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Polyurethane Adhesives and Sealants - Polycarbodiimide-Modified Diphenylmethane Diisocyanate -- ISONATE 143L
Description: ISONATE™ 143L Modified MDI is a polycarbodiimide-modified diphenylmethane diisocyanate. A yellow liquid at room temperature, this product has a low viscosity and good storage stability down to 75°F (24°C). Applications include Adhesive and Sealants, Elastomers, Coatings, Automotive
- Cure Type / Technology: Two Component System, Thermosetting / Crosslinking
- Features: Water Based / Latex Dispersion
- Industry: Automotive, Other
- Viscosity: 33 cps
Monomers, Intermediates, and Base Polymers - Low Viscosity Polymeric Methylene Diphenyl Diisocyanate -- PAPI PB 219
Description: • A light brown, low-viscosity polymeric methylene diphenyl diisocyanate (MDI) containing high quantities of monomeric methylene diphenyl diisocyanate (MMDI) isomers with an average functionality of 2.2 - 2.3. • The high content of o,p’ in PAPI PB 219 MDI provides excellent
- Structure: Other
- Material Type: Type: Isocyanates
- Applications: Other
Description: ASTM D5836 and OSHA 42 are test methods for determining 2,4-toluene diisocyanate (2,4-TDI) and 2,6-TDI in the workplace atmosphere. OSHA 47 is for 4,4′-methylenediphenyl isocyanate (4,4′-MDI) in indoor air, and NIOSH Method 5522 is an analysis for 2,4-TDI, 2,6-TDI, 4,4′-MDI
- Applications: Other
- Form: Liquid / Solution
Description: PAPI* 94 polymeric MDI is a polymethylene polyphenylisocyanate that contains MDI. This product’s low viscosity, low functionality, increased diphenylmethane diisocyanate content and increased percentage of ortho- para isomers make PAPI 94 polymeric MDI highly versatile. This product also
- Foam Type: Flexible, Rigid
- Form / Shape: Casting Resin / Two-part (A+B Liquids)
- Material / Composition: Plastic / Polymer
- Polymer / Chemical System: Specialty / Other
Standards and Technical Documents - Photometer Applications In A Polyurethane Process - Analysis 2011
Description: Polyurethanes are produced by reacting diisocyanates with polyols and other chemicals. Approximately 90% of phosgene production is used in the manufacture of isocyanates for polyurethane resins. Nearly all phosgene is used at the point of manufacture due to its reactivity and toxicity. The benefitsShow More
Supplier: ASTM International
Description: of a diisocyanate and a conventional polyol, are end-capped with an organo-functional silane. As a consequence, there are no free isocyanate molecules in the sealant. These sealants show improved adhesion to glass, UV stability, and weatherability. Sealants based on STPU chemistry are presently in useShow More
Supplier: Pfaltz & Bauer, Inc.
Description: Dianisidine diisocyanateShow More
Supplier: Medical Isotopes, Inc.
Description: Tolylene 2,4-DiisocyanateShow More
Standards and Technical Documents - Binders for paints and varnishes -- Determination of monomeric diisocyanates in isocyanate resins -- ISO 10283:2007
Description: ISO 10283:2007 specifies a gas-chromatographic method for determining monomeric diisocyanates such as toluene diisocyanate, hexamethylene diisocyanate, isophorone diisocyanate, diphenylmethane diisocyanate and other diisocyanates in isocyanate resins and in solutions prepared from such resinsShow More
Supplier: TCI America
Description: m-Xylylene Diisocyanate / 1,3-Bis(isocyanatomethyl)benzene Polyvinyl chloride and polyethylene polymers, which have long been the mainstay of industrial polymers, are now making way for new high performance polymers. Engineering plastics are polymers that have various properties designedShow More
Description: or any other paints containing di-isocyanates. Painters using urethanes or di-isocyanates must use a air supplied respirator.
- Type: Cartridge / Filter
- Application: Other
- Industry: Painting
- Features: Disposable
Supplier: Polymer Source, Inc.
Description: Comment's column: The molar ratio of TDI:BPA-PO:BHQ. TDI: 2,4-Toluene diisocyanate); BPA-PO: Bisphenol A propoxylate) Mn=800; BHQ: Bis(2-hydroxyethyl) hydroquinoneShow More
Supplier: Epoxies Etc...
Description: 70-2800 Polyurethane Elastomer Series are a line of high performance urethane prepolymers based on menthane diisocyanate, MDI. They do not contain MOCA or TDI. 70-2800 Urethanes are very low in viscosity, have extremely low shrinkage, and excellent air release properties.
- Compound Type: Encapsulating / Potting
- Substrate / Material Compatibility: Ceramic / Glass, Metal, Plastic
- Cure Type / Technology: Single Component System, Thermosetting / Crosslinking, Room Temperature Curing
- Features: Flexible / Dampening
Description: specifications -Low acid values -Low moisture values In polyurethanes and/or prepolymers, these properties lead to: -Excellent tensile strength -Excellent adhesion promotor for polyether foam to PVC skin applications -Low prepolymer viscosities; most notably with PPDI (Para-Phenylene Diisocyanate) -Ease
- Applications: Plastics / Composites
- Function: Plasticizer
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Polyurethane Components for Coatings
Dow 's polyurethanes chemistry has far-reaching applications in coatings that protect industrial equipment, consumer goods and everything in between. Dow Polyurethanes is a leading global supplier of high-performance polyurethane raw materials such as polyether polyols and aromatic isocyanates used to produce robust coatings that are as protective as they are attractive. Isocyanates for Coatings. ISONATE TM MDI (methylene diphenyl diisocyanate) isocyanates from Dow are characterized... (read more)
Browse Industrial Coatings Datasheets for Dow Polyurethanes
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Medical Device Link .
molding. Polyurethanes ' unique chemistry gives them this versatility. They are segmented polymers, meaning they have a soft segment that provides flexibility and a hard segment that provides strength. Polyurethanes are made from three basic building blocks: the backbone, the diisocyanate, and the chain
Ever more stringent standards for energy efficiency force designers to plan carefully for the foam-insulation process. When a cabinet is filling with polyurethane foam, many physical and chemical reactions happen at once. Polymer formation reactions take place. The reaction of diisocyanate
Where foam fits in medical design
polyurethane foam -- the most common type of foam -- is the product of petro-chemistry and resins. More precisely, it's made of toluene diisocyanate, polyol and water. These ingredients are mixed, poured onto a linear conveyor, then left to "rise " and cure. Additives are blended in for specific
Medical Device Link . The Interaction of Plasma Proteins and Platelets with a Homologous Series of Polyurethanes
JAMES M. LAMBERT AND KEVIN G. TINGEY olyurethanes of similar bulk composition-- all using the same diisocyanate, chain extender, and soft-segment type--were synthesized in microparticle form. This homologous series of polyurethanes, which varied in morphology and surface structure, was prepared
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Asthma in the Workplace
… anhydrides, platinum salts) and was the first to identify cellular immune mechanisms associated with diisocyanate -induced asthma.
Through suitable choice of the diisocyanates and diols combined in their synthesis, a huge range of physical …
Toluene diisocyanates (EHC 75, 1987)
TOLUENE DIISOCYANATES .
The commercial isocyanates include hexamethylene diisocyanate , hydrogenated MDI, isophorone diisocyanate, dimer diisocyanate, xylylene diisocyanate, hydrogenated xylylene diisocyanate …
Isocyanates Part II
Naphthalene' diisocyanate Ortho-dichlorobenzene .
Handbook of Adhesive Chemical and Compounding Ingredients
TDI toluene diisocyanate .
Kanerva's Occupational Dermatology
… 2-ethylhexyl) phthalate and dibutylphthalate (I) (Sugiura et al. 2002a) Diphenylmethane-4-4’- diisocyanate (I) (Valks et …
1996) Associa- tion between toluene diisocyanate -induced asthma and DQB1 markers: a possible role for aspartic acid …
Wiley Guide to Chemical Incompatibilities 3rd Edition Complete Document
… hypochlorites); chromic acid; dialkylzincs, dichlorine oxide; epoxides such as glycidol, ethylene oxide; hexamethylene diisocyanate (explosion when solvent …