Polyethylene terephthalate Essays

  • Polyethylene Terephthalate Lab Report

    1282 Words  | 6 Pages

    INTRODUCTION Figure 1: Molecular Structure of PET PET (or PETE) is also known as polyethylene terephthalate or (C10H8O4)n. Its natural state is a colorless, semi-crystalline resin when combined with other materials like glass fiber or carbon nanotubes, it increases the material’s strength. Polyethylene terephthalate melts at 260°C and Amorphous density (at 25oC) is 1.33 g/cm3. PET can be produced by 2 different reactions as a product of polymerization. The first reaction is between ethylene glycol

  • Strawberry Legs Speech

    1278 Words  | 6 Pages

    HOW TO GET RID OF STRAWBERRY LEGS It is certainly not an exaggeration to say that we girls like our skin keep clean and smooth. To be able to flaunt our skin unabashedly, without a hint of hesitation or embarrassment is definitely our most cherished dream. Obviously, you would not want to limit your choice of your wardrobe based on your limited comfort level with your own skin. However, the sad part of the story is that no matter how hard you try to keep your skin away from any spot or scar, there

  • Pollution Essay: The Importance Of Recycling

    1884 Words  | 8 Pages

    Now everyone has heard the saying “one man’s trash is another man’s treasure”. You might be thinking, what kind of trash is going to be someone else’s treasure? Well, that’s the whole point of recycling. When people put the empty water bottle into the blue bin, people never know how it can be helpful to other people; Or even yourself. Recycling involves taking materials that have already been manufactured and breaking them down into other chemicals, and then using these new chemicals to make new

  • Amalgamated Industrial Steel Berhad Case Study

    2366 Words  | 10 Pages

    INTRODUCTION: Company: Amalgamated Industrial Steel Berhad Amalgamated Industrial Steel Berhad (‘AIS’), was incorporated initially as a private limited company on 20 November 1969 and made history in being the first manufacturer of steel pipes in Malaysia. It was formed by a group of leading local hardware importers and consumers supported by Tokyo Boeki Limited and Kawasaki Steel Corporation, two Japanese organizations that were renowned in the steel industry. The company commenced operations with

  • Plastic Pollution In India

    857 Words  | 4 Pages

    Plastic pollution in India General Plastic waste is one of the major environmental problems in India, especially in the urban areas. The population of India is 1.252 billion as of 2013. This increasing population has led to an increase in the generation of plastic waste. Use of polythene bags and plastic litter are the key sources of plastic waste in the country. Due to the lack of enough landfill sites in the country to dispose the waste generated from the households, the garbage bins on the roadside

  • Essay About Tough Skin

    1035 Words  | 5 Pages

    When I tell women that tough skin is a good thing, they tend to shy away from this skin care tip. They shun the idea of tough skin because of two misconceptions based on the way we use language. The first misconception is that they assume tough skin is the same as rugged skin. They equate tough skin with rough, leathery, unattractive skin. This, however, is not at all what I am talking about. But I do understand where they get this impression. They get this mistaken impression because they are

  • Advantages And Disadvantages Of Starch

    981 Words  | 4 Pages

    Over past many decades the polymers and their composite materials have become integral components of human life. One cannot imagine a life without these materials. They have received so much attention and acceptance among public and industry alike because of their high aspect ratio. They can offer good mechanical, thermal, flame retardant, insulating, conducting and corrosion resistant properties with appreciable reduction in weight compared to metals and alloys. More over these properties can be

  • Advantages And Disadvantages Of Polyester: Advantages And Disadvantages?

    2204 Words  | 9 Pages

    ADVANTAGES FOR THERMOSETTING POLYMER Epoxy Epoxy can bond strongly to most materials including metals, concrete, glass, ceramics, stone, wood and leather. Exceptions are plastics materials like polyethylene, polypropylene, Teflon and so on. It is low viscosity and very little shrinkage on curing, which makes it suitable to be used to produce reinforcement fibers and providing good dimensional stability. Besides that, epoxy has an excellent water, heat and chemical resistance. It has an excellent

  • Essay On Sling Bag

    816 Words  | 4 Pages

    Understanding Sling Bag Style: Fashion Forward Versus Fashion Victim The sling bag trend has stayed strong since last summer, carried by both Bollywood celebrities and street style-savvy fashionistas alike. However, there are right and wrong ways to wear the current styles. Sling bags come in every color, material, and hardware imaginable, especially now due to their continuing popularity. Here are a few tips on the most stylish way to rock a sling. 1. Keep It Youthful Sling bags can take a look

  • Soft Drinks Research Paper

    1264 Words  | 6 Pages

    Polyethylene terephthalate a synthetic resin made by copolymerizing ethylene glycol and terephthalic acid, widely used to make polyester fibers. It's a plastic resin and the most common type of polyester. Two monomers—modified ethylene glycol and purified terephthalic acid—are combined to form the polymer called polyethylene terephthalate. oca-Cola’ in Atlanta ,Georgia. It is non –alcoholic , balancing acidity, sweetened by the addition of sugar ,carbonated beverage, usually commercial prepared

  • Polyester Research Paper

    1181 Words  | 5 Pages

    the Calico Printers' Association England made a synthetic fibre from polyethylene

  • Plastics Case Study

    1489 Words  | 6 Pages

    bottles as it has good gas and moisture barrier properties, high heat resistance, clear, hard, tough, solvent resistant and microwave transparency (Refer Figure 3 and 4). Thus, in this study, the focuses are to determine the maximum percent of Polyethylene Terephthalate (PET) to be used in the hot-mix asphalt and comparison of PET modified HMA with conventional HMA in term of their

  • Mcdonald's Nuggets Case Study

    1000 Words  | 4 Pages

    plastic material called Clarified Polypropylene (CPP) for McCafé beverage cups, delivering environmental benefits while maintaining performance. The CPP package delivers the same consumer experience while using 20% less material compared to polyethylene terephthalate (PET). We phased out the coating on our food packaging that could produce perfluorooctanoic acids (PFOA), a chemical shown to persist in the environment. Wood fibre is used in the creation of their consumer packaging, from sandwich wraps

  • 2.5 Manufacturing Process Case Study

    1716 Words  | 7 Pages

    the material, and which of these types of plastics your municipality's recycling service accepts. Many facilities now admit number 1 through number 7 but check with them first to make sure. PET (Polyethylene terephthalate) The easiest and most common plastics to recycle are made of polyethylene terephthalate (PET) and are allocated the number 1. Examples include soda and water bottles, medicine containers, and many other common consumer product containers. As soon as it has been managed by a recycling

  • Plastics In The Marine Environment

    844 Words  | 4 Pages

    up the decomposition process. At the beginning of his project, he took a few soil samples from a local landfill and mixed them with polyethylene, one of the substances used to make plastics, and also a solution to encourage bacterial growth. After 12 weeks of constant concentrating and incubating the solution, the bacterial culture was tested on strips of polyethylene. After six weeks, the strips had lost more than 17 per cent of their weight compared to a set of control strips. In this experiment

  • What Are The Advantages And Disadvantages Of Plastics

    1288 Words  | 6 Pages

    Introduction The first plastic was invented by Leo Hendrik Baekeland back in 1907. Thanks to this man, that since then, plastic has become an underlying part of the human era. Due to its dandy characteristics, like being lightweight, strong, inexpensive, durable, corrosion resistant, high thermal & electrical insulation, plastic is used in our daily life, in one form or the other, transforming our life in countless ways.[1] The plastics we use today are synthetic polymer made from inorganic and organic

  • Concrete Literature Review

    1262 Words  | 6 Pages

    CHAPTER 2 LITERATURE REVIEW What is Structural lightweight concrete? Structural lightweight concrete is a very important and versatile type of material in modern construction. It has various applications which include multi-storey building frames, bridges, floors, offshore oil platforms and precast or pre-stressed elements of all types. The majority of engineers, architects and contractors recognize the innate value and advantages offered by this material as evidentially proven by many existing

  • Disadvantages Of Plastics

    872 Words  | 4 Pages

    having the highest quantity followed by Europe and North America. Fig.2: Plastic production per region in Million tonnes Source: (Kellen,2014) 1.2. Common types of plastics and their uses: There are seven major types of plastics: i) Polyethylene Terephthalate abbreviated as PET or PETE is a clear and tough plastic material with good gas and moisture barrier properties and is ideal for carbonated beverage applications and food containers and

  • Essay On Plastic Materials

    892 Words  | 4 Pages

    and many more applications in a household or daily life generally. The plastic materials are made from varieties of chemical mixture which makes different types of plastic materials such as, Polyethylene Terephthalate (PET/PETE), High Density Polyethylene (HDPE), Polyvinyl Chloride (PVC), Low Density Polyethylene (LDPE), Polypropylene (PP) and Polystyrene (PS). All the types of plastic, are used for certain type of product. For instance, Polypropylene is a common plastic material that is used for making

  • The Pros And Cons Of Plastics

    963 Words  | 4 Pages

    grouped plastics into 7 different categories & separate code called “SPI” is given to each plastic, which is marked in triangle symbol at the bottom of each plastic bottle. SPI Code #1: Plastic marked with an SPI code of 1 is made with polyethylene terephthalate, which is also known as PETE or PET. PETE-based containers sometimes absorb odours and flavors from foods and drinks that are stored inside of them. Items made from this plastic are commonly recycled. Common Use: Beverage bottles, medicine