101-68-8 MSDS PDF

), Back Directory. [msds information] 1,1′-Methylenebis(4-isocyanatobenzene)( ).msds. Page 1. Page 2. •. •. •. ³. ³. ³. Page 3. ³. Page 4. ³. ³. ³. ³. ³. ³. ³. ³. ³. ³. Page 5. ≥. ≥. Page 6. METHYLENE BISPHENYL. ISOCYANATE. DOT Number: UN DOT Hazard Class: (Poison). NAERG Code: CAS Number: Hazard rating.

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Methylene bisphenyl isocyanate

National Institute for Occupational Safety and Health. Tianjin heowns Biochemical Technology Co. Persons developing sensitivity to isocyanates may have dangerous systemic reactions to extremely small exposures, including respiratory failure.

In case of accident or if you feel unwell, seek medical advice immediately show label where possible. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website. Shanghai Hanhong Scientific Co.

When heated to decomposition it emits toxic fumes of NOx and SOx.


A diisocyanate consisting of diphenylmethane with two isocyanate groups at the 4and 4′-positions. Eco-Profiles of the European Plastics Industry. By using this site, you agree to the Terms of Use and Privacy Policy.

Reactions with amines, aldehydes, alcohols, alkali metals, ketones, mercaptans, msda oxidizers, hydrides, phenols, and peroxides can cause vigorous releases of heat.

See protection codes Skin: Incompatible with strong oxidizing agents.

Methylene diphenyl diisocyanate

Any appropriate escape-type, self-contained breathing apparatus. Hangzhou Yuhao Chemical Technology Co. When wet or contaminated Change: LD Lo lowest published.

Further purification entails fractionation of the MDI isomer mixture. You will be subject to the destination website’s privacy policy when you follow the link. November mds, Content source: Emergency or planned entry into unknown concentrations or IDLH conditions: Distillation of the mixture gives a mixture of oligomeric polyisocyanates, known as polymeric MDIand a mixture of MDI isomers which has a low 2,4′ isomer 10-68-8.

4,4′-Methylenediphenyldiisocyanate | C15H10N2O2 – PubChem

Handling MDI requires strict engineering controls smds personal protective equipment. Raw materials And Preparation Products. Meryer Shanghai Chemical Technology Co.

The largest producer is Wanhua Group followed closely by Covestro. Prevent skin contact Eyes: Prevent eye contact Wash skin: LC 50 median concentration. A Source Book and Practical Guide.


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Methylene diphenyl diisocyanatemost often abbreviated as MDI, is an aromatic di isocyanate. Important additional information about respirator selection. Shanghai civi chemical technology co.

Human systemic effects by inhalation: A skin and eye irritant. Then, these diamines are treated with phosgene to form a mixture of isocyanates, the isomer ratio being determined by the isomeric composition of the diamine. Three isomers are common, varying by the positions of the isocyanate groups around the rings: Maya High Purity Chemicals. Some isocyanates 1101-68-8 with water to form amines and liberate carbon dioxide. Click here for information on selection of N, R, or P filters.