Prepolymer

Description: CONATHANE® RN-1526 is a liquid prepolymer that produces a semi-rigid urethane with the elasticity of rubber.

• End Product: Elastomer
• Chemical Structure: Prepolymer

Description: Low MDI Urethane Foam, Prepolymer

Description: Low MDI Urethane Acoustical Foam, Prepolymer

Description: AMINE EQUIVALENT OF PREPOLYMER OF FLEXIBLE POLYURETHANE FOAM

Description: STANDARD TEST METHOD FOR ISOCYANATE GROUPS IN URETHANE MATERIALS OR PREPOLYMERS

Description: 1.1 This test method covers the determination of the isocyanate group (NCO) content of a urethane intermediate or prepolymer. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to

Description: 1.1 This test method covers the determination of the isocyanate group (NCO) content of a urethane intermediate or prepolymer. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to

Description: 1.1 This test method measures the acidity, expressed as ppm of hydrochloric acid (HCl), in aromatic isocyanate or polyurethane prepolymer samples of below 100 ppm acidity. The test method is applicable to products derived from toluene diisocyanate and methylene di(phenylisocyanate) (see Note

Description: 1.1 This test method measures the acidity, expressed as ppm of hydrochloric acid (HCl), in aromatic isocyanate or polyurethane prepolymer samples of below 100 ppm acidity. The test method is applicable to products derived from toluene diisocyanate and methylene di(phenylisocyanate) (see Note

Description: KB-PUR® IN 1 is a water reactive polyurethane. When the material comes into contact with water, it reacts to form a waterproof polyurethane elastic foam. Under dry conditions it reacts to form a solid elastic resin. KOSTER KB-PUR® IN 1 is solvent and filler-free, resistant to hydrolysis and is

• Features: Caulk / Grout

Description: This specification covers a prepolymer in the form of a liquid.

Description: This specification covers a prepolymer in the form of a liquid.

Description: This specification covers a prepolymer in the form of a liquid.

Description: This specification covers a prepolymer in the form of an epoxy cresol novolac (ECN) resin.

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.

• Viscosity: 1,000 to 3,200 cP
• Substrate Compatibility: Ceramic / Glass, Metal, Plastic
• Features: Die Bonding Adhesive / Compound, Encapsulanting / Potting, Flexible / Dampening
• Chemical System: Polyurethane (PU, PUR)

Description: It is a reactive hot melt adhesive based on polyurethane prepolymer. It takes a long time to turn on. After the bonding line has cured, the adhesive provides good initial strength. The secondary moisture-cured cross-linked tie has good elongation and structural durability.

• Cure / Technology: Reactive / Moisture Cured, Thermoplastic / Hot Melt

Description: ISO 11357-5:2013 specifies a method for the determination of reaction temperatures and times, enthalpies of reaction, and degrees of conversion using differential scanning calorimetry (DSC). The method applies to monomers, prepolymers, and polymers in the solid or liquid state. The material

Description: ISO 11357-5:2013 specifies a method for the determination of reaction temperatures and times, enthalpies of reaction, and degrees of conversion using differential scanning calorimetry (DSC). The method applies to monomers, prepolymers, and polymers in the solid or liquid state. The material

Description: KOSTER KB-PUR® IN 7 is a water activated polyurethane prepolymer. The product reacts when in contact with water and spontaneously forms a compact, viscoplastic, waterproof polyurethane foam. KOSTER KB-PUR® IN 7 remains viscoplastic after reacting and is able to follow crack movements and seal

• Features: Caulk / Grout

Description: microparticle surface modification Coupling agent for UV cure and epoxy systems Orients liquid crystals Reacts with urethane prepolymers to form moisture-curable resins

• Flash Point: 179.6 F
• Purity: 97 %
• Features: Metalloids (B, Si, Ge, etc.), Non-Metals (C, N, O, P, S)

Description: LOCTITE HHD 3542, Polyurethane Hot Melt, Reactive, Long open time, Solidification and Moisture LOCTITE® HHD 3542 is a reactive hot-melt adhesive based on polyurethane prepolymers. It is designed for robotic dispensing and has a relatively long open time. Immediately after solidifying in the

• Viscosity: 7,000 cP
• Use Temperature: 194 to 230 F
• Dielectric Constant (Relative Permittivity): 3.48
• Substrate Compatibility: Metal, Plastic

Description: Additional Properties Hydrolytic Sensitivity 4: no reaction with water under neutral conditions Application Reacts with silyl enol ethers followed by Et3N?HF, yielding ?-acyloxy carbonyls.1 Oxidizing agent in liquid ammonia.2 Incorporated into polyimide prepolymers forms reflective films.3

• Purity: 99 %

Description: ISO 14896:2009 specifies two methods for the measurement of the isocyanate content of aromatic isocyanates used as polyurethane raw materials. Method A is primarily applicable to refined toluene diisocyanate (TDI), methylene-bis-(4-phenylisocyanate) (MDI) and their prepolymers. Method B is

Description: ISO 14896:2009 specifies two methods for the measurement of the isocyanate content of aromatic isocyanates used as polyurethane raw materials. Method A is primarily applicable to refined toluene diisocyanate (TDI), methylene-bis-(4-phenylisocyanate) (MDI) and their prepolymers. Method B is

Description: Additional Properties Hydrolytic Sensitivity 8: reacts rapidly with moisture, water, protic solvents Application Hydrosilylates olefins in presence of Rh2Cl2(CO)41; reacts with ammonia to form silicon nitride prepolymers.1 Employed in low pressure CVD of silicon nitride.2 Reference 1. Review:

• Boiling Point: 293 to 298.4 F
• Flash Point: 77 F
• Purity: 97 %

Description: ISO 16702:2007 gives general guidance for the sampling and analysis of airborne organic isocyanate (NCO) compounds in workplace air. ISO 16702:2007 is appropriate for a wide range of organic compounds containing isocyanate functional groups, including isocyanate monomers and prepolymers.

Description: ISO 17736:2010 gives general guidelines for the sampling and analysis of airborne isocyanates in workplace air. ISO 17736:2010 is appropriate for organic compounds containing free isocyanate functional groups and is specific for the quantification of monomers, polymers and prepolymers,

Description: to humidity (e.g. PUR prepolymers). NOTE 2 This International Standard can also be used for assessing non-structural adhesives.

Description: BOOSTER - Gear pump for polymer processing The reliable transfer and booster gear pump for polymer processing BOOSTER gear pumps are used in the polymerisation process, to boost the pressure of medium to high viscosity media. They transport pre-polymers and polymers, e.g. PET, PBT, PS, ABS any many

• Maximum Discharge Flow: 2 to 20 GPM
• Maximum Discharge Pressure: 3,225 psi
• Media Temperature: 660 F
• Pump Type: Booster Pumps, Gear Pumps, Positive Displacement Pumps

Description: prepolymers and polymers which contain epoxide groups. They often have favorable mechanical properties and high thermal and chemical resistance which make them ideal for a variety of industries and applications. Many people choose epoxy resins because they are familiar, especially in an

• Viscosity: 13,000 cP
• Industry: Automotive
• Chemical System: Epoxy (EP)
• Substrate Compatibility: Rubber / Elastomer

Description: DYNA-CLEAR™ F Series high capacity filter bags provide consistent filtration of fluids in a wide variety of applications. The random interlocking of micro-denier felt fibers provides efficient depth filtration at increased flow rates. DYNA-CLEAR™ F filter bags are best utilized in process streams