If a small amount of glycerol is added to the reaction mixture of toluene-2,6-diisocyanate and ethylene glycol

Question:

If a small amount of glycerol is added to the reaction mixture of toluene-2,6-diisocyanate and ethylene glycol during the synthesis of polyurethane foam, a much stiffer foam is obtained. Explain.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Organic Chemistry

ISBN: 978-0131407480

4th edition

Authors: Paula Yurkanis Bruice

See More Books

Question Posted: Jun 10, 2016 07:59 AM

See More Questions

A 10.0-L vessel contains 0.0015 mol CO2 and 0.10 mol CO. If a small amount of carbon is added to this vessel and the temperature raised to 1000oC, will more CO form? The reaction is The value of Kc...
The reaction of cyclopentyl bromide with sodium cyanide to give cyclopentyl cyanide proceeds faster if a small amount of sodium iodide is added to the reaction mixture. Can you suggest a reasonable...
An ion with a positively charged nitrogen atom in a three-membered ring is called an aziridinium ion. The following aziridinium ion reacts with sodium methoxide to form A and B: If a small amount of...
In 2020-21, a taxpayer makes a number of disposals, as listed below. Which of these disposals would be exempt from CGT? (a) An antique table sold for 5,000. (b) A watercolour painting sold at...
Describe the Boston Consulting Groups approach to portfolio analysis. Briefly discuss why management may find it difficult to dispose of a question mark.
Will the Web bring people closer together or drive each of us into our own private virtual worlds? Wired Americans are spending less time with friends and family, less time shopping in stores, and...
A mixture of three hydrocarbons is to be separated into three nearly pure products by thermally coupled distillation at $1 \mathrm{~atm}$ as shown in Figure 10.38. Based on the specifications given...
What were the threats for the InfoSys before they entered the "Building Tomorrow's Enterprise" phase? List opportunities that existed on a market for the InfoSys back then? Was the industry...
The information for Bland Media Company at the end of the fiscal year, June 30, 20X8 are listed in this spreadsheet . Additional information: Capital were $145000 at May 1, 20X7, additional capital...
Write a program that will take as input two Web page URLs and find a path of links from one to the other. What is an appropriate search strategy is bidirectional search a good idea? Could a search...
a. Propose a mechanism for the formation of the prepolymer formed by bisphenol A and epichlorohydrin. b. Propose a mechanism for the reaction of the prepolymer with the hardener.
Which polymer would be more apt to contain abnormal head-to-head linkages: poly(vinyl chloride) or polystyrene?
Identify the functional groups in each of the following molecules: (a) Methionine, an amino acid: (b) Ibuprofen, a pain reliever: (c) Capsaicin, the pungent substance in chilipeppers: ||...
Assume you are the president of High Power Corporation. At the end of the first year of operations (December 31), the following financial data for the company are available: Accounts Payable $ 32,100...
Discuss the concept of demand paging in the context of virtual memory systems. How does it optimize memory usage by selectively loading portions of a process into physical memory based on demand and...
You are working as an executive in ABC Insurance Company in Kuala Lumpur. Your senior executive has assign you to guide an internship's student in your department. Briefly describe the following...
On June 1, Jake purchased from Dealer, and took possession of, a portable cement mixer for use in Jake's Chicago home remodeling business, which he operated as a sole proprietor. The price was...
Flowers Ltd. is a Canadian business operating in the outdoor furniture industry. The company manufactures and distributes outdoor furniture to Canadian retailers. You work in the accounting...
Solve the IVP by a CAS, giving a general solution and the particular solution and its graph. y iv - 9y" - 400y = 0, y(0) = 0, y' (0) = 0, y" (0) = 41, y "' (0) = 0
Assume a simple Keynesian depression economy with a multiplier of 4 and an initial equilibrium income of $3,000. Saving and investment equal $400, and assume full employment income is $4,000. a. What...
Rank the following compounds in order of increasing reactivity (least reactive first) in an SN1 solvolysis reaction in aqueous acetone. Explain your answers. (The structure of tert-cumyl chloride is...
Explain why compound A reacts faster than compound B when they undergo solvolysis in aqueous acetone. CH C-Cl CH3 CH CH
A hydrocarbon A, C9H12, is treated with A-bromosuccinimide in CCl4 in the presence of peroxides to give a compound B, C9H11Br. Compound B undergoes rapid solvolysis in aqueous acetone to give an...
Given the matrix A -3 0 -14 3 4 6 9115 7701 a) Determine all solutions of the homogeneous system Ax = 0. b) Determine if the columns of A span R.
Summarize each data source and include them for substance abuse and alcohol in the military. Analyze each data source for substance abuse and alcohol in the military for trustworthiness and accuracy....
On January 1, 2023, Holland Corporation paid $7 per share to a group of Zeeland Corporation shareholders to acquire 60,000 shares of Zeeland's outstanding voting stock, representing a 60 percent...

If a small amount of glycerol is added to the reaction mixture of toluene-2,6-diisocyanate and ethylene glycol

Question:

CH-CH-CH OH OH OH glycerol

Step by Step Answer:

NH Glycerol crosslink...View the full answer

Organic Chemistry

Students also viewed these Organic Chemistry questions