MXPA00008719A - Applicator for flowable materials - Google Patents

Applicator for flowable materials

Info

Publication number
MXPA00008719A
MXPA00008719A MXPA/A/2000/008719A MXPA00008719A MXPA00008719A MX PA00008719 A MXPA00008719 A MX PA00008719A MX PA00008719 A MXPA00008719 A MX PA00008719A MX PA00008719 A MXPA00008719 A MX PA00008719A
Authority
MX
Mexico
Prior art keywords
applicator
damaged area
composition
coating
material capable
Prior art date
Application number
MXPA/A/2000/008719A
Other languages
Spanish (es)
Inventor
Ashton White Robert
Steinbrecher Lester
Original Assignee
Henkel Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henkel Corporation filed Critical Henkel Corporation
Publication of MXPA00008719A publication Critical patent/MXPA00008719A/en

Links

Abstract

The present invention relates to an applicator (100) for flowable materials which comprises a generally cylindrical housing (2) having a chamber, a discharge opening, a wick (12) projecting through said discharge opening, and a projecting structure (6) for shielding the user from flowable materials and for preventing placement of the applicator (100) in inappropriate receptacles. Further, the present invention relates to a storage and shipping rack for said applicators and to a method of dispensing flowable materials onto a surface. Preferably, the applicator (100) is filled with metal coating and treating compositions such as aqueous acidic chromate compositions. Most preferably, the acidic compositions contain a very low concentration of a fluorinated surfactant.

Description

AP! ICADOR FOR FLUID MATERIALS _ CROSS REFERENCE TO RELATED APPLICATION This request relates to the joint application No. of Sene 08 -O38, 03, p r ^ sent --- < gives the day ^ e M rz ds 1 ^ 93 ("M5570 PAM EOUP"), which refers to a? 3? idor, a? 33? * to a pen to apply a conversion conversion to repair a scratch on a The invention relates to the application of fluid materials, such as, for example, solid solids, to surfaces and to concrete, and to the conversion of the coating material. trinenLe to a i ^ aasi vu of applicator m? j? -do, method of application, re J? ue sur lf or sr? lal s ap 1 i > ~.? da? g. par faith the rmeptf., 1 -t present (t ón is confined to equipment and -processes for the apí ic j? r¡ &. products qv 3 IÍU > pf? l] cjro? n ^ y mSs Spec tft amen te -t a method xa a pli o? 1 of ipo feather IM? UJI pí "< =; u u_- > > > in the application of solutions in reve > yes niii ení t-'s GI '> JJG D->, hazardous, or other chemical coatings on your scratched, and more specifics in! It refers to a method and a splicidot for retouching scratches on aluminum super-f-coated -onvers t on. 2. DESCRIPTION OF THE RELATED ART In industrial use, there are numerous methods to apply fluid materials on surfaces and many types of applicators for this purpose. Among these methods, spray systems and pumping systems, immersion baths and the like are mentioned. Likewise, different types of applicators include fiber markers, markers, plumes of capillaries and similar tubes. In the past, continuous efforts have been made to improve the safety of such items when the fluid material is of a hazardous, toxic or otherwise hazardous nature. Particularly, in the area of the reclogging and treatment of metals, such It is necessary to include the development of systems in which the user is physically away from the article 3 or 1 ring or vice versa through the use of devices such as spray booths immersion baths- One drawback The reason for this is that the protective coatings are difficult to repair and require that the Lotalidac! of the article is t > : > I'm either covered or immersed again. This process is particularly costly and time-consuming, since a small defect in the reverse will require the expenditure of enough chemical or fluid material to re-treat all the damage. Typically, aluminum parts are made nd other metals for use in commercial or pu l systems, and then their surfaces are treated to prevent corrosion, using copious co nc onal processing techniques 1 is . This chemical waste pipe is quite important in applications that require insulation or electrical and thermal conductivity, 3rd example. After the chemical treatment, however, many parts are scratched during the subsequent steps of handling or treatment, which removes part of the protection layer from corrosion. 3 (on the surface of the surface of the parts) For this reason, it becomes necessary to treat the scratched surfaces in order to return the surfaces to a condition of prac- chemically complete corrosion The "repair" technique on the scratched surface is to obtain a bottle of a coating solution after using cotton balls, O-tips, rags, or sponges or the like, rubbing. or else apply the solution of the rim imi nto on the => scratched until the full rev i io n the scratch, In many cases, the shape of the parts creates mup-has problems in the ap The solution and coating can be a corrosive, dangerous material, and frequently it is, since it can contain, for example, amounts of chronic acid, fluoride, ferric i ro, and ferrous ianuí or. Procedure conven Conventional ls typically apply ca Excessiveities of the solu >; I n e r > ~ vestment l'- > which results in a coating on the spill, creating a dangerous condition in the process. The conventional plan > - It's dirty, and a large part of the solution is wasted revei iento. The cotton balls, spikes O, rags or sponges and the like which are used to apply the solution or to clean it become hazardous waste as a result of its use and consequently present waste problems. It generates Iment, the coating solutions or the fluid materials are of two types: those that are rinsing to remove the material removal, and those that do not require of e juage. The first ones can "require rinsing because they tend to form crystals that produce an undesirable surface roughness and present an ebido danger = - pe ^ this => crystals, as well as any residual reversal, are generally very close to you. , that is, they have a pH between 1.5 and 4.5.The rinsing is necessary but it creates rinsing water that earns due to its acidity, and it can also be toxic, and this poses a waste problem. Coatings that do not require NR> rinsing do not form crystals, can be formulated to be of the same type, and do not require rinsing for these reasons. Spray technology xr mole dressing; it could not be corrected in a quick and efficient way of minor fetishes in the coating or in the treatment of a metallic surface due to the natur.ltí.d of the pt chemical oduotos used to treat and reverse Metallic surfaces may be difficult to use because of a person because of the person's risk of using the chemical. Likewise, systems for the safe handling and storage of small quantities of offensive chemical products were not available to the industry. Consequently, it is an object of the present invention to provide a method or an instrument that eliminates the above problems. Another object of the present invention is to provide an all and a ^ r .Lo > nb 1 ept, ttm-nte sure to re-oar. re to scratch s with dangerous chemical solutions, tó. ? > ~ -3s, cros tive or otherwise offensive. It is an object of the present invention recinci e > l ti mpo cycle of criminal to 1 in the retouching and renacià ³ n cié scratched parts such chemical solutions. It is a specific object of the present invention to provide such a method 3 for retouching and repairing metal parts of such coating solutions. The present invention provides an improved device for safe handling and safe coating of surface coating materials. Such surfaces may include aluminum, as is used in aeronautical systems and aeronautics; steel as used in household devices; office equipment, automobiles, trucks, and other vehicles; pipelines in conditioning and air conditioning systems; and other metal treatment industries where conversion to metal or metal treatment in the spray booth is used. In addition, the invention provides the industry with a safe and efficient method for helping to coat a surface. The present invention also provides a device for applying with a new safety collar to prevent damage to users of hazardous industrial chemicals that can be efficiently employed by the user in small anti-ade. In addition, the present invention also provides the metal treatment industry with an improved method of repairing minor defects that occur in metallic reverse and treatments and therefore reduces the costs associated with having to coat the metal. try new metal items.
In addition, the present invention offers the industry an improved coating device for the coating of aluminum surfaces with a chrome-plated aqueous acid and other coatings of tmierd or > US Patterns for the Treatment of Steel and Steel, for example, Acid and Other Iron-Formed Compositions In addition, the present invention provides an improved treatment environment. METAL SURFACES WITH CEMENT COMPOUNDS COMPOSITIONS Also, the present invention provides the industry with an improved device for supplying supply of indicator devices with surfaces of liquid coating. The foregoing has underlined some of the uses and advantages of the present invention.These uses and forms can only be considered some of the most pertinent characteristics and applications of the invention. and advantages, and ur> complete understanding of the present invention can »be made with reference to the Compendium of the Invention and to the detailed description which describes some of the preferred embodiments in addition to the of the invention defined by the claims in combination with the drawings a ne; .
SUMMARY OF THE INVENTION In accordance with one embodiment of the method of the present invention, a liquid supply spout comes into contact with the su ffi cient to be touched, and is rubbed over the Area, desired to provide a controlled amount of the solution in The desired Areas of 13 surface. The method of the present invention in one embodiment employs an applicator that uses a felt tip or an analogous marker that contains a solution of solution or another chemical solution apriad. The applicator and the solution are used to touch up small areas / scratches -3 or the surface ds? metal treated. The applicator and the method of the present invention eliminate the hazardous waste nt produced in the retouching process, and substantially reduce the number of process steps and the time ipvolume 3 to 1. -"do. The method and the appli cator > The present invention provides an au loa device! 1 mentac 1 ón, n > to carry out a retouching operation. The turner is on the side i'Sc límente, or pro? E? rame- and requires a lesser work and a process space, the "touch-up operation." The current tool and methods reduce the waste of sc &nt in just one 9"- The only waste material that is discarded is an empty appliance or the expiration date has already passed. The applicator and the method of the present invention can be used to treat aluminum and other metals.The present applicator and method simplify the retouching process and reduce the repair cycle time by allowing the application of a solution of l-i lam. However, the orientation can be used in processes prior to the application of the method, in the case of locating the surface of the surface, in the case of 50 = the ap icator allows the retouching without the article. Painting the automotive, aeronautical, coil coating and general industrial industries, The invention can be incorporated in an applicator apparatus to transfer fluid materials from a container or cartridge to a surface. includes a frame assembly, a wick of _ > l. A protective structure, and an outstanding protective structure that prevents 1 = accidental insertion of the appliance into a garment bag or another inappropriate place. The assembly e! rack has an e; tremo dista] and a tremo PGÓMPIQ. The frame is formed with a camera to store the fluid material. The distal end is formed with an inlet opening pulse 3 to fill the chamber with fluid material, and a proximal end has a discharge opening through which the fluid material can pass on the intended surface. Nevertheless, it is more preferred to have the distal end of the pit closed by welding when the frame is manufactured, the chamber is then filled by the introduction of fluid materials into the aplixer by means of the discharge orifice. Til structure. welding means that the construction can be expensive but it is safer. For less corrosive coatings, less expensive construction or a snap fit but with a watertight seal may be used. t <; - For easy i - *? In the case of the fluid coating material, a wick is placed inside the frame discharge cone and it is in contact with the material. imi ent or fluid entro > This is a part of the external wick through the discharge opening to enter into contact with the surface on which the fluid material should be applied. The protection can be integrally molded as a base assembly or it can be a separate piece of matoi fixed on the frame by interference adjustment or by the use of many types of adhesives known in Therefore, the protection collar can be rigid or flexible, and it can either stand on the frame or be slidably mounted to said frame, the protection collar can be in the form of a protective collar. i co, or tuan-a series of lightning? aob r tí sa 1? e? b i in e a -fiif l lo. Fl íl 1 > i '> i is made from u ref > - > ? in io de m :. l iil t > ~ a p = > pa e ite p t a rmit i r 'that the U.IIÍ ?? VWA 1 _ < de.-i.ir or? I r * ¡1 f] > (id? »on the per -fic le μ e ¡n ¡a, ^ > > -i ¡¡i? _ J'j μ. .-- \ col l ar - de ¡J ? ir'ff i't'iic? - ct I meti sio- o! i aui dt-1 bastidoi, cl > -. 'preference 3-4 > .-- -, p. In the case of the col elar, we will use a USER HISPY! i de nt a 1 mente- o Lije: - '™ pa' ~ es u i > i '-' a i ic -ido »in tina b > ?] ss e re a o ÍJ it-ii in ot? 1 ng. r t f?;. u? 'r? ¡_? i do. p-e i a pr uteuer. pi. i to him; i.e > jo t- x osi ión tlel user J! qul product? > o o inat- 'i i' of * lica or! , e- 'i lando iv el a i < c- > do > - _- > a 1 i? - • -: e? i '- r | > was that he allowed me to r > -_ > = .. i l no =. >;? _ > > , 3, -or ", or ln -, -. Leaks come in with clothing, etc." -Jm- ", ...,. the tape Is f Or? more a disc ~? l? c ~ > 5 if n also the? >: > pc, ^ ioe pr ege i.] .-.? .. a? 10 > _ >: ••> = iT iTiiteri to au ~ se e -.- t ^; icando soí) > "el" noe fi &g.; or - mona > ic¡ au. 'Iiiai S < I1 crl 1 do i? eioh':? i 1 d S • jiir -i it »i»; r \ iter fe '"er» > _ ia - If n rnld ¡g 1 ~>??? O-3 jes -? T >: ~ ~ t -ir 1 -. * Position of the colla: of sey »? D-? T on the bis! Id &rt. For c follow,". • • or! ra? io ji > ad, the necklace: -. & mo > > :, ad man = r ... do-.] i'ble s? ii c the b ch 'ji in ffi io tj user deali: "the col la lar to the go ¡~ - the louyi ¡u- In another embodiment of the invention, lids are placed on each row of the frame, the lid on the bottom of the frame. of the basket is removed to load the Amara inside the frame with the desired fluid material. The lid may optionally have a latch on it, or any other one known in the art to prevent the unintentional opening of the lid, in order to avoid a contagt. : t, o a ci ent l of the user with the fluid material. The lid on the pro end; i mo of the frame, which c i e r ra, l a. opening of > carya can o? tonally have a lock of any type known in the lecnita. in order to avoid unintended removal of the lid. Instead of a latch, one of the above-mentioned caps can be detached from the frame, and it can be measured by turning it on the base, by screwing the frame and by ? the wall, or by means of a cold or elastic juslr. In another embodiment of the invention, a valve is placed between the wick and the chamber. The pi-ieds1 valve is slit between open and closed positions. The valve comprises a spring placed in the chamber that pushes a seal member against the discharge opening. The wick depends on the seal member and projects through the discharge opening. Hedging the reservoir out of the wick against the surface onto which the fluid material should be applied, the seal member is slightly dislodged, placing the valve in an open position, allowing the fluid material to pass into the discharge port. -. = 1 l to the side of the wick 5 to the surface. When the pressure of the wick against the surface is removed, the member of the wick returns it to its position in the discharge opening, placing the valve in the position to close it, and stopping the movement of material. 'fluid towards the e; lerior of the c Amara. In a more preferred embodiment, the valve assembly and the wick are manufactured with an integrated nic component. The frame that is located p ppant-ntsnient. closed to fusion in the distal realm, is it filled up by the introduction of fluid matter in the ar a a t? a is from] ori fie. or of ciescai a. The valve insert and wick is then inserted into the discharge orifice. The valve and wick assembly is permanently fi xed in the discharge orifice through one. Adhesive adhesive, welding, or by means of adjustment by? f \ !, e > í fet ging. For greater simplicity, prefers an adjustment for in rncia. As for the fluid material that can be supplied by the applicator p = > For the treatment and coating of metals, and specifically for the conversion of aluminum surface, the instrument will be suitable fluid material ciara edit the corrosion of the metal surface. At the same time, a material for the treatment of a metallic surface may be desired before subjecting the metallic surface to a process of improvement. For these purposes it is preferred to charge the applicator with one of the following: A non-accelerated chromium chromate composition in an aqueous acid solution; a chromium chromate composition in a sol ue n Aqueous acid generated with ferrum, ferrocyanide or moldadate} or a phosphate composition of > _Rorro or in an aqueous arid solution} according to the nature of the treatment. In addition, the applicator can be charged with a composition such as a zinc phosphate solution suitable for use in the coating of steel 1 - cold rolled or coated steel. In further embodiments of the invention for use in the treatment and metallization, any one of the previously identified chromate compositions is e -.sup.ed with a surfactant such as surfactanle- "Flnarad. fR) to err the propied.dp = flow and coating of the composition and metal treatment Fluorad (R) surfactants are preferred since they have been found to be highly stable in an acidic environment containing chromate. la_> r> registered ark of the Chemical Products Division of Texaco Chemical Co., for its 1 rioa of fluorochemical surfactants, A further aspect of the invention is a support for storage and In a modality, the support may have the use of lower ex-pad support fixed on a base plate.An upper support bracket is held over the spindle of the base. support at its upper end. An upper support disc is fastened on the spindle at a point between the upper base plate and the ba = plate. and. Each disc has many cutouts or bi-circular issues, spaced; regularly around the edge of the > Ji- > co. The support discs are spaced "suf i enteme", to receive a tip slide which is set to 1 reverse in the records aligned on the e => top eifi ior support discs. The safety of each appliance is supported on the lower support frame, with one frame, the frame assembly located within the cutout, and the second frame assembly located within a cutout on the frame. In a preferred modality, the support comprises a cylindrical core with cylindrical qualities in its? er? feria. produndia t > Each of the cavities is sufficient to accommodate a single api icer, and an application of inverted form is made in each cavity, alternating each cavity can e, _ ,,, iámetr = > in which it will be possible to accommodate the storage space for the installation of the apiculture, the shape and the I i The present and i venc i n e le- ». In one model, a manual pencil appler - < ?! u'ir a • - * < • tc - i ía e < t \ - ^ iiuiiiiicj solution igl'uso, p < Ejeii. what, -.t'b? "? ~ a super T i l, confoi'me ou l ti '- p i ica sot i? -e E"? r i IC = l? O '(* 1 a de l i po i i t i n i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i i l;; > uet.a s? i? i; j, - i.j.-icr of preference for the appli cator for i > i > r. * (> tif ¡, -i 1.5 solu? óp qt > fm ica pe 1 i? roej nd ica la vi? a deso? t ion. The présenl ein ine l ón r ou r «Iip 1 -.- t¡?> Ol -ii í" i? ... r of solution and the love or form of 1 pnnt. "^ JIÍ; = trü is chosen to propri on? R I r, r.anl id -.d, pr. -μ. t ,, - { = < .Je- -e > l n.- _¡, -, r. to an Area ea .. »Ua -a.iperf ic ie. By; • lo., Ijiuifa relíamente ango .- * t-, j ,,,? L em lear s p-, r. < retoc.tr a narrow scratch My entry: »that a puni to me, can be used for relc> g> a stick that, at a sufier fjcia 3 a mp li. acterf stic ^ s •? i- »oc" .. i ne re. import into the di s I *? n »e? i? i'rr cie _. g t; - tt - < OL The detailed description of the invention which follows may be improved, so that the present contribution to the art can be appreciated more readily. The invention is comprised of the subject of the rei indications of the invention. It should be noted by those skilled in the art that the specific embodiments presented can be readily employed as a basis for modifying or designing other structures to carry out the same purposes as the present invention. It should also be observed by those skilled in the art that such equivalent constructions do not depart from the spirit or scope of the present invention in accordance with that set forth in the BRIEF DESCRIPTION OF THE DRAWINGS FIG. a fashion of the apiicator, held in the hand of a user, with a protection disc located in the lower oar of the dialer or in the hand of the user JO. Figure 2 is an enlarged side elevation that shows an appendage mode, with a transparent protection disk located on the e? bottom treme of the aplieaclor and with the lid of e, t emo separated from the e. I inferred from the applicator; Figure 3 is a lateral elevation, patterned in vertical section, showing a mode of the aplixer according to the invention, with a protection disc projecting radially outwards from the - body ciltndr i > Io of the api idor, and with its cover of extret detached from the e: t emo piro; of the applicator and spaced below the tip of the applicator; Figure 4 is a lateral elevation, partially in vertical section, and partially open, showing another similar embodiment of an applicator in accordance with the invention, with its e; upper tread integrally molded over the distal end > the applicator, closing the frame on the former paddle; Figure 5 is an e] e > lateral vae? ón, percialivente in vertical section, and openly open, that ué to another modality of an api! icador e conformi with the invention, which shows a resor te that pushes the seal member in the discharge orifice, thus avoiding the e rcja of fluid material} The figure or is a lateral elevation, partially in vertical section, partially abi, of the modality of the api i > : presented in 1- and 5, but most often that upwardly woven on the wick pushes the seal member out of the discharge hole and allows the fluid material to discharge from the applicator; The figure is a lateral elevation, partially in vertical section, and partially open, of another embodiment of the applicator in accordance with the invention, showing a horizontal Y-shaped member within the chamber, against which the push to the spring; Fig. 6b is a sectional view of the e-Am ra of the appli cator of the invention, which r > me--- . A horizontal form of X placed on the member of the stamp; Figure 7 is a plan view: its scale on an amp scale, which shows the e; distal "uppermost") of a different embodiment of the aolieator of the present invention, which shows the protective disc as a solid disc per se. Figure S is a top plan view = _ the same. scale that figure "7, showing the a, ^ m distance! (superior) of another modality of the applier. That is, the protective structure or a circular ring connected to the cylindrical body of the applicator μo-- -3 rs. o = > That.' They extend the light to the part of the body n 1 í r-í, ": co of the -ap 1 i ad r.The figure is ur-sis on the floor = .ue?! &:: = = the mi sena scale that figure 7, that you die the, .-,; -., e, r "_.. jist = l (superior) of another modality of the *.? 1 _cdor, or shows the protection structure as rr-ua light, which is shown in 1 mepte; The figure is a pers ative d- > n-oo? t in accordance with the irroelal idacl de 1 shows the enclosure, or shows a recess of a plurality of recesses spaced around the perimeter of upper and lower trays, in correspondence with an applicator inserted in one of the recesses perimeters part, and with the protection collar p yán It is on a surface of the recess in the lower tray, Figure 11 is a "side elevational view of cie", another embodiment of a support, showing a plurality of recesses formed in 1 < ch rol a; aupen or eim en or, in correspondence, around peri ers with an api icor placed in va i ios of these recesses; Figure 12 is a top plan view of another embodiment of a support of the present invention, which requires a plurality of generally cylindrical recesses. on the single tray of the support, where the recesses would be formed in such a way that the applicator should be inserted from one direction to the other; the cylindrical base, with a cavity that supports an applicator; Figure 13 is a side elevational view of another embodiment of a support of the present invention where the api icters are stored in an inverted section; and Figure 14 is a view in the vertical plane of the support supported in Figure 13, with tape around the ap 1 i ». for the retention without the supports during shipment, DETAILED DESCRIPTION OF THE INVENTION Except in the operating examples, or when indicated otherwise, all the numbers that express quantities of ingredients, or conditions of reaction mpl a here they are treated in all cases by the term "approximately", All; Quantities and percentages are by weight unless stated otherwise, and all grades are in degrees Celsius unless otherwise indicated. Referring now to the drawings by reference numerals, where similar reference numerals refer to parts similar to '1 or as long as the description, an applicator 100% and conformity according to the modality of the present invention. as shown in fig. 1, it comprises a general cylinder 2 having a chamber 4. The frame 2 includes a remote ex-paddle. 22 what do you have? aber ture 14 that o ci a communication between the camera and the part e; Liantor's trio, allowing him to introduce a tear to the lion; Fluids in the c Am a through said opening. The basalt 2 also includes a proximal end 24 having a discharge opening 14 through which fluid materials can be supplied. _ In order for the battery to be durable, easy to use and economical, many types of plastics are suitable construction materials. Accordingly, it is preferred that each component of the present invention be manufactured from the plastic, unless the specification is specified. In addition, the frame 2 may be labeled or pr pr with symbols that identify the fluid mantels within the e A a a. 4- or any pei ijrn related r n e "The applicator 3 OO includes a wick 12 that is μroye._ta through the discharge hole 14 e; tr.no ur. How to supply fluid materials to. discharge. Preferably, the wick 12 comprises a foraminous material such as, for example, a well-filled polyester that conducts the fluid material of the chamber 4 over the top of the pole. . A layer of xtreme LO is shown which is releasably held on the ex. next rowing? 7 '. P? <ra c-iia. An accidental misplacement of the layer of e "trs.nj lO, you can connect an optional retaining band ló t- your e tre tre dista! 37 on the end layer 10 and e > > ex tremo? ró., mo l *? on? the frame 2. The layer of ex re o 10 that m is to figure 3 has a latch 13J of the ip known s? | -, j.a technique, to avoid the emo «n 3 a to 1 > ie the layer of e: tremo lO. Is t bi n shown? > . ap-i e end 3 that s f 1 J3 of unreasonable path solee the far end! 24 of the frame 2- The shaft of the trem 8 is also shown if it has a bolt 18 of the ti or known in the art, to avoid l-1 accidental removal such a ca-i d-er or 8. The collar is solid and is shown projecting from the applicator frame 2.
The safety collar A is designed and re feren.- i-a as part of the frame 2 or before 13 f aligns the b ~ -. tidor 2, or else the safety collar > ued fab i ars epa adam ne j- oe irn peot's "tnea he i sobi e.,? 'ij sti" io 2 by edio de a hesi os known in the art or by means of the friction of the collar * 6 and of the frame 2 jimios us do heat. What is the necklace? to be mounted in the manner of 11 ab 1 e s! bas 11'Mor oor mecí i o ae / friction. ? emas, even when the safety collar can not. any desired material, sa p-'af? e. e that it is made of transparent material. as a example point of contact, or between the applicator and the surface. The f igur shows a modality alternating with the in io where you drop it from the e 2, 0 to e, e of manara per nt sotu the ei.tremo dista 1 24 of the frame 2. In this modality , the a ller can not be filled, since the chamber 4 is 1 lory to the manufacturer to:! 1 -. of permanent E ~ -.l -, fashion 1 i au * i ta the po _-? B? lii -.d of ft.ga action of fluid material of the applicator. Figures 5 and 6 show a modal i a a! tea-"; native of the pr senle iii .jp! Where is a valve 29 e placed inside the camera? 4. The cell 2C? uf comprises spring 28 which pushes a member 30 so that seal member 30 engages and closes discharge opening 14 of proximal end 22 and consequently prevents communication between chamber 4 and the exterior of the frame 2. For simplicity and economy, it is preferred that the spring be made of metal. Figure 5 illustrates the valve 29 in a closed position. When no force is exerted against the table 12, the recess 28 pushes the seal member 30 into the discharge opening 14 and prevents communication between the chamber 4 and the end portion of the frame 2 and, therefore, prevents the discharge of fluid material. As shown in Figure 6, when pressure is exerted against the wick 12, the seal member 30 disengages and opens the discharge opening 14 of the proximal end 22, allowing communication between the chamber 4 and the outside part of the chamber. frame 2 and, consequently, allowing the supply of fluid materials through the discharge opening 14 of the second end 22. The valve 29 shown in figures 5 and 6 is simple and economical in its construction. However, commercially available valves can be employed in certain circumstances, such as when using more dangerous chemical products that require more important protection against leakage Valves suitable for use in the present invention are described in the Patents North American Nos. 4,848,947, 4,792,252, and 4,685,820, each of which is incorporated herein by reference. ~~ Figures 6a-8 show alternative embodiments of the security collar 6. Figure 8 illustrates the security collar 6 in the form of a solid disk of transparent material, such as a clear plastic, fixed on the periphery of the frame 2. Figure 6 illustrates the projecting structure, or the security collar 6, in the form of a circular ring 40 fixed on the periphery of the frame 2 by numerous connecting rods 42. Figure 9 illustrates the projection structure or the safety collar 6 in the form of numerous spokes 26 Figures arising from said frame 2. Figures 5-8 illustrate a projection structure 6 that prevents the wearer of the applicator from inserting the applicator 300,500,600 into a garment bag, such as a shirt bag, a bag bag, a bag of pants, etc., or another inappropriate receptacle such as a desk drawer, a toolbox, etc. By thus preventing the placement of the insertion of the applicator in such places, the risk of an accidental exposure to the fluid material contained in the applicator, which presents danger or not, is reduced. Figure 10 is a perspective view of a support 60 for storing, transporting and supplying an applicator 100 in large quantities (only one applicator is shown in figure 10, for simplicity). The support 60 comprises a single molded frame 52 having a plurality of cylindrical cavities 50 formed adjacent the perimeter of the frame 52. The frame 52 can be cylindrical, as shown in Figure 10, or it can be as shown, in the figures 11 and 12. Figure 12 shows a top plan view of the support 60, with an applicator 100 placed inside each cavity. Figure 14 shows an alternative embodiment of the support of the present invention. In Figure 11, the support 70 is formed with a plurality of cylindrical cavities 62 on its upper surface, each cylindrical cavity 62 having a sufficient depth and a suitable diameter to support an applicator 100. A method for applying fluid materials comprises the introduction of fluid material in the chamber 4 of the applicator 100, the supply of a clean surface on which the fluid material is to be applied, and the contacting of the surface with the wick 12 of the applicator 100. - - A more preferred method further comprises supplying an applicator 100 having a valve 24 within the chamber 4 of the applicator 100, with a wick 12 projecting through the discharge opening 14 of the proximal end 22 of the applicator 100, introducing a fluid material into the applicator chamber 4OO, contact the surface on which the fluid material must be supplied with the wick 12, and press the wick on this surface » , causing the opening of the valve 2o in such a way that the fluid material discharges the applicator 100 onto the surface.
In a preferred method, the fluid material involved in chamber 4 of the applicator 3 is a nonaccelerated aqueous acidic acidic zirconia chromate composition. Such a composition contains no anhydride, ferrocypide or molybdate. A preferred composition of this nature is described in US Patent No. 851, S, which is expressly incorporated herein by reference. It has been found useful to add to the aqueous conversion compositions described in the following examples an acid-stable sorbent to facilitate the flow and to act as a neutralizing agent. Señera 1 mind-, south f acta, ntee. fluori nados .-, > They are stable in highly acidic conditions, and the southern ones are sold under the commercial brand Fluroaei and are the preferred surroat- es. The applicator is preferably manufactured from inert plastic material which can record the corrosive nature of the. Acid-ts convection compositions. Generally, the pH me > However, it is preferred that the conversion compositions used with the applicator have a pH of less than 4, or with a greater degree of preference, a pH inside of the applicator. in the range from 1.5 to 4.0, the appositor e => especially to repair the reversals of phosphate conversion used in cold rolled steel or galvanized steel. The compositions are generally based on phosphate salts, such as for example mc, manganese phosphate, fluorinated dihydrogenated nickel, which is bonded or non-bonded, such conversion compositions are also preferably modified by adhesion of a stable surfboard. Acids, such as fluorinated surfactant, for example, can also be prepared by using mixtures of the salts, and are also useful in the api icatere = of this invention, Talecompletion It is conversion coating can be accelerated by adding tino or various sulfate and hydro; jlamina or well Ir ito e o. For example, ta] e; Compositions based on the use of zinc phosphate, manganese phosphate or mixtures of these can be accelerated in this way and are especially useful for car body coatings. Generally, such coatings can also take advantage of the addition of a stable surfactant to the acids.
Exemplary conversion compositions used in the automotive industry, particularly in galvanized steel or cold rolled, are the compositions presented in the Miyamoto and Nagatani patents, specifically 4.83R, 957, issued on June 13. of 1989, and 4,901,794, issued on October 9, 1990. These patents are specifically incorporated herein by reference, for their presentation of the conversion methods and processes for the attachment of galvanized metal surfaces. The components and processes of these patents are used in a majority of the automotive lines in the United States of Am rita. This invention is also particularly useful for the preparation of aluminum surfaces, such as aircraft surfaces? or aircraft parts, extruded aluminum extrusions such as serpentines, aluminum doors and the like. Generally, there are two different types of treatment solutions of 1 to 1, those that require rinsing and those that do not require rinsing. Conversion is characterized by its iciness and / or high level of acidity, the compositions that require rinsing can generate waste water that must be collected and that, with current federal regulations, present a problem of IO. scrap For the treatment of the aluminum surface, among the useful conversion coating compositions are those comprising mixtures of metallic acid and / or steres thereof., and a second ingredient which consists essentially of tungsten chromate. Such a solution will not form crystals. Such composition. therefore, it does not require rinsing and therefore a problem of wastewater disposal. After application on a surface which requires repair, by an applicator of the present invention, the applied coating composition is simply dried in place, or dried in an accelerated manner. Generates mind, for all the coating compositions that require rinsing, the addition of a fluorophane sur-faotanie is beneficial, leading to improved performance.
For formulations that do not require rinsing, they can be used with or without the addition of surfactant and were born, but the addition of a fluoridated surfactant is generally beneficial. In addition to improving the flow rate from the point of improving the leveling characteristics of the composition, the presence of the acid-stable surfactant tends to improve the flow of the coating composition in the scratches in the a finish that is being repaired. Generally, the amount of useful fluorinated surfactant is within the range of 0.01% to 0.02%, by weight, based on the total weight of the composition. Amounts can be used within the range of 0.01% to 0.05%, or even more, but the large quantities are not effective from an economic point of view. Fluorinated sur fi cients are available from various sources, usually under different trademarks. Here are some examples of fl uorinated surfactants that are useful; in l < = .s revealing compositions that can be used with the appli cator. Generally, these are aqueous compositions easily compatible with the conversion coating compositions described in the following examples. NATERIAIES SURFACTANTS FLUOR T ADOS Fluorad FC- 1 ¿> í3M > Ammonium perfluoroalbumine at 85 * 4 (CAS No. 3825-26-1 s 1 'from the Lower Carbo; Perfluoroalkyl ilat fCAS No. or> 130 ~ 43 ~ -, 21615-47- 4, - 68259-11-0) Fluorad FC-430 Ester alkyl ico fluopnaelo Fluorad FC-120 Perf luoroa Iqu i 1 ul ammonium phonate 25% ÍCAS No. é-7906-42-7 Z > 17202-41-4 ' Zonyl FSN CDupont) 0% Eto, perfluoroallorate Iqu i lo 30% TPA 30% water Fluai-uet PL SO 50% of luorophosphoric acid. { Hoechst-Celane = e) 50% Phyloparaffinic Acid The following example and the following examples demonstrate some of the a - > types of solutions, which may be employed in the practice of the present invention. CONVERTING COATINGS ALUMINUM PAPA AND ITS ALLOYS EXENPl O l Chromic acid grams Potassium fluoride air me. 2.5 grams Borof ammonium fluoride "^ .6 grams Water has a complete 1 1 i, 24ST I aluminum alloy blades in a solution similar to the previous formulation resisted sif acto i enté 'nn- < e = po. a a a ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne ne e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e s of 500 huí ss cor, alone in e minor puní o e cor r s i. A scratch on the 1 Amina l raladas. »Is fneil and conveniently repaired by filling the chamber with a 3 l or ica or for example t-1 shown in Figure 1, with some solution above d =» _? It is then applied by applying the scratched surface of said solution by using the wick 14 of the applicator. After rinsing with water and drying, the coating is like new. The other non-accelerated solutions can also co-reverse conversion for aluminum and its alloys, and all can be conveniently applied for scratch retouching: using an appli cator of the present invention. EXAMPLE 2 Ac i do c rómi a 5.4 grams Potassium zirconium fluoride 3.5 grams Basic acid 6.3 grams Bi f 1 or ammonium 4.0 water Water up to 1 liter. EXAMPLE 3 Hydrofluoric acid ml of 48% Acid Water has to reach 1 liter EXAMPLE 4 Ammonium biflouror .. / branches Ae i do ci omix co 6.0 o rain H2SnF6 - Fluostanic acid) 3 ora Water up to 1 leg ral The scratched area should be cleaned? before using the api icator to restore the surface by applying a solution or restoration coating. Cleaning that is not part of the present invention can be carried out by conventional methods. For example, grease and dust can be removed by immersing a part of aluminum in a mild silicate alkaline bath or by means of ACCELERATED CHROMIUM COATING.; FEPPICIANUPO chromic acid g./l ferricia ura potassium g. / 1 f luorosi 1 i ca or de = od io g./l sodium fluorborate q./l temperature 21.1"C immersion time 5 minutes pH 1.5 The general temperature range from 0 ° C to 71.1" C applies to the previous composition. A temperature range of 21.1 ° C to 32.2 * 0 is a preferred range. The application time can vary from 5 seconds to approx; 5 minutes or more, depending on the color or thickness desired. EXAMPLE 6 USE OF ACCELERATED CHROME COATINGS; PAINT RECEPTIVITY In this preferred embodiment, a concentrate was prepared using readily available materials, by combining the materials in water to form the concentrate. The concentrate is prepared from the following ingredients in the specified amounts; Gram material / liter Cr03 40.0 g. Zr.O 7.6 g. Hn03 36 ° Bé ~ 68. O g. it then goes on to stage 4 and comes into contact, by immersion, with the above-described bath solution for several periods of time of about 10 hours to approve; i ornad ament ~ * x > second-,. The pH of the bath solution is kept at an appropriate level. imadamente 1.5 and the bath temperature is maintained at a temperature of approximately 48.8'C. After the treatment with the composition of this invention, the aluminum coil is subjected to a final rinse by spraying t-water after which the metal is. dried and filtered. The analysis of the appearance and the prop? Er! Arsenals of metals treated in the aforementioned fi *, indicates that the final product is comparable in all respects. metal produced by the rocky p of the prior art containing ferpciapuro. The mechanical damage to the surfaces of the raw aluminum alloy coil is set at 1 to 1% by immersion in an applicator, in accordance with the. present and n In another preferred method, the fluid material introduced into the chamber 4 of the applicator 100 is an aqueous acidic phosphate-containing phosphate. Compositions of this nature are especially useful for the metal cleaning process and for improving the corrosion resistance. A preferred composition of this nature is described in FIG.
American patent no. 2,438.87, which is expressly incorporated herein by reference. The use of a corrosive bath to provide corrosion resistance to aluminum and aluminum alloys where aluminum is the main ingredient is illustrated by the use of baths containing phosphate, fluorine, chromium ions; 1 is present, at low pH, frequently known as c-ram phosphate compositions. The solutions described in the two preceding paragraphs can be faithfully applied in touch-up work by the manual applicator of the invention. Well, because these solutions are corrosive, the application, when made of inert plastic material, "e? = > It is a convenient place to store a small amount of solution when the appliance is in use, the structure of the fabric protects the clothes and helps ensure that the full applicator is on the way adequate EXAMPLE 7 An illustrative chrome phosphate bath may contain, where the ions are present in amounts stequimetically equivalent to; Grams per liter fluorine 2.0 to 6.0 chromic acid (CrD3> 6.0 to 20.1 phosphate <P04> 20.0 to 100.0 pH 1.7 to 1.9 The relationship between fluoride and diethyl ether, expressed as F: Cr03, is found re O.iB and 0"36. All the aforementioned coating compositions require rinsing in order to have good results COMMENTS THAT DO NOT REQUIRE RINSING EXAMPLE 8 TREATMENTS THAT DO NOT REQUIRE RINSING WITH A CROMATO CONVERSION COATING CHROME% IN WEIGHT Chromium compounds ix to 0.% Acpsol Al the water-soluble solution of Polymeric acid The mixed chromium compounds are prepared in accordance with 3, "63, S77 , which is incorporated herein by reference.This composition can be used in an applicator on all metals to repair damaged conversion coatings.-No-rin requires flushing, the coating is left to simply dry or can be dried In an accelerated manner at a temperature of 65.5 ° C or more, as with all conversion coatings, adequate ventilation must be provided when these coatings are removed and removed. they should avoid inhaling the vapors.
A stream of air to promote drying, its speed should be limited to 915 mpm or less, to avoid disturbing the peel. EXAMPLE 9 ACID AQUEOUS COMPOSITION THAT DOES NOT CONTAIN CHROMIUM A typical 5% operational bath consisting of a concentrate and water disinfectant?3rd or distilled can contain the essential ingredients in the quantities i ncliead s cont irru c i ón; ppliaic acid 4.13 grams / liter (added as ACPYSOl A-1) H2T i F6. g r o / lit o EXAMPLE 10 In another preferred method of applying fluid materials, the fluid material introduced into chamber 4 of the LOO applicator is a zinc phosphate composition. Such compositions are more useful for coating galvanized metals and cold rolled steel. A preferred composition of this nature is described in the patent ñor tea er i na no. 2,438,957, which is expressly incorporated herein by reference. EXAMPLE 11 EXAMPLE OF COMPARISON; CONTROLS, CONVERSION COATINGS, AND COATINGS THAT DO NOT REQUIRE RINSING Repairs to the damaged surface and results 41 panel test. To illustrate the effectiveness of the applicator to repair damaged aluminum surface, a laboratory panel test was carried out. Each test commenced with a 7.62 cm by 25.4 cm 2024 aluminum panel that had previously been treated with a chromate conversion coating sold under the trademark ALODINE (R) 1200S, by Henl the Corporation of Gulph Mills, Pensilvapia. Each panel had ept esnctaa- an area of 6.35 cm by 5.08 c to remove the conversion revetment, and 3 • areas were scratched with a sharp blade. The damaged areas were then cleaned, rinsed and dried. Each damaged area was then repaired using the applicator of the present invention which has a conversion coating introduced into the chamber 4 of the applicator 100. The contents of the chamber 4 employed ep each test appear in 1. list under the chemical column of the following table of resi.i 1 t rs In pquests that included a "surf ct nte f 1 uced in the" eves "of the c onver on, the : Concentration of the fluorinated surfactant was 0.1%, by volume of the coating solution. The test was carried out after compliance with the procedures that appear in the following list, in the treatment column of the following table of results. After the repair of the damaged surface by the 42 contacting the damaged part of the panel with the wick 12 of the applicator 100 to completely cover the damaged area with the stirred conversion coating, the panel was then subjected to a salt spray for 168 hours to determine whether the use of the applicator had sufficiently repaired the surface. To pass the repair test, the surface must be free of corrosion and defects after spraying with salt. The results of the repair tests are indicated for each procedure, under the column marked Result TEST No. 1 Test no. 1 used a chromate conversion coating sold under the trademark Aladme < R > 1201, from Henlel Corporal ion of Gulph Mills, Pennsylvania. P roe111c to q u í m i co Treatment Result with no corroded treatment Alodine R) 1202 apil iced, 3 min., The lining is left on, then rinse Alodine (R) 1202 ap 1 i, 5 min. Alodine & R > 1 02 applied and rinsed passes coat of 43 conversion with fluorinated surfactant Alodine IR) 1202 applied, 5 minutes passes permanently reversed, conversion with after-cleaned with south facte rite f lightened moist rag Alo ine IR) 1202 applied, 10 minutes passes revelement of permanency , ~~ conversion with rinsing, fluidized surfactant drying TEST No. 2 Test no. 2 emplsaó Alsdine OR) if < 01, a chromate conversion coating sold to Heñí the Gulph Corporation Mi 1] Pens i lvam a P roducto qu 1 ni L CO Tr aldiiii ent P roduction with a n a n n a n t ra tive tam Alodine ÍR > 1 01 applied, 5 mi n. of pass coating of residence, after corrid i n rinse Alad me íR? 1 I HAVE APPLIED, 24 hrs. of p 3 drying reagent, then wiping off with damp cloth Alodine fR) 1001 applied, then flushing rinse 44 conversion with fluorinated surfactant Alodine fR) lOOl applied, then passes cleaning liner with rag conversion with wet fluorinated surfactant Alad ine < P > lOOl applied, drilled with pa; Reveal the air, then wipe it with a damp cloth. Surfactant f ueiri naeio TEST No. 3 Test no. 3 used a chromium-containing coating that does not require Squelnte (P) 1402W rinse sold by Henlel Corporation of Gulph Mills, Pennsylvania. The coating was diluted by the. addition of 9 parts of water to a part of the coating solution. PAPTF TESTED FOR SPRAY DF SALU E 169 HOURS P ro du rm i n t ico Tra p i t i n g Pe u tio n contol no treatment corroded reversed 14 2W applied, drying with Bondep te Paste '' P) reverse applied 1402N, drying by pa sa de Bonde i te fR) blown and painted reverse 1402W double application, pa: 45 from Sóndente < P) spray drying 1402W applied, drying by Banderite flush) ai re, pi nated PART B SALT SPRAY TEST DURING 336 HOPAS Chemical product Tr cient Tested control no corroded treatment coating 1402W applied, drying with of Banderite fR) hot air with reversed hair dryer 1 02UI applied, drying with Bonder i te fR) air coating 1402W double application, passes from Bonder i te < R) drying by a i re TEST No. 4 The test na. 4 e was filled with a coating containing chromium that does not require rinsing Alodine fR) 1132 which contains a flnorinated surfactant sold by the Henl-e Corporation of Gulph Mills, Pensi 1 va ni. DEPARTURE PART OF SALT DEPTH OF 168 HOPAS Chemical product Treatment Control result no treatment _ corroded applied coating, dried pair passes Aladine ÍR) 1132 air 46 applied coating, drying per pa; Alodine (R) 1132 is applied, coated, dried by hand, and is 1132 so-called, and inl? double reverse application, pass Alodine fR) 1132 dried by ssp 1 gone re es 11 ml in application, dried by canals ion ai re, p iptada Alo i ne fR)] \ -.7- PART B TEST DEGRADING OF 336 HOUR SALT Chemical product T a t a t a tio n Controlled no treatment no corroded treatment coated, dried by grinding 1 Alodine (P) 1132 blow with tumble dryer applied coating, dried by frac: a so Alodine ÍR > 1132 a re re th i nt double application ", to Alodine fR) 1132 blow-drying GENERAL In another preferred method of material application! is fluid, a fluorinated surfactant (Fluorad fR) was added to an aqueous chemical conversion coating composition, such as those mentioned above. The 47 The hydrophobic surfactants reduce the surface tension characteristic of these types of aqueous conversion coatings. A particular advantage of surf c t? When they are excellent, they have excellent chemical and thermal stability even in the presence of strong oxidizing agents. For example, they are chromates, even at low p-levels, making them particularly useful when they are used. they use aqueous compositions containing chromate. Exemplary of these surfac tantea; they are sold under the commercial loos Fluorad FC-3 and Fluorad FC-120, by the company 3M Com apy. Additional examples of these surfactants are sold as Zonyl FSA and Zonyl FSC Pior surfing company Dupont Co. imadamenle 0.0001% s approximately 3% of a far fl oor pho- tochemical chemical volume) to a water-based composition to improve the supply and release characteristics of the composition, while improving the shelf l ici of the spout due to the stability of the sur fac ^ ntes f luoroqu íeos. Adding 1 mind, it has been found that it is helpful to add appro; imadamente 0.01% a apro; 0.1%, or preferably 0.01% 0.05%, is a fumic ochemical surfactant (by volume) to any aqueous acid composition. Because the surfactant f 1 or my mi > ~ a decreases tension 48 superficial, an applied film of a solution that contains it penetrates the scratches more easily, and also flows to form a film of a thickness. uni orme, it is to go, the reven :! imienfo es e 31, toni vel a c 3 ón. In summary, it can be said that the present invention provides the industry with an improved cleaner for fluid materials. The applicator provides a more effective and more efficient apparatus and method for applying liquid fuel. ^ 1 is luids on surfaces; and more important, it is necessary to apply reverse conversion and protection against corrosion to metals. In addition, the invention and the invention provide improved support for the storage, transport and delivery of applicators. that the api icator must construct materials that do not react with the chemical solution; is due, -je api 1? c a 1. In 1 = • practice, the tip of the discovered supply of an api te. Fill and put in contact with the surface to revea! go from 1 = > w i - so that a marker is used to make a mark or an underline. The. The solution that is found in the reserve feeds the tip, as necessary, when the tip is in contact with the surface or when said tip is rubbed on the surface. The year 1 and the method and the method are tested using a Spec: i f i is the result of the conversion test MIL - C-5541E. It has been shown that the appliance and the method apply a minimum amount of conversion coating solution on the surface of the 1st stage, during the chemical reaction process, the coating solution that does not require dry rinsing on the surface, and no solution is wasted. Accordingly, the present invention eliminates the problems associated with repairing by conventional retouching of its aluminum materials with engineered coating, and provides a simple device for retouching repaired scratched parts with solutions.; c ío e a .. res res res res res res invención invención - repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa repa "in the retouching and repair of parts in the guise of .. j tn: i? j? i? -» i que imi > "« =,, eg, aluminum truncated with coating Of conversation. The applicator reduces the wasted waste in one year or 9%, and the wasteful clespei d i ctio it is an aplcaclor aci ... or an applicator > uy expiration date and vene i. Applications. The additional features of the present invention include, without imitation, touch-up, in the auto repair shop industry using iron or iron compositions or compositions of the same. iron »phosphate in combination with organic constituents as reverses prior to the application of paint. Heat exchange units can be treated for hydrofohi. i.t-uj inamlu conversion coatings of > chromium oxide containing silica, silicate, and compositions that do not contain silicate. Damaged or damaged areas of the surface of the heat shield can be repaired by pi or er or application of the coating; The invention also relates to the sealing of the surface with inorganic or organic compounds or, for example, nylon compositions to prevent the chromium compounds from being released. 1 v 1 eu e > - < water-condensate. In addition, for most of the processing and use of aluminum, rosette compositions such as eg electium chromium and phosphate as well as solutions of nanoange containing chromium tie; avalente or as mixed and other systems can be used. If the proper organics can 1 ne l u 1 r? > : i o nol iacrl iieo and -xl ohol pulivífu 1 ¡1.0. Coating and rinsing containing naphtha containing titanium zirconium and phosphate and non-rinsing imides that do not contain chromium containing fluoroacids (titanium, zirconium and silicon) and organic fluorides. Polyacrylic acid, polyvinyl alcohol, and organic and polymer mixtures based on pol iv 1 rp 1 phenol is ~. '< they are also suitable for use in accordance with the present invention. In accordance with our preferred mode of applicator ', its far end! It closes with sun adui a The tubular frame is inverted in the e; how far it is! and the near end opens. The filling of the chamber in the frame is carried out by means of the emptying of the chamber. conversion coating on the camera in the frame. Then, the Floean 'mr valve assembly was pressed forward into the frame to make airtight seal. The term "ignal peal" is hereby read in the sense in which it is applied. "In Article 40 of the Coe tio of Federal Regulations of the United States of America 261. 10. It is generally used there with reference to a substance that can be ignited, corrosive, reactive, and / or toxic, for example, a technician has been described for its use to apply chemical products to other surfaces. scratched, and more particularly, to a method and applicator that can be used to touch-up aluminum surfaces coated with conversion, for example, It is understood that the above-described modalities have only the purpose of illustrate some of the specific embodiments that represent applications of the principles of the present invention Clearly, the experts in the field readily make numerous different arrangements without first trying the present invention, suitable for use in accordance with the present invention. In accordance with our preferred embodiment of the applicator, its open end is closed by means of which the tubular endpiece is inverted at the extreme end. and the e opens; tremo p r o: bull. The refill of the chamber in the frame is carried out by emptying the conversion liner in the chamber in the frame. Next, the valve assembly F'locon Our) = > and press forward into the frame 'is to make a tight seal. The term "peí tgroso" is read here in the sense in which it appears > e eu e l Article 40 of the Code of Federal Regulations of 1 »z > s United States of America 261..10. Gener l en- »e» uses there with reference to a substance that can ignite, corrosive, reactive, and / or toxic. Accordingly, a device has been described for its use to apply hazardous chemicals on surfaces, scratches, and more pa > • T icu la rment, to a method and applicator that can make it easier to touch-up aluminum-coated surfaces, for example. It should be understood that the modalities described above are for the sole purpose of illustrating some of the specific modalities that are rep resented in ap ples. of the principles of the present invention. Clearly, the experts in the matter can easily create numerous different arrangements ... without departing from the scope of the present invention,

Claims (4)

  1. A method for repairing a damaged area of a conversion coating on a metal surface, comprising: a) introducing a material capable of flowing into an applicator reservoir for flowable material, the applicator having a means for supplying the material and applying it to a damaged area of a metal surface, and the applicator having a protective structure projecting outwardly; b) contacting the supply medium with the damaged area, to apply the material capable of flowing over the damaged area, in order to repair the conversion coating over the damaged area, flowing over the damaged area, where the material Flowable comprises an aqueous acidic composition for forming a conversion coating on a metal surface.
  2. 2. The method according to claim 1, wherein the protective structure that is projected, is made of transparent materials.
  3. 3. The method according to claim 1, further comprising applying the material to the damaged area, moving the applicator while contacting the damaged area, whereby the material capable of flow is supplied over the damaged area. , during the movement of the applicator.
  4. 4. The method according to claim 3, wherein the composition is selected from the group consisting of non-accelerated chromium chromate, accelerated chromium chromate with ferricyanide, ferrocyanide or molybdenum, chromium phosphate, and mixtures thereof. 5.- The method according to the claim 4, wherein, after application of the composition over the damaged area, a film of the composition covers the area-damaged, and the damaged area is rinsed. 6. - The method according to claim. 4, wherein the composition further comprises fluoride ions. 1 . - The method according to claim. 4, wherein the composition further comprises a function effective amount of a fluorinated surfactant, to provide a more uniform flow of the composition during the delivery thereof from the applicator. 8. The method according to claim 7, the composition comprising from about 0.0001% to about 3 volume% of the fluorinated surfactant. 9. The method according to claim 7, further comprising from about Q.01% to about 1% by volume of a fluorinated surfactant. 10. The method according to claim 7, further comprising from about 0.01% to about 0.05 volume% of fluorinated surfactant. 11. The method according to claim 10, wherein the material capable of flowing comprises zinc phosphate. 12. The method according to claim 1, wherein the material capable of flow comprises an aqueous solution of a) polyacrylic acid and esters thereof; and b) at least one acid selected from the group consisting of fluozirconic, fluotitanic and fluosilicic acid. 13. The method according to claim 1, wherein the material capable of flow comprises an aqueous solution of a) polyacrylic acid and esters thereof, and b) chromium chromate.
MXPA/A/2000/008719A 1994-12-23 2000-09-06 Applicator for flowable materials MXPA00008719A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/363.116 1994-12-23

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MXPA00008719A true MXPA00008719A (en) 2001-07-31

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