Formaldehyde solution 37 ww, stablized with 1012% methanol classified as hazardous p201 obtain special instructions before use. It is made of 37% formaldehyde and impurities such as methanol, small amounts of formic acid, aldehydes and ketones. The common name of this substance comes from its similarity and relation to formic acid. Major industrial polymers major industrial polymers phenol formaldehyde. It generally has lower formaldehyde emissions than urea formaldehyde binder. In the presence of air and moisture at room temperature. The perception of formaldehyde by odor and eye irritation becomes less sensitive with time as one adapts to formaldehyde.
Show this safety data sheet to the doctor in attendance. Occupational exposure to harmful chemical substances while. Formaldehyde buy formaldehyde solution with 100% quality. Refer to the material safety data sheet msds to determine the percentage of formaldehyde when shipping formalin solutions. For purposes of this standard, the following definitions shall apply. Since formaldehyde exists predominantly in solution as a dynamic equilibrium of methylene glycol oligomers, the concentration of the reactive form of formaldehyde depends on temperature and ph. Condensation of phenol, alkylphenols, or diphenols with formaldehyde gives phenolic resins. Christiansen et al mechanical and chemical cure measurement 47 1993 7682 phenolformaldehyde resin curing and bonding in steaminjection pressing part ii. You may also find the chemical you intend using has been identified as problematic formaldehyde or a cryogenic liquid or highly hazardous hydrofluoric acid, phenol, picric acid or pyrophoric compounds and you must consult the specific safe method of use.
Rules, guidelines and safe methods of use smou the. Exposure controls, personal protection engineering controls use of a fume hood is recommended. Formaldehyde gas is soluble in water, alcohols, and other polar solvents. The resoltype phenolformaldehyde resin was prepared in a threeneck flask equipped with a magnetic stirrer, cooling condenser, thermometer, and a water bath. Phenolresorcinolformaldehyde adhesives are mainly used in the structural application area. Msds number 300000000237 product type phenol formaldehyde resin product use wood adhesives, composites, laminates or related board products manufacturer, importer, supplier hexion specialty chemicals, inc.
That means that virtually all of the formaldehyde is consumed in making the final product. Copying andor downloading of this information for the purpose of. Formaldehyde solution 37% revision date 25apr2019 product information oral ld50 category 3. Top grade formaldehyde is for sale online at reagent, where we can supply aqueous formaldehyde solutions in strengths and pack sizes specified by you. To learn more about how formaldehyde is used in housing and automotive applications, click the images below. The dark glue line is strong and resistant to both weather and water. The resins used in this study were synthesized using a formaldehyde to phenol molar ratio of 2. October 7, 2017 prepared in accordance with osha hazcom standard 29 cfr 1910. B these products may contain free formaldehyde formaldehyde resins. Formaldehyde, 37% ww safety data sheet according to federal register vol. Constituents of smoke vary with local conditions, but may include carbon dioxide, carbon monoxide, phenol, formaldehyde and water plus a. A liquid is typically considered a nonconductive, static accumulator if its conductivity is below 100 psm 100x10e12 siemens per meter and is considered a semi conductive, static accumulator if its conductivity is below. Personal protective equipment must be worn when handling chemicals gloves, safety glasses and lab coats are a minimum requirement. Formaldehyde solution 37 ww, stablized with 1012% methanol classified as hazardous occupational name stel twa exposure limit values mgm3 ppm mgm3 ppm footnote formaldehyde 2.
Safety and health topics formaldehyde hazard recognition. Assistant secretary means the assistant secretary of labor for the occupational safety and health administration, u. Phenol is an aromatic organic compound with the molecular formula c6h5oh. Phenolformaldehyde is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms. Phenolformaldehyde resin synonyms, phenolformaldehyde resin pronunciation, phenolformaldehyde resin translation, english dictionary definition of phenolformaldehyde resin. Formaldehyde is readily soluble in water and is commonly distributed as a 37% solution in water. Formaldehyde can be found as an aqueous solution, melamine resin and even as ureaformaldehyde. The purified lignin was used to prepare ligninphenolformaldehyde resol resin for comparison.
It is used as a denaturant in formaldehyde agarose gel electrophoresis of rna. Synthesis of phenolformaldehyde resol resins using. Process for preparing phenolic formaldehyde resole resin. It is used as a denaturant in formaldehydeagarose gel electrophoresis of rna. The information in this safety data sheet sds is believed to be correct as of the date. Because columns are available in long lengths, the members do not have to be spliced together, as is often necessary with sawn lumber.
They have been widely used for the production of molded products including billiard balls, laboratory countertops, and as coatings and adhesives. Phenol formaldehyde binder formaldehyde based binder used for wood products, especially those made for exterior applications. Phenol formaldehyde resins pf or phenolic resins are synthetic polymers obtained by the reaction of phenol or substituted phenol with formaldehyde. Safety data sheet sds weyerhaeuser oriented strand board. Synthesis and characterization of phenolformaldehyde. Phenolformaldehyde what does phenolformaldehyde stand for. Material safety data sheet our scientific research. May cause sore throat, coughing, and shortness of breath. Central drug house p ltd 728 vardaan house new delhi2 india. Phenol resorcinol resins are mostly used in laminated beam production, but the prf adhesives can be used in many other application areas where high glue line strength and water. Table 1 summarizes the properties of the three resins. This material safety data sheet msds complies with the. Manual or mechanical cuttingor abrasion processes performed on the product can result in generation of wood dust.
Firstaid measures general advice show this safety data sheet to the doctor in attendance. Typical mole ratios of formaldehyde to phenol range from 1. They are related to bakelite, which is more highly crosslinked. Material safety data sheet product name formalin solution 10% neutral buffproduct code 28600 section 8. Many people date the beginning of the modern plastics industry to 1907, when leo hendrik baekeland, a belgianborn american chemist, applied for a patent on a phenolformaldehyde thermoset that eventually became known by the trademarked name bakelite. While formaldehyde is an essential building block in a diverse range of wood products, its end use is primarily in a converted form. Phenolformaldehyde resin cas 9003354 msds download. P202 do not handle until all safety precautions have been read and understood.
Inhalation of the vapors may cause severe irritation to the nose, throat, and respiratory tract. Identification of the substancepreparation and of the companyundertaking product name phenol unid no un1671 synonyms phenol molecular weight 94. Looking for online definition of phenolformaldehyde or what phenolformaldehyde stands for. Phenolformaldehyde is listed in the worlds largest and most. This can lead to overexposure if a worker is relying o n formaldehyde s warning properties to alert him or her to the potential for exposure. Safety data sheet of 8 infosafe no 1ch2t issue date.
Phenol has a distinct odor that is sickeningly sweet and tarry. Repeated exposure to high vapor concentrations may cause irritation of. These hosts are methionine auxotrophs and allow high specific activity labeling of target proteins with 35smethionine and selenomethionine for crystallography. Copying andor downloading of this information for the purpose of properly utilizing. Formaldehyde can be found as an aqueous solution, melamine resin and even as urea formaldehyde. Formaldehyde systematic name methanal is a naturally occurring organic compound with the formula ch 2 o h. When 1220 patients were patch tested with this resin as well as with 2 other phenolformaldehyde resins, based on phenol and formaldehyde, 26 patients were positive to at least 1 resin. Exposure to formaldehyde can occur in numerous industries and professions, such as manufacturers of formaldehyde and formaldehyde based resins, woodworking, and furniture making. The aim of this work was to incorporate nanomaterials including reactive rubber nanoparticles and nanocaly inside phenolformaldehyde mixture before curing to finally produce bakelite nanocomposite. Full strength formalin is 37% formaldehyde and will be shipped as un1198, formaldehyde solutions, flammable, 3, 8, pg iii. Current formaldehyde emission standards are not health protective. Occupational exposure to harmful chemical substances while processing phenolformaldehyde resins. Phenolformaldehyde binder formaldehydebased binder used for wood products, especially those made for exterior applications. Causes severe skin burns and eye damage toxic if inhaled suspected of causing genetic defects may cause damage to organs through prolonged or.
Exposure to formaldehyde can occur in numerous industries and professions, such as manufacturers of formaldehyde and formaldehydebased resins, woodworking, and furniture making. Phenol resorcinol formaldehyde adhesives are mainly used in the structural application area. Respiratory protection if the exposure level is exceeded, wear a full facepiece respirator equipped with a formaldehyde cartridge. The figures for positive reactions to paratertiarybutyl phenolformaldehyde resin and the 2 other resins were 0. Process for preparing phenolic formaldehyde resole resin products derived from fractionated fastpyrolysis oils. The aim of this work was to incorporate nanomaterials including reactive rubber nanoparticles and nanocaly inside phenol formaldehyde mixture before curing to finally produce bakelite nanocomposite. You can taste and smell phenol at levels lower than those that are associated with harmful effects. Resin 1 was carried to a further extent of reaction than was resin. This is because of an assumption that the phenolbased formaldehyde binders commonly used in batt fiberglass insulation do not emit formaldehyde at levels of concern and that even if they do emit formaldehyde. Physical properties of pure monomeric formaldehyde are presented in table 1. Phenol highly toxic poisoning may occur via skin absorption, vapor inhalation, or ingestion. Phenol is a family of organic compounds that consist of an aromatic ring bonded to an alcohol group. Phenol formaldehyde resin nl na na dust generated during grinding, cutting, or drilling of cotton andor linen reinforced plastic produces respirable fiber shaped plastic organic particles which have an osha pel of 5 mgm 3 and cotton dust regulated by osha as noted above. Formaldehyde emissions from fiberglass insulation with.
Phenol formaldehyde resins, as a group, are formed by a stepgrowth polymerization reaction that can be either acid or basecatalysed. Effect of formaldehydephenol ratio fp on the properties of phenolic resins and foams synthesized at room temperature article pdf available in polymer composites 368 april 2014 with. Wood dust is now regulated by osha as particulates not otherwise. Formaldehyde 37 wt% solution in water and phenol were obtained from aldrich. If the pdf does not display below, you may also download it here. Longterm exposure to low levels of formaldehyde may cause respiratory difficulty, eczema, and sensitization. Formaldehyde formalin is produced by oxidation of methanol. Synthesis of ligninphenolformaldehyde resol resins. International chemical safety card 0070 phenol material safety data sheet national. Component information component ld50 oral ld50 dermal lc50 inhalation water not listed not listed. Safety data sheet according to 29cfr19101200 and ghs rev. Material safety data sheet high speed diesel fire extinguishing media.
Major industrial polymers phenol formaldehyde britannica. Used as the basis for bakelite, pfs were the first commercial synthetic resins plastics. All laboratory personnel must undergo some formal induction programme in chemical safety before working in the laboratory the safety data sheets and safe methods of use provide essential information about keeping safe in the university labs, and must be. Phenolformaldehyde resins used to manufacture highpressure laminates are typically produced by reacting phenol and formaldehyde by means of an alkaline catalyst such as sodium hydroxide 10. Inhalation of the vapors may cause severe irritation to the nose, throat, and. The resoltype phenolformaldehyde resin was prepared in a threeneck flask equipped with a magnetic stirrer, cooling condenser, thermometer, and. Thermal decomposition may produce trace amounts of phenol and formaldehyde. The data on this sheet is related only to the specific material designated herein.
Phenolformaldehyde polymer glycidyl ether 28064144 110 4. Also known as phenolic resins, phenolformaldehyde polymers were. Methylene oxide, ac4553, ac4554, 41860, 41883 supplier. The columns can be exposed to view as a unique architectural feature of the framing system. Morticians and laboratory workers may also be exposed to formaldehyde. A plastic resin phenolformaldehyde polymer intimately mixed and reacted with one or more of a variety of organic. Formaldehyde is a colorless poisonous gas synthesized by the oxidation of methanol and used as an antiseptic, disinfectant, histologic fixative, and generalpurpose chemical reagent for laboratory applications. Phenol formaldehyde an overview sciencedirect topics. Phenolresorcinol resins are mostly used in laminated beam production, but the prf adhesives can be used in many other application areas where high glue line strength and water. Many people date the beginning of the modern plastics industry to 1907, when leo hendrik baekeland, a belgianborn american chemist, applied for a patent on a phenol formaldehyde thermoset that eventually became known by the trademarked name bakelite. Use of the information, documents and data from the echa website is subject to the terms and conditions of this legal notice, and subject to other binding limitations provided for under applicable law, the information, documents and data made available on the echa website may be reproduced, distributed andor used, totally or in part, for noncommercial purposes provided that echa is. It generally has lower formaldehyde emissions than ureaformaldehyde binder.
Phenolformaldehyde what does phenolformaldehyde stand. Phenolformaldehyde resin curing and bonding in steam. Differences between rates of chemical and mechanical responses to resin cure by alfred w. Phenol material safety data sheet cas no 108952 sdsmsds. The following references aid in recognizing formaldehyde hazards in the workplace. The term comes from swedish lack for lacquer and latin novo for new, since these materials were envisioned to replace natural lacquers such as copal resin typically novolaks are prepared by the condensation of a. Formaldehyde emissions from fiberglass insulation with phenol.
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