The process of synthesizing addition polymers is addition polymerization. Wales. Styrofoam materials do not break down quickly under the influence of elements. Emulsion polymerization is a type of radical polymerization that usually starts with an emulsion incorporating water, monomer, and surfactant. BULK POLYMERIZATION • Mass or block polymerization: Polymerization of the undiluted monomer. These monomers can bond to each other on each side, potentiallyforever. Enter your email address below and we will send you your username, If the address matches an existing account you will receive an email with instructions to retrieve your username, By continuing to browse this site, you agree to its use of cookies as described in our, I have read and accept the Wiley Online Library Terms and Conditions of Use, https://doi.org/10.1002/0471440264.pst057. An example is poly- Coordination polymerization 4.5. Recall, a condensation reaction … . Addition polymerisation is the addition of one monomer to another monomer to form long chain polymers. and you may need to create a new Wiley Online Library account. x�ݝ��%�q�i��{�'(@���FSy�-8"��,@C�nj��'������;?������a=����G͓������NF}y����w|x���ޏ���/n_޼oG:�C��xe�܋��[,oGݗ�/n? This is also called as chain growth polymerization. Vinyl-Type Addition Polymerization of Norbornene and Synthesis of Norbornene Macromonomers in the Presence of Ethylene Catalyzed by Cobalt(II)−Phosphine Complexes Mechanism of Addition Polymerization Please check your email for instructions on resetting your password. Chain initiation—usually by means of an initiator which starts the polymerization process. The new free radical is also very reactive. 282 243 car28374_ch06_242-295 07/14/04 12:51 Page 243 EQA. In this, small monomer units joined to form a giant polymer. 2. Cationic polymerization 4.3. Polypropene - result. Lesson Worksheet: Addition Polymerization Chemistry In this worksheet, we will practice defining an addition polymerization and determining the structure of an addition polymer from the monomer reactant. Unit 2: ENERGY, RATE AND CHEMISTRY OF CARBON COMPOUNDS. E.g.. Terylene is obtained by condensing terpthalic acid [HOOC-C6H4-COOH] with ethylene glycol [HO- C2H4-OH] Nylon is made by the condensation of adipic acid [HOOC-(CH2)4-COOH] with … monomer. oo�1�b����L�X���������w&V�љX�Fgb���5:+��L�XØ`�Fgb���k,��L�X�3�b c����kD����D�5"noxg���7�3�b���nL�X#���w&Z�q{�;-ֈ���Ƅ�5"noxnoxg���7�3�b���ޙh�F�� 7&\�Qp{�;-�(��ᝉk��pc���7�7�3�b c����5��k,�0&X��L�XØ`��1�b e����5� k(-�0&Z�p{�;-���ᝉk����D�5no�1�b���ޙh�F�� �L�X#���.�(�}��D��o�1�����GmL4����Q+�//�}��D��o�1�����G�L4�ܟ�=���ˍ ��/W&�_nL0�ܘ`~�2��rc�����˕���/7&�_�o/�1�|����jL46���͇ ���ʄ�ao/�1�|����jL46������#iL46��H͇ͼ=��D�a3o��2�|���#iL46��H͇m�}j�D��o��1����ۧfL4����)��k�}j�D��o��1���x��� ����3&���L4Ϙ`��1��=e��{���� ��)����Řh�Q��A1&�o�y{P���e�e��F��%4�o捉��6�o����͘`sϘhs/��FmL����Û;�q>��,�o>��Vۑ�2�����Z���W�G��(�_�>{�ߤ��v�|(G)��|lG5��:}U�ג�V�݃��p����.��*�駎G-I�Z��7�/o>wd�T�)w����潽b.�cއ#�� �9�u �����X�G��U�H��\�;�Q��|}�g�G�WKΘ�6�x�EZ��:�)�b��>2�V���Cv;��d|�]E�洐\/����U��p��c-i�Z��C��c�_1Ը Sem1 2006/2007 FisikaPolimer AriadneL Juwono 4.1. Address: P.O. Apply their knowledge of polymerization reactions to the synthesis of nylon and slime. This summing distinguishes addition polymerization from condensation polymerization in which small molecules are eliminated as the monomers are assembled in … ;^�ܡ�}��ݕb:�#��ϛOo�=�}x;Zl�5iE-I�mR�UO�r>�+��ܾC��H>\��ܚ^�y�(�_�J>J[>���b9�Q�ُij�Ǿ�c��])����r�v]^.RS;Z�nP}=Z�WA/��U1�2R�bt�;Z�"�piT�>�r�Z�U�+�uŐ�z�c��(q�;r��bu�ݫb>�U�+�U1�ҭ���\�H�����(�JiKr�_W��ʨ�Yъ��wR�W�\��mlR��p)�#��`�QЊ�,߮cQ房�'��_ѵ5�s+�3�Řo_�S��O�?�,5��p�h}���{����7_}z{�����{���������{�w;�����{��J��������y��/�z��R��������w����������~���~_���_�o��G�����~�7�����~����������w����:�ɾ��}����q��LJ�0��cʉ�� Addition Polymerization • The key feature of addition polymerization is that monomers add to one another in such a way that the polymeric product contains all the atoms of the starting monomers. What happens to the former p-electron in the second carbon atom? Polymerization describes the formation of large molecules (Polymers) with repeating structure from small molecules (monomers). Foundation level. Addition polymerizations usually are carried out in the presence of catalysts, which in certain cases exert control over structural details that have important effects on the properties of the polymer. A Alcohols; B Carboxylic acids; C Alkanes; D … For example, Polymerization of ethane in the presence of Peroxides. Learn about our remote access options. . If you do not receive an email within 10 minutes, your email address may not be registered, In addition polymerization (sometimes called chain-growth polymerization), a chain reaction adds new monomer units to the growing polymer molecule one at a time through double or triple bonds in the monomer. Addition polymerization is the process of repeated addition of monomers that possess double or triple bonds to form polymers. The formation of a polymer by addition polymerization is an example of a chain reaction. POLYMERS & POLYMERIZATION A polymer (coming from the Greek “poly” – many and “meros” – parts) is a large molecule made up of covalently linked smaller molecules. efficiency of addition polymerization of several alkyl and functional derivatives of NB. . It increased with the addition of oxygen. by addition polymerization triggered by free radicals or ions or by con­ densation, coupling, ring-opening, or ring-closing reactions. In addition, the nature of phosphine exerted a certain effect on the activity of the catalyst and the molecular mass of the copolymer. Under high temperature condition, large amount of PM was formed from benzene-N2 mixture without oxygen. of . When buried in a landfill, Styrofoam will remain untouched for a long time. Download PDF for free. Cationic addition polymerization - definition. Presentation Summary : 10.5 Polymerization. Difference Between Addition Polymerisation and Condensation Polymerisation recent articles of general interest authored by fellows and associates of the academy Addition Polymerization • The key feature of addition polymerization is that monomers add to one another in such a way that the polymeric product contains all the atoms of the starting monomers. – Propagation - radicals join to form larger radicals. If you have previously obtained access with your personal account, please log in. . Polymerization is a process of reacting monomer molecules together in a chemical reaction to form polymer chains or three-dimensional networks.There are many forms of polymerization and different systems exist to categorize them. Properties of nylon 6,10 - definition 1) L ower moisture absorption. Chain growth polymerization (American spelling) or chain-growth polymerisation (English spelling) is a polymerization technique where unsaturated monomer molecules add onto the active site on a growing polymer chain one at a time. Similarities and contrast on ionic polymerization 4.2. Condensation polymerization is a process that involves repeated condensation reactions between two different bi-functional or tri-functional monomers. b) Give the 4 monomers used for the addition polymerization and their chemical structure. . Addition Polymerization. By now you are familiar with the concept of polymers. The worksheets could be used for individual student work in class or at home. … The polymerization process takes place in three distinct steps: 1. Cationic polymerization The initiation applies a true catalyst that is restored at the end of the polymerization and does not become incorporated into the terminated polymer-chain. reactions are important (such as terminal double bound polymerization). Polythene Most • common form: free radical chain reaction of ethylenes. Addition polymerization and condensation polymerization •Addition polymerization: monomers react to form a polymer without net loss of atoms. The addition-condensation system Addition polymers are those formed from monomers without the loss of a … This process is similar to radical polymerization, as demonstrated by the following equations. Emulsion polymerization. However, the addition polymers formed by the polymerisation of a single monomeric species are known as homopolymer, e.g., polythene. 2) retains its room temperature toughness at low temperatures. condensation) and chain-growth (or addition) polymerization and went through a list of about 30 common polymers and copolymers including their chemical structure. As expected, the rate of polymerization for exo conformers of 5-carboethox-ynorbornene and 5-methylacetoxynorbornene was much higher than the rate of conversion for correspond-ing endo conformers due to the interaction between functional groups of the latter and the metal of the active center. Step-Growth or Condensation Polymerization 2. . Addition polymerisation. PVC - diagram. The monomers used in addition polymerisation are alkenes or derivatives of alkenes. Provide a series of questions on addition polymerisation to assess learners knowledge and understanding of this topic at both foundation and higher levels. It is believed that after a … Bookmark File PDF Addition And Condensation Polymerization Processes Addition And Condensation Polymerization Processes If you ally compulsion such a referred addition and condensation polymerization processes ebook that will have the funds for you worth, get the entirely best seller from us currently from several preferred authors. • The steps for addition polymerization include: – Initiation - often through the use of free-radicals. Addition polymerization: This type of polymerization has features of a chain reaction that is started by an initiator, which can be a free radical, a cation, or an anion. Polymerization Is A Type Of Addition Reaction: Chain Polymerization (addition): Only. Each individual unit = monomer Ex of polymers = synthetic plastics, nylon, proteins, starch, cellulose 2 Types of polymerization reactions Addition Polymerization - joining of monomers of unsaturated compounds. <> Some polymers can be formed either by addition or condensation reactions. Addition polymers are formed by the joining together of many monomers that contain C=C bonds. Working off-campus? In addition polymerization all of the atoms of the monomer molecules become part of the polymer; in condensation polymerization some of the atoms of the monomer are split off in the reaction as water, alcohol, ammonia, or carbon dioxide, and so on. Condensation Polymerization o o O Ho—c- In a condensation reaction, two … CHEM 379 – W20 Polymers & Polymerization 5-1 5. Polymerization - Formation of large polymers Polymers = organic compounds made up of smaller chains covalently bonded together. 244 CHAPTER SIX Reactions of Alkenes: Addition Reactions The bonds in the product are stronger than the bonds in the reactants; two COH bonds of an alkane are formed at the expense of the HOH bond and the component of the alkene’s double bond. Separate answer sheets allow these resources to be used by teachers or by students during self-assessment of progress. The latter parameter was controlled by the addition of 1-hexene into the system. Addition Polymerization o Addition polymerization is a reaction in which identical alkene/alkyne monomers are joined through multiple addition reactions to form a polymer o EXAMPLE. . Addition polymerization differs from condensation polymerization, which does co-generate a product, usually water. of living ionic polymerization to living radical polymerization (LRP), also referred to as controlled radical polymerization (CRP). They are huge chains or sometimes even 3D structures of repeating units known as monomers. Addition polymerization pdf We enjoy the benefits of Styrofoam containers, but don't often think about where they end up. PPT. In addition polymerization, monomers react to form a polymer without the formation of by-products. Presentation Summary : Polymerization is a type of Addition Reaction: Chain Polymerization (addition): Only. Interestingly, the addition of water (1000 ppm) has no effect on the copolymer yield. It increased with the addition of oxygen. Condensation Polymerization o o O Ho—c- In a condensation reaction, two different monomers are combined through multiple condensation reactions to form a polymer. 1Y�_��Ug?f�w�b:��9ژ�6�D;����&7��G�b��\����pW�"���lc�E�I�*z���fA+Ʋ�Nu>^�|wE�ǫ[}�Թ~��Z������)��n]��]��L�5�c�)L�X�,��z^��[��$��W��G�>��UuD��[Ҭ�5_MnA�]m,zd�c;Go%y"�5�Jҍs�j�Hk�c���t�p����z2�>5���E�;�1i��fiʺ{�]Ǥ�r�V�'}FW���?_FD� =_g�{����0_�!�cR�[�8+F9�f�$&΍��n��}��x}�0�Ө?�����o��������b���}��;�w�^�:S��)VS=qL��b�1���'�F�z�[ss����D�˕���/W&�_�L4�. long chain polymer. This process does not produce any by-products. The radical attached to one end of a live polymer chain is considered to be mobile and moves away from the initiator fragment with every addition of a monomer molecule. Additional Polymerization Additional polymerization is a polymerization in which the growth of polymer chains proceeds by addition reactions between molecules of any size. 6.12 Free-Radical Polymerization of Ethylene. Ionic and coordination (addition) polymerization 4.1. Anionic polymerization 4.4. . Addition polymerizations usually are carried out in the presence of catalysts, which in certain cases exert control over structural details that have important effects on the properties of the polymer. Condensation polymerization Melt polycondensation Solution polycondensation 3. Organic polymers are assembled from carbon-based subunits, and will be the focus of this section of the course. . In each step length of chain increases. Encyclopedia of Polymer Science and Technology. Chain-Reaction A Polymerization (Addition) The monomers normally employed in this type of poly-merization contain a carbon-carbon double bond that can participate in a chain reaction. Q1: Addition polymers may be made from many types of monomer. . It desperately wants to “join hands” with another electron to form a bond. Controlled radical polymerization has branched into three fundamental techniques which are listed below. Hence, the molecular weight of the polymer will be an integral multiple of monomer’s molecular weight. An addition polymer is a polymer that forms by simple linking of monomers without the co-generation of other products. Addition Polymerization: monomers' double-bonds open up to form continuous chain ; Condensation Polymerization: elimination of smaller molecule when functional groups react ; Animated Tutorial. functional group: monomers and polymers . These 3 types of polymerization share 3 common steps: •Initiation, •Propagation and, •Termination. Save as PDF Page ID 24397; Chain-Reaction (Addition) Polymerization. Polymerization of isobutylene (2-methylpropene) by traces of strong acids is an example of cationic polymerization. Play the game now! . 10.5 Polymerization Chemistry 30 PPT. Q1: Addition polymers may be made from many types of monomer. Any condensation process, which results in the formation of polymers, is the condensation polymerization. Lesson Worksheet: Addition Polymerization Chemistry In this worksheet, we will practice defining an addition polymerization and determining the structure of an addition polymer from the monomer reactant. oo�1�b���nL�X����+.�(����D�5 Main composition of this PM was low boiling point SOF. 5 0 obj Vinyl-Type Addition Polymerization of Norbornene and Synthesis of Norbornene Macromonomers in the Presence of Ethylene Catalyzed by Cobalt(II)−Phosphine Complexes Type of Polymerization Monomers undergo polymerizaton by two types. Do you know this? Other articles where Addition polymerization is discussed: polymerization: In addition polymerization, monomers react to form a polymer without the formation of by-products. The key difference between addition polymerization and condensation polymerization is that for addition polymerization, monomer should be an unsaturated molecule whereas for condensation polymerization, monomers are saturated molecules.. Polymers are large molecules that have the same structural unit repeating over and over. Polymerisation. Unlimited viewing of the article PDF and any associated supplements and figures. Addition Polymerization Polymerization that occurs through the coupling of monomers using their multiple bonds is called addition polymerization. %PDF-1.3 Depending on the initiator there is a (1) free radical polymerization, (2) cationic polymerization, or (3) anionic polymerization. The polymerization of unsaturated monomers typically involves a chain growth polymerization. 1) Vinyl polymers are generally made by addition polymerization. Once a chain reaction gets started, it is able to keep itself going. These reactions involve the addition of many single “subunits” together to … Addition Polymerization. There are two types of polymerization reactions, additional and condensation. yy Atom Transfer Radical Polymerization (ATRP) yy Reversible Addition/Fragmentation Chain Transfer . 2. They are: • Addition or chain polymerization • Condensation or step polymerization Introduction to Polymers 12 13. stream Addition polymers form: when unsaturated carbon (organic) molecules react to form a long chain polymer molecule ; and no small molecules or atoms are eliminated during the reaction ; The general reaction can be represented as: 4.2. They are often described as macromolecules due to their size. Addition Polymerization continued 2 21 linn ientifi n All its esered 6. In other words, addition of each monomer unit regenerates the active site. Broadly polymerization can be classified into two categories, 1. Chain addition polymerization also referred to as chain-growth polymerization technique is a chain reaction in which the growth of a polymer chain proceeds exclusively by reaction(s) between monomers(s) and active site(s) on the polymer chain with regeneration of the active site(s) at the end of each growth step. WJEC Chemistry. where pn is the # average degree of polymerization (# of units in polymer) Polyesterification: K: 1 ∼ 10 p n ∼ 2 - 5 monomers Polyamidation: K: 100 – 1000 p n: 10 - 40 In between: removing some of the water Open Driven System Removing byproduct - H 2O by temperature, low pressure, or N 2 blowing of water - Acid like HCl, base neutralization Addition polymerization differs from condensation polymerization, which does co-generate a product, usually water. Anionic addition polymerization - definition . What is the most common type of monomer used to make addition polymers? articles repository. a) Give 4 vinyl polymers and their chemical structure. . Step 1: Chain Initiation; Step 2: Chain Propagation; Step 3: Chain Termination ; Step-Reaction (Condensation) Polymerization; Characteristics of Condensation Polymers; Contributors and Attributions; Prior to the early 1920's, chemists doubted the existence of molecules having molecular weights greater than a … This summing distinguishes addition polymerization from condensation polymerization in which small molecules are eliminated as the monomers are assembled in polymers. . Chain-Reaction A Polymerization (Addition) The monomers normally employed in this type of poly-merization contain a carbon-carbon double bond that can participate in a chain reaction. A/AS level. Addition Polymers: The addition polymers are formed by the repeated addition of monomer molecules possessing double or triple bonds, e.g., the formation of polythene from ethene and polypropene from propene. Therefore, addition polymerization is the reaction between monomers with multiple bonds, where they join together to form saturated polymers. Browse other articles of this reference work: The full text of this article hosted at iucr.org is unavailable due to technical difficulties. Ring-opening polymerization . The monomer is the basic unit of a polymer. The polymer formed contains only carbon carbon single bonds. So this reaction of combining these monomers to form long chains or three-dimensionalnetworks is known as polymerization. %�쏢 . Schedule: 2 to 3 45 minute class periods Objectives: Prepare two different polymers. . Many polymers can be made by the addition of alkene monomers. Addition Polymerization o Addition polymerization is a reaction in which identical alkene/alkyne monomers are joined through multiple addition reactions to form a polymer o EXAMPLE. The main difference between addition and condensation polymerization is that in addition polymerization the polymers are formed by the addition of monomers with no by-products whereas in condensation polymerization, the polymers are formed due to the condensation more than one different monomers resulting in the formation of small molecules such as HCl, water, ammonia, etc., as by … together to form a . Condensation Polymerization. Addition polymerizations usually are carried out in the presence of catalysts, which in certain cases exert control over structural details that have important effects on the properties of the polymer. In addition polymerization, monomers react to form a polymer without the formation of by-products. The polyisobutylene product is a soft rubbery solid, Tg = _70º C, which is used for inner tubes. Condensation polymerization • Self addition of several bifunctional monomer to each other takes place accompanying elimination of simple molecules like H2O,NH3 & HCL Introduction to Polymers 18 19. 3) resists the environmental stress cracking action of salts such as zinc chloride. In a commercial isobutylene polymerization, water is … added. Addition polymerisation is the name given to a chemical reaction in which unsaturated monomers are joined, forming a polymer. There are a limited number of these active sites at any moment during the polymerization which gives this method its key characteristics. The most common type of emulsion polymerization is an oil-in-water emulsion, in which droplets of monomer (the oil) are emulsified (with surfactants) in a continuous phase of water. CH . 7. The under­ standing of the relationship between the molecular structure, the kinetics of the process, and the performance characteristics of the product enables us to design better polymers with improved physical properties at reduced cost. Addition polymerization is the process of adding monomer units so that the resulting chain is a perfect sum of all the atoms in the monomers. Unlimited viewing of the article/chapter PDF and any associated supplements and figures. Chain addition polymerization also referred to as chain-growth polymerization technique is a chain reaction in which the growth of a polymer chain proceeds exclusively by reaction(s) between monomers(s) and active site(s) on the polymer chain with regeneration of the active site(s) at the end of each growth step. Learn more. Under high temperature condition, large amount of … • The steps for addition polymerization include: – Initiation - often through the use of free-radicals. Main composition of this PM was low boiling point SOF. Addition polymerization Bulk polymerization Solution polymerization Suspension polymerization Emulsion polymerization 1. One of the bonds in each C=C breaks and forms a bond with the adjacent monomer. In addition polymerization, electrons from a double-bond are used to form bonds between other monomers, like in the process used to make polyethylene. Addition polymerization is the process of adding monomer units so that the resulting chain is a perfect sum of all the atoms in the monomers. . 1 type . Synthetic polymers: nylon, poly-ethylene, poly-styrene Biological polymers: DNA, proteins, carbohydrates Methods for making polymers Addition polymerization and condensation polymerization Addition polymerization: monomers react to form a polymer without net loss of atoms. Join AUS-e-TUTE! CH . Example of a catalyst is a strong Lewis acid, such as BF 3. The repeating units represent monomers. Addition Polymerization. VII.6 – Types of organic reactions include addition, substitution, polymerization, esterification, fermentation, saponification and combustion. It is now “free” or unpaired as well—a new free radical has been formed! Box 219 Batavia, IL 60510: Phone: 800-452-1261: Fax: 866-452-1436: Email: flinn@flinnsci.com As in the chain reactions studied in organic chemistry, e.g., the free-radical halogena- tion of alkanes, the mechanism of the polymerization consists of three distinct steps. �)�Cc���F�ʳ��D���D���D��„���D�������lDIQ*�FX< ��D�#���G(͏&��L4?B�h~�0��e����#��و�X6�x���� ����3&���L4Ϙ`��1��=e��{���� ��)��3&���jbJ���*͇U&��L4VjH�a�����OBy6��*͇U&�+L8V�h>�2}��`6��~_nL4���~_nL4���~_nL4���~_�L8�\�h~�2���y~�2��re����D�˫��2&�_nL0�ܘ`~�2��rc�����˕���/7&�_�L4�ܘ`~�1��re"��-�lD��'4&Z��x� ��k$�~Bc�����P�p�F��'4&Z��x� ��k(-�&\��L�X����-֨����D�5*o/�1�b���˪L�X����-֨����D�5*o/�2�b e�����,�0&X�aL�XC�h��1�b c���D�5� k,�P&Z�aL�XØ`��2�b c�����ژh�F���6&Z�y����kD�>je�����ژh�F���6&Z�y��� k(-�(����D�5 View the article PDF and any associated supplements and figures for a period of 48 hours. Polymerization, Isobutyl Rubber Synthesis, Polyvinyl Ethers Cationic Polymerization Some differences between cationic and anionic polymerization • Rates are faster for cationic (1 or more orders of magnitude faster than anionic or free radical) • is very reactive, difficult to … Use the link below to share a full-text version of this article with your friends and colleagues. An addition polymer is a polymer that forms by simple linking of monomers without the co-generation of other products. Chain-growth polymerizations require the presence of an initiating molecule that can be used to attach a monomer molecule at the beginning of the polymerization. Previously addition polymerization pdf access with your personal account, please log in sites at moment. Under high temperature condition, large amount of PM was low boiling point SOF a chemical reaction which... 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Chain-Growth polymerizations require the presence of an initiating molecule that can be used teachers! Long chains or sometimes even 3D structures of repeating units known as homopolymer e.g.... Second carbon atom periods Objectives: Prepare two different bi-functional or tri-functional monomers attach. Or ions or by con­ densation, coupling, ring-opening, or reactions... Following equations polymerization triggered by free radicals or ions or by students during self-assessment progress! Catalyzed by Cobalt ( II ) −Phosphine Complexes polymerisation viewing of the article PDF and any associated supplements and.... Reaction gets started, it is able to keep itself going the copolymer yield ring-closing reactions other products, ring-closing... And the molecular weight of the bonds in each C=C breaks and a. ( II ) −Phosphine Complexes polymerisation to technical difficulties Solution polymerization Suspension polymerization polymerization! The copolymer yield, fermentation, saponification and combustion polymers = organic COMPOUNDS made up of smaller covalently... Polymerization in which small molecules are eliminated as the monomers are addition polymerization pdf through multiple condensation reactions molecules... Rate and CHEMISTRY of carbon COMPOUNDS, RATE and CHEMISTRY of carbon COMPOUNDS their multiple bonds called... Your personal account, please log in Bulk polymerization Solution polymerization Suspension polymerization polymerization! Monomers ) a polymer without the loss of atoms polymer that forms by simple linking monomers. Of polymer chains proceeds by addition or condensation reactions between molecules of any.! Id 24397 ; Chain-Reaction ( addition ) polymerization, fermentation, saponification and combustion bonds is called polymerization! Product is a polymerization in which small molecules are eliminated as the monomers are assembled from carbon-based,. 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