method for painting spare can be by described fibre-reinforced polypropene composition preparation, gained sheet material has at least 300, and the modulus in flexure of 000psi also shows ductility in instrumentation (instrumented) shock test process.Especially surprisingly can use various polypropylene (being included in some polypropylene that are highly brittle under the situation that does not have fiber) to make this type of matrix material paint system and method for painting spare as body material.
Also be surprisingly found out that, can be by launching to enter the hopper of twin screw extruder and organic fibre is infeeded this twin screw compounding forcing machine from one or more spools continuously, prescind into 1/4 inch to 1 inch length to be formed for making the fibre-reinforced polypropylene type matrix material of high quality matrix material paint system and method for painting spare by this twin screw then.
Many advantages have been produced by matrix material paint system and method for painting spare disclosed herein and preparation method and thus obtained use/application.
For example, in the exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare shows improved instrumentation shock-resistance.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare shows improved modulus in flexure.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare does not break in instrumentation shock test process.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare display fibers in instrumentation shock test process is extracted and is not needed slip additive.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare is compared the higher heat-drawn wire of demonstration with rubber toughened polypropylene.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare is compared lower the flowing and the cross-flow thermal linear expansion coefficient of demonstration with rubber toughened polypropylene.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare shows the surface smoothness that can provide excellent.
In another exemplary of present disclosure, disclosed polypropylene fiber composite paint system and method for painting spare is shown as the necessary necessary stiffness characteristics of bearing carrier.
According to detailed description subsequently, especially when reading in conjunction with appended accompanying drawing, these and other advantage, feature and the attribute of the preparation method of disclosed fibre-reinforced polypropylene composite material paint system and method for painting spare and fibre-reinforced polypropylene composite material paint system and method for painting spare and their favourable application and/or purposes will become apparent.
The accompanying drawing summary
Fig. 1 is the assembling conceptual scheme of describing with first form of the fibre-reinforced polypropylene composite material paint system and method for painting spare shown in other conventional gate cell element;
Fig. 2 is the assembling conceptual scheme of describing with second form of the fibre-reinforced polypropylene composite material paint system and method for painting spare shown in other conventional gate cell element;
Fig. 3 shows the orthographic plan of door assembly of seeing the fibre-reinforced polypropylene composite material paint system and method for painting spare of Fig. 2 from vehicle inside;
Fig. 4 is the sectional view of demonstration along the door assembly of the fibre-reinforced polypropylene composite material paint system and method for painting spare of Fig. 3 center line 4-4;
Fig. 5 shows from vehicle inside to see partial plan layout according to the door assembly of the fibre-reinforced polypropylene composite material paint system and method for painting spare of Fig. 2-4, but wherein the electric motor driving window winder replaces artificial window winder;
Fig. 6 is the assembling conceptual scheme of describing with the 3rd form of the fibre-reinforced polypropylene composite material paint system and method for painting spare shown in other conventional gate cell element;
Fig. 7 is the assembling conceptual scheme with the 4th form of the fibre-reinforced polypropylene composite material paint system and method for painting spare shown in other conventional gate cell element;
Fig. 8 has described the illustrative diagram of the manufacture method of fibre-reinforced polypropylene composite material paint system and method for painting spare of the present invention;
Fig. 9 has described to be used to make the illustrative diagram of the twin screw extruder with fed downstream mouth of the fibre-reinforced polypropylene composite material of the present invention paint system and method for painting spare; With
Figure 10 has described to be used to make the illustrative diagram of the twin screw extruder screw configuration of fibre-reinforced polypropylene composite material paint system and method for painting spare of the present invention.
Detailed Description Of The Invention
Referring now to Fig. 1-10, wherein similarly numbering is used for parts like the representation class from start to finish.
Disclosed herein is fibre-reinforced polypropylene composite material paint system and method for painting spare and manufacture method thereof.This class matrix material vehicle paint system and method for painting spare that this paper considers has carried out describing prevailingly in Fig. 1-7.Under the situation of following vehicle doorn core spare, though the present invention relates to automotive door, can consider the use of other type, for example aircraft or ship door.The form of all considerations has total paint system and method for painting spare, it allows the important built-in unit parts of pre-assembled, as window winder (have or do not have window glass), and allows it under the situation that does not have actual vehicle to exist, and under the situation of automobile or truck, be independent of main assembly line at least.
With reference to Fig. 1, schematically show the door assembly 10 of vehicle.Fibre-reinforced polypropylene composite material paint system and method for painting spare 12 comprises the prototype board of being made by fibre-reinforced polypropylene composite material molding disclosed herein 24.This matrix material paint system and method for painting spare is pre-assembled and be equipped with window winder 13.This fibre-reinforced polypropylene composite material paint system and method for painting spare 12 is installed on the doorframe 14, this doorframe can adopt the crooked case profile of U-shaped, but owing to the performance of polypropylene composite material disclosed herein, with doorframe 14 form fibre-reinforced polypropylene composite material paint system and method for painting spare as a whole the formula molded parts also within the scope of the invention disclosed herein.Inside door decorative sheet (not shown) is affixed on the paint system and method for painting spare 12 in the usual way, or alternatively, is affixed on the doorframe 14, to form complete door assembly 10.
When fibre-reinforced polypropylene composite material paint system and method for painting spare 12 conducts form with doorframe 14 independent and isolating elements, can use fastening piece 16 as shown in Figure 1.On the opposite side of doorframe 14, fold and arrange body shell 16a by enclosing edge accordingly.Under the situation of the door with window frame 18, this window frame 18 can be fixed on the door assembly 10, for example is fixed on the doorframe 14.At last, window glass 20 can be inserted in the side guide 23 on this fibre-reinforced polypropylene composite material paint system and method for painting spare 12 and via below the track 22 that shakes on the window glass transverse edge be connected with window regulator 13.Before being connected of fibre-reinforced polypropylene composite material paint system and method for painting spare 12 and doorframe 14, carry out the insertion of forms 20, but other configuration is within the scope of the invention that this paper considers.
Fig. 2 shows the assembling conceptual scheme with second form of the fibre-reinforced polypropylene composite material paint system and method for painting spare 112 shown in other conventional gate cell element.Fig. 3-5 shows the detailed view of this door assembly 110.
As seen in Figure 4, fibre-reinforced polypropylene composite material paint system and method for painting spare 112 is made of prototype board 124, and prototype board 124 is made by fibre-reinforced polypropene composition molding disclosed herein.Prototype board 124 can be randomly at the sponge layer 126 that is equipped with foaming on the inboard of railway carriage.This foam layer 126 can be filled up or cover by fabric in the usual way.Preferably, and because the high-quality surface smooth finish that can reach with fibre-reinforced polypropylene composite material disclosed herein, the prototype board 124 of fibre-reinforced polypropylene composite material paint system and method for painting spare 112 can and can be equipped with attracting surface design by the color molding, as pebble grain, be used for directly being exposed to the main cabin of vehicle.
In the half area of fibre-reinforced polypropylene composite material paint system and method for painting spare 112, can provide map pocket 128; Along these map pocket 128 upwardly extending antethecas 130 and can cover with paint, lacquer, colour wash, etc. by the mode that is similar to prototype board 124.Fig. 4 shows doorframe 114 and body shell 116 simultaneously.Certainly, this prototype board 124 can be worked as when needing by comprising that reinforcement such as rib etc. strengthen.
The handle 142 of the prototype board 124 (Fig. 3 does not illustrate) of bolt 144 in Fig. 3 and 4 shows separately and is used for.Lock control stick 146 (Fig. 4 does not illustrate) is from the conventional door lock (not shown) of bolt 144 guiding.In order to guide this bar 146, there is guide rod element 148 (schematically illustrated) on the prototype board 124 in Fig. 3.
By the locking that visible scram button 150 among Fig. 2-3 is locked from vehicle interior side, this button is connected with this lock via the lock of second among Fig. 3 control stick.On the opposite end of bar 152, there is film (not shown) 154 via the pneumatic transfer switch 156 of plate (not shown) fixed.As can understanding, transfer switch 156 belongs to conventional central controlled lock system.
On the main assembly line with 114 assemblings of body shell 116 and doorframe before, fibre-reinforced polypropylene composite material paint system and method for painting spare 112 can be equipped with window winder, wherein can drive selection between the window winder (Fig. 5) at manual maneuvering window winder (Fig. 2-3) or electricity.These two kinds of window regulator types can have jointly by two wobbler arms 157 and 159 window winders of making and the liner that is used for the window glass 120 of siding track 123 (Fig. 3), this wobbler arm 157 and 159 links together at turning point 155, and this siding track 123 is formed on the prototype board 124.Approval is such as those skilled in the art, can adopt other conventional window winder.
Described window glass 120 also can be pre-assembled on the fibre-reinforced polypropylene composite material paint system and method for painting spare 112, because side guide 123 provides necessary support.At transverse edge 184 places of protruding vertically upward of prototype board 124, there is sealing member 186 (referring to Fig. 4) with two parallel stack sealing lips 188, the sealing lip is near the inboard of window glass 120, as routine.In this top cross fringe region, prototype board 124 is approximately box-shaped and curves inwardly, and can randomly be equipped with thick foam layer 190 as shock eliminator.
On the inboard of the box-shaped curve of monoblock type prototype board 124, there is hollow cylindrical structure 192, wherein inserted reinforced pipe 194, shown in Fig. 3 and/or 4.On the two ends of reinforced pipe 194, exist to have tubular slug insertion base member wherein, i.e. hinged end base member 196 in the pipe end of left side and the keyed end base member (not shown) in right-hand end respectively.This hinged end base member 196 can be for providing base as the door hinge shown in 200 among Fig. 2, and simultaneously, randomly, another angle steel (angle) can be used for connecting this two parts.When door is closed, so reinforced pipe 194 clamps and provides braking securely between A and B post, if so that have an accident, side direction or positive power are directly transferred to the A and the B post of the mechanically stable of vehicle body.
Shown in Fig. 3 and/or 4, in the lower rim zone of fibre-reinforced polypropylene composite material paint system and method for painting spare 112, also can provide reinforced pipe 224, it is correspondingly to form on the monoblock type prototype board 124 of tubular structure in map pocket 28 bottom sections.(left side among Fig. 3) inserts hinge base parts 226 once more on its that end near the A post.As shown in Figure 4, this reinforced pipe 224 also can be advantageously used for the conduit of cable.
On fibre-reinforced polypropylene composite material paint system and method for painting spare 112, other assembly of elements (not shown) can be installed, for example be used for window winder or be used for electric control element near the adjusting at seat.These electronic components can insert open corresponding recesses so that guarantee enough coolings.In addition, on fibre-reinforced polypropylene composite material paint system and method for painting spare 112, can place inlet lamp or interior light.
Advantageously, be independent of main assembly line, on auxiliary or prepackage distribution or randomly carry out the pre-assembled of fibre-reinforced polypropylene composite material paint system and method for painting spare 112 in different factories.In addition, also can leave main assembly line is connected to outer door shell 116 on the doorframe 114 independently.Can notice that doorframe 114 is by the special-shaped transverse slice 230 in top (Fig. 2) sealing.On the top of this transverse slice 230, there is seal lip 232 (Fig. 4) with window glass 120 outer side contacts.
Fibre-reinforced polypropylene composite material paint system and method for painting spare 112 can also be equipped with electricity and drive window winder 234, shown in the reduced form among Fig. 5.By roughly semicircular cog part 236 replacements, this window winder does not change up to arc cog section 172.Part visible auxiliary substrate in Fig. 5 (counter base plate) 244 is formed for the motor pinion 246 of geared motor 240 and doubles the two pedestal of cogwheel 242, forms the turning point of the wobbler arm 248 that has cog section 236 in addition.Auxiliary substrate 244 is guaranteed enough mechanical stabilities of gear.
Window regulator geared motor 240 inserts in the susceptor 250, and it is encapsulated this susceptor basically and this susceptor is formed in the prototype board 124.Geared motor 240 connects 254 by means of the screw that passes this electric motor peripheral flange and is affixed on the prototype board 124.Substrate 238 is set and it has center hole 256, thereby the respective bump 258 of prototype board 124 is penetrated into to form reliably in this circular hole 256 and connects after this substrate 238 is compressed on the prototype board 124.Substrate 238 has two foundation bolts, is used for the foundation bolt 262 and the foundation bolt 260 that is used to double cogwheel 242 of wobbler arm 248.The guide path 162 that is used for the lower end (not shown) of wobbler arm 266 does not change, and the side guide 123 of window glass 120 also is like this.
Fig. 6 is the assembling scheme of describing with the 3rd form of the fibre-reinforced polypropylene composite material paint system and method for painting spare shown in other conventional gate cell element, to form door assembly 310.With the parts of door those corresponding door assemblies 310 of 110 of Fig. 2-5 with similarly adding 200 reference numerals in each case,
Opposite with the door assembly 110 of the door assembly 10 of Fig. 1 or Fig. 2-5, door assembly 310 is basically in two parts, because body shell 316 directly is being installed under the situation that does not have middle doorframe on the fibre-reinforced polypropylene composite material paint system and method for painting spare 312, this fibre-reinforced polypropylene composite material paint system and method for painting spare 312 comprises the corresponding construction of doorframe, so paint system and method for painting spare 312 is corresponding with fibre-reinforced polypropylene composite material paint system and method for painting spare 112 at design aspect in addition.For example, with reference to the window winder 313 that is driven by hand-crank 376, but it also can be driven by the electric motor (not shown).Hinge base parts 396 and 326 also can insert in the reinforced pipe (not shown), can door assembly hinge 400 on this reinforced pipe.
Enclose edge 317 for what accept body shell 316, the prototype board 324 of fibre-reinforced polypropylene composite material paint system and method for painting spare 312 can be equipped with U-shaped and enclose pleat (peripheral fold) (seeing with cross section) 319.The sealing member (not shown) of enclosing edge 317 that comprises body shell 316 also can be inserted this and enclose pleat 319.In order to seal against the bottom transverse edge of the door 310 of car body, corresponding seal lip also can be positioned on the fibre-reinforced polypropylene composite material paint system and method for painting spare 312 in the usual way.
If after the assembling of door 310, for example in order to overhaul, the assembly of elements that can get on fibre-reinforced polypropylene composite material paint system and method for painting spare 312 outsides is necessary, then can be from body shell 316 this assembly of elements be taken out, because two parts 316 are connected by clip and/or rivet and/or by bolt each other separably with 312.
Referring now to Fig. 7, the assembling scheme with the 4th form of the fibre-reinforced polypropylene composite material paint system and method for painting spare shown in other conventional gate cell element is described, to form door assembly 410.With the parts of door those corresponding door assemblies 410 of 110 of Fig. 2-5 with identical 300 the reference numerals that adds in each case.Door assembly 410 is by constituting with lower member: body shell 416, doorframe 414, fibre-reinforced polypropylene composite material paint system and method for painting spare 412 (illustrating with two horizontal reinforced pipes 418), are mounted in window frame 422 and window glass 420 on the doorframe 414 at interior trim panel 480.
Fibre-reinforced polypropylene composite material paint system and method for painting spare 412 is part assemblings, promptly with transposition arm window winder 426 and side guide 428 assemblings that are used for window glass 420.Show fibre-reinforced polypropylene composite material paint system and method for painting spare 412 with simple rectangle prototype board 424, this prototype board 424 has centre strut 430, the swivel bearing of arm 436 that this centre strut serves as the swivel bearing of driving pinion 432 and supports the cog part 434 of window winder 426.Certainly, other configuration of fibre-reinforced polypropylene composite material paint system and method for painting spare 412 also be considered and within the scope of the present invention.
After wobbler track 454 on the lower rim that will be installed in window glass 420 is suspended on the arm 436 of window winder 426 and 440 the respective end and after window glass 420 is penetrated side guide 428 and after regulating, fibre-reinforced polypropylene composite material paint system and method for painting spare 412 can be for further processing and interior trim panel 480 assemblings, inserted reinforced pipe 418 in this interior trim panel 480, perhaps it can be assembled with doorframe 414, and this doorframe randomly or in advance provides or provides with body shell 416 after a while.
Perhaps, fibre-reinforced polypropylene composite material paint system and method for painting spare 412 can link together simultaneously with doorframe 414 (randomly with body shell 416) and decorative sheet 480, and by they are fixed to one another, for example fixes by inserting respective bolt.Before this number of assembling steps or during, if necessary, window frame 422 can be connected with doorframe 414.
For window frame 422 is installed, forked type fixed connecting part 456 is connected with the respective bump 458 of doorframe 414.For fastening, only anchor bolt must be inserted the corresponding hole that aligns pass interconnecting piece 456 and projection 458 fastening then they.
As shown, two reinforced pipes 418 are connected with door hinge 460 and connect via multi-angle cylinder lever connecting rod 462 respectively at their front end respectively.They are extending on the outside of doorframe 414 and are being sightless when door 410 assembles therefore respectively.This hinge 460 is arranged on the skirt shape part 464, and this skirt shape part 464 can laterally be protruded from the actual box-shaped profile of doorframe 414.They are rigidly connected by mode that does not illustrate and hinge 460.Bolt with interconnecting piece 414,412,480 at first inserts the hole of passing described cylinder lever connecting rod then, guarantees being rigidly connected between cylinder lever connecting rod 462 and the reinforced pipe 418 at last.
Interior trim panel 480 is equipped with door lock 466, this door lock is schematically illustrated by the empty profile among Fig. 7, after the assembling of parts 414,412 and 480, this interior trim panel 480 directly is connected with top reinforced pipe 418 by bolt, thus the formation of direct force bang path be from the door lock on the reveal face 466 or locking latches 468 via top reinforced pipe 418 and top cylinder lever connecting rod 462 to top hinge 460.The formation of another kind of such power bang path be from be arranged in second locking latches 470 under the locking latches 468 via bottom reinforced pipe 418 and bottom cylinder lever connecting rod 462 to lower gate hinge 460.
Must be pointed out that also interior trim panel 480 also can advantageously be made by fibre-reinforced polypropylene composite material, this matrix material advantageously provides low weight and high strength and stiffness, as following detailed description more fully.In addition, interior trim panel 480 can comprise the foam ornament through design on the inboard.In Fig. 7, see window regulator manual cranking 472, it is positioned at after the assembling of parts 412 and 480 on the axle of driving pinion 432.As routine, electric motor driving can be installed replace crank to drive.As can understanding, can make at later time point the decision of type of drive, because can designing, identical fibre-reinforced polypropylene composite material paint system and method for painting spare 412 is used for holding two kinds of driving mechanisms.
As can understanding, because the unique property of the fibre-reinforced polypropylene composite material that this paper considers, fibre-reinforced polypropylene composite material paint system and method for painting spare can randomly be in the same place with doorframe and exterior body slab integral ground molding.In this case, after the assembling of interior gating element, conventional decorative sheet can be affixed on it to form door assembly.Perhaps, single door assembly can adopt many less fibre-reinforced polypropylene composite material paint system and method for painting spares, for example, is used for the module and the module that is used to hold electrical element such as electric motor, lamp and/or loud speaker of window winder.These and other variant within the scope of the present invention.
Advantageously, the fibre-reinforced polypropylene composite material paint system and method for painting spare that this paper considers is made by the composition molding of the binding substances that comprises polypropylene mold base and organic fibre and mineral filler, it produces the paint system and method for painting spare of being made by the said composition molding in combination, this paint system and method for painting spare has at least 300, the modulus in flexure of 000psi and at instrumentation shock test (15mph,-29 ℃, the 25lbs) ductility in the process.Fibre-reinforced polypropylene composite material paint system and method for painting spare adopts polypropylene mold base polymkeric substance, and this matrix polymer advantageously has high melt flow rate (MFR) but do not sacrifice shock-resistance.In addition, fibre-reinforced polypropylene composite material paint system and method for painting spare disclosed herein does not break in instrumentation shock test process.
Fibre-reinforced polypropylene composite material paint system and method for painting spare disclosed herein has desirable rigidity (as by having at least 300, the modulus in flexure of 000psi is measured) and toughness (measuring as show ductility in instrumentation shock test process) simultaneously.The fibre-reinforced polypropylene composite material paint system and method for painting spare that this paper considers has at least 350,000psi or at least 370,000psi or at least 390,000psi or at least 400,000psi or at least 450, the modulus in flexure of 000psi.Still more particularly, this fibre-reinforced polypropylene composite material paint system and method for painting spare has at least 600,000psi or at least 800, the modulus in flexure of 000psi.Believe that also the weak interface between polypropylene matrix and the fiber helps extracting of fiber; And therefore can strengthen toughness.Therefore, the polypropylene that needn't add modification comes the bonding between fortifying fibre and the polypropylene matrix, may be favourable but be to use the polypropylene of modification to the bonding between reinforcing filler such as talcum or wollastonite and the matrix.In addition, in one embodiment, needn't add the interface that lubricant weakens between polypropylene and the fiber and extract with further fortifying fibre.Some embodiments do not show in instrumentation drop-dart impact test process yet breaks, and this has produced further advantage, promptly can not make nestle up that ballistic people stands may deleterious breakage.
Fibre-reinforced polypropylene composite material paint system and method for painting spare disclosed herein is formed by composition, said composition comprise in the gross weight of said composition at least the 30wt% polypropylene as matrix resin.In a specific embodiment, in the gross weight of said composition, this polypropylene with 30wt% at least or at least 35wt% at least 40wt% or at least 45wt% or at least the amount of 50wt% exist; Perhaps exist with the amount in the scope of the upper limit of the lower limit with 30wt% or 35wt% or 40wt% or 45wt% or 50wt% and 75wt% or 80wt%.In another embodiment, polypropylene exists with the amount of 25wt% at least.
Polypropylene as the matrix resin in the fibre-reinforced polypropylene composite material paint system and method for painting spare is not particularly limited and is selected from usually alfon, propylene-ethylene random copolymers, propylene-alpha-olefin random copolymers, propylene-based block copolymer, propylene impact copolymers and their combination.In a specific embodiment, polypropylene is an alfon.In another specific embodiment, polypropylene is a propylene impact copolymers, and in the gross weight of this impact copolymer, it comprises 78-95wt% homo-polypropylene and 5-22wt% ethylene-propylene rubber.In a particular aspects of this embodiment, this propylene impact copolymers comprises 90-95wt% homo-polypropylene and 5-10wt% ethylene-propylene rubber in the gross weight of this impact copolymer.
The polypropylene of matrix resin can have the melt flow rate (MFR) of the about 1500g/10min of about 20-.In a specific embodiment, the melt flow rate (MFR) of polypropylene matrix resin is greater than 100g/10min, more specifically more than or equal to 400g/10min.In another embodiment, the melt flow rate (MFR) of polypropylene matrix resin is about 1500g/10min.Higher melt flow rate (MFR) makes workability, output capacity and higher organic fibre and the load level of mineral filler be improved, and can influence modulus in flexure and shock-resistance sharply.
In a specific embodiment, the matrix polypropylene comprises the properties-correcting agent less than 0.1wt% in this polyacrylic gross weight.Typical properties-correcting agent comprises for example unsaturated carboxylic acid, as vinylformic acid, methacrylic acid, toxilic acid, methylene-succinic acid, fumaric acid or its ester, maleic anhydride, itaconic anhydride and their derivative.In another specific embodiment, the matrix polypropylene does not comprise properties-correcting agent.In another specific embodiment, polypropylene type polymkeric substance also comprise about 0.1wt% to less than about 10wt% by the polypropylene type polymkeric substance of grafting agent modification.Described grafting agent includes but not limited to vinylformic acid, methacrylic acid, toxilic acid, methylene-succinic acid, fumaric acid or its ester, maleic anhydride, itaconic anhydride and their combination.
Described polypropylene can further comprise additive generally known in the art, as dispersion agent, lubricant, fire retardant, antioxidant, static inhibitor, photostabilizer, UV light absorber, carbon black, nucleator, softening agent and tinting material such as dyestuff or pigment.The amount of additive (if existence) in polypropylene matrix is generally 0.1wt% or 0.5wt% or 2.5wt% to 7.5wt% or 10wt% in the gross weight of this matrix.The diffusion of additive in the course of processing can cause that a part of additive will be present in the fiber.
The present invention is not prepared the polyacrylic any specific polymerization process of matrix and is limited, and polymerization process as herein described is not limited by the reaction vessel of any particular type.For example, can use the method for any solution polymerization of knowing, slurry polymerization, mass polymerization, vapour phase polymerization and its combination to prepare the matrix polypropylene.In addition, the invention is not restricted to make polyacrylic any specific catalyst, and can for example comprise Z-N or metalloscene catalyst.
The composition of 10wt% organic fibre forms the fibre-reinforced polypropylene composite material paint system and method for painting spare that this paper considers by also generally including at least, in the gross weight of said composition.In a specific embodiment, in the gross weight of said composition, this fiber with 10wt% at least or at least 15wt% or at least the amount of 20wt% exist; Perhaps with at the lower limit with 10wt% or 15wt% or 20wt%, and the amount in the scope of the upper limit of 50wt% or 55wt% or 60wt% or 70wt% exists.In another embodiment, organic fibre exists to the amount of 40wt% at the most with 5wt% at least.
Polymkeric substance as fiber is not particularly limited and is selected from usually polyalkylene terephthalate, polyalkylene naphthalates, polymeric amide, polyolefine, polyacrylonitrile and their combination.In a specific embodiment, described fiber comprises the polymkeric substance that is selected from polyethylene terephthalate (PET), polybutylene terephthalate, polymeric amide and acrylic acid or the like resin.In another specific embodiment, described organic fibre comprises PET.
In one embodiment, described fiber is a monocomponent fibre.In another embodiment, described fiber is a multicomponent fibre, and wherein this fiber is formed by following method: wherein extrude at least two kinds of polymkeric substance and melt and spray or spinning forms a kind of fiber together from isolating forcing machine.Of this embodiment specific aspect in, the polymkeric substance that is used for multicomponent fibre is identical on substantially.Another of this embodiment specific aspect in, the polymkeric substance that is used for multicomponent fibre differs from one another.The configuration of this multicomponent fibre can be that for example skin/core pattern is arranged, parallel type is arranged, send type layout, Hai Bao island type layout or their variant.Fiber can also stretch strengthening mechanical property via orientation, and subsequently in the temperature that raises but anneal under the temperature less than crystalline melting point, shrinks and improves at elevated temperatures dimensional stability to reduce.
The length and the diameter that are used for the fiber of the fibre-reinforced polypropylene composite material paint system and method for painting spare that this paper considers are not particularly limited.In a specific embodiment, fiber has 1/4 inch length; Perhaps have 1/8 inch or 1/6 inch within the range having a lower limit of, on be limited to length in the scope of 1/3 inch or 1/2 inch.In another specific embodiment, the diameter of fiber within the range having a lower limit of 10 μ m and on be limited in the scope of 100 μ m.
Described fiber can further comprise additive generally known in the art, as dispersion agent, lubricant, fire retardant, antioxidant, static inhibitor, photostabilizer, UV light absorber, carbon black, nucleator, softening agent and tinting material such as dyestuff or pigment.
The fiber that is used for making fibre-reinforced polypropylene composite material paint system and method for painting spare disclosed herein is not limited by any special fiber form.For example, described fiber can be continuous filament yarn yarn, partially oriented yarn or staple fibre form.In another embodiment, described fiber can be continuous multifilament yarn fiber or continuous monofilament fiber.
The composition that is used for fibre-reinforced polypropylene composite material paint system and method for painting spare disclosed herein randomly comprises mineral filler, and in the gross weight of said composition, the amount of this mineral filler is 1wt% or 5wt% or 10wt% at least at least at least; Perhaps within the range having a lower limit of 0wt% or 1wt% or 5wt% or 10wt% or 15wt% and on be limited in the scope of 25wt% or 30wt% or 35wt% or 40wt%.In another embodiment, this mineral filler can be present in this polypropylene fiber composite with the about 60wt% of 10wt%-.In a specific embodiment, this mineral filler is selected from talcum, lime carbonate, calcium hydroxide, barium sulfate, mica, Calucium Silicate powder, clay, kaolin, silicon-dioxide, aluminum oxide, wollastonite, magnesiumcarbonate, magnesium hydroxide, magnesium oxysulfate (magnesium oxysulfate), titanium oxide, zinc oxide, zinc sulfate and their combination.Described talcum can have the about 100 microns size of about 1-.
At the preferred high aspect ratio talcum that uses of the composition of the fibre-reinforced polypropylene composite material paint system and method for painting spare that is used for this paper consideration.Though can use conventional microscopy by calculating aspect ratio with the steatitic median size divided by mean thickness, this is difficulty and tediously long technology.Be called " thin layer index (lamellarity index) " in useful especially index this area of aspect ratio, it is the ratio of particle size observed value.Therefore, this paper employed " high aspect ratio " talcum is meant that average thin layer index is more than or equal to about 4 or more than or equal to about 5 talcum.The talcum that is used for composition disclosed herein preferably has the specific surface area of at least 14 meters squared per gram.
In a specific embodiment, at the most approximately under the high talcum add-on of 60wt%, it is about at least 750 that polypropylene fiber composite shows, the modulus in flexure of 000psi and at instrumentation shock test (15mph,-29 ℃, 25lbs) do not show in the process and break.In another specific embodiment, under the low talcum add-on of 10wt%, it is about at least 325 that polypropylene fiber composite shows low, the modulus in flexure of 000psi and at instrumentation shock test (15mph,-29 ℃, 25lbs) do not show in the process and break.In addition, the wollastonite generation shock-resistance and the excellent combination of inflexible that in polypropylene fiber composite, add 5wt%-60wt%.
In another specific embodiment, comprise that melt flow rate (MFR) is the polypropylene type resin of 80-1500, the fibre-reinforced polypropene composition of 10-15wt% trevira and 50-60wt% mineral filler shows 850,000-1,200, the modulus in flexure of 000psi and not broken in instrumentation shock test (under-29 ℃, under 25 pounds and 15 miles per hours, testing) process.Described mineral filler is including, but not limited to talcum and wollastonite.This combination of rigidity and flexible is difficult to reach in polymer-based material.In addition, described fibre-reinforced polypropene composition has under 66psi the heat-drawn wire greater than 100 ℃, and is respectively 2.2 * 10
-5With 3.3 * 10
-5/ ℃ flow and the cross-flow thermal linear expansion coefficient.By contrast, rubber toughened polypropylene has 94.6 ℃ heat-drawn wire, and is respectively 10 * 10
-5With 18.6 * 10
-5/ ℃ flow and the cross-flow thermal expansivity.
The following manufacturing of described fibre-reinforced polypropylene composite material paint system and method for painting spare: form fibre-reinforced polypropene composition, then that said composition is injection-molded to form this paint system and method for painting spare.Any ad hoc approach that the present invention is not formed said composition limits.For example, can by being contacted with optional mineral filler, polypropylene, organic fibre form said composition by pultrusion compounding or any method of knowing of extruding compounding.In a specific embodiment, form said composition to extrude method of compounding.Of this embodiment specific aspect in, before adding the forcing machine hopper with described organic fibre cutting.Another of this embodiment specific aspect in, from one or more spools described organic fibre is directly infeeded the forcing machine hopper.
Referring now to Fig. 8, it shows an illustrative diagram of the manufacture method of the fibre-reinforced polypropylene composite material of the present invention paint system and method for painting spare.Infeed the forcing machine hopper 518 of twin screw compounding forcing machine 520 with polypropylene type resin 510, mineral filler 512 with from one or more spool 516 continuous unfolded organic fibres 514.Forcing machine hopper 518 is positioned at feed throat 519 tops of twin screw compounding forcing machine 520.Forcing machine hopper 518 can alternatively be equipped with the auger (not shown), is used for polypropylene type resin 510 and mineral filler 512 before the feed throat 519 that enters twin screw compounding forcing machine 520.In an optional embodiment, as shown in Figure 9, can be at the fed downstream mouth 527 (not shown) places of the extruder barrel 526 that is arranged in forcing machine hopper 518 downstreams, mineral filler 512 is added these twin screw compounding forcing machines 520, simultaneously will polypropylene type resin 510 and inorganic fibre 514 be metered into forcing machine hopper 518.
Referring again to Fig. 8,, be metered into polypropylene type resin 510 to forcing machine hopper 518 via feed system 530 in order accurately to control feed rate.Similarly, in order accurately to control feed rate, be metered into mineral filler 512 to forcing machine hopper 518 via feed system 532.Feed system 530,532 can be but be not limited to count heavy feed system or meter volume feed system.For control is accurately joining the polypropylene type resin 510 in the forcing machine hopper 518 and the weight percentage of mineral filler 512, the heavy feed system of meter is especially preferred.Organic fibre 514 is to the feed rate of forcing machine hopper 518 Combination Control by following aspect: extruder screw speed, the number of the fiber filament in given fibre reel and the thickness of every threads, and positive simultaneously to the number of forcing machine hopper 518 unfolded fibre reel 516.Extruder screw speed (measuring with rev/min (rpm)) is high more, and then the speed that organic fibre 514 is added twin screw compounding forcing machine 520 will be big more.To speed that the forcing machine hopper adds organic fibre 514 along with following condition increases: bigger long filament number in the single fibre reel 516 unfolded organic fibres 514, bigger long filament thickness, the number of the fibre reel 516 that unfolded is bigger just at the same time and the rotations per minute of forcing machine.
Described twin screw compounding forcing machine 520 comprises CD-ROM drive motor 522, wheel casing 524, is used to hold the extruder barrel 526 and the wire rod die head 528a of two screw rod (not shown)s.Extruder barrel 526 is segmented into many heating and temperature control district 528.As shown in Figure 8, extruder barrel 526 comprises ten temperature-controlled areas 528 altogether.Two screw rods in the extruder barrel 526 of twin screw compounding forcing machine 520 can be engagement or non-engagement, and can or press reverse direction rotation (reverse rotation) by same direction rotation (rotation in the same way).From processing, melt temperature must maintain on the melt temperature of polypropylene type resin 510, and far below the temperature of fusion of organic fibre 514, so that will be kept when sneaking into polypropylene type resin by the mechanical property that organic fibre is given.In an exemplary, when extruding PP homopolymer and PET fiber, the barrel zone temperature of forcing machine section is no more than 154 ℃, and this has produced greater than PP homopolymer fusing point but far below the melt temperature of PET fiber fusing point.In another exemplary, the barrel zone temperature of forcing machine section is arranged on 185 ℃ or lower.
The illustrative diagram that is used for making twin screw compounding forcing machine 520 screw configurations of fibre-reinforced polypropylene composite material is described at Figure 10.Feed throat 519 allows polypropylene type resin, organic fibre and mineral filler are introduced the intake zone of twin screw compounding forcing machine 520.Mineral filler can randomly add forcing machine 520 at fed downstream mouth 527.Twin screw 530 comprises the layout of the screw portion that interconnects, and this interconnection screw portion comprises delivery element 532 and kneading member 534.Kneading member 534 is used for making the fusion of polypropylene type resin, vertically is cut with organic fiber and polypropylene type melt, the organic fibre that prescinds and mineral filler are mixed to form even blend.More particularly, kneading member is used for organic fibre is broken into about 1/8 inch-about 1 inch staple length.A series of interconnection kneading members 534 also are called the kneading piece.People's such as Haring U.S. Patent number 4,824,256 (introducing for reference in full at this) discloses the co-rotating twin screw extruder with kneading member.The first part that is positioned at the kneading member 534 in feed throat downstream also is called the melting area of twin screw compounding forcing machine 520.Delivery element 532 is used for the conveying solid substance component, and the molten mixture of melt polypropylene type resin and downstream transport polypropylene type polymkeric substance, mineral filler and organic fibre is to the wire rod die head 528 (referring to Fig. 8) that is in direct draught.
The position of each screw portion of representing from the number of the initiating terminal 536 usefulness diameters (D) of extruder screw 530 also is described among Figure 10.Extruder screw among Figure 10 has 40/1 length-to-diameter ratio, and with the initiating terminal 536 of screw rod 530 at a distance of the position of 32D, arranged kneading member 534.The specific arrangements of kneading and transport portion is not limited to described in Figure 10 such, yet, can be arranged in the twin screw 530 at the point downstream place that organic fibre and mineral filler is introduced the place of extruder barrel by one or more kneading pieces of constituting of layout of interconnection kneading member 534.Twin screw 530 can have equal spiro rod length or unequal spiro rod length.The mixing section of other type also can be included in the twin screw 530, and it includes but not limited to Maddock mixing tank and peg type mixing tank.
Referring again to Fig. 8, the mixed uniformly fibre-reinforced polypropylene composite material melt-stoichiometry that will comprise polypropylene type polymkeric substance 510, mineral filler 512 and organic fibre 514 by extruder screw is to wire rod die head 528, to form one or more continuous wires 540 of fibre-reinforced polypropylene composite material melt.Allow these one or more continuous wires 540 feed water-baths 542 so that they are cooled to below the fusing point of fibre-reinforced polypropylene composite material melt then, thereby form solid fiber enhanced polypropylene matrix material wire rod 544.Usually with water-bath 542 coolings and control to well below the constant temperature of the fusing point of polypropylene type polymkeric substance.Then solid fiber enhanced polypropylene matrix material wire rod 544 is fed tablets press or prilling granulator 546, they are cut into fibre-reinforced polypropylene composite material resin 548, their linear measure is about 1/4 inch-about 1 inch.Can in container 550, collect this fibre-reinforced polypropylene composite material resin 548 then or alternatively be transported to feed bin, be used to be molded as fibre-reinforced polypropylene composite material paint system and method for painting spare of the present invention to store and to be transported to injection-molded production line 600 at last.
Utilize following non-limiting example to further specify the present invention and advantage thereof.
Test method
Under the pressure of 2300psi, all heating zone and notes mouth are 401 ℃ of injection-molded fibre-reinforced polypropene compositions described herein down, and wherein die temperature is 60 ℃.
Use ISO 178 standard programs that the injection-molded specimen by fibre-reinforced polypropene composition preparation described herein is produced the modulus in flexure data.
Use ASTM D3763 that the injection-molded specimen by fibre-reinforced polypropene composition preparation described herein is produced instrumentation shock test data.Ductility in instrumentation shock test (15mph ,-29 ℃, the test conditions of 25lbs) process is defined as not breaking of sample.
Embodiment
PP3505G is can be from ExxonMobil Chemical Company (Baytown, the alfon that is purchased Texas).The MFR of PP3505G (2.16kg, 230 ℃) is measured as 400g/10min according to ASTM D1238.
PP7805 is can be from ExxonMobil Chemical Company (Baytown, the 80 MFR propylene impact copolymers that Texas) are purchased.
PP8114 is the 22MFR propylene impact copolymers that comprises ethylene-propylene rubber and plastomer, and can (Baytown Texas) is purchased from ExxonMobil Chemical Company.
PP8224 is the 25 MFR propylene impact copolymers that comprise ethylene-propylene rubber and plastomer, and can (Baytown Texas) is purchased from ExxonMobil Chemical Company.
PO 1020 is the functionalized homopolymer polypropylenes of 430MFR maleic anhydride that comprise the 0.5-1.0wt% maleic anhydride.
Cimpact CB7 is the talcum of surface modification, and V3837 is the high aspect ratio talcum, and Jetfine700C is the high surface area talcum, can be from Luzenac America Inc. (Englewood, Colorado) acquisition.
Illustrative embodiment 1-8
In the Haake single screw extrusion machine under 175 ℃ with the PP3505G of difference amount and from Invista Corporation obtain 0.25 " long trevira mixes.The wire rod that leaves forcing machine is cut into 0.5, and " length and use Boy 50M ton injection molding machine are injected down at 205 ℃ and are molded onto in the mould that remains on 60 ℃.Injection pressure and nozzle pressing force are maintained 2300psi.According to the geometrical shape molding sample of ASTM D3763 and be used for (25lbs is under 15MPH, under-29 ℃) testing tool impact under the standard automobile condition of internal part.The total energy and the impact results that are absorbed in table 1, have been provided.
Table 1
| Embodiment # | wt％PP3505G | The wt% fiber | Total energy (ft-lbf) | The instrumentation |
| 1 | 65 | 35 | 8.6±1.1 | Ductility * |
| 2 | 70 | 30 | 9.3±0.6 | Ductility * |
| 3 | 75 | 25 | 6.2±1.2 | Ductility * |
| 4 | 80 | 20 | 5.1±1.2 | Ductility * |
| 5 | 85 | 15 | 3.0±0.3 | Ductility * |
| 6 | 90 | 10 | 2.1±0.2 | Ductility * |
| 7 | 95 | 5 | 0.4±0.1 | Fragility * * |
| 8 | 100 | 0 | ＜0.1 | Fragility * * * |
* embodiment 1-6: sample is not broken or split owing to impact, not from the fragment of sample.
* embodiment 7: owing to impact, the fragment of sample comes off.
* * embodiment 8: owing to impact, sample is fully broken.
Illustrative embodiment 9-14
In embodiment 9-11,0.25 " the long trevira mixing that in the Haake twin screw extruder, under 175 ℃, 35wt%PP7805,20wt%Cimpact CB7 talcum and 45wt% is obtained from Invista Corporation.The wire rod that leaves forcing machine is cut into 0.5, and " length and use Boy 50M ton injection molding machine are injected down at 205 ℃ and are molded onto in the mould that remains on 60 ℃.Injection pressure and nozzle pressing force are maintained 2300psi.Geometrical shape molding sample and testing tool impact according to ASTM D3763.In table 2, provide the total energy and the impact results that are absorbed.
In embodiment 12-14, with those identical conditions of embodiment 9-11 under extrude and injection-molded PP8114.In table 2, provide the total energy and the impact results that are absorbed.
Table 2
| Embodiment # | The energy of impact condition/apply | Total energy (ft-lbf) | The instrumentation Impulse Test Result |
| 35wt%PP7805 (70MFR), 20wt% talcum, 45wt% fiber | |||
| 9 | -29℃，15 MPH，25lbs/192 ft-lbf | 16.5 | Ductility * |
| 10 | -29℃，28 MPH，25lbs/653 ft-lbf | 14.2 | Ductility * |
| 11 | -29℃，21 MPH，58lbs/780 ft-lbf | 15.6 | Ductility * |
| 100wt％PP8114(22 MFR) | |||
| 12 | -29℃，15 MPH，25lbs/192 ft-lbf | 32.2 | Ductility * |
| 13 | -29℃，28 MPH，25lbs/653 ft-lbf | 2.0 | Fragility * * |
| 14 | -29℃，21 MPH，58lbs/780 ft-lbf | 1.7 | Fragility * * |
* embodiment 9-12: sample is not broken or split owing to impact, not from the fragment of sample.
* embodiment 13-14: sample is because impact grinding.
Illustrative embodiment 15-16
The Leistritz ZSE27 HP-60D 27mm twin screw extruder that had length-to-diameter ratio and be 40: 1 " is being located to be equipped with six pairs of kneading members and is being mediated piece to form at a distance of 12 with die head exit.The diameter of this die head is 1/4 ".Directly the tow of continuous 27,300 DENIER PET fibers is infeeded the hopper of forcing machine together with PP7805 and talcum from spool.Kneading member in forcing machine kneading piece is on the spot with the fiber fragmentation.Extrusion speed is 400 rev/mins, and the temperature of whole forcing machine remains on 190 ℃.With the similar condition of describing at embodiment 1-14 of those conditions under carry out injection-molded.The machinery of measure sample and physicals and in table 3, compare with machinery and the physicals of PP8224.
The instrumentation shock test shows, in these two embodiment, does not split or broken sign, does not have the fragment from sample.Finish in the test at the breach card, the fibre-reinforced PP7805 sample of PET is partly fracture only, and the PP8224 sample fully ruptures.
Table 3
| Test (method) | The fibre-reinforced PP7805 of embodiment 15 | Embodiment | 16 PP8224 |
| Modulus in flexure, Chord (ISO 178) | 525,190psi | 159,645psi | |
| Impact the energy 100lbs (ASTM D3763) under 5 MPH of ultimate load at the instrumentation under-30 ℃ | 6.8J | 27.5J | |
| Breach card under-40 ℃ is finished impact (ISO 179/1eA) | 52.4kJ/m 2 | 5.0kJ/m 2 | |
| Heat deflection temperature (HDT) under 0.45Mpa is on the edge (ISO 75) | 116.5℃ | 97.6℃ | |
| Thermal linear expansion coefficient, flows/cross-flow (ASTM E831) by-30 ℃ to 100 ℃ | 2.2/12.8(E-5/℃) | 10.0/18.6(E-5/℃) |
Illustrative embodiment 17-18
In embodiment 17-18, in the Haake twin screw extruder under 175 ℃ with 30wt%PP3505G or PP8224,15wt% from Invista Corporation obtain 0.25 " long trevira and 45wt%V3837 talcum mix.The wire rod that leaves forcing machine is cut into 0.5, and " length and use Boy 50M ton injection molding machine are injected down at 205 ℃ and are molded onto in the mould that remains on 60 ℃.Injection pressure and nozzle pressing force are maintained 2300psi.Geometrical shape molding sample and test modulus in flexure according to ASTM D3763.Modulus in flexure result provides in following table 4.
Table 4
| Embodiment | Polypropylene | Modulus in flexure, Chord, psi (ISO 178) | Impact the energy 25lbs (ASTM D3763) under 15MPH of ultimate load, ft-lb at the instrumentation under-30 ℃ |
| 17 | PP8224 | 433840 | 2 |
| 18 | PP3505 | 622195 | 2.9 |
Have the rubber toughened PP8114 matrix of PET fiber and steatitic and show the impact value lower than PP3505 homopolymer.This result is unexpected because under any impact bars part under all temperature independent rubber toughened matrix have more toughness more than independent lower molecular weight PP3505 homopolymer.In above-mentioned two embodiment, material does not show and breaks.
Illustrative embodiment 19-24
In embodiment 19-24,0.25 " long trevira and the mixing of 10-60wt%V3837 talcum that in the Haake twin screw extruder, under 175 ℃, 25-75wt%PP3505G, 15wt% is obtained from Invista Corporation.The wire rod that leaves forcing machine is cut into 0.5, and " length and use Boy 50M ton injection molding machine are injected down at 205 ℃ and are molded onto in the mould that remains on 60 ℃.Injection pressure and nozzle pressing force are maintained 2300psi.Geometrical shape molding sample and test modulus in flexure according to ASTM D3763.Modulus in flexure result provides in following table 5.
Table 5
| Embodiment | Talcum is formed | Modulus in flexure, Chord, psi (ISO 178) |
| 19 | 10％ | 273024 |
| 20 | 20％ | 413471 |
| 21 | 30％ | 583963 |
| 22 | 40％ | 715005 |
| 23 | 50％ | 1024394 |
| 24 | 60％ | 1117249 |
Notice that the following fact is important, in embodiment 19-24, sample does not show in drop weight test (29 ℃, 15 miles per hours, 25 pounds) and breaks.
Illustrative embodiment 25-26
In the Haake twin screw extruder at two kinds of materials of 175 ℃ of following moldings: a kind of 10%1/4 inch trevira, 35%PP3505 polypropylene and 60%V3837 talcum (embodiment 25) of comprising; Another kind comprises the polypropylene of 10%1/4 inch trevira, 25%PP3505 homopolymer polypropylene (embodiment 26), 10%PO 1020 modifications.Their injection moulds are moulded the wide slice-type tension specimen of standard A STM A3701/2 inch.Under tension force sample is tested, wherein the ratio of minimum load and ultimate load is 0.1, carries out under 70 and 80% flexural stress of maximum stress.
Table 6
| Arrive the percentage of the maximum stress of yield-point | Embodiment 25, the cycle index of fracture | Embodiment 26, the cycle index of fracture |
| 70 | 327 | 9848 |
| 80 | 30 | 63 |
The polypropylene that adds modification shows the fatigue lifetime that increases these materials.
Illustrative embodiment 27-29
Using length-to-diameter ratio in these trials is 40: 1 Leistritz 27mm co-rotating twin screw extruder.The process configurations of using as shown in Figure 8.The screw configuration that uses is described in Figure 10, and comprises the layout of conveying and kneading member.Talcum, polypropylene and PET fiber are all infeeded in the forcing machine hopper, the position of this hopper roughly with the starting end of extruder screw at a distance of two diameters (19 among Figure 10).By infeeding the fibrous bundle of 3100 threads and the PET fiber is infeeded the forcing machine hopper from a plurality of spools continuously, wherein every threads has roughly 7.1 DENIER.The diameter of every threads is 27 microns, and proportion is 1.38.
Move described twin screw extruder down at 603 rev/mins.Use two heavy feeders of meter, the PP7805 polypropylene is infeeded the forcing machine hopper, with 15 Pounds Per Hours speed CB 7 talcums are infeeded the forcing machine hopper simultaneously with 20 Pounds Per Hours speed.With 12 Pounds Per Hours the PET fiber is infeeded forcing machine, this is by screw speed and the domination of tow thickness.The extruder temperature of ten sections distributes: section 1-3 is 144 ℃, and section 4 is 133 ℃, and section 5 is 154 ℃, and section 6 is 135 ℃, and section 7-9 is 123 ℃, and section 10 is 134 ℃.The wire rod die diameter at outlet of extruder place is 1/4 inch.
In 8 feet long tanks with the extrudate quenching and be granulated to 1/2 inch length to form the PET/PP composite granule.Extrudate shows uniform diameter and can easily pass quench bath and can not rupture in water-bath or in instrumentation shock test process.Prepared PET/PP composite granule consist of 42.5wt%PP, 25.5wt%PET and 32wt% talcum.
The PET/PP composite resin of preparation is injection-molded and show following performance:
Table 7
Embodiment 27
Proportion 1.3
Tensile modulus, 23 ℃ of 541865 psi of Chor d @
Tensile modulus, 85 ℃ of 257810 psi of Chor d @
Modulus in flexure, 23 ℃ of 505035 psi of Chor d @
Modulus in flexure, 85 ℃ of 228375 psi of Chor d @
HDT @ 0.45 MPA 116.1℃
HDT @ 1.80 MPA 76.6℃
Instrumentation impacts @-30 ℃ of 12.9 J D**
* has the ductile failure of radial crack
In embodiment 28, use identical materials, composition and tooling, difference is for all extruder barrel sections extruder temperature to be increased to 175 ℃.All show fracture fully in the instrumentation shock test of this material under 23 ℃ and-30 ℃.Therefore, under 175 ℃ barrel temperature profile, the mechanical property of PET fiber is subjected to negative impact in extruding the compounding process, so that the PET/PP composite resin has poor instrumentation impact test properties.
In embodiment 29, fiber is infeeded in the hopper (527 among Figure 10) that is arranged in 14 diameter places, forcing machine downstream.In this case, the diameter of the extrudate of preparation is irregular and the fracture of average per minute is once when it passes the quenching water-bath.When supplying with the PET fibrous bundle continuously in the downstream of forcing machine hopper, the dispersion of PET in the PP matrix is subjected to negative impact so that can not makes uniform extrudate, thereby causes irregular diameter and extrudate fracture.
Illustrative embodiment 30
Use the forcing machine with same size and screw design the same with embodiment 27-29.All sections of forcing machine are heated to 180 ℃ at first.Make the heavy feeder of using tricks under 50 Pounds Per Hours, will infeed the forcing machine hopper then with Jetfine 700C and PO 1020 dry mixed PP 3505, the position of this forcing machine hopper roughly with the starting end of extruder screw at a distance of two diameters.By same hopper supply with DENIER be 7.1 and thickness be the trevira of 3100 threads.Screw speed with forcing machine is set to 596 rev/mins then, this cause feed rate be 12.1 pounds of fibers/hour.After obtaining uniform extrudate, all temperature sections are reduced to 120 ℃, and after reaching steady temperature with the extrudate granulation.The final composition of blend is 48%PP 3505,29.1%Jetfine 700 C, 8.6%PO 1020 and 14.3% trevira.
When all temperature sections with forcing machine are set to 120 ℃, that prepared PP composite resin is injection-molded and show following performance:
Table 8
Embodiment 30
Modulus in flexure, 23 ℃ of 467,932 psi of Chord @
Instrumentation impacts @-30 ℃ of 10.4 J D**
* has the ductile failure of radial crack
In another embodiment, the present invention relates to:
1. fibre-reinforced matrix material paint system and method for painting spare, described paint system and method for painting spare comprises prototype board, this prototype board is made by the composition molding that comprises following material: in the gross weight of said composition, at least 30wt% polypropylene type resin, the 10-60wt% organic fibre, 0-40wt% mineral filler and non-essential lubricant (existing with 0-0.1wt% usually); Described prototype board has first side and second side at least.
2. the fibre-reinforced matrix material paint system and method for painting spare of paragraph 1, wherein said polypropylene type resin is selected from homopolymer polypropylene, propylene-ethylene random copolymers, propylene-alpha-olefin random copolymers, propylene impact copolymers and their combination.
3. paragraph 1 or 2 fibre-reinforced matrix material paint system and method for painting spare, wherein said polypropylene type resin is that melt flow rate (MFR) is the about 1500g/10 of about 20-minute a homopolymer polypropylene.
4. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-3, wherein said polypropylene type resin also comprises about 0.1wt% extremely less than approximately 10wt% is by the polypropylene type polymkeric substance of grafting agent modification, and wherein said grafting agent is selected from vinylformic acid, methacrylic acid, toxilic acid, methylene-succinic acid, fumaric acid or their ester, maleic anhydride, itaconic anhydride and their combination.
5. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-4, wherein said lubricant is selected from silicone oil, silica gel, fatty amide, paraffin oil, paraffin and ester oil.
6. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-5, wherein said organic fibre is selected from polyalkylene terephthalate, polyalkylene naphthalates, polymeric amide, polyolefine, polyacrylonitrile and their combination.
7. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-6, wherein said mineral filler is selected from talcum, lime carbonate, calcium hydroxide, barium sulfate, mica, Calucium Silicate powder, clay, kaolin, silicon-dioxide, aluminum oxide, wollastonite, magnesiumcarbonate, magnesium hydroxide, titanium oxide, zinc oxide, zinc sulfate and their combination.
8. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-7, wherein said paint system and method for painting spare has the modulus in flexure of at least 300,000 psi and show ductility in instrumentation shock test process.
9. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-8 also comprises described first side that is installed in described prototype board or the window winder on described second side.
10. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-9 also comprises a pair of side guide that is used for receiver window glass.
11. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-10 is wherein Unitarily molded to described first side of described prototype board with doorframe.
12. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-11 is wherein Unitarily molded to described second side of described prototype board with interior trim panel.
13. each fibre-reinforced matrix material paint system and method for painting spare among the paragraph 1-11 is wherein Unitarily molded to described first side of described prototype board with body shell.
14. each fibre-reinforced matrix material paint system and method for painting spare also comprises a pair of reinforced pipe among the paragraph 1-13.
15. the preparation method of fibre-reinforced matrix material paint system and method for painting spare, this paint system and method for painting spare has prototype board, and this prototype board has first side and second side, and this method comprises a kind of composition injection-molded to form the step of this paint system and method for painting spare; Wherein said composition comprises: in the gross weight of said composition, and 30wt% polypropylene, 10-60wt% organic fibre, 0-40wt% mineral filler and non-essential lubricant (existing with 0-0.1wt% usually) at least.
16. the method for paragraph 15, wherein said paint system and method for painting spare have the modulus in flexure of at least 300,000 psi and show ductility in instrumentation shock test processes.
17. the method for paragraph 15 or 16 also comprises the step on first side of the Unitarily molded prototype board to this paint system and method for painting spare of doorframe.
18. the method for paragraph 15,16 or 17 also comprises the step on second side of the Unitarily molded prototype board to this paint system and method for painting spare of interior trim panel.
19. the method for paragraph 15,16,17 or 18 is further comprising the steps of:
(a) will be at least approximately the 25wt% melt flow rate (MFR) be that the about 1500g/10 of about 20-minute polypropylene type resin infeeds the twin screw extruder hopper;
(b) by launching continuously the about 40wt% organic fibre of about 5wt%-to be infeeded this twin screw extruder hopper from one or more spools;
(c) the about 60wt% mineral filler of about 10wt%-is infeeded twin screw extruder;
(d) extrude polypropylene type resin, organic fibre and mineral filler by this twin screw extruder, to form fibre-reinforced polypropylene composite material melt; With
(e) should cool off by fibre-reinforced polypropylene composite material melt, to form solid-state fibre-reinforced polypropylene composite material;
Wherein before described injection-molded step, carry out step (a)-(e).
20. the method for paragraph 19, the wherein said step that mineral filler is infeeded twin screw extruder also comprises: via the heavy feed system of meter this mineral filler is infeeded this twin screw extruder hopper or at the downstream inlet this mineral filler infeeded this twin screw extruder via the heavy feed system of meter.
All patents that this paper quotes, testing sequence and other file (comprising priority document) are consistent with the present invention and for reference at fully introducing on the degree of all authorities that allow this introducing in this publication.
Although described exemplary of the present invention in detail, be to be understood that it is apparent and easy to reach that various other that does not break away from spirit and scope of the invention revised those skilled in the art.Therefore, do not wish the embodiment that is subjected to listing in this appended claim and the restriction of explanation here, but think that claim comprises all features that belong to patent novelty of the present invention, comprise that affiliated those technician of field of the present invention think all features of their equivalent.
When a plurality of lower limits and a plurality of upper limit when this lists, the scope from arbitrary lower limit to arbitrary upper limit should be considered.
Claims (20)
1. fibre-reinforced matrix material paint system and method for painting spare, described paint system and method for painting spare comprises prototype board, this prototype board is made by the composition molding that comprises following material: in the gross weight of said composition, at least 30wt% polypropylene type resin, the 10-60wt% organic fibre, 0-40wt% mineral filler and non-essential lubricant; Described prototype board has first side and second side at least.
2. the fibre-reinforced matrix material paint system and method for painting spare of claim 1, wherein said polypropylene type resin is selected from homopolymer polypropylene, propylene-ethylene random copolymers, propylene-alpha-olefin random copolymers, propylene impact copolymers and their combination.
3. claim 1 or 2 fibre-reinforced matrix material paint system and method for painting spare, wherein said polypropylene type resin is that melt flow rate (MFR) is the about 1500g/10 of about 20-minute a homopolymer polypropylene.
4. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-3, wherein said polypropylene type resin also comprises about 0.1wt% extremely less than approximately 10wt% is by the polypropylene type polymkeric substance of grafting agent modification, and wherein said grafting agent is selected from vinylformic acid, methacrylic acid, toxilic acid, methylene-succinic acid, fumaric acid or their ester, maleic anhydride, itaconic anhydride and their combination.
5. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-4, wherein said lubricant is selected from silicone oil, silica gel, fatty amide, paraffin oil, paraffin and ester oil.
6. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-5, wherein said organic fibre is selected from polyalkylene terephthalate, polyalkylene naphthalates, polymeric amide, polyolefine, polyacrylonitrile and their combination.
7. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-6, wherein said mineral filler is selected from talcum, lime carbonate, calcium hydroxide, barium sulfate, mica, Calucium Silicate powder, clay, kaolin, silicon-dioxide, aluminum oxide, wollastonite, magnesiumcarbonate, magnesium hydroxide, titanium oxide, zinc oxide, zinc sulfate and their combination.
8. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-7, wherein said paint system and method for painting spare has at least 300, the modulus in flexure of 000psi and show ductility in instrumentation shock test process.
9. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-8 also comprises described first side that is installed in described prototype board or the window winder on described second side.
10. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-9 also comprises a pair of side guide that is used for receiver window glass.
11. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-10 is wherein Unitarily molded to described first side of described prototype board with doorframe.
12. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-11 is wherein Unitarily molded to described second side of described prototype board with interior trim panel.
13. each fibre-reinforced matrix material paint system and method for painting spare among the claim 1-11 is wherein Unitarily molded to described first side of described prototype board with body shell.
14. each fibre-reinforced matrix material paint system and method for painting spare also comprises a pair of reinforced pipe among the claim 1-13.
15. the preparation method of fibre-reinforced matrix material paint system and method for painting spare, this paint system and method for painting spare has prototype board, and this prototype board has first side and second side, and this method comprises a kind of composition injection-molded to form the step of this paint system and method for painting spare; Wherein said composition comprises: in the gross weight of said composition, and 30wt% polypropylene, 10-60wt% organic fibre, 0-40wt% mineral filler and non-essential lubricant at least.
16. the method for claim 15, wherein said paint system and method for painting spare has at least 300, the modulus in flexure of 000psi and show ductility in instrumentation shock test process.
17. the method for claim 15 or 16 also comprises the step on first side of the Unitarily molded prototype board to this paint system and method for painting spare of doorframe.
18. claim 15,16 or 17 method also comprise the step on second side of the Unitarily molded prototype board to this paint system and method for painting spare of interior trim panel.
19. claim 15,16,17 or 18 method are further comprising the steps of:
(a) will be at least approximately the 25wt% melt flow rate (MFR) be that the about 1500g/10 of about 20-minute polypropylene type resin infeeds the twin screw extruder hopper;
(b) by launching continuously the about 40wt% organic fibre of about 5wt%-to be infeeded this twin screw extruder hopper from one or more spools;
(c) the about 60wt% mineral filler of about 10wt%-is infeeded twin screw extruder;
(d) extrude this polypropylene type resin, organic fibre and mineral filler by this twin screw extruder, to form fibre-reinforced polypropylene composite material melt; With
(e) should cool off by fibre-reinforced polypropylene composite material melt, to form solid-state fibre-reinforced polypropylene composite material;
Wherein before described injection-molded step, carry out step (a)-(e).
20. the method for claim 19, the wherein said step that mineral filler is infeeded twin screw extruder also comprises: via the heavy feed system of meter this mineral filler is infeeded this twin screw extruder hopper or at the downstream inlet this mineral filler infeeded this twin screw extruder via the heavy feed system of meter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68160905P | 2005-05-17 | 2005-05-17 | |
| US60/681,609 | 2005-05-17 | ||
| US11/318,363 | 2005-12-13 | ||
| US11/301,533 | 2005-12-23 | ||
| US11/387,190 | 2006-03-23 |
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| CNA2006800173926A Pending CN101180350A (en) | 2005-05-17 | 2006-05-08 | Paint system and method of painting fiber reinforced polypropylene composite components |
| CN2006800173748A Expired - Fee Related CN101180349B (en) | 2005-05-17 | 2006-05-08 | Inner decoration cover plate of fiber reinforced polypropylene composite components |
| CNA2006800173324A Pending CN101193953A (en) | 2005-05-17 | 2006-05-17 | Method of preparing fiber reinforced polypropylene composites |
| CNA2006800157143A Pending CN101300299A (en) | 2005-05-17 | 2006-05-17 | Fiber reinforced polypropylene compositions |
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| CNA2006800173324A Pending CN101193953A (en) | 2005-05-17 | 2006-05-17 | Method of preparing fiber reinforced polypropylene composites |
| CNA2006800157143A Pending CN101300299A (en) | 2005-05-17 | 2006-05-17 | Fiber reinforced polypropylene compositions |
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2006
- 2006-05-08 CN CNA2006800173926A patent/CN101180350A/en active Pending
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| CN107253432A (en) * | 2012-10-24 | 2017-10-17 | 沙特基础全球技术有限公司 | Side door and vehicle for vehicle |
| CN107253432B (en) * | 2012-10-24 | 2019-11-19 | 沙特基础全球技术有限公司 | Side door and vehicle for vehicle |
| CN105452366A (en) * | 2013-08-09 | 2016-03-30 | 伊奎斯塔化学有限公司 | Filled polypropylene compositions and related automotive components |
| US10385191B2 (en) | 2013-08-09 | 2019-08-20 | Equistar Chemicals, Lp | Filled polypropylene compositions and related automotive components |
Also Published As
| Publication number | Publication date |
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| CN101193953A (en) | 2008-06-04 |
| CN101180349A (en) | 2008-05-14 |
| CN101300299A (en) | 2008-11-05 |
| CN101180349B (en) | 2011-05-18 |
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