Polyvinyl alcohol is usually made by hydrolysis of polyvinyl acetate. Toxic and hazardous industrial chemicals safety manual. Identification vinyl acetate is a colorless liquid with a sharp, sweet odor. It is particularly suitable for manufacturing of phindependent sustainedrelease matrix tablets by direct compression or hot melt extrusion.
Section 1 chemical product and company identification. In its most important application, polyvinyl acetate serves as the filmforming ingredient in waterbased latex paints. Kuraray poval and elvanol pvoh are manufactured by hydrolyzing polyvinyl acetate with caustic soda. The polymer is normally supplied in powder form and several grades are available with varying viscosity and solubility characteristics. This is mixed with different percentages of prepared sulfonatedphenol formaldehyde resin spf.
Accordingly, increasing attention is devoted to the preparation of environmentally compatible pvabased materials for a wide range of applications. Pvoh is produced by hydrolysis of pva and the strong hydrogen bonding imparted by the oh groups means that pure pvoh is water soluble. Most important symptoms and effects, both acute and delayed. Identification of the substancemixture and of the companyundertaking 1. Description polyvinyl acetate homopolymer for paper and paperboard coatings. Polyvinyl acetate an overview sciencedirect topics. Vinyl acetate is a flammable and reactive chemical and a fire and explosion hazard. Overlaid markhouwink plots for two samples of polyvinyl alcohol log iv 0. To determine the polyvinyl acetate content in an unknown sample of ethylenevinyl acetate copolymers or copolymers of nvinyl pyrrolidione and vinyl acetate. Material safety data sheet polyvinyl acetate lattice.
American polymer standards corporation safety data sheet page 2 of 5 polyvinyl acetate section 5. Polyvinyl acetate pva is a thermoplastic polymer with chemical formula c 4 h 66 o 22nn it is normally manufactured by free radical polymerization of vinyl acetate. Medium particle size with good pigment binding ability and excellent water resistance. The synthesis and characterization of polyvinyl nitrate as. Search results for polyvinyl acetate at sigmaaldrich. Ethyl acetate safety data sheet according to the federal. Chemicals and vinyls, llc material safety data sheet. This experiment has three parts and each part can be performed by a group of 23 students. Polyvinyl acetate bonding agent or admixture polyloc is a polyvinyl acetate pva based bonder or admixture for cementitious or gypsum plaster products. Ethyl acetate safety data sheet according to the federal final rule of hazard communication revised on 2012 hazcom 2012 jubilant life sciences limited page 1 of 8 h c 3 o o ch3 section 1. Pdf biodegradability of polyvinyl acetate and related.
This reversible saponification and esterification reaction was a strong hint for hermann staudinger in the formulation of his theory of macromolecules. Ac183250000, ac183250010, ac183250250, ac183255000 synonyms. In the 1950s, when kuraray started mass production of pvoh, the intermediate raw material of vam was produced from acetylene. Polyvinyl alcohol pva is recognized as one of the very few vinyl polymers soluble in water also susceptible of ultimate biodegradation in the presence of suitably acclimated microorganisms. Pva is a synthetic resin polymer, which, due its nonpolar nature, is insoluble in water, oil, fats or gasoline. By choosing from the many selvol polyvinyl alcohol grades available, it is possible to obtain the performance properties required for your specific applicationsproperties such as water solubility, abrasion resistance, tensile strength, adhesive and bonding properties, grease or. Vinyl acetate may affect the heart, nervous system and liver. Vinyl acetate market growth, trends, and forecast 2020 2025 the market is segmented by application polyvinyl acetate, polyvinyl alcohol, ethylene vinyl acetate, and other applications, by enduser industry solar, automotive, building and construction, packaging, textile, and other enduser industries, and geography asiapacific, north america, europe, south america and middleeast. One reagent lane fair lawn, nj 07410 for information in north america, call. Carboxylated polyvinyl acetate homopolymer with excellent mechanical stability and very low grit levels. As can be seen, the pvoh samples showed an appreciable difference in molecular weight distribution, especially at high molecular weight. Formvar is a registered trade name for polyvinyl formal, which is a family of polymers formed from polyvinyl alcohol and formaldehyde as copolymers with polyvinyl acetate. Learn more about polyvinyl acetate in this article. Fine dust clouds may form explosive mixtures with air.
Vinyl acetate market growth, trends, and forecasts 2020. Final report on the safety assessment of polyvinyl acetate. Firstaid measures eye contact rinse immediately with plenty of water, also under the eyelids, for at. The vast majority of the acetate moieties are attached to nonneighbouring carbon atoms of the. Polyvinyl alcohol additive327m4 food and agriculture. Polyco 2160 polyvinyl acetate homopolymer for paper. Poly vinyl acetate based emulsion polymerisocyanates epi structural wood adhesives were prepared and their performance benchmark tested according to the specifications of the japanese jas111. Safety data sheet according to 29cfr19101200 and ghs rev. This is the first determination for chain molecules although they were. International vinyl acetate company ivc po box 12021 post coe 31961 jubail industrial city.
Pva is used as an emulsion adhesive for bag, sack and carton making. These polymers are the base for many industrial and consumer products as well as for other polymers. Polyloc can be used in bonding new cementbased or gypsumbased products to a variety of existing, properly prepared substrates and as an admixture to increase tensile, bond, and flexural strength of approved products. Analysis of modified polyvinyl alcohol by gpc viscometry. Polyvinyl acetate, as used in cosmetic products, is a latex emulsion known as the. Vinyl acetate monomer vam is a high volume building block chemical used in the manufacture of polyvinyl acetate or vinyl acetate copolymers. Us3497521a us3497521da us3497521a us 3497521 a us3497521 a us 3497521a us 3497521d a us3497521d a us 3497521da us 3497521 a us3497521 a us 3497521a authority us united states prior art keywords emulsion polyvinyl acetate polymerization emulsifier vinyl acetate prior art date 19670304 legal status the legal status is an assumption and is not a legal conclusion.
Polyvinyl acetate pva and polyvinyl alcohol pvoh are further examples of ethylene copolymers. Biodegradability of polyvinyl acetate and related polymers article pdf available in advances in polymer science 245. Stability and reactivity continued incompatible materials polyvinyl chloride compounds should not come into contact with acetal or acetal copolymers in elevated temperature processing equipment. Polyvinyl acetate dispersion various 100% for further ingredients information, please refer to the full msds ghs pictograms section 2 of the sds not hazardous. However, we do not have molecular weight information for any of these formvar resin materials. Chemical goggles are recommended if splashes or contact.
The guide is intended to supplement training, material safety data sheets. The use or addition of polyvinyl butyral to a system imparts adhesion, toughness, and flexibility. Us3497521a preparation of polyvinyl acetate adhesive. The mixture was prepared on clean glass substrate as a bulk films, at different thicknesses. Firefighting measures suitable extinguishing media. Polyvinyl acetate, a synthetic resin prepared by the polymerization of vinyl acetate. Several example methods for using liquid chromatography to. Biodegradation of poly vinyl alcohol based materials. When handled properly, vam can be stored, transported and otherwise managed safely. View pdf polyvinyl alcohol pva, sometimes referred to as pvoh is a water soluble polymer used widely in adhesives, paints, sealants, coatings, textiles, plastics, etc. Poly vinyl acetate pvapolyol were blended by weight 3. Pdf the structure and adhesive properties of polyvinyl. Find msds or sds, a coa, data sheets and more information.
Formation of a 1,2glycol thus represents an abnormal head to head addition of monomer to the growing chain. However, after the 1960s, vinyl acetate started to be produced from ethylene. Polyco 2160 polyvinyl acetate homopolymer for paper and. Source of sample, mcb manufacturing chemists, norwood, ohio. Ethylene vinyl acetate eva copolymer safety data sheet international polymers company safety data sheet according to regulation ec no. Sample, ml sample weight, g oh value is mg of koh required to react with 1gofsample %wt. Part 1 is the analysis of ethylenevinyl acetate evac. Formvar 1595 resin polyvinyl formal resin article number. Ethylene vinyl acetate eva copolymer safety data sheet. Use dry chemical powder, water spray fog or carbon dioxide unsuitable extinguishing media. Polyvinyl acetate bp fcc food grade n pure manufacturer. Polyvinyl acetate is also the raw material to make other polymers like.
Our group has several manufacturing facilities spread across the world, supported by toll manufacturers and representatives in uae, europe, africa, usa. Material safety data sheets for vinyl acetate polymers. For preparation of the samples of pvns through nitration of polyvinyl alcohol, two types of technical and laboratory polyvinyl alcohols were used with the molecular weights of 45,000 and 60,000 g mol. Vinyl acetate c4h6o2 cid 7904 structure, chemical names, physical and chemical. Material safety data sheet polyvinyl acetate, average m. Page 17 safety data sheet according to safe work australia printing date 10. Sigmaaldrich offers a number of polyvinyl acetate products. American polymer standards corporation safety data sheet. Vinyl acetate normally polymerizes head to tail producing the alternating 1,3 acetate and, by hydrolysis, the alternating 1,3alcohol. Polyvinyl alcohol is not a hazardous material according to the american national standard for precautionary labeling of hazardous industrial chemicals ansi z129. Reason for citation vinyl acetate is on the hazardous substance list because. Thermal sensitivity ts and stability of polyvinyl nitrate pvn, as an energetic polymer with different nitrogen contents, were investigated. Pursuant to section 8d of tsca, epa promulgated a model health and safety data reporting rule. Polyvinyl acetate sds ghs, msds sheet of manufacturers.
We offer halal and kosher polyvinyl acetate made in an iso9001, iso22000 fssc22000 and cgmp certified facility. Polyvinyl acetate is a very plastic material that produces a coherent matrix even under low compression forces. Material safety data sheet section 1 product and company identification as of the revision date above, this msds meets the regulations in new zealand. Definition polyvinyl acetate is a thermoplastic polymer obtained by polymerisation of vinyl acetate using a suitable starter, without solvent or with water or 2propanol. To 5 ml of the solution, add one drop of iodine ts and a few drops of boric acid solution 1 in 25. Selvol polyvinyl alcohols have many characteristics which make them useful in a wide range of applications. Polyvinyl acetate is partially or completely hydrolysed to give polyvinyl alcohol. Material safety data sheet according to eu directive 93112ec.
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