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Bis isocyanatomethyl benzene

WebPreparation of 1,3-Bis (isocyanatomethyl)benzene: It can be obtained by 1,3-bis-bromomethyl-benzene and cyano-nitro-amine; silver-compound. This reaction needs reagent magnesium sulphate and solvent benzene at temperature of 80 °C. The reaction time is 3 hours. The yield is 94%. WebOct 23, 2024 · 1,3-Bis(isocyanatomethyl)benzene is an isocyanate with high quality performance, excellent yellowing resistance and weather resistance. It has wide application in optical polymer composite materials, construction, automotive and other industries. The current production process is mainly prepared by the liquid phase reaction of m …

m-Xylylene diisocyanate technical, = 90 GC 3634-83-1 - Sigma-Aldrich

WebProduct Features. 1,3-Bis (isocyanatomethyl)benzene (XDI) CAS NO.3634-83-1. Synonyms. 1,3-bis (isocyanatomethyl)-benzen;1,3-bis- (isokyanatomethyl)benzen;1,3-xylylenediisocyanate;isocyanicacid,m … WebThe measured hydrolysis half life of 1,3-bis(1-isocyanato-1-methylethyl)benzene at pH 7 is 0.4 hours at 25 degrees C. Occupational exposure to 1,3-bis(1-isocyanato-1-methylethyl)benzene may occur through dermal contact or inhalation of this compound at workplaces where 1,3-bis(1-isocyanato-1-methylethyl)benzene is produced or used. svi north active shooter https://megerlelaw.com

Registration Dossier - ECHA - Europa

WebMay 3, 2024 · Opinion of 17 September 2024 concerning 1,3-bis(1-isocyanato-1-methylethyl)benzene; [m-TMXDI]; Opinion of 17 September 2024 concerning Bis(isocyanatomethyl)benzene; [ m -XDI]; Opinion of 17 September 2024 concerning 2,4,6-triisopropyl- m -phenylene diisocyanate; WebBenzene,bis(isocyanatomethyl)-Min.Order: 0 FOB Price: USD $ 0.0-0.0/ Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod WebJul 24, 2012 · This scientific opinion of EFSA deals with the risk assessment of the monomer 1,3-bis(isocyanatomethyl) benzene, CAS No. 3634-83-1, FCM Substance No 988. In water and gastric fluid simulant, immediate and complete hydrolysis of the substance to 1,3-benzenedimethanamine occurs. The toxicity of 1,3-bis(isocyanatomethyl)benzene was … sketch a photo online

CAS No.25854-16-4,1,2-Bis(isocyanatomethyl)benzene …

Category:CAS NO.3634-83-1 XDI - Electronic Chemicals Supplier …

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Bis isocyanatomethyl benzene

Bis(trichloromethyl)carbonate (BTC, Triphosgene): A Safer …

Web个人中心 购物车 0 400-608-7598 创赛优选共计筛选商品2252579条 Web1,3-Bis(isocyanatomethyl)benzene. Empirical Formula (Hill Notation): C 10 H 8 N 2 O 2. CAS Number: 3634-83-1. Molecular Weight: 188.18. Beilstein: 781825. EC Number: 222-852-4. MDL number: ... 1,3-Bis(isocyanatomethyl)cyclohexane. mixture of cis and trans, 99%. View Price and Availability. Sigma-Aldrich. 262242. 1,4-Phenylene diisocyanate.

Bis isocyanatomethyl benzene

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WebBis(isocyanatomethyl)benzene; [m-XDI] EC Number: 222-852-4 CAS Number: 3634-83-1 Index Number: n.a. Contact details for dossier submitter: BAuA Federal Institute for … WebAldrich-95755; m-Xylylene diisocyanate technical, >=90% (GC); CAS No.: 3634-83-1; Synonyms: 1,3-Bis(isocyanatomethyl)benzene; Linear Formula: C10H8N2O2; …

WebOct 23, 2024 · 1,3-Bis(isocyanatomethyl)benzene is an isocyanate with high quality performance, excellent yellowing resistance and weather resistance. It has wide … WebMar 1, 2024 · On February 13, 2024, China National Health Commission (NHC) released a draft amendment[1] of GB 9685-2016 Standard for Uses of Additives in Food Contact Materials and Articles for public comments. Main revisions of GB 9685-2016 are within three annexes, including Annex A, B, and D, which are summarized as follows.

WebFeb 11, 2024 · The invention relates to a polyisocyanate preparation containing at least one polyisocyanate component A) hydrophilically modified with at least one ionic emulsifier and a solvent component E) consisting of at least one organic solvent, characterized in that the solvent component E) has a content of peroxides of not more than 70 mg/l of H2O2 … WebA polyurethane foam is obtained by mixing a polyol component and an isocyanate component under stirring to effect foaming, wherein water is used as a blowing agent in the polyol component, hydrous thermoplastic synthetic resin particles are added to at least one component of the polyol component and the isocyanate component, and thermoplastic …

Web1,3-bis(1-isocyanato-1-methylethyl)benzene. 220-474-4. 2778-42-9. 1,5-naphthylene diisocyanate. 221-641-4. 3173-72-6. 1,3-bis(isocyanatomethyl)benzene. 222-852-4. …

Web1,3-Bis(1-isocyanato-1-methylethyl)benzene 97%, <1.0% 2-(3-(prop-1-en-2-yl)phenyl)prop-2-yl isocyanate; CAS Number: 2778-42-9; EC Number: 220-474-4; Synonyms: α,α,α′,α′-Tetramethyl-1,3-xylylene diisocyanate; Linear Formula: C6H4[C(CH3)2NCO]2; find Sigma-Aldrich-409502 MSDS, related peer-reviewed … sketch app editing symbol shadowsWebXDI 1,3-bis(isocyanatomethyl)benzene 3634-83-1 1000 – 10 000 n/a Skin Sens. 1A and Resp. Sens. 1 under evaluation TMXDI 1,3-bis(1-isocyanato-1-methylethyl)benzene 2778-42-9 100 – 1000 n/a Skin Sens. 1A and Resp. Sens. 1 under evaluation TRIDI 2,4,6-triisopropyl-m-phenylene diisocyanate 2162-73-4 100 – 1000 n/a sketch app for macbookWebJul 15, 2024 · 1,3-bis(isocyanatomethyl)benzene: 1,3-bis(isocyanatomethyl)benzene: 3634-83-1: 222-852-4: European Inventory of Existing Commercial Chemical … svi north sherwoodWebATOUTS HSE a participé au Saftyval de Teréga : une belle journée (pluvieuse) au stade du Hameau de Pau dédiée entièrement à la Sécurité. Bravo et merci aux… sketch app for computer freeWeb1,3-bis(isocyanatomethyl)benzene EC Number: 222-852-4 EC Name: 1,3-bis(isocyanatomethyl)benzene CAS Number: 3634-83-1 Molecular formula: … svi north sherwood arWebOn 24 July 2012 the European Food Safety Authority issued favourable scientific evaluations for two additional substances, namely 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (3) and 1,3-bis(isocyanatomethyl)benzene (4). Those substances should now be added to the Union list of authorised substances as food … sv input output refWebAtouts Hse vous offre une séance de rattrapage sur les principaux textes HSE sortis au JORF durant les congés de Noël (hors Covid) ! 🎁 Notre sélection… sketch app for chromebook