Longterm exposure to low levels of formaldehyde may cause respiratory difficulty, eczema, and sensitization. P202 do not handle until all safety precautions have been read and understood. 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. 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. The purified lignin was used to prepare ligninphenolformaldehyde resol resin for comparison. Process for preparing phenolic formaldehyde resole resin products derived from fractionated fastpyrolysis oils. Formaldehyde formalin is produced by oxidation of methanol. Also known as phenolic resins, phenolformaldehyde polymers were. Identification of the substancepreparation and of the companyundertaking product name phenol unid no un1671 synonyms phenol molecular weight 94. It generally has lower formaldehyde emissions than urea formaldehyde binder. October 7, 2017 prepared in accordance with osha hazcom standard 29 cfr 1910.
Inhalation of the vapors may cause severe irritation to the nose, throat, and. The data on this sheet is related only to the specific material designated herein. Phenolformaldehyde binder formaldehydebased binder used for wood products, especially those made for exterior applications. 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. 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. Christiansen et al mechanical and chemical cure measurement 47 1993 7682 phenolformaldehyde resin curing and bonding in steaminjection pressing part ii. Assistant secretary means the assistant secretary of labor for the occupational safety and health administration, u. Phenolformaldehyde resin curing and bonding in steam.
Phenol resorcinol formaldehyde adhesives are mainly used in the structural application area. May cause sore throat, coughing, and shortness of breath. Wood dust is now regulated by osha as particulates not otherwise. 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. 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. Material safety data sheet high speed diesel fire extinguishing media. 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. You can taste and smell phenol at levels lower than those that are associated with harmful effects. Material safety data sheet our scientific research. Safety data sheet of 8 infosafe no 1ch2t issue date. Phenolformaldehyde is listed in the worlds largest and most. Occupational exposure to harmful chemical substances while processing phenolformaldehyde resins. The columns can be exposed to view as a unique architectural feature of the framing system.
Causes severe skin burns and eye damage toxic if inhaled suspected of causing genetic defects may cause damage to organs through prolonged or. Phenolformaldehyde what does phenolformaldehyde stand. Respiratory protection if the exposure level is exceeded, wear a full facepiece respirator equipped with a formaldehyde cartridge. 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. Safety data sheet according to 29cfr19101200 and ghs rev. Exposure to formaldehyde can occur in numerous industries and professions, such as manufacturers of formaldehyde and formaldehydebased resins, woodworking, and furniture making. B these products may contain free formaldehyde formaldehyde resins. 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. Morticians and laboratory workers may also be exposed to formaldehyde. Phenol formaldehyde binder formaldehyde based binder used for wood products, especially those made for exterior applications. Material safety data sheet product name formalin solution 10% neutral buffproduct code 28600 section 8.
Formaldehyde systematic name methanal is a naturally occurring organic compound with the formula ch 2 o h. Phenol is a family of organic compounds that consist of an aromatic ring bonded to an alcohol group. These hosts are methionine auxotrophs and allow high specific activity labeling of target proteins with 35smethionine and selenomethionine for crystallography. Thermal decomposition may produce trace amounts of phenol and formaldehyde. If the pdf does not display below, you may also download it here. This material safety data sheet msds complies with the. Formaldehyde is readily soluble in water and is commonly distributed as a 37% solution in water. 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. Used as the basis for bakelite, pfs were the first commercial synthetic resins plastics. Formaldehyde can be found as an aqueous solution, melamine resin and even as urea formaldehyde. It is used as a denaturant in formaldehydeagarose gel electrophoresis of rna. 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. 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.
Phenol highly toxic poisoning may occur via skin absorption, vapor inhalation, or ingestion. Phenol has a distinct odor that is sickeningly sweet and tarry. Looking for online definition of phenolformaldehyde or what phenolformaldehyde stands for. The following references aid in recognizing formaldehyde hazards in the workplace. Typical mole ratios of formaldehyde to phenol range from 1. It is used as a denaturant in formaldehyde agarose gel electrophoresis of rna. Occupational exposure to harmful chemical substances while. A plastic resin phenolformaldehyde polymer intimately mixed and reacted with one or more of a variety of organic. The resins used in this study were synthesized using a formaldehyde to phenol molar ratio of 2.
Central drug house p ltd 728 vardaan house new delhi2 india. Firstaid measures general advice show this safety data sheet to the doctor in attendance. Personal protective equipment must be worn when handling chemicals gloves, safety glasses and lab coats are a minimum requirement. Component information component ld50 oral ld50 dermal lc50 inhalation water not listed not listed. While formaldehyde is an essential building block in a diverse range of wood products, its end use is primarily in a converted form. That means that virtually all of the formaldehyde is consumed in making the final product. 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.
Current formaldehyde emission standards are not health protective. Exposure to formaldehyde can occur in numerous industries and professions, such as manufacturers of formaldehyde and formaldehyde based resins, woodworking, and furniture making. They are related to bakelite, which is more highly crosslinked. Physical properties of pure monomeric formaldehyde are presented in table 1. Phenolformaldehyde what does phenolformaldehyde stand for. Formaldehyde solution 37 ww, stablized with 1012% methanol classified as hazardous p201 obtain special instructions before use. 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.
Synthesis of phenolformaldehyde resol resins using. Resin 1 was carried to a further extent of reaction than was resin. Phenol formaldehyde resins pf or phenolic resins are synthetic polymers obtained by the reaction of phenol or substituted phenol with formaldehyde. Full strength formalin is 37% formaldehyde and will be shipped as un1198, formaldehyde solutions, flammable, 3, 8, pg iii. Because columns are available in long lengths, the members do not have to be spliced together, as is often necessary with sawn lumber. Rules, guidelines and safe methods of use smou the. 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.
Repeated exposure to high vapor concentrations may cause irritation of. Show this safety data sheet to the doctor in attendance. Manual or mechanical cuttingor abrasion processes performed on the product can result in generation of wood dust. Phenolformaldehyde resin cas 9003354 msds download. 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. In the presence of air and moisture at room temperature. Formaldehyde can be found as an aqueous solution, melamine resin and even as ureaformaldehyde. Condensation of phenol, alkylphenols, or diphenols with formaldehyde gives phenolic resins. The dark glue line is strong and resistant to both weather and water. The resoltype phenolformaldehyde resin was prepared in a threeneck flask equipped with a magnetic stirrer, cooling condenser, thermometer, and a water bath. Inhalation of the vapors may cause severe irritation to the nose, throat, and respiratory tract. The information in this safety data sheet sds is believed to be correct as of the date. Phenol formaldehyde an overview sciencedirect topics.
Copying andor downloading of this information for the purpose of. They have been widely used for the production of molded products including billiard balls, laboratory countertops, and as coatings and adhesives. Phenol is an aromatic organic compound with the molecular formula c6h5oh. 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. Phenol formaldehyde resins, as a group, are formed by a stepgrowth polymerization reaction that can be either acid or basecatalysed. Formaldehyde 37 wt% solution in water and phenol were obtained from aldrich. Formaldehyde, 37% ww safety data sheet according to federal register vol. 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. Synthesis and characterization of phenolformaldehyde.
It is made of 37% formaldehyde and impurities such as methanol, small amounts of formic acid, aldehydes and ketones. Major industrial polymers phenol formaldehyde britannica. Formaldehyde solution 37% revision date 25apr2019 product information oral ld50 category 3. Phenol material safety data sheet cas no 108952 sdsmsds. 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. Phenolformaldehyde polymer glycidyl ether 28064144 110 4.
Constituents of smoke vary with local conditions, but may include carbon dioxide, carbon monoxide, phenol, formaldehyde and water plus a. Synthesis of ligninphenolformaldehyde resol resins. 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. Phenolformaldehyde resin synonyms, phenolformaldehyde resin pronunciation, phenolformaldehyde resin translation, english dictionary definition of phenolformaldehyde resin. It generally has lower formaldehyde emissions than ureaformaldehyde binder. Phenolresorcinolformaldehyde adhesives are mainly used in the structural application area. International chemical safety card 0070 phenol material safety data sheet national.
To learn more about how formaldehyde is used in housing and automotive applications, click the images below. Differences between rates of chemical and mechanical responses to resin cure by alfred w. Formaldehyde buy formaldehyde solution with 100% quality. The perception of formaldehyde by odor and eye irritation becomes less sensitive with time as one adapts to formaldehyde.
The figures for positive reactions to paratertiarybutyl phenolformaldehyde resin and the 2 other resins were 0. Phenol is both a manufactured chemical and a natural substance. Process for preparing phenolic formaldehyde resole resin. 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. For purposes of this standard, the following definitions shall apply. Major industrial polymers major industrial polymers phenol formaldehyde. Safety data sheet sds weyerhaeuser oriented strand board. Formaldehyde emissions from fiberglass insulation with. Exposure controls, personal protection engineering controls use of a fume hood is recommended. Phenolformaldehyde is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms. Methylene oxide, ac4553, ac4554, 41860, 41883 supplier.
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