PU Catalyst: BDMA (benzyldimethylamine) CAS:103-83-3 Over view: Common Name: Benzyl Dimethyl Amine Other Chemical Names: N,N-Dimethylbenzylamine, Benzenemethamine, N,N-dimethyl-;Benzenemethanamine,N,N-dimethyl-;Benzylamine, Physical and chemical properties: Appearance Form: transprant light yellow liquid Odour no data available PH 10 at 10 g/l at 20 °C Melting point/freezing point Melting point/range: -75 °C - lit. Initial boiling point and boiling range 181 - 184 °C at 1.020 hPa - lit. Flash point 53 °C - closed cup Evaporation rate no data available Flammability (solid, gas) Upper explosion limit: 6,3 %(V) Upper/lower flammability or explosive limits Lower explosion limit: 0,9 %(V) Relative density 0,9 g/cm3 at 25 °C Water solubility soluble Partition coefficient: noctanol/water log Pow: 1,87 Molar formular C9H13N Molar mass 135.21 Features and uses: A liquid tertiary amine catalyst. Can improve foam cure and demolding time. It is an excellent candidate to consider for use in water-NCO reaction in rigid polyurethane foams. BDMA is typically suitable to replace DMCHA in formulations using a high level of water as blowing or co-blowing agent can reduce surface friability and improve adhesion of foam to substrates. BDMA promotes the urethane reaction and is commonly used in high-water rigid foam applications to reduce friability. It has a characteristic but low amine odor, and is soluble in water and in most organic solvents. BDMA is used in flexible slabstock and rigid foam applications. It promotes the urethane reaction and is commonly used in high-water rigid foam applications to reduce friability. BDMA is also used for flexible slabstock foam applications. Storage Information Recommends that our catalysts be stored in a dry and cool area under appropriate ventilation conditions. Each container should be closed tightly to avoid contamination with moisture or other negative influences that could change the products' performance in the end use. Package: 180KG/Steel Drum (DABCO BDMA/Niax BDMA/ PC Cat NP60/ Addocat DB/ Jeffcat BDMA/ Lupragen N103) More :https://www.newtopchem.com/archives/516

Pu catalyst: K-15 Active ingredients: CAS:3164-85-0 Overview: Common name: Potassium isooctanoate solution Other Chemical names: Potassium2-ethylhexanoate,99.9%(metalsbasis),75%w/wsoln.;PotassiuM2-ethylhexanote;PotassiuM2-Ethylhexanoatehydratate;KaliumOctoate;Potassium2-ethyChemicalbooklhexanoatesolution,75wt.%solution,99.9%tracemetalsbasis;2-ethyl-hexanoicacipotassiumsalt;2-ETHYLHEXANOICACIDPOTASSIUMSALT;POTASSIUM2-ETHYLHEXANOATE Solution Physical and chemical properties: Appearance: Liquid. Color: Colorless. Odor: No odor. Relative density: 1.13 (water=1) Vapor pressure: < 19.20 mmHg at 21 °C Density: 70.544 lb/ft3 (1.13 g/cm3) at 70 °F (21 °C) Point Boiling Point/Range: > 572 °F (> 300 °C) Flash point: 137.78 °C Viscosity: 6000~1200mPas(25 °C) Water solubility: completely dissolved. Product use: Polyurethane catalyst Features and uses: Used in the production of rigid isocyanate foams.  K-15 is a solution of potassium-salt in diethylene glycol. It promotes the isocyanate reaction and is used in a wide range of rigid foam applications. For better surface curing, improved adhesion and better flow alternatives, consider TMR-2 catalysts. K-15 is an excellent and cost-effective isocyanate catalyst. Its high conversion rate has established it as the catalyst of choice in a number of rigid applications. Storage Information Recommends that our catalysts be stored in a dry and cool area under appropriate ventilation conditions. Each container should be closed tightly to avoid contamination with moisture or other negative influences that could change the products' performance in the end use. Package: 200KG/Steel Drum More:https://www.newtopchem.com/archives/555

PU catalyst： MB20 CAS#: 34364-26-6 Overview: Common Name: BISMUTH NEODECANOATE Other Chemical Names: Neodecanoicacid,bismuth(3+)salt;neodecanoicacid,bismuth(3++)salt;BISMUTHNEODECANOATE;BISMUTH(III)NEODECANOATE;bismuth(3+)neodecanoate;BISMUChemicalbookTHNEODECANOATE,TECH;Bismuth(III)neodecanoate,superconductorgrade~60%inneodecanoicacid(15-20%Bi);Bismuth(III)neodecanoate,superconductorgrade a) Appearance and Properties: Liquid Color: light yellow transparent b) Boiling point, initial boiling point and boiling range 180 °C c) Flash point 158 °C - closed cup d) Evaporation rate No data available e) Flammability (solid, gas) no data available f) high/low flammability or explosiveness limits no data available g) Vapor pressure 0.60mmHg at 21 °C h) Vapour density No data available i) Density/relative density 1.22 g/cm3 at 25 °C j) water soluble insoluble k)n-octanol/water partition coefficient no data available l) Autoignition temperature no data available m) Decomposition temperature no data available n) Viscosity 50mPa.s at 25 °C Features and uses: MB20 is used as a catalyst in the polyurethane industry, showing high catalytic activity, and is widely applicable to spray, high density elastomer, and microcellular elastomer systems. Has the following characteristics: A powerful gel catalyst to promote the completion of the reaction in the later stage; It shows that the viscosity of the system is delayed when the level of intermolecular reaction is low in the early stage of the reaction; Environmentally friendly products that can replace lead and tin-containing catalysts; In the common polyurethane reaction system, the microcellular elastomer system and the high-density semi-rigid foam system enhance the stability of the system reaction. Acts as a co-catalyst with a tertiary amine to accelerate the urethane reaction and cure. Exhibits delayed viscosity build on front-end at low usage level while promoting excellent back-end cure. It is free of mercury, lead and dibutyl tin. Possesses low volatility with little or no odor. It has compatibility with common rigid and flexible foam polyols. It is an alternative to tin-based catalysts in flexible slabstock, high-density flexible foams, spray, microcellular, and rigid foam systems. Storage Information Recommends that our catalysts be stored in a dry and cool area under appropriate ventilation conditions. Each container should be closed tightly to avoid contamination with moisture or other negative influences that could change the products' performance in the end use. Package: 25kg/Plastic Drum, 200KG/Steel Drum, 1000kg/IBC Drum More：https://www.newtopchem.com/archives/39757

TMEDA (N,N,N',N'-Tetramethylethylenediamine) CAS No.:110-18-9 Over view Common Name: N,N,N',N'-Tetramethylethylenediamine Other Chemical Names: N,N,N',N'-Tetramethylethane-1,2-diamine, electrophoresis grade;Four MethylEthylenediaMine;N,N,N',N'-TetraMethylethylenediaMine Molar formular C6H16N2 Molar mass 116.2 Physical and chemical properties: a) Appearance Form: Transparent colorless liquid b) Melting point/freezing point Melting point/range: -55 °C - lit. c) Initial boiling point and boiling range 120 - 122 °C - lit. d) Flash point 20 °C - closed cup e) Evaporation rate no data available f) Flammability (solid, gas) no data available g) Upper/lower flammability or explosive limits Upper explosion limit: 9,08 %(V) Lower explosion limit: 0,98 %(V) h) Relative density 0,775 g/cm3 at 20 °C i) Water solubility soluble j) Partition coefficient: log Pow: 0,3 Features and uses: NT CAT TMEDA is a colorless-to-straw, liquid, tertiary amine with a characteristic aminic odor. It is readily soluble in water, ethyl alcohol, and other organic solvent. It is used as an intermediate in organic synthesis. It is also used as a cross linking catalyst for polyurethane rigid foams. Storage Information NEWTOP Chemical recommends that our catalysts be stored in a dry and cool area under appropriate ventilation conditions. Each container should be closed tightly to avoid contamination with moisture or other negative influences that could change the products’ performance in the end use. Package: 160KG Steel Drum (Toyocat TE/ Kaolizer 11/ Dabco TMEDA) More：https://www.newtopchem.com/archives/41215

DMAEE CAS:1704-62-7 Usage and Manufacturing Method Brief introduction. Dimethyldiethanolamine is a chemical substance. Alias: Dimethylaminoethoxyethanol Abbreviation: DMAEE English name: dimethyaminoethoxyethanol, dimethyl2-(2-aminoethoxy)ethanol Molecular formula: C6H15NO2 Relative molecular weight:133.2 CAS No.:1704-62-7 Formulation. Recipe weight:133.19 Purity percentage: ≥98.0% (GC) Physical form: Liquid Experimental operation. [ 50-00-0 ] + [ 929-06-6 ] = [ 1704-62-7 ] Phase I: 0.5 hr. Phase II: 100 - 110 °C; 2 h. Phase III: 120 °C; 4 h. Synthesis To a 250 ml three-necked flask was added 63.1 g of diethyleneglycolamine (0.6 mol), 34.5 g of paraformaldehyde (1.2 mol), stirred for 30 min and 63 g of formic acid (1.2 mol, 88%) was added dropwise at a temperature of 100 to 110 °C and reacted at about 100 °C for 1 h. Distill out 30 g under reduced pressure (vacuum - 0.094 MPa, kettle temperature 80°C). The distillation ended with 90.0% product and 9.8% impurity (S-2) content. _: The liquid from step 2) was transferred to a 500 ml distillation flask and distilled under reduced pressure at a vacuum of -0.094 mpa. 62°C component was n-butanol ester exchanged down to formic acid as butanol, 121° C DMAEE component that is the product. Collected 121 ° C component 128.3g, yield 96.5%, the Uses. DMAEE is a low odor reactive foaming catalyst, mainly used in rigid packaging foam, also used in molded flexible foam and polyether urethane flexible foam.DMAEE is also an important intermediate, used in polyurethane coatings, surfactants, mine reinforcement and many other fields. Zhongke's organic amine catalyst and curing agent series products will be put into production one after another, and the core catalyst and curing agent products will be used as the basis for the subsequent development of new materials for high value-added polyurethane and epoxy resin by precisely matching the market changes. Integrated manufacturing method of dmae and dmaee in microtubular reactor. A method of integrated preparation of DMAE and DMAEE in microtube reactor is disclosed, which includes the following steps in turn: pumping ethylene oxide and aqueous dimethylamine solution formed by mixing dimethylamine with water as catalyst as materials into the microtube reactor respectively, controlling the molar ratio of ethylene oxide to dimethylamine as 1~2:1; setting the reaction temperature in the microtube reactor as 60~90°C and pressure as 1.3 ±0.2 Pa, and the residence time of the material in the microtubular reactor is controlled to be 15～90s; the effluent from the microtubular reactor is an aqueous solution of DMAE and DMAEE. The method of the present invention has the advantages of high atomic economy, good reaction selectivity, mild reaction conditions, short reaction time, simple catalyst, and simple product separation. Safety information : Risk terminology R21:Harmful in contact with skin. R41:Risk of serious damage to the eyes. Safety Terminology S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. Storage and transportation. Should be kept sealed and stored in a dry, cool, ventilated warehouse Packaging. 200KG/drum Storage: It is recommended to store in a dry and cool area with proper ventilation. After the original packaging, please fasten the lid as soon as possible to prevent the mixing of other substances such as moisture to affect the performance of the product. Do not inhale dust and avoid skin and mucous membrane contact. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes. Store contaminated clothes separately and wash them before use. Maintain good hygiene habits. More:https://www.newtopchem.com/archives/40565