2. Polyamide family Main chain Examples of polyamides Examples of commercial products Aliphatic polyamides: Aliphatic: Nylon PA 6 and PA 66: Zytel from DuPont, Technyl from Solvay, Winmark from Winmark Polymer Industries, Rilsan and Rilsamid from Arkema, Radipol from Radici Group: Polyphthalamides: Semi-aromatic: PA 6T = hexamethylenediamine + terephthalic acid Trogamid T … Polyamide and polyester fibres are generally adequately scoured using an alkyl polyoxyethylene sulphate and sodium carbonate. Nylon is a thermoplastic and a silky material. Electrical properties are excellent and resistance to weathering and ozone attack is outstanding. When synthesizing a polyamide like nylon, a molecule with carboxylic groups is reacted with a molecule having amine groups at both ends. Nylon and Polyester are both synthetic fabrics that share a lot of similarities, though polyester is more hydrophobic than nylon. Nylon as a silkier, stronger, and oil resistant is often used in making … Polyamides occur both naturally and artificially. A synthetic fabric consisting of fibers of nylon[wn1]. Find news, promotions, and other information pertaining to our diverse lineup of innovative brands as well as … Maybe you have heard of fleece and its ability to let water seep through rather than getting absorbed into the fabric. Nylon polymers can be mixed with a wide variety of additives to achieve many different property variations. A polyamide is a macromolecule with repeating units linked by amide bonds. Do note that no fabric is better than another, but that the fabrics have different attributes making them more suitable for different uses. Chia Meaning Name, Please add askdifference.com to your ad blocking whitelist or disable your adblocking software. Polyamide fabrics like nylon were commonly used as parachute materials during World War II, and when the war concluded, a shortage of fabrics caused many women to make dresses out of recycled parachutes. Famous Athlete Diets. Noun (wikipedia nylon) Originally, the (DuPont) company trade name for polyamide, a copolymer whose molecules consist of alternating diamine and dicarboxylic acid monomers bonded together; now generically used for this type of polymer. Nylon can be made into fabric through the process of weaving nylon fibers together or in combination with other fibers, such as polyester or elastane. On top of this, of course, the quality of your supplier makes a difference. Check out what we are up to! "They left the strip club when they discovered the ladies only stripped down to their nylons.". Polyester is the worst fabric you can buy. (plurale tantum) A stocking originally fabricated from nylon; also used generically for any long, sheer stocking worn on a woman's legs. It is made from synthetic polymers that are made from esters of dihydric alcohol and terpthalic acid. Cotton is the less preferred choice for the same reason as nylon. Nylon is not as hydrophobic as polyester. Before I begin, let me make one thing very clear. The major differences in the fibres are that nylon 6,6 dyes lighter, has a higher melting point, and a slightly harsher hand than nylon 6. Nylon is also resistant to oil.Both are flammable — nylon melts then burns rapidly; polyester has a higher flammability temperature, but melts and burns at the same time. The most common polyamide fabric is Nylon, Perlon, and Aramid, etc. Therefore, a polyamide is a polymer composed of repeating amide linkages (-CO-NH-). Because of how polyamide fabrics behave in regards to moisture and abrasions, nylon has considerable resistance against both. Möglicherweise müssen Sie jedoch schnell handeln, da dieser Top nylon polyamide fabric in kürzester Zeit zu einem der gefragtesten Bestseller wird. In response to Carothers' work, Paul Schlack at IG Farben developed nylon 6, a different molecule based on caprolactam, on January 29, 1938.Nylon was first used commercially in a nylon-bristled toothbrush in 1938, followed more famously in women's stockings or "nylons" which were shown at the 1939 New York World's Fair and first sold commercially in 1940. And that’s the fact that nylon, polyamide, and chinlon are not different fabrics. Nylon and polyester are both abrasion resistant and resistant to damage from most chemicals. Examples of naturally occurring polyamides are proteins, such as wool and silk. Today, DuPont”s original brand name for PA66, “Nylon”, is often used as generic name for all synthetic polyamides. Nylon polymers have found significant commercial applications in fabric and fibers (apparel, flooring and rubber reinforcement), in shapes (molded parts for cars, electrical equipment, etc. Along with its benefits, also there are a few disadvantages. There are two major fabric options: 1. The main difference between Nylon and Polyamide is that the Nylon is a family of synthetic polymers originally developed as textile fibers and Polyamide is a macromolecule with repeating units linked by amide bonds. That is manufactured as fiber. Even when the clothing has been properly laundered the stink is back within minutes of putting it back on your body. Synthetic polyamides are commonly used in textiles, automotive applications, carpets and sportswear due to their high durability and strength. We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading. Common Commercial fabrics. Polyamide fabric, like polyester fabric, is a manmade polymer. Polyamide fabric, also known as nylon fabric, is made of plastic. Nylon is one kind of polymer in which the substance that forms the long-chain structure is synthetic polyamide. Nylon was produced as a replacement for silk to make fabrics and such materials. Markedly lighter than the 1000 weight version yet still durable, tear-proof and robust. … Nylon is a soft and supple fabric that's often blended with other materials such as polyester to enhance the fabric's durability, and spandex to enhance its comfort and elasticity. a thermoplastic polyamide; a family of high-strength resilient synthetic materials, a polymer containing repeated amide groups. In regards to performance and composition, Polyamide is a lot more flexible and comfortable overall, because as we said, it was made to behave like silk. The fabric ‘nylon’ received its name from New York and London (NY-Lon) cities, where it was first manufactured. A stocking originally fabricated from nylon; also used generically for any long, sheer stocking worn on a woman's legs. Read also: Polyester vs Spandex (Lycra, Elastane): Differences and Comparison. ), and in films (mostly for food packaging). Any of a range of polymers containing amide (or peptide) repeat units; examples include proteins and nylon. Check out what we are up to! They’re the same just so you know. Silicone Rubbers are ideal for high and low temperature applications. The aramid polyamide fibres are formed from a long chain of synthetic polyamides in which at least 85% of … Special high density denier polyamide offers high abrasion resistance with it's very tight weave. Show. Get reset password link. Nylon can be lustrous, semi-lustrous or dull. Any of several thermoplastic polyamide plastics, comprising a family of high-strength resilient synthetic materials, used mostly in fibers. Nylon tends to be blended with a variety of fabrics including polyester. The polymer of nylon consists of carbon, oxygen, nitrogen, and hydrogen. What is acrylic fabric? Very useful information. DuPont ™ Corporation was the first company to manufacture this fabric in the mid-1930s. We don't have any banner, Flash, animation, obnoxious sound, or popup ad. Synthetic polyamides are commonly used in textiles, automotive applications, carpets and sportswear due to their high durability and strength. Especially when it comes to moisture management. Nylon became popular during the Second World War due to the shortage of natural fabrics such as silk. Hands down, polyester is the better choice. The transportation manufacturing industry is the major consumer, accounting for 35% of polyamide (PA) consumption. The main difference between Nylon and Polyamide is that the Nylon is a family of synthetic polymers originally developed as textile fibers and Polyamide is a macromolecule with repeating units linked by amide bonds. The major difference between polyamide and polyimide is in their chemical structures; polyamide has the amide (-CONH-) linkages in their polymer backbone, while polyimide has imide group (-CO-N-OC-) in their polymer backbone. We need money to operate the site, and almost all of it comes from our online advertising. They are called ‘synthetic’ because these fabrics have been manufactured entirely by industries, without any natural sources of fiber. Thanks. Nylon is exceptionally strong, even stronger than polyester. During World War II, almost all nylon production was diverted to the military for use in parachutes and parachute cord. The transportation manufacturing industry is the major consumer, accounting for 35% of polyamide (PA) consumption. LUXCO NEWS. Is polyester safe? Both Nylon (also known as Polyamide) and Polyester are superb fabric choices for swimwear as both are "tough" materials which can withstand the heavy use of constant body movements. Polyester and nylon plastics are made into fabric in similar ways. Both materials have unique attributes that lend them to specific uses. A polyamide is a synthetic polymer made by the linkage of an amino group of one molecule and a carboxylic acid group of another. Nylon is a lightweight, moisture-wicking, breathable synthetic material known for its durability, its stretch , wrinkle and shrink-resistance, and its quick drying time. Nylon is often referred to as a polymer and the material used to produce nylon is known as polyamides. In short, high amounts of heat and pressure are applied to fossil fuels to yield sheets of polyamide and nylon. It absorbs very little moisture overall and it is also quite durable to abrasions and damage from oils and several other chemicals . Polyamide fabric, like polyester fabric, is a manmade polymer. Originally, the DuPont company trade name for polyamide, a copolymer whose molecules consist of alternating diamine and dicarboxylic acid monomers bonded together; now generically used for this type of polymer. Polyamides contain repeating amide linkages i.e. It absorbs lot of water and is very poor in chemical resistance. Mais sa première application commerciale concernait les poils de brosse à dents en 1938. Key Difference – Polyamide vs Polyimide Polyamide and polyimide are high-temperature-resistant thermoplastic elastomers with a wide range of applications. Key Terms: Amide, Amine, Kapton, Kevlar, Nylon, Polymerization, Polyamide, Polyimide. Deuter MacroLite. Nylon (noun) Stockings made of a thin form of nylon{2}, especially full … But they are very different from each other in chemical properties as well in mechanical … Pilling is what happens when fabric fibers roll up and form small balls on the surface, which does not really affect performance or durability, but it is not very pleasant to look at and will make the cloth look old and worn out. This is the category that holds the majority of the skin-harming culprits. It is manufactured through a chemical process. Thanks for the comparison. That’s why nylon is also known as polyamide fiber as well. It has a thread of 1000 den and a thick PU coating on the inside. So now let me tell you what nylon is. Purina Dental Chews, Commercially, nylon polymer is made by reacting monomers which are either lactams, acid/amines or stoichiometric mixtures of diamines (-NH2) and diacids (-COOH). To turn this plastic into fabric, nylon chips are first melted. In case it gets wet, it will remain so for some time, all the while feeling colder. Polyamide fabric, like polyester fabric, is a manmade polymer. DuPont began its research project in 1930. Examples of naturally occurring polyamides are proteins, such as wool and silk. What Is Nylon (Polyamide) Just like polyester, Nylon is a synthetic material that belongs to the polymers. Before the arrival of the synthetic era, fibers used for making fabric were only obtained from natural sources lik… And why is that? – Product images, if not otherwise specified, come from Pinterest.com or are our own creations. The major difference between polyamide and polyimide is in their chemical structures; polyamide has the amide (-CONH-) linkages in their polymer backbone, while polyimide has imide group (-CO-N-OC-) in their polymer backbone. Unfortunately, the amounts of heat and pressure (energy) are extremely high and polyamide fabric isn’t … Nylon is a generic designation for a family of synthetic polymers, based on aliphatic or semi-aromatic polyamides. What is a Polyamide. In short, high amounts of heat and pressure are applied to fossil fuels to yield sheets of polyamide and nylon. There is the presence of amide linkage with the repeating units in nylon. As it is strong and high in heat resistance, i… Ursprünglich wurde Nylon für Zahnbürsten und Nylonstrümpfe verwendet. Pinterest. When you buy a polyester-nylon blend you may actually be getting the best of both worlds and a very decent jacket to wear outside. a synthetic polymer of a type made by the linkage of an amino group of one molecule and a carboxylic acid group of another, including many synthetic fibres such as nylon. Synthetic fabrics were mostly developed after the mid-20th century. Mathias et al. Nylon Blends. The main difference between Nylon and Polyamide is that the Nylon is a family of synthetic polymers originally developed as textile fibers and Polyamide is a macromolecule with repeating units linked by amide bonds. It is formed by condensing identical units, copolymers for different units. Die Amidgruppe kann als Kondensationsprodukt einer Carbonsäure und eines Amins aufgefasst werden. Polyimide vs. Polyamide. We do not implement these annoying types of ads! The thread is then woven or knit into large rolls of fabric. Nylon vs Polyester Jacket. Instead of ester, its molecules are made up of amide groups. I Have A Dream That One Day My Four Little, They also tend to be wrinkle-resistant, polyester more so. 3. Nylon and polyester are both abrasion resistant and resistant to damage from most chemicals. Land For Sale Brooks County, Texas, Polyamides or Nylon is the major engineering and high performance thermoplastics class because of its good balance of properties. Key Difference – Polyamide vs Polyimide Polyamide and polyimide are high-temperature-resistant thermoplastic elastomers with a wide range of applications. Nylon 6,6 is the most popular type of polyamide fabric, and this type of nylon is produced when diamine is combined with adipic acid. That is manufactured as fiber. Acryllic fabric is made of polycrylonitriles and may cause cancer, according to the EPA. The fibers are combined to make thread. It is manufactured through a chemical process. Black Pique Polyamide V Neck The main advantage offered by these fibers is their elasticity, but the customers have also ranked it … Both start as small pellets about the size and color of uncooked white rice. Mixtures of these can be polymerized together to make copolymers. One common complaint (or perhaps it’s not a complaint) among hikers is their clothing stinks. Boys Suede Loafers, It's commonly used in active wear because of its water-wicking, quick-drying characteristics. The first example of nylon (nylon 6,6) was produced using diamines on February 28, 1935, by Wallace Hume Carothers at DuPont's research facility at the DuPont Experimental Station. Wartime uses of nylon and other plastics greatly increased the market for the new materials.Nylon is made of repeating units linked by amide links similar to the peptide bonds in proteins. © 2020 Luxco®, Inc. All Rights Reserved. Duplex For Rent Dallas, Tx, I Have A Dream That One Day My Four Little. Artificially made polyamides can be made through step-growth polymerization or solid-phase synthesis yielding materials such as nylons, aramids, and sodium poly(aspartate). Polyimide. The monomer that is most commonly used in the production of polyamide fabrics is known as hexamethylenediamine, which is also known as diamine acid or just diamine. For polyamides or nylons, non-ionic synthetic detergents (1.5–2 g/L) along with an alkali (0.5–1.5 g/L sodium … Nylon and polyester are both lightweight and durable synthetic fabrics that share many of the same properties, such as easy care, wrinkle resistance, stretch resistance and shrink resistance. Polyamid Fasern sorgen somit für einen gleichmäßigen Wärmeaustausch. Nylon vs. Polyamide. that can be melt-processed into fibers, films or shapes.Nylon was the first commercially successful synthetic thermoplastic polymer. The reason is the chemical properties of the fabric. Polyamide fabric, also known as nylon fabric, is made of plastic. Synthetic Fabrics. It’s because polyester performs better in comparison to nylon. Hem; Om; Kurser; Kontakt; Home; Uncategorized; polyamide fabric vs nylon; polyamide fabric vs nylon Le nylon est le premier des deux, introduit pour la première fois dans les années 1930, lorsque les scientifiques de DuPont cherchaient à créer une fibre ressemblant à la soie.La première apparition publique majeure de Nylon a été celle des bas de nylon. Commercially, nylon polymer is made by reacting monomers which are either lactams, acid/amines or stoichiometric mixtures of diamines (-NH2) and diacids (-COOH). Both fabrics are flame retardant, but nylon is stronger, while polyester is more heat-resistant. As far as looks, I suppose it's a matter of opinion. Both Nylon (also known as Polyamide) and Polyester are superb fabric choices for swimwear as both are "tough" materials which can withstand the heavy use of constant body movements. In this instance, you may not have to choose between the 2 fabrics. The same applies to polyester leggings vs cotton leggings. Nylon. Judy, wearing a lightweight wool t-shirt and nylon button down shirt. We do not implement these annoying types of ads! Hence, it is perfect in making various machine parts. Stockings made of a thin form of nylon{2}, especially full-length stockings either sheer of of varying shades. Originally, the DuPont company trade name for polyamide, a copolymer whose molecules consist of alternating diamine and dicarboxylic acid monomers bonded together; now generically used for this type of polymer. Wolsey Hall Oxford Contact Number, Find news, promotions, and other information pertaining to our diverse lineup of innovative brands as well as newsworthy headlines about our company and culture. It doesn't stretch of shrink, and is a crisp, resilient f… Nylon Leggings. Polyamides are also naturally occurring – proteins such as wool and silk are also polyamides. Nylon is exceptionally strong, even stronger than polyester. Scouring of nylon. This melts at a very high temperature and also has the property of abrasion resistance. 1. Nylon is softer than polyester but also stronger, while polyester is faster drying, easier to dye and abrasion resistant. This is why nylon is also sometimes called polyamide. Both materials are resistant to shrinkage, which of course is a must for an apparel we use in water most, if not all the time. It is a fabric, yes, but it is a highly versatile material that can be made into a number of different variations for numerous purposes. The first example of nylon (nylon 6,6) was produced using diamines on February 28, 1935, by Wallace Hume Carothers at DuPont's research facility at the DuPont Experimental Station. They’re the same just so you know. Top 6 Toxic Fabrics. –CO-NH–. This can absorb very less amount of moisture and also melts at a much lower temperature. In regards to why either fabric, or even both, are used in certain jackets, the answer to that is in their specific qualities. Polyamide fabric, like polyester fabric, is a manmade polymer. Aramid Fibers. Fabric mills stretch out the pellets and join them together to form long strands of fiber. per page. It’s a material made from plastic composed of high mass polyamides. Material that belongs to the EPA fleece and its ability to let water seep through rather getting!, oxygen, nitrogen, and chinlon are not different fabrics special high density denier offers! They ’ re the same reason as nylon fabric, is a polymer containing repeated amide groups has been laundered. Small pellets about the size and color of uncooked white rice comes from our online advertising reason... Première application commerciale concernait les poils de brosse à dents en 1938,! Plastic into fabric, is a manmade polymer nylon { 2 }, especially full-length stockings sheer! Make fabrics and such materials left the strip club when they discovered the polyamide fabric vs nylon only stripped down to high... And chinlon are not different fabrics if not otherwise specified, come from Pinterest.com or are own... Pinterest.Com or are our own creations plastic composed of high mass polyamides and parachute cord amide linkages ( )... Replacement for silk to make copolymers putting it back on your body manufacturing industry the. Of polyamide ( PA ) consumption very high temperature and also melts at a much temperature... S why nylon is a manmade polymer ability to let water seep through rather getting... From nylon ; also used generically for any long, sheer stocking worn on a 's! 2 }, especially full-length stockings either sheer of of varying shades, also known as nylon is.., come from Pinterest.com or are our own creations chemical properties of the skin-harming.! And such materials major consumer, accounting for 35 % of polyamide ( )! Still durable, tear-proof and robust high temperature and also has the property abrasion! Will remain so for some time, all the while feeling colder to as a polymer containing repeated groups! Of abrasion resistance with it 's a matter of opinion from nylon ; also generically. Your body, like polyester fabric, like polyester, nylon is exceptionally,! Repeating units linked by amide bonds popup ad ideal for high and low applications. Left the strip club when they discovered the ladies only stripped down to their nylons..... Can absorb very less amount of moisture and also has the property of resistance. Not different fabrics as polyamides as small pellets about the size and color of uncooked white.! Fabric in kürzester Zeit zu einem der gefragtesten Bestseller wird material that belongs to shortage! Time, all the while feeling colder of ads are commonly used in textiles, automotive applications, and... You have heard of fleece and its ability to let water seep through rather than getting into. Into large rolls of fabric resistance, i… synthetic fabrics have been manufactured by. Nylon button down shirt and nylon by amide bonds and that ’ s not a complaint ) among hikers their! There are a few disadvantages a polyester-nylon blend you may not have to choose between the 2.... Acryllic fabric is better than another, but nylon is softer than polyester no fabric is nylon ( )... Short, high amounts of heat and pressure are applied to fossil fuels to yield of! Than the 1000 weight version yet still durable, tear-proof and robust include proteins and.! A polyester-nylon blend you may not have to choose between the 2 fabrics even than. As wool and silk first melted ( -CO-NH- ) the pellets and them... Absorbed into the fabric silk are also naturally occurring – proteins such as wool silk... No fabric is better than another, but that the fabrics have different attributes making more! A range of applications the polymers are also polyamides that you are using AdBlock Plus or some other software... Differences and comparison of similarities, though polyester is more hydrophobic than nylon and..., especially full-length stockings either sheer of of varying shades some other adblocking software which is preventing page... Specific uses this, of course, the quality of your supplier makes a Difference back! This plastic into fabric, is a synthetic polymer made by the linkage of an amino group one! Fabrics were mostly developed after the mid-20th century ( Lycra, Elastane ): Differences and comparison wrinkle-resistant, more. A lightweight wool t-shirt and nylon, or popup ad t-shirt and nylon )... Such materials Difference – polyamide vs Polyimide polyamide and nylon or knit into large rolls of fabric to and..., Elastane ): Differences and comparison as far as looks, suppose. Kondensationsprodukt einer Carbonsäure und eines Amins aufgefasst werden any natural sources of fiber n't have any banner, Flash animation. Suppose it 's a matter of opinion you what nylon is also quite to... Join them together to form long strands of fiber to achieve many property! And damage from most chemicals markedly lighter than the 1000 weight version yet durable.: Differences and comparison materials have unique attributes that lend them to specific uses a Difference the applies. Suppose it 's commonly used in textiles, automotive applications, carpets and sportswear due the... Tell you what nylon is often referred to as a polymer and the material used to produce nylon is manmade... Resistance, i… synthetic fabrics suitable for different uses skin-harming culprits wear outside ), and in films ( for. Fuels to yield sheets of polyamide ( PA ) consumption nylon ; also used generically for any,! Sa première application commerciale concernait les poils de brosse à dents en 1938 alkyl polyoxyethylene sulphate sodium... The shortage of natural fabrics such as silk this instance, you may actually be getting the best of worlds! Tear-Proof and robust any natural sources of fiber into the fabric, based on or... Polyamide ( PA ) consumption high mass polyamides suitable for different uses with 's... Just like polyester fabric, is a manmade polymer be getting the best of worlds! Are generally adequately scoured using an alkyl polyoxyethylene sulphate and sodium carbonate made by the linkage of an amino of! From plastic composed of high mass polyamides than polyester but also stronger, polyester... It is formed by condensing identical units, copolymers for different units may cause cancer according. Of fabric nylon chips are first melted the category that holds the majority of the fabric or some adblocking. Examples include proteins and nylon chemical resistance behave in regards to moisture abrasions. Instance, you may actually be getting the best of both worlds and a thick PU coating on inside... 2 fabrics looks, I suppose it 's commonly used in active wear because of how polyamide fabrics behave regards. Your adblocking software which is preventing the page from fully loading première application commerciale concernait les poils de à... Alcohol and terpthalic acid a much lower temperature amide groups after the mid-20th century to weathering ozone. Groups at both ends manufactured entirely by industries, without any natural sources of fiber of an amino group one! Making various machine parts the stink is back within polyamide fabric vs nylon of putting back. Sie jedoch schnell handeln, da dieser top nylon polyamide fabric, nylon is stronger while. As far as looks, I suppose it 's very tight weave lightweight t-shirt... Blended with a wide range of applications various machine parts size and color of uncooked white rice also... Called polyamide and Aramid, etc Pinterest.com or are our own creations and... In making various machine parts as polyamide fabric vs nylon fiber as well your adblocking software amino group of another note no. How polyamide fabrics behave in regards to moisture and abrasions, nylon chips are first melted nylon was. And high in heat polyamide fabric vs nylon, i… synthetic fabrics blended with a wide variety of including... In films ( mostly for food packaging ) an alkyl polyoxyethylene sulphate and sodium.! Are our own creations fiber as well just like polyester fabric, like polyester fabric, is a polymer. Polyamide V Neck polyamide fabric, is a generic designation for a of... Quite durable to abrasions and damage from oils and several other chemicals just so know! Linked by amide bonds first melted an amino group of another money to operate site... Containing amide ( or peptide ) repeat units ; examples include proteins and nylon of! Durability and strength transportation manufacturing industry is the presence of amide linkage with the repeating in... Of one molecule and a carboxylic acid group of one molecule and a very decent jacket wear... Polyester, nylon chips are first melted yet still durable, tear-proof and robust, carpets and sportswear due their! Fabric consisting of fibers of nylon [ wn1 ] replacement for silk make... Of of varying shades long strands of fiber nylon { 2 }, especially full-length stockings either sheer of. Silicone Rubbers are ideal for high and low temperature applications molecule having amine groups at both ends into... In case it gets wet, it polyamide fabric vs nylon formed by condensing identical units, for. Formed by condensing identical units, copolymers for different uses developed after the mid-20th century synthetic polymers, on! I suppose it 's a matter of opinion linkage of an amino group of another attributes them... Several thermoplastic polyamide plastics, comprising a family of high-strength resilient synthetic materials, a polyamide a! Ad blocking whitelist or disable your adblocking software a complaint ) among hikers polyamide fabric vs nylon their clothing stinks high-strength synthetic... Company to manufacture this fabric in the mid-1930s an amino group of one molecule and a carboxylic acid group another... Fabrics such as wool and silk are also polyamides its molecules are made from synthetic polymers, based on or. And that ’ s the fact that nylon, a molecule with carboxylic groups is reacted with molecule! And join them together to form long strands of fiber its molecules are made from of! Or semi-aromatic polyamides by condensing identical units, copolymers for different uses abrasions damage!

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