Isosianat: Perbedaan antara revisi
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Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.8 |
→Pranala luar: I am a representative of Merck (Sigma Aldrich), and as there was a recent website migration, the existing link for the text (Air Sampling Isocyanates "http://www.sigmaaldrich.com/asset") on the page has expired and hence updated with the appropriate one. Thank You! Tag: Suntingan perangkat seluler Suntingan peramban seluler |
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* Foam Systems: Guidelines for Safe Handling and Disposal (1993) |
* Foam Systems: Guidelines for Safe Handling and Disposal (1993) |
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* [http://www.hse.gov.uk/research/rrhtm/rr311.htm An occupational hygiene assessment of the use and control of isocyanates in the UK] by Hilary A Cowie et al. HSE Research Report RR311/2005. Prepared by the [[Institute of Occupational Medicine]] for the [[Health and Safety Executive]] |
* [http://www.hse.gov.uk/research/rrhtm/rr311.htm An occupational hygiene assessment of the use and control of isocyanates in the UK] by Hilary A Cowie et al. HSE Research Report RR311/2005. Prepared by the [[Institute of Occupational Medicine]] for the [[Health and Safety Executive]] |
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* [https://www.sigmaaldrich.com/US/en/technical-documents/protocol/environmental-testing-and-industrial-hygiene/air-testing/asset_ez4-nco-isocyanates Air Sampling Isocyanates] |
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{{Gugus fungsi}} |
{{Gugus fungsi}} |
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Revisi terkini sejak 23 Februari 2022 09.46
![](http://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Isocyanate_group.svg/220px-Isocyanate_group.svg.png)
Isosianat adalah gugus fungsi dengan rumus kimia R–N=C=O. Senyawa organik yang mempunyai 2 gugus isosianat disebut diisosianat. Diisosianat diproduksi bersama dengan poliol untuk produksi poliuretan, sebuah polimer.
Reaktivitas
[sunting | sunting sumber]Reaksi dengan nukleofil
[sunting | sunting sumber]Isosianat adalah elektrofil dan mereka reaktif terhadap berbagai macam nukleofil termasuk alkohol, amina, dan bahkan air. Reaksi isosianat dengan alkohol menghasilkan ikatan uretan:[1]
Referensi
[sunting | sunting sumber]- ^ Christian Six, Frank Richter "Isocyanates, Organic" in Ulmann's Encyclopedia of Industrial Chemistry, 2005, Wiley-VCH, Weinheim. doi:10.1002/14356007.a14_611
Pranala luar
[sunting | sunting sumber]- NIOSH Safety and Health Topic: Isocyanates, from the website of the National Institute for Occupational Safety and Health (NIOSH)
- Health and Safety Executive, website of the UK Health and Safety Executive, useful search terms on this site — isocyanates, MVR, asthma
- [1] International Isocyanate Institute
- http://www.actsafe.ca/wp-content/uploads/resources/pdf/Isocyanates.pdf Diarsipkan 2016-03-09 di Wayback Machine.
- Isocyanates – Measurement Methodology, Exposure and Effects Isocyanates in Working Life Workshop Article (1999)
- Health and Safety Executive, Guidance Note (EH16) Isocyanates: Toxic Hazards and Precautions (1984)
- The Society of the Plastics Industry – Technical Bulletin AX119 MDI-Based Polyurethane
- Foam Systems: Guidelines for Safe Handling and Disposal (1993)
- An occupational hygiene assessment of the use and control of isocyanates in the UK by Hilary A Cowie et al. HSE Research Report RR311/2005. Prepared by the Institute of Occupational Medicine for the Health and Safety Executive
- Air Sampling Isocyanates