・Wear appropriate protectors to prevent inhalation or contact with eyes/skin.
To ensure safe operation, install local ventilation to avoid emanation of vapor.
・Keep the product distant from fire.
・Do not handle the container roughly; for example, by toppling, dropping, or hitting the container.
・After handling, be sure to thoroughly wash hands and rinse mouth.
CAS No.78279-10-4
2- ( O- [ 1'-Methylpropylideneamino ] carboxyamino ) ethyl Methacrylate
Karenz MOI-BM
Molecular formula: C11H18N2O4
Molecular Weight: 242.27
Merit
- Regenerate active isocyanates are dissociated from Karenz MOI-BM by thermo-treatment.
- Karenz MOI-BM has a blocked isocyanate-group, which gives good stablility even in the presence of active-hydrogen-containing compounds.
- Karenz MOI-BM can copolymerize with various types of monomers.
- Karenz MOI-BM can be applied to one-component type polyurethane coathing systems, emulsions or aqueous polymer solution.
Reactivity
Karenz MOI-BM can copolymerize with various vinyl monomers; MMA Styrene and so on.
Fig.Stability of blocked isocyanate of copolymer of Karenz MOI-BM /HEMA
| Q, e value of Karenz MOI-BM | Q 1.35 | e 0.44 |
|---|
Procedure:Solution Polymerization
| Composition of monomers and molecular weight ofntheir copolimers | |
|---|---|
| Composition of monomers | Molecular weight ( Mw ) |
| MMA/nBA/Karenz MOI-BM = 15 / 50 / 35 | 8,000 |
| MMA/nBA/Karenz MOI-BM / HEMA / AA = 15 / 50 / 20 / 10 / 5 | 14,000 |
- Blocked isocyanate group of Karenz MOI-BM copolymer shows good stability under ordinary temperature condition.
- No evident increase of molecular weight of Karenz MOI-BM /HEMA copolymer observed at 40℃.
Fig.Stability of blocked isocyanate of copolymer of Karenz MOI-BM / HEMA
Procedure:Emulsion Polymerization
| Composition of monomers and properties of their polymer-films | |
|---|---|
| ≪Copolymer of monomers≫ | ≪Film properties≫ |
| MMA/nBA/Karenz MOI-BM =15/50/35 | Transparent film |
| MMA/nBA/Karenz MOI-BM / HEMA=15/50/25/10 | Solvent resistant film |
※Curing condition：150℃×30min
Applications
Adhesives （ Thermosetting adhesives. Thermo-melting and-setting adhesives ）. Coating materials（ Paints : One-component type polyurethane coatings, PCM coatings and powder coatings. Surface coating agents. Textile treatments. Paper coatings ）. Plastics etc.（ Thermosetting plastics. Sealing chemicals ）
| Physical Properties | |
|---|---|
| State | Liquid at room temperature |
| Density | 1.09g/cm3 |
| Flashpoint | 139℃ ( COC ) |
| Viscosity | 120mPa･s ( 25℃ ) |
| Specifications | |
|---|---|
| Appearance | Clear, colorless or slightly yellowish liquid |
| APHA | ＜50 |
| Purity | Over 96% |
| Toxicological Information | |
|---|---|
| Skin Irritation | No Irritative |
| Eye Irritation | Slightly Irritative |
| Acute toxicity ( oral ) | Rat (Male) LD50 700~800 mg/kg |
| Subacute toxicity | NOEL 11.1 mg/kg/day ( 28 days, rat, oral ) |
| Mutagenicity ( Ames test ) | Salmonella & E. coli: Negative |
| Ecological Information | |
|---|---|
| Toxicity to fish ( Minnow ) | LC50 3 ppm / 96hr |
| FreshwaterAlae Growth Inhibition | Selenastrum Capricornatum NbC50 127ppm |
| Regulatory Information | |
|---|---|
| United Nations Dangerous Goods Transport Standards | Note: When using the product outside Japan, it must be handled in accordance with applied laws and regulations in that country or territory. |
HANDLING AND STORAGE
Receive and read Resonac's Safety Date Sheet, and understand its information.
Handling
Handling and Toxicology Information of Methylethylketoneoxime
MEK oxime may be dissociated from Karenz MOI-BM by heat.
【Handling】
・Wear approriate protector to prevent inhalation or contact with eyes / skin.
【Personal protector equipment】
・Wear a mask, goggles, gloves and unpermeating clothing.
【First-Aid indentification】
・Immediately remove person to fresh air.
【Fire-fightening measure】
・Extinguishing media : Use powder or carbon dioxide or air-form.
【Toxicology Information】
- ・Eye Irritation : irritant
- ・Acute toxicity (oral) : LD50 2800 mg / kg (Rat)
- ・Mutagenicity (Ames test) : Salmonella & E. coli : Negative
- ・Store in a cool(25 degreeC or less) and dark place.
- ・Do not store in a container of iron.
- ・Observe the pertinent laws and regulations including those for fire fighting.
Storage
Type of Packing
・Chemical Drum : 15kg
Reference
・Safety deta sheet of MEK oxime manufacturer
※The information contained herein is based upon data considered true and accurate.However, Resonac Corporation accepts no responsibility or risk which may result from the handling and use of products or for infringement of any patent.