These plastic materials allow for fast curing, excellent flexibility, superior bond strength, and beyond. This website uses cookies to provide you the best experience. have for one equivalent of reactive groups. Together we can unlock the full potential of polyurethanes to deliver solutions that shape not only the way we work but also the way we live. This is being driven by market demand, the industrys own ambition, and higher regulatory standards for reduced emissions and waste. = (eq.wt.) functionality is generally used. Food-graded materials are used as chemicals inpharmaceutical industry. English
If you do not currently purchase Dow products and would like to buy from us, please call one of our Customer service centers. We have listened to the industry and are convinced that the mass-balance approach is a very efficient and validated way for automotive OEMs to meet regulatory standards and reach their own ambitious goals.. In structural glazing applications,the weight of the panel places constant load upon the sealant, called the "deadload". With their wide range of products, you can easily formulate: Coatings, adhesives, sealants and elastomers. We request that you confirm your account is needed. Please login or reset your password. For more information about our use of cookies, please view our Privacy Policy. All calculators How much sealant do I need for project? Trademark of Dow or an affiliated company of Dow, [{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"BR","default":"pt-br"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"JP","default":"ja-jp"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"CN","default":"zh-cn"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"US","default":"en-us"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"ES","default":"es-es"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"KR","default":"ko-kr"}], If you are using Internet Explorer (IE), please switch to another browser for the best visual experience, Dow demonstrates the power of polyurethanes in shaping the future. 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If you do not accept the deployment of cookies or restrict them in any way, you will not be able to use all the interactive functions on our website. Low- and high-density semi-rigid foams. Properglueline thickness facilitates the installation of sealant and allows reducedstress on the structural joint resulting from differential thermal movement. Sausage
very helpful. 10 Comments Please sign inor registerto post comments. This website uses cookies to provide you the best experience. wt. from a Huntsman Technical Center Bulletin. of a polyol is approximated by the polyol equivalent X = 175 pbw Error occurred during login. Blog
wt.) If you select a new delivery address, pricing and availability for items in your cart may no longer be valid. (Laws of Torts LAW 01), Advertising Publicity Management for 7th Semester BBA LLB Hons, Three externally touching/kissing circles (Geometry of Circles by H.C. Rajpoot), Estimation of sodium carbonate and sodium bicarbonate in a given mixture, Sound Financial Management is a key to the Process for corporations Explain, Summary Paper: Environmental Law Notes By Praveen Kumar, Biostatistics and Research Methodology (Nirali Prakashan), Experiment no 1- Determination of sodium carbonate & hydroxide in a mixture, Memorial-TC-15R - moot court memorial. wt. Guide to urethane calculations. JavaScript seems to be disabled in your browser. It is providing transportation-specific innovation, customized development, application expertise, technical support, and global reach at scale. Supplier Website Dow Polyurethanes Datasheets for Foams and Foam Materials. Fax: (989) 832-1465 Business Type: Manufacturer. Example: The lot analysis for a new batch of polyol indicates a OH Number of 54 and an acid number of 0. Tell us more about what you need and a member of our team will email or call you to complete your request. wt.) In addition, it can be used as moisturizing substances for cosmetics and personal care products, as food and flavoring additives in food business and as pet food. Flexible Polyurethane Foams Jan 31 2023 Flexible and viscoelastic polyurethane foams have enormous potential as viable business ventures and have replaced many traditional materials used in everyday life. Although the definitions and formulas are all applicable for their intended use, they are often passed on and modified for special cases. 10%
NCO group reacts with one OH group. This book describes the chemistry of flexible and viscoelastic polyurethane foams as well as calculations and formulating 10.1oz. The Company with its headquarters in Winterthur, Switzerland, is listed on the SIX Swiss Exchange (ticker symbol AUTN). The original fundamental concepts, the theoretical relationships and the intended applications are often not stated or presented. Inefficiency Factor
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Polyurethane Foam References Our customized and fully formulated systems will help you create superior energy efficiency, industrial, consumer, and automotive products from spray foam insulation to mattresses and other uses. In collaboration with Microsoft, Dow is integrating AI into a predictive intelligence capability to radically improve product formulation development process and accelerate time-to-market of differentiated solutions. An Email has been sent to with a unique code, please check your e-mail and enter the code below. From footwear to mattresses, automotive interiors to rigid foam insulation used in refrigerators and construction, these essential additives allow you to optimize your system, solve problems and develop innovative products for your customers. The reactive group for apolyolis -O-H (OH). Trademark of Dow or an affiliated company of Dow. This is a measure of the effective grams per reactive group (OH or NCO) and has the units of g/eq. If you do not accept the deployment of cookies or restrict them in any way, you will not be able to use all the interactive functions on our website. Adient (NYSE: ADNT) is a global leader in automotive seating. Dow MobilityScience is a platform organized and designed to bring the full power of Dow to the transportation industry. polyol B) Answer: If I were given a random B-side; that is, a blend of two or more polyols, chain extender(s), blowing agent, catalyst package (front & back end), etc., the first thing that I'd need to do is establish the hydroxyl value (OH value, or OHV). Copyright Dow (1995-2023). Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, https://dowservice.custhelp.com/app/answers/detail/a_id/15855, Answer ID 15855 | Updated 10/23/2019 09:07 AM, where 56.1 is the atomic weight of potassium hydr, each lot of polyol is provided by the manufactur, where the number 33 is obtained by reduction of constants. Bucket
multiplied by the nominal functionality (fn). Remember, you can manage cookies in your browsers settings. Access datasheets, exclusive content and applications, Request Samples to support formulation work. $('.metric').show();
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We request that you confirm your website account is valid and verify your email address. Our polyether and polyester polyols make it easier than ever to create flexible polyurethane foams and semi-rigid plastics for consumer and industrial materials. wt. If the acid number is larger than about 1.0, it should be factored into the above equation. Your account number is the Ship-To Number that can be found on a recent invoice. Scaling and certifying our use of circular feedstocks enables Dow to meet customer demand for more sustainable products without tradeoffs in product performance. SPECLEX C will enable a wide range of flexible foam systems commonly used for comfort and acoustic purposes in interior, exterior and powertrain solutions in consumer and transportation applications. In that case shouldnt this factor be included in the formula for calculating hard. Our broad range of Dow Isocyanates provide a wide use of applications and solutions, so you are reassured you have the right product. For an isocyanate, the reactive var $ddlUnit = $('#ddlUnit');
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Dow Answer Center-PU Calculations PU Calculation University Andhra University Course Chemistry (CHEM 321) Academic year2012/2013 Helpful? The equivalent weight (eq. Mol. All factories are equipped with world-class and environmental-friendly technology. The store will not work correctly in the case when cookies are disabled. Guided by its sustainability strategy, Polyurethanes business aims to reduce the industrys carbon footprint. [{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"BR","default":"pt-br"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"JP","default":"ja-jp"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"CN","default":"zh-cn"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"US","default":"en-us"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"ES","default":"es-es"},{"values":[{"value":"Portugus-Portuguese","languageCode":"pt-br","link":"javascript:void(0);"},{"value":"-Japanese","languageCode":"ja-jp","link":"javascript:void(0);"},{"value":"-Chinese","languageCode":"zh-cn","link":"javascript:void(0);"},{"value":"English","languageCode":"en-us","link":"javascript:void(0);"},{"value":"Espaol-Spanish","languageCode":"es-es","link":"javascript:void(0);"},{"value":"-Korean","languageCode":"ko-kr","link":"javascript:void(0);"}],"label":"KR","default":"ko-kr"}].