Question: From the two DSC data, explain the differences between the two grades in terms of any thermal transitions (Tg, Tm or Tc) or degradation behaviours.

From the two DSC data, explain the differences between the two grades in terms of any thermal transitions (Tg, Tm or Tc) or degradation behaviours. (indepth explanation please)

From the two DSC data, explain the differences between the two grades

in terms of any thermal transitions (Tg, Tm or Tc) or degradation

DSC Size: 6.3050 mg Method: LHL 1.0 0.5 - 0.0 - Heat Flow (W/g) -0.5 74.35C 7.926J/g -1.0 - Tm 76.51C . -1.5 - 40 60 80 100 120 140 160 180 200 Exo Up Temperature (C) Universal V4.5A TA Instruments DSC Size: 3.1370 mg 2 1 Heat Flow (W/g) Tm 199.75C Tg 107.26C 108.49C(0) 199.75C 9.800J/g Hm 109.62C -1 - -2 50 200 250 100 150 Temperature (C) Exo Up Universal V4.5A TAI

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Chemical Engineering Questions!

From the DSC data, explain the differences between the two grades in terms of any thermal transitions (Tg, Tm or Tc) or degradation behaviours. Indepth answers pls First screenshot: Polystyrene with...

As described earlier in the course, the thermal performance of the polymers is often assessed through thermogravimetric analysis ( TGA ) and Differential Scanning Calorimetry ( DSC ) . The TGA and...

a Give a labelled schematic illustration of the events involved in the formation of tablets using a rotary press. [4 marks) Briefly describe the technical problems that can arise during the...

A metal oxide was placed in formic acid, HCO2H, and the solution heated under reflux for several hours. Recrystallization gave compound C. Thermogravimetric analysis (TGA) of C in air showed the...

a 100% Loss = 9.1% EXO ENDO ! 40 80 120 160 200 230 40 80 120 160 200 230 TGA data, 1st heating DSC data, 1st heating 100% ENDO EXO 40 80 120 160 200 230 40 80 120 160 200 230 TGA data, 2nd heating...

as (1) i Describe the DSC method of analysis. Your account should include a schematic diagram, indicate how it works, the data obtained and what it can be used for. (ii) [8 marks) Below are the DSC...

For protein denaturation, the excess entropy of denaturation is defined as is the transition excess heat capacity. The way in which Î´C trs P can be extracted from differential scanning...

QUESTION 4 (10 Marks) Figure 1 shows the differential scanning calorimetry (DSC) thermogram of polymer X. a) Discuss the results that can be obtained from the thermogram. b) Calculate the degree of...

Problem 1: The following isothermal cure rate equation was found to fit the DSC data for a thermoset resin: dac = k(1 a), dt where k is a temperature-dependent constant. Solve this differential...

Reagents in this experiment included: styrene and azobisisobutyronitrile Free Radical Polymerization Experiment Please use the following questions instead of Discussing if the GPC and DSC data are...

Cyber security is considered as a new sector of homeland security. What threat do cyber-attacks pose to the United States? What if there was a successful terrorist group cyber-attack on the Pentagon,...

Saturated vapor R-134a leaves the evaporator in a heat pump at 50 F, with a steady mass flow rate of 0.2 lbm/s. What is the smallest diameter tubing that can be used at this location if the velocity...

Trans Union Corporation issued 5 , 8 0 0 shares for $ 5 0 per share in its first year of operations, and it issued 1 0 , 8 0 0 shares for $ 3 7 per share in the following year. The year after that,...

Ex16_XL_CH07_Grader_CAP_HW-Apartment Complex 1.1. question #11: Which database function do I use to display the oldest remodel date on filtered data?

4. Consider a small landscaping company run by Mr. Viemeister. He is considering increasing his firms capacity. If he adds one more worker, the firms total monthly revenue will increase from $50,000...

6. A software company in Silicon Valley uses programmers ( labor) and computers (capital) to produce apps for mobile devices. The firm estimates that when it comes to labor, MPL = 5 apps per month...

2. A firm faces the following costs: total cost of capital = $1,000; price paid for labor = $12 per labor unit; and price paid for raw materials = $4 per raw-material unit. LO15.4 a. Suppose the firm...