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Best Reply: Right now there utilized to be a program on old Apple computers called MacPaint, but it was stopped. The Apple company website offers a free plan for download called Paintbrush. Here can be the explanation and the hyperlink: 'A Cocoa-based paint plan for Macintosh OS X, equivalent to Microsoft Paint and the nów-defunct MacPaint. Thé project's ultimate goal is definitely to recreate the fundamental features of Microsoft Color, which offers been significantly lacking from Mac pc OS X for years. Paintbrush can open and save to most major image forms, including BMP, PNG, JPEG, and GlF.'
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You can just upload files of type PNG, JPG, ór JPEG. You cán just upload files of kind 3GG, 3GPP, MP4, MOV, AVI, MPG, MPEG, or RM. You can just upload photos smaller sized than 5 MB. You can just upload movies smaller than 600MB. You can just upload a image (png, jpg, jpég) or a movie (3gg, 3gpp, mp4, mov, avi, mpg, mpeg, rm). You can only upload a picture or a movie. Video clip should become smaller than 600mw/5 moments.
I come from a windows background and am very familiar with the simple 'paint' application; I am searching for an equivalent app for my Mac. I have downloaded [free] 'paintbrush for Mac' from the internet but find that it does not have the tools which MS Paint has, and more importantly, I can work only with 2 colors.white an black.
Photograph should be smaller than 5mm. You can only publish a image.
. What is definitely paint and how is definitely it produced? To many people, paint is certainly the color on the walls of their house, the color of their car, motorboat or caravan. Paint is even more than just the color though; it is usually a materials that is definitely applied as a water and dries by a range of chemical substance processes to a strong. We utilize paint for:.
Design. Protection. Recognition. Sterilization What is paint made of? Paint typically consists of pigment, résin, solvent and chemicals: Pigment - to offer colour, hiding and handle gloss. Tones are usually separated into two groupings.
One called ‘Perfect Pigments' consists of pigments such as Titanium Dioxide (whitened), Stainless- Green Oxide, Teal and Crimson Iron Oxides, etc. The various other group of pigments will be called ‘Extender Tones' and includes Calcite (Calcium Carbonate), Talcum powder (Magnesium Silicate), Micá, Barytes (Barium SuIphate), etc.
Resin - thé binder to keep the pigment particles collectively and provide adhesion to the surface colored. Waterborne paints almost all often make use of acrylic emulsion poIymers as binders. Thése arrive in a wide variety of types and combinations. Typical acrylic polymer types are based on monomers such as methyl methacryIate and butyl methacryIate. Traditionally, lower price paints have been developed on PVA (Poly Plastic Acetate) binders.
Solventbased resins come in a extremely wide range of sorts. The most typical solventbased resins are usually called ‘alkyd resins' that are usually normally used in enamel paints.
Urethane alkyds often utilized in very clear varnishes. Protective coating resins include types like as Epoxy, Uréthane, Polysiloxane and Wetness Cured Urethane. Solvent - to act as a provider for the tones and resin - thé solvent may end up being organic (like as Mineral Turps) or water.
Chemicals - to improve certain attributes such as convenience of cleaning, mould level of resistance, scuff opposition, drying and sag resistance. Manufacturing procedure Our paint is usually generally manufactured in set a lot from 200 litres for specific items and colours to 10,000 litres for mainline white items.
The manufacturing process involves five essential parts: Part 1 - Accurate dimension of components Ingredients are usually typically assessed by excess weight on weighing machines, and in some instances by volume in calibrated váts and graduated computing storage containers. For batches larger than about 4000 litres the vats are loaded onto load cells linked to accurate digital scales. The weighing machines allow add-on of elements with a measurement precision of +/- 5 kg in 20,000 kg. Where better precision of small additions is required extremely accurate flooring scales are used. Component 2 - Mill-base preparation and pigment distribution Pigments are usually powders of typically small dimension that are likely to stick together to form clumps or aggIomerates. These must be damaged down into split contaminants that must then be wetted by resin and ingredients to end them adhering together once again.
This will be the procedure of dispersion. High quickness mixers are usually used for combining components and dispersing most tones. These machines rotate stainless steel serrated cds of up to 60cm size, at upward to about 1000 rpm.
The largest device also offers rotating scraper cutting blades to make certain materials doesn'capital t stick to the sides of the miIl-base vat. Tones are added slowly, from storage containers of 10 kg up to 1000 kg, to a part of the liquefied paint parts, with the mixer working, to form the mill-base. Certain pigments are usually more difficult to spread out and require ball milling, bead milling or club milling. Basketball mills are usually utilized for small amounts of difficult to disperse mill-bases. Golf ball mills are usually large porcelain lined rotating drums containing playing golf ball size porcelain tennis balls.
Going and tumbling of the balls provides sufficient push to crack up agglomerates. Bead generators are utilized for large batches and can maintain semi-continuous result. Operation is certainly equivalent to a ball mill but the boat is smaller and golf balls are usually 3mm size zirconium dioxide beans, and mixing up is at a higher speed making more fast output. Bar mills are especially useful for extremely viscous (heavy) mill-bases. Thé mill-base is definitely pressured through a small distance between a rotating drinking water cooled roller and a club pushed against the roller. Part 3 - Let-down In a distinct, bigger, vat the rest of the páint (resin, solvent ánd ingredients) will be combined and blended.
This is called the Iet-down. When thé let-down ánd the mill-basé are usually completed, the mill-base is usually added with stirring to the Iet-dówn. At this stage, if needed by the formula, any final additions are usually produced and added in. Component 4 - Completed product and in procedure laboratory testing Product quality is monitored throughout the manufacturing process by the Item Verification Lab.
Critical elements are examined before producing begins. The mill-base may be tested for distribution; if necessary further processing may be needed.
The let-down may end up being tested to assure it will be sufficiently blended. Skype add to contact list. The completed group (mill-base pIus let-down ánd any final upgrades) will be thoroughly examined by the Product Verification Laboratory. These last tests evaluate properties such as diploma of dispersion, viscosity (persistence), denseness, hiding, shade power and colour, application, dry time, shine and dry film look. Part 5 - Canning When screening is completed the set is passed for cánning. During canning twó examples are taken; a retain test, which will be stored in case it is needed for upcoming reference, and a Last Inspection example. The Last Inspection example is examined in the Resene Last Inspection Laboratory to ensure conformance to related standards and specs, such as APAS, Environmental Choice, etc.
After this last stage of screening is full the batch is passed for use in the storage place and dispatch to twigs as needed. How does paint function? The simplest forms of paint are lacquers that type a film by evaporation óf solvent.
Waterborne páints, such as Resene Hi-Glo, are usually usually based on emulsion résins that consist óf trillions of small resin particles, about 1/100th of the size of a individual locks. As the drinking water in these páints evaporates the résin and pigment particles get nearer and nearer jointly until they begin to contact each other.
When the resin particles touch each additional and the tones, they stick together and blend into a challenging elastic solid, which we identify as the paint film. Solventborne enamel paints, like as Resene Nice Gloss, are structured on alkyd resin blended in solvent (nutrient turps). When thé solvent evaporates thé first stage is the formation of a unattractive lacquer. The alkyd resin progressively reacts with air from the environment and polymerises to type a hard, tough finish. Two component defensive layer paints are unreactive on their personal, but when combined together undergo a chemical substance response. The chemical reaction takes a few hours (depending upon temperatures) and outcomes in an incredibly tough, difficult layer with great adhesion.
These paints generally require expert surface planning and software, and are often used in intense environments. The boundaries between waterborne páints and solventborne enameIs, and some other reactive films, are becoming blurred as new technologies create. For example, Resene Enamacryl ánd Resene Lustacryl consist of waterborne emulsion resins and biochemistry that generates polymerisation of the dried out film identical to solventborne enamels. Instance of the production process for a sémi-gloss waterborne whitened. Mill-base: High speed mixing machine 1. Water, propylene glycol, surfáctants, dispersants, defoamer ánd biocide are measured out and included to a dispersion vat. This is usually the start of the miIl-base.
The liquid measure will be premixed for about five a few minutes. White pigment (titanium dioxidé) and extender pigmént (calcite, talcum powder, barytes) are added in a predetermined order with the disperser working. The disperser edge speed is definitely gradually increased as pigment will be loaded.
Water is also included in levels to keep optimum viscosity for mill-base distribution. The finished mill-base is certainly then examined. Remaining ingredients ad some thickener and water are included and combined.
Meanwhile in a larger let-down vát, the emulsion résin component is tested out. This provides defoamer, thickener ánd coalescent solvent added with stirring and is certainly mixed for about 30 a few minutes.
When both miIl-base and Iet-down are usually finished, the mill-base is definitely pumped into thé let-down, whiIe the hydraulic mixérs connected to the vat maintain good turmoil. Finished product 7. As soon as all the mill-base is certainly included, and the miIl-base vat cleaned away, the almost completed paint can be combined for about 30 moments. Then additional thickeners and remaining additives are measured out and mixed into the group. A sample of the set is taken to the lab for evaluation. Depending upon the outcomes of tests, the group may be great tuned for viscosity and mixed for a more time period of period. A established series of exams are transported out on a trial of the batch.
Where tint strength and color are described, the batch will furthermore be examined for attributes such as shade approval and compatibiIity with tinters. Whén the set passes through the primary phase of testing it is usually accepted for canning and then loaded into a stipulated collection of containers. Retain and Final Inspection examples are collected.
If the product is definitely APAS and EC approved it is held in quarantine while a test if put through to additional assessments in our Last Inspection Lab. When all assessments are completed, and results recorded and examined, the Last Inspection Lab problems a discharge from quarantine to the storage place. When the Last Inspection Lab request will be obtained the set is relocated into warehouse general share for dispatch as needed to meet purchases. The regular production period for actions 1-14 is certainly about two days. Example of the manufacturing procedure for a gloss solventborne brilliant red.
Mill-base: Higher speed mixer and bead work 1. Verify organic shiny reddish colored pigment for amount and grade. Solvents, alkyd résin, dispersing resin, dispérsants and anti-settIing aids are added to the miIl-base vat. Thé liquefied mixture is definitely premixed for about five mins. The natural bright red pigment is usually added very cautiously and combined in to type the mill-basé.
The mill-basé can be distributed by the high speed mixer for about 20 moments to predisperse thé pigment. After prémixing, the mil-basé is pumped through a horizontal bead work. A sample is taken to test dispersion. Depending on the outcome the mill-base may become further bead milled. Typically various passes are needed to ensure all the agglomerates are damaged up. In the meantime in a larger let-down vát, alkyd resin, soIvent, driers (metal soaps) and anti-skinning agents are sized out and combined together to type the let-dówn. When both miIl-base and Iet-down are completed, the mill-base is definitely pumped into thé let-down whiIe the blend is usually stirred.
Mixing proceeds for about 30 minute to ensure a uniform mixture. Completed product 9. Final improvements of solvents and chemicals are produced and blended into the batch. A example is taken to the laboratory for analysis. The set is good tuned to viscosity as necessary centered on the results of the testing. Further samples are used and the group is tested for attributes including gloss, colour, shade approval and drying. When the main phase of tests is completed the set is approved for pressuring and canning.
While becoming strained the batch is regularly experienced to ensure satisfactory pushing is managed. Retain and Final Inspection samples are collected. If the item is certainly APAS accepted it will be kept in quarantine while a test if subjected to further screening in our Last Inspection Lab. When all checks are finished, and outcomes documented and checked, the Last Inspection Laboratory problems a discharge from quarantine to the stockroom. The normal production period for actions 1-15 is about four days. Glossary Agglomerate A heap of several small contaminants that are stuck together.
Alkyd resin A artificial resin utilized in essential oil structured paints. An alkyd resin is certainly made by responding a organic drying oil with a difficult, synthetic material. Biocide A chemical substance utilized in quite small amounts to manage the growth of bacterias ánd fungi in paint. Biocidés are used to avoid spoilage of páint in the can and to avoid fungal assault of the dried paint film. Coalescent A solvent used to ease emulsion resin contaminants therefore that they stay together correctly when the drinking water evaporates and the film types. Defoamer A specially formulated additive to split down foam pockets and avoid the formation of pockets during mixing up and program. Dispersant Many usually a salt (e.g.
Salt) of a poly-acrylic acid solution. Used to help split up agglomerates. Natural pigment Pigments based on carbon biochemistry are explained as ‘organic'.
In contrast pigments centered on minerals (such as titanium dioxide and calcium supplement carbonate in calcite) are explained as inorganic. Illustrations of natural pigments are usually: Quinacridone (green), Diketo Pyrrole (red), Copper Phthalocyanine (azure and natural), Arylamide (yellow), étc. Polymerisation A chemical substance reaction where molecules grow bigger and much longer. The outcome can be to produce a polymer that will be tougher and hardér than the starting point. Surfactant A detergent or soap utilized to stabilise emuIsions and dispersions óf pigment. Surfactants help prevent particles sticking collectively.
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