Høringssammenstilling til NMN - Svanemerket
synthetic resin - Swedish translation – Linguee
It is miscible with but unstable in water. The majority of furfuryl alcohol is used in the production of furan resins for foundry sand binders in the metal casting industry. Currently, furfuryl alcohol is used mainly in binders for the traditional furan no-bake system and in smaller quantities in furan hot-box, warm-box, and gas-hardened processes. Further hydrogenation of furfuryl alcohol leads to tetrahydrofurfuryl alcohol (THFA), which is used as a solvent in agricultural formulations and as an adjuvant to help herbicides penetrate the leaf structure.
Furfuryl Alcohol (FFA) is a naturally occurring byproduct of heating and appears in many foods and beverages. A few examples include wine, alcoholic beverages, pineapple juice, and coffee beans. Does consuming FFA cause cancer? There is no scientific evidence linking consumption of FFA with cancers in humans. Furfuryl alcohol is a primary organic compound containing a furan substituted with a hydroxymethyl group. Furfural is an almond-scented, oily, colorless liquid that turns yellow to dark brown when exposed to air. Therefore oxidation, esterification, and etherification are its typical reactions.
The monomer FA is liquid at room temperature and has high solubility in water and many organic solvents, and its polymerization can be carried out under flexible conditions. Therefore, PFA has been very attractive as a precursor for PFA Furfuryl alcohol Revision Date 10-Mar-2020 NFPA 6.
Chemistry and Technology of Furfural and its Many By-Products
Distillation of butadiene. Marker for heating oil. Herbicide production.
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time with furfural conversion averaging 94% with selectivity of furfuryl alcohol chemical, but wide scale, industrial, and profitable uses of furfural warrant more Furfural is the most commonly produced industrial chemical because its production is very flexible. It is one of the top value-added chemicals that can be produced 5 May 2003 Traditionally, furfural has been sourced from corncobs, oat and rice hulls, and sugarcane (1FC, no date). Specific Uses.
The primary use of furfuryl alcohol is as a monomer for the synthesis of furan resins.
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Solvent for anthracene and resins. Distillation of butadiene. Marker for heating oil.
Uses of furfuryl alcohol include resins for bonding foundry sand to produce cores and molds for metal casting, corrosion-resistant mortar for installing acid-proof brick, laminating resins for corrosion-resistant fiberglass-reinforced equipment, resins for corrosion-resistant furan polymer concrete, impregnating solutions and carbon binders, nonreactive diluent for epoxy resins, modifier for phenolic and urea resins, oil-well sand consolidation, solvent, production of tetrahydrofurfuryl
Furfuryl alcohol is the major ingredient in FURAN foundry binders .
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Høringssammenstilling til NMN - Svanemerket
The safety assessment takes into account the current scientific information on exposure, metabolism, pharmacokinetics, toxicology, carcinoge … Moreover, the use of furfuryl Alcohol as a bio-fuel propels a boost in the demand during the forecast period. As owing to the declining reserves for fossil fuels the alternatives are being developed such as bio fuels to power huge machines mainly rockets in which combination of concentrated nitric acid and furfural alcohol are used as propellants. compounds except 5-methylfurfural are safe at the proposed maximum use level for all animal species: furfural and furfuryl alcohol at 5 mg/kg complete feed; methyl 2-furoate and furfuryl acetate at 0.5 mg/kg complete feed; bis-(2-methyl-3-furyl) disulfide, furanmethanethiol, S-furfuryl 2018-05-02 · Furfuryl Alcohol • The compliance date for Proposition 65 warning regarding furfuryl alcohol – containing products was . September 30, 2017 • OEHHA has not established a safe harbor for furfuryl alcohol • One conservative furfuryl alcohol “safe harbor” is 9.5 µg/day (cancer) • An alternative risk level for furfuryl FIG. I. Furfuryl alcohol resin formation and curing reactions.
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It is also However, based on the available LD (C)50 data reviewed in this dossier, furfuryl alcohol warrants classification under Category 3 for acute exposure via the oral and dermal routes (as Toxic if swallowed H301 and Toxic in contact with skin H311).
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The safety assessment takes into account the current scientific information on exposure, metabolism, pharmacokinetics, toxicology, carcinoge … 2018-05-02 Furfuryl alcohol Version 26.6 EN Pagina 3 van 9 Revision: 28-08-2018 SECTION 5: Firefighting measures 5.1 Extinguishing media Suitable extinguishing media Powder, water spray, alcohol-resistant foam, carbon dioxide. Unsuitable extinguishing media A lcohol unstable foam. 5.2 Special hazards arising from the substance or mixture Poly(furfuryl alcohol) (PFA) is a bioresin synthesized from furfuryl alcohol (FA) that is derived from renewable saccharide-rich biomass. In this study, we compounded this bioresin with polycaprolactone (PCL) for the first time, introducing new functional polymer blends. Although PCL is biodegradable, its production relies on petroleum precursors such as cyclohexanone oils. Furfuryl alcohol-formaldehyde resins which can be prepared by using a water soluble multivalent metal salt as the catalyst, thereby eliminating the use of an acid catalyst and the necessary attention it requires.
It also finds use as dispersant for dyes in the textile industry and finds application as solvents for many resinous materials [96–98]. Hydrogenation of furfural provides furfuryl alcohol (FA), which is used to produce Furan resins, which are exploited in thermoset polymer matrix composites, cements, adhesives, casting resins and coatings. Product Name Furfuryl alcohol Cat No. : AC119790000; AC119790010; AC119790025; AC119790100; AC119792500 CAS-No 98-00-0 Synonyms 2-Furanmethanol Recommended Use Laboratory chemicals. Uses advised against Food, drug, pesticide or biocidal product use. Details of the supplier of the safety data sheet Emergency Telephone Number Updated use levels and food categories collected as part of the FDA’s SLR project are available from the FEMA office for this flavor ingredient upon request. Most Recent NUL/FC Published FEMA GRAS Categories and Use Levels are available in the categories as listed in the above publication with an update to the Chewing Gum category in GRAS 25.