WebApr 5, 2024 · Polymerization - It is the process of polymer's formation from the respective monomers. Synthetic Polymers - These are synthesised in the laboratory from a natural material. Some of the examples are nylon six and Buna-S. Addition Polymers - These types of polymers are produced by the repeated addition of monomers, having multiple … WebDec 7, 2012 · It is a condensation polymer, as no by-products are formed in the reaction. Formation of Buna-S is addition polymerization. In Buna-S, Bu stands for butadiene and, Na for sodium and S for styrene.
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WebAddition polymers: Polyvinyl chloride, polythene Condensation polymers: Terylene, bakelite Page No 435: Question 15.5: Explain the difference between Buna-N and Buna-S. ... The process of forming polymer Buna−S from 1, 3-butadiene and styrene is an example of copolymerization. Nylon 6, 6 is also a copolymer formed by hexamethylenediamine … WebJan 23, 2024 · Many polymers, both addition and condensation, are used as fibers The chief methods of spinning synthetic polymers into fibers are from melts or viscous solutions. Polyesters, polyamides and polyolefins … 5l不锈钢桶
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WebThe polymer that is addition as well as copolymer is: 1. PHBV 2. PVC 3. Buna-S 4. Neoprene Polymers Organic Chemistry Practice questions, MCQs, Past Year Questions … WebJan 29, 2024 · a) Homopolymers-Addition polymers formed by the polymerisation of a single monomeric species. e.g., Polythene. Co-polymers – Polymers made by addition … WebJun 29, 2024 · The polymers made by addition polymerisation from two different monomers are termed as copolymers. Buna-S, which is formed by polymerisation of buta–1, 3–diene and styrene is an example of copolymer formed by addition polymerisation. NCERT Class 12 Books Chemistry Chapter 15- Polymers- PDF Download 5l不辅助