After you know about how much that you need to pay each moth, you are able to decide whether you want to live at that apartment with a roommate or alone. Living at an apartment, a dome, or others with a roommate can help you to save your money. It is because it can reduce the cost each month, including in paying some services or some utilities. There are some advertisements in the Internet may advertise about some college apartments with the affordable prices. Besides, you are also able to do searching in some websites that provide some information about the college apartments. You are also able to ask other college students that know where you are able to find the cheap apartments. After you get the information about the cheap apartments, you are able to look at those apartments directly and decide which one that you want to rent.

However, choosing the best online degree cannot be considered as an easy task to do because you will need to have valid and reliable information of certain education institution offering you the online program. For example, if you want to take some masters in nursing online from a university, you will need to see whether the university has been accredited by the Commission on Collegiate Nursing Education (CCNE). If the university has been accredited by the Commission on Collegiate Nursing Education (CCNE) it means that the university has been acknowledge by the association of nurse. Next, you will need to make sure that the curriculum used in the program has been specially design for the need of online learning. Since this kind of learning will involve no physical meeting between students and lectures, the curriculum should accommodate the online learning style.

The good thing is that this site will not only offer you lots of freelance jobs, but you can also promote some jobs that you might want other people to try. Yes, in other words, you can also find freelancers from this site. You do not need to make huge announcement for freelance jobs you offer, because you can just directly post it in this site, and other people who are looking for this kind of job will be able to access easily. This way, you do not need to wait for a long time only to get your job filled.

1, pigment dispersion process Pigment dispersion of three processes: wetting, dispersion and stability.
wetting Pigment surface water, the air Solvent (Paints) the replacement is called wetting. Solvent-based paint is not wetting problem, because solvents (paint) the surface tension is always lower than the general surface tension of the pigment. However, wetting a process, especially since the pigment is an aggregate, paint solvent into the gap needed. When the solvent viscosity is low, the wetting speed quickly. Paints and solvents should pay attention to increase the order of, first, add additional solvent paints. In Water-based paint , Due to the higher surface tension of water, the organic pigment wetting have difficulties, and needs Wetting agent To reduce the surface tension of water.

grinding and dispersion In Pigment process, the pigment particle size is controlled in accordance with specified requirements, but because the van der Waals forces between particles, pigment fine particles gathered with each other, as aggregates, which will be open to them to re-disperse This will require shearing or impact force. The abrasive coating is mainly shear forces.

Viscosity in the study have known, when the shear rate (D) fixed, the shear stress ( ) is and viscosity ( ) is proportional, that is: = D

Shows high viscosity, shear force, the ground is favorable, but the grinding equipment, the capacity of the motor system determines the maximum value of , the viscosity can not be too high.

Wetting of the pigment dispersed by impact force when the hope that the lower viscosity medium (paint), but when grinding high viscosity; to make full use of distributed equipment, hopes to paint a large batch dispersion. How to balance these three requirements? According to Mooney formula, in the system as little more pigment plus polymer, is a three worlds approach.

stability Pigment dispersion after, there are still a tendency to aggregate with each other, that flocculation tendencies, this needs to be stable particles have been dispersed them, which is protected, otherwise, because flocculation can cause opacity, color strength and so on down, and even poly Results. For pigment particles stabilized, mainly by two ways:

stability of the pigment surface electric charge, that is formed on the surface double layer, using the opposite charge repulsive force, the particles remained stable. Plus a number of surfactants or inorganic Dispersant Such as multi-phosphate and hydroxyl amine, can achieve this purpose. Protective effect of three-dimensional stereoscopic

protective effect of protective effect, also known as entropy. An adsorption layer of paint surface, when the adsorbed layer reaches a certain thickness (> 8? 9nm), their mutual repulsion can not protect the particles together. If the system only solvent because the adsorption layer is too thin, repulsive force is not enough, the particles can not be stable. If the increase in the number of solvent-based paint in the long chain surfactant, surfactant adsorbed on the polar pigment, the non-polar side toward the paint, can form a thick adsorption layer (8? 9nm), but surfactant adsorption in the paint is only one point, it is very easy to replace solvent molecules down, if the rate of some polymers, polymer adsorption on the surface of pigment particles can form adsorption layer 50nm thick, and there are a number of polymer adsorption point, and this can he last the next, not from pigments, which may well play a protective role.

2, the stabilizing role of dispersion
A stable pigment dispersion should not occur in the store when the following three phenomena:
pigment deposition occurred; excessive pigment flocculation occurred, to the detriment of the apparent rheological properties and coating;

As pigment and medium physical or chemical action between the viscosity increase caused.
pigment deposition Stokes formula = 2 2 ( 1- 2) g/9 representation of spherical particles in a liquid medium in the rate of settlement, the formula for the whereabouts of the velocity , for the particle radius, 1 for the particle density, 2 liquid density, is liquid viscosity, g is gravitational acceleration. Although the paint does not fully comply with the settlement of the requirements of this formula, but can be used as a basis for discussion. Can be seen from the formula, with the reduction of particle radius decreases with the particle and medium density difference declines, also decreased with the increase of viscosity, so as far as possible with the particle radius is small, low-density pigment and high viscosity of the medium to prevent sedimentation. ,

When the pigment adsorption of low molecular weight polymer or surfactant, the particle diameter will increase, not conducive to anti-settlement, but the density of particles dropped to prevent settlement, both compared to the previous one kind of effect can be ignored. When using high molecular weight polymer, the particle adsorption layer thicker, can speed up the settling velocity, but because of the low density of adsorption layer thick and has a good protective effect of the space, preventing flocculation, thus preventing settlement, even if there is settlement, deposition layer is very loose, not serious flocculation and aggregation of dispersed by stirring easy to restore. Proportion of pigment to prevent the settlement of a method of treatment is the use of surfactants, such as treatment with stearic acid Calcium carbonate . Another way to prevent the settlement is to increase the medium viscosity, which can make use of paint, “thixotropy” has made, that is, when the paint place, the viscosity is high, can be frozen into a jelly. In order to paint a thixotropic paint can add thixotropic agents or Thickener , Solvent-based paint in mainly hydrogenated castor oil, organic bentonite (montmorillonite), and alcohol and aluminum.

pigment flocculation Pigment particles in the medium continued to Brownian motion, that is, thermal motion, each particle has some kinetic energy. Between particles and particle collisions continue to occur, if the particle’s kinetic energy can overcome the repulsive force between particles can lead to close contact with each other, resulting in flocculation. Dispersion is not stable on the flocculation rate (the number of half-life of a particle that) that can be used the following formula: t1 / 2 = 3 /4kTn0 the formula t1 / 2 half-life for the particles, that is half the required number of particles time, the medium viscosity, k the Boltzmann constant, T is the temperature, kT is the average kinetic energy of particles, n0 the initial number of particles. As can be seen from the type to raise the viscosity can be reduced flocculation. But in fact, alone is not sufficient to improve the viscosity stability of coatings dispersion, important way to prevent the particle collision in contact with each other.

Pigment particles close to each other usually has three main forces: dispersion forces, resistance to static electricity and space. Dispersion force is attractive; static electricity can also be attractive to repulsive, dispersion in the coating is mainly repulsive;

There’s more to painting than just paint, brushes, and canvas. This article covers some tools and supplies that you need or may find useful depending on your working style.

You need an easel. Get the heaviest one you can find so that it doesn’t walk away from you as you paint. Some other options are floor easels or Julian (or French) easels for outdoor painting. Prices for this piece of equipment are for a tabletop and over 0 for a full-sized easel. If you’re resourceful, you can rig up something that works for you.

Positioning your painting surface at the correct angle for working is absolutely necessary. When you look at your canvas, the surface should be parallel to your face. So, an easel, or something you rig up yourself that does the same thing, is essential. Here are some options for easels:

To begin with, try propping your canvas against a heavy box on your work table. If your work surface is slick and the painting is sliding, try making a stop by duct-taping a piece of wood to the table.
Look for paint boxes with easels built into them.
A floor easel is great, but it can be expensive and it takes up a lot of room if you don’t have a separate area for your work. If you find an inexpensive model made of three sticks that are 1 to 2 inches in thickness, don’t bother wasting your money. This model skitters around the floor as you work and collapses unexpectedly. Go to an art supply store and try out the floor easels to see which works best for you.

Negative space is the space around and between the positive shapes in a painting. Negative space is as important to consider as the positive shapes. The object, or subject, in the painting (a flower, for instance) is the positive shape. The area around the flower, the background, is the negative space. Negative paintingis painting the negative space — the area around the positive shape. In watercolor, you do lots of negative painting to save white and light areas.

Try out negative painting. If you have a daisy to look at, get it out now. I have a bunch of silk flowers to use as inspiration. Real ones are even better if you have access to them. I used the daisy as an inspiration, but didn’t closely follow all the detail that the flower showed.

1. Draw the outline of a white flower on a 5-x-7-inch piece of watercolor paper. Don’t forget the stem and leaves.

The flower is the positive shape. Take a minute or two to really look at the flower shape. Take time to make the edge interesting with all the irregularities that you observe.

2. Activate your paints. Choose the colors you want for the background and activate them if they’re dry. I used alizarin crimson, hookers green, phthalo blue, lemon yellow, and cadmium yellow.

3. Paint clear water over the background. As the paper soaks up the water, rewet the area until the background is shiny damp with no dry spots. If you get a puddle of water, pick up the paper and tip it back and forth, allowing the water to dissipate through the entire wet area. You want to have an even wetness everywhere in the background. Leave the flower, leaves, and stem dry.

4. Paint the background before the water dries.

A. Take your round brush, pick up some green paint, and float it in the damp background. The paint will explode in the water. Put green in other areas quickly. You must apply the background colors while the paper is still wet. If the paper dries in an area before you’re done, stop and let it all dry. Start again with Step 3.

B. Rinse your brush between colors and get red and drop it next to the green. The red and green should mix to a dark green. Add blue in some areas.

C. Use your brush to manipulate the colors where you want them to go. Pick up the paper and tip it one way, then another, to let the water blend the colors together.

When you like the background, lay the paper down flat and let it dry.

5. Add the flower details. The center of the daisy is an oval of lemon yellow. Add a cadmium yellow shadow to the center while it’s still wet for a soft, rounded look.

6. Glaze the stem and leaves green. After the flower center is dry, mix a yellow-green with water so it’s very transparent to paint over the stems and leaves. If the background got on your stem, flower, or leaves, you can remove the paint with a stiff brush and clean water. Blot to lift off the paint with a tissue. See Chapter 3 for more on lifting paint.

7. Finish with the shadows. Paint a blue transparent shadow under the yellow daisy center.

Painting is something anyone might want to try. You might have seen somewhere a painting company doing some interior painting. Possibly in your office at work or friends home or even on TV. It looks simple right? The painter you saw has a lot of practice and experience which makes it look easy. This painter has developed his painting techniques over the years doing wall painting and trim painting a 1000 times.

If you have an inspiration to paint, first you’ll have to learn how to paint and the things involved in the painting process. You’ll have to decide what type of paint you will be using. You have two choices basically acrylic paint or oil paint. Acrylic paint is a water-based paint which cleans up with water at the end of the day and oil paint is petroleum-based paint that cleans up with varsol or thinner. Generally wall painting is done mostly with latex and this is the majority of the interior painting projects.

There are two ways of painting giving us to different types of results, if you listen to my painting tips on interior painting, the first thing you’ll have to do is do some preparation work before painting the walls.

Make sure you have the right painting tools. A good-quality roller and not a cheap one because a cheap one will be hard to work with because it does not hold enough paint and its sprays too much. A good-quality roller is in the vicinity of around for a professional roller and this definitely is a must for painting walls without sprinkling. The next thing is a good quality brush. Again a good-quality brush is made from something other than nylon for acrylic painting.

Generally I use a two half-inch square cut brush from one of the high-end brush manufacturers and it roughly cost about -. And finally I get a good adjustable solid rolling poll so that when you come to tight places you can contract the poll and when you get to situations where you have to roll high you can expand the pool length. Furthermore you will need this poll if you want to be painting ceiling. So these are the painting tools the pro- painters use in their painting services.

The second way is using cheap painting tools and not worry about how the job looks, And how much over spray you get on the floor and yourself and finally how much extra harder you have to work to get it to cover.

Article by Tanya Glenn

“Oh no, now I’ve done it.” You have just applied to much paint and created huge sagging paint globs to your once perfect model. That perfect contest winning finish you were hoping for is now a disaster.

All is not lost however. You can fix just about any paint mistake that you have made on your contest model with just a bit of work. With a careful paint sanding technique, you can create a perfect finish.

Using four techniques; paint standing, re-spray, paint polish and wax, you can fix just about any mistake you make. I will show you how to use these techniques to fix your model and bring it back to contest level.

Paint standing is the first technique we will use to correct and over spray or orange peel situation you have created on your model. Orange peel is just extra paint that is applied to thickly and ends up making the surface of your model looked like the outside of an orange. The easiest technique I’ve found to correct this kind of situation is just to use sandpaper to grind off the extra paint. The hardest part of doing this is not to stand into the details sticking out of the surface of your model.

There are many different grades or grits of sandpaper. I basically classify sandpaper into two types, rough and fine. Rough sandpaper comes in grit numbers from 100 to 1000. The lower the number the more course it is. For heavy paint removal I typically use number 320 grit. Fine sandpaper runs from 2000 thru 12000 grit. This fine grit is one secret to getting to a perfect finish.

Sandpaper comes with different kinds of backing. I prefer cloth backing over the cheaper paper backing because generally I use only a wet sanding technique. Wet sanding is where you use water to help lubricate the surface of the model and generally works better for my model paints.

Your first task is to let your paint mistake dry completely. Then start the uneven paint removal with a rough grit sanding being very careful not to sand into any plastic detail of your model. I will cut the sandpaper into very small pieces and hold them or glue them to wooden “tools” to get into small places. I will also use paint thinner to soften paint buildup around detailed areas keeping in mind that you do not want to ruin the plastic.

Once this is done, re-spray paint the damaged area.

Continue this process of sanding and re-spraying until you are satisfied with the finish. At this stage you are now ready to fine sand the paint.

Fine sanding is really the true secret to a perfect paint finish. I work the paint finish by sanding the paint using these grits in order.2400320040006000800012000

The sandpaper I like to use is sandwiched between foam so that it conforms to the surface of the model more easily. Each step uses the wet sanding technique with water. Change your sanding strokes in different directions and try not to use a lot of pressure. At the end of this paint sanding sequence the surface of your model should be very even and smooth. This will bring us to the next step which is polishing the paint.

Paint polish is the next secret to that near perfect paint finish for your contest winning model. I prefer Novus plastic paint polish. I work the paint to a fine mirror finish by using No. 3, No.2, and then No.1 in sequence. This sets you up for the final step which is wax protection.

Wax protection is the final step in and creating your contest winning the model finish.I use Meguiar’s mirror glaze #26 professional high tech yellow wax. You can find this at any automotive parts store. I apply it with a soft cloth and buff the paint to a showroom finish.

Well there you have it. It is a lot of work but it is well worth the effort. In the end you have fixed your pain problem and come out with a model that has a complete showroom and contest winning finish.

Article by Debbie Davis

Paint is a cheap way to get a new look fast. But prolonged exposure to paint fumes can be the beginning of expensive health problems. That’s why the United States Environmental Protection Agency (EPA) lists paint in the top 5 on the list of environmental hazards.

Symptoms of a sensitivity to these fumes include headaches, dizziness, dry throat, burning and watery eyes. Those with extreme sensitivity often experience nausea and vomiting. These airborne chemicals are particularly hazardous to pregnant women. But because painting is one of the easiest, cheapest, and most effective ways to make-over a room, few of us will avoid coming in contact with paint.

Here are 3 practical ways to avoid prolonged exposure and the acute and long-term health effects paint fumes can cause.

Ventilate Properly–Opening windows and doors to move air through the space will prevent fumes from building up to a toxic level. Be careful that ventilating does not create too much of a draft and cause unwanted particles to stick to and dry on the painted surface.

Place a box fan in the window that pulls air out of the room. Leave this on throughout the painting and overnight to fully exhaust any lingering fumes. Close off the heating and air conditioning ducts when you do this so that you are not heating or cooling the room that is being painted.

Use Paints with Fewer Petrochemicals–Petrochemicals, as the name suggests, are made from petroleum and natural gas. Paints with high levels of petrochemicals contain volatile organic chemicals (VOCs) which with high and prolonged exposure can cause cancer in humans.

Oil-based paints contain approximately 93% parts per gallon of petrochemicals while water-based latex paints contain only 15%. Explore the newer types of paint available to consumers now. They contain drastically fewer petrochemicals and are labeled as low-VOC paint.

Painting with a lower level of toxicity will greatly reduce your exposure to hazard. These paints not only make your paint project look good, but greatly reduce the smell and problematic symptoms associated regular paint.

Remove Paint Fumes with a Carbon-Based Air Purifier–Volatile Organic Chemicals (VOCs) contained in paint such as benzene, formaldehyde, toluene, and xylene are such a potent pollutant to your indoor air quality. These chemicals evaporate into the air quickly and come at you from large expanses such as walls and ceilings. But even after the paint has dried it often continues to emit hazardous chemicals into your air.

Using an air purifier that contains a carbon-based filter that has an additive that is specifically designed to trap volatile organic chemicals is one of the best steps you can take towards protecting you and your family against the ongoing hazards of paint fumes.

Article by Marcy Tate

Most cans of paint contain harmful chemicals and therefore, should not be thrown out in the regular trash. Even low or no voc paints should be disposed of carefully. Many homeowners pour leftover paint down the drain and this could be potentially harmful to the environment. The best way to dispose of paint depends on what type of paint it is. Use the following guide to learn how to properly dispose your extra paint.

Careful PlanningYou can avoid having leftover paint by carefully calculating the amount of paint needed for your project. One gallon of paint typically covers between 250 and 350 square feet. This amount will vary depending on the condition of the walls and the number of coats you’re applying. Some stores allow you to return unopened cans of paint. Check with the paint supplier before purchasing.

Save ItOne of the best ways to avoid figuring out how to properly dispose of your extra paint is to save it for a small DIY project. A small amount of paint is often enough for a small home improvement project such as painting some shelves, table or sandbox. Additionally, different colors of leftover paint can be combined to create a unique color for your project.

Helping OthersCharity and community groups often welcome leftover paint donations. Check with local charities in your area. You could be doing a wonderful act of kindness by doing so.

Recycle ItSome local recycling centers have an area set aside to share partially full, non-rusted cans of paint. Paint cans can also be recycled or dumped at a hazardous waste collection site. Contact your local municipality to learn where such centers are located in your area.

Oil-based paint must be disposed of at a hazardous waste collection site. The chemicals in oil-based paint are flammable and can be harmful.

Dry It: For Latex, Acrylic and Water Based PaintIf you would rather discard of your paint, it must be dried up or hardened first. It is a simple process:* For cans of paint less than