3. Why is casein plastic no longer used in large-scale manufacturing?

Q: what is safetyness of PTFE materials & other substitutes?

A: PTFE stands for Polytetrafluoroethylene. It is a thermoplastic polymer compound consisting of 'C'…

Q: Chemistry Name (a) a thermoplastic, (b) an elastomer, and (c) a fiber that is produced…

A: Answer -  ionic chain polymerization - Ionic chain polymerization is a chain-growth reaction where…

Q: What is the chemists’ solution to non-biodegrable plastics?

A: Non-biodegradable plastics are defined as the plastics which are made up of polymers which are not…

Q: Product: Nail Cutter 1. Why did we use metal in making nail cutterl? Why not ceramics or polymer?…

A: The solution is shown below

Q: Name the polymer used for making insulation material for coating copper wire.

A: Copper is the conductor which transfers electricity and heat.

Q: Which materials are needed to make a plastic bottle.

A: Polymers are macromolecules with high molecular weight formed by the combination of several…

Q: 36. The are...................Production of plastic products. O A. Seven. B. Four. C. Three. D. Six.

A: There are seven types of plastics produced: 1. Low density polyethylene 2. High density polyethylene…

Q: Give two benefits of vulcanized rubber.

A: Vulcanization of rubber: It is a process in which the mixture of raw rubber is heated in presence of…

Q: 14. Indicate two important microstructural characteristics for polymers that are considered for…

A: Polymeric fibers are derived from the polymers. Some of the examples of these fibres includes are…

Q: Plastic 1. What are the general properties of plastics? low cost, easy to manufacture, durable,…

A: The general properties of plastics are :-  i) Low cost. ii) Easy to manufacture. iii) Durable iv)…

Q: What are the alternatives to single-use plastics? Consider their viability from both an economic and…

A: Plastic are involved in our daily life. From use and throw to heavier uses.

Q: In four or more sentences, explain the advantages of using biodegradable plastic

A: Answer - Biodegradable plastic - Biodegradable plastics are plastics that can be decomposed by the…

Q: Which polymeric material is used for the making of bullet proof jacket?

A: Bullet proof jackets are material that blocks bullets from pistols and helps to escape from bullets.

Q: It is the ability of a material to resist scratching, wear and tear, and indentation. O Hardness O…

A: Please find your solution below : It is important to understand the properties of material while…

Q: Most plastics are made using chemicals extracted from oil. Currently, only a small fraction of…

A: In the current scenario , we are not doing enough to recycle . This is true when it comes to…

Q: Differentiate between Polymers and Plastics? Give some examples?

A: The word polymer is the combination of two units : 'poly' and 'mers' where 'poly' means many and…

Q: How are the physical properties of a polymer controlled in the vulcanization process?

A: Vulcanization or vulcanisation is a chemical process for converting natural rubber or related…

Q: List three potential benefits of biodegradable polymers.

A: Please find your solution below : Biodegradable polymers are the special class of polymers that can…

Q: 35. The polymer is if heated too much, they burn is. A. Thermoset. B. Thermoplastic.

A: Thermo plastics soften on heating whereas thermosetting plastics do not soften on heating.…

Q: Discuss why synthetic lubricants is preferred over petroleum-based fluids for specific applications.

A: Synthetic lubricants is made artificially and consists og Artificial chemical bonds.It is formed…

Q: The process of heat softening, molding and cooling to rigidness can be repeated for which plastics?…

A: Thermoplastics are plastic polymers that soften when they are heated, allowing for molding, and…

Q: What makes pyrex glass heat resistant?

A: Pyrex glass: It is the type of glass that is manufactured using sand, silica, and boric oxide by…

Q: Describe the compounding process?

A: The compounding process has to be described below.

Q: What type of wood would be ideal to make a canoe?

A: Hardwoods such as ash, walnut, cherry, maple provide stiffness and strength and durability, while…

Q: The problems associated with recycling/disposal does not ir Group of answer choices Virgin resins…

A: According to the question, we need to determine which of the following statement does not include…

Q: a statement about the scale of plastic production and how this has changed over time using simple…

A: Two questions based on introduction to polymer that is to be accomplished.

Q: 17. melted. O A. Thermoplastics O B. Thermosetting Plastics are cured into permanent shape is Cannot…

A: Form permanent shape that can't be remelted.

Q: In the production of printed circuit boards for the electronics industry, a 0.320 mm layer of copper…

A: First the volume of Cu is calculated which then used to determine the mass of Cu.

Q: lubricants.

A: In this question we have to explain the advantages of both oils and greases as lubricants along with…

Q: What is the chemical reaction for the combustion of PVC? What are the byproducts of the reaction?

A:

Q: how does oxobiodegradanle bioplastics, hydrobipdegradble bioplastics and traditional petroleum based…

A: Green chemistry deals with the configuration of the chemical process that involves the use of…

Q: What is the typical molecular structures of an epoxy resin and curing agent?

A: In the given problem we have discuss about the typical structure of Epoxy resins and also its curing…

Q: Why is spandex both strong and flexible?

A:

Q: 1. What are the environmental implications of nanotechnology? 2. How can you ascertain the release…

A:

Q: Name  four  methods  for  pretreating  polyethylene  to  receive paint or ink.

A: Painting polyethene is a difficult process to execute due to its chemical resistance owing to weak…

Q: difference

A: This question is related to proteins.