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What happens in polymerisation?

Updated: 8/10/2023
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9y ago

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According to Sci-Tech Encyclopedia, as quoted on Answers.com, The linking of small molecules (monomers) to make larger molecules. There are two primary ways this linking occurs, condensation method, and the addition method. Both require a catalyst, such as an acid, or a heat source, depending on which method is used.

For a more complete discussion of this subject, see the excellent article on Answers.com For a children's version of the explanation of polymerisation, see this excellent "Making Science Fun" article: http://www.stevespanglerscience.com/experiment/00000039

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16y ago
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14y ago

Addition polymerisation takes place in three major stages, they are initiation, propagation and termination.

Initiation: In this stage, an peroxide molecule is inserted with the respective monomers. At high temperature and pressure, the peroxide molecule decompose to form free radicals. The free radicals attack the unsaturated state of the monomers causing a chain reaction with respective monomers attaching to each other.

Propagation: The monomers continues to add across the unsaturated state of one another at controlled temperature and pressure producing free polymer radicals.

Termination: The reaction ceases usually with the combination of the two polymer radicals together to form a long continuous polymer.

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9y ago

In polymerization several monomers are combined to form a polymer or polymeric compound. A monomer is a molecule that can be bonded to other identical molecules to form a polymer.

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It is when the Monomers combine together to make a chain of Polymer. Each polymer molecule is made from repeating of monomers which is called polymerisation. That's why poly means (many).

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Q: What happens in polymerisation?
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Related questions

What are the examples of polymerisation?

polyethylene,polyvinylchloride


Why the polymerisation of benzene is not possible?

it is possible


What are the differences between cracking and polymerisation?

cracking is breaking bonds of the hydrocarbons and polymerisation is making the double bonds between the hydrocarbons. WillyD


How is polymerisation carried out?

There are 2 types:- Addition polymerisation is polymerisation in which monomers are joined across the double bond, for example polyethene. Condensation polymerisation is when water is lost from the two monomers for example the polymerisation of nylon, the two monomers are a diamine and dicarboxylic acid. From the amine an H goes and combines with and OH from the acid to form water. From this reaction, 2 moles of water are lostto form nylon -NH-[ ]-NH-C=O-[ ]-C=O-


What happens in the process called addition polymerisation?

a chemical reaction in which simple molecules are added to each other to form long chain molecules without by products


What is polymerisation reaction?

Polymerisation is a process of reacting monomer molecules together in a chemical reaction to form three-dimensional networks or polymer chains.


What technology is used in the manufacturing of polythene?

Polymerisation


What is electropolymerization?

polymerisation in the presence of an electrical current


What process joins two monomers?

Addition polymerisation


When monomers join up the process is called?

polymerisation.


What is polymer?

nothing


What is the name of the smaller molecules that react together in polymerisation?

They are called monomers.