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Daily Quiz (18)

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Polyurethanes are formed by the reaction of an isocyanate with a hydroxyl-containing substance. What is another name for this hydroxyl-containing substance?

Friday, March 21, 2014


What is the relationship between a polyol and a polyalcohol?

Wednesday, January 29, 2014


TDI and MDI are two types of what coating ingredient?

Thursday, December 19, 2013


What resin chemistry is suitable for development of coatings that can be successfully applied to stucco?

Wednesday, December 4, 2013


True or false: The main difference in properties between a polyurethane and a polyurea is the amount of hydrogen bonding.

Monday, September 9, 2013


What type of isocyanates contribute to strong UV resistance in polyurethane coatings?

Tuesday, August 13, 2013


True or false: Aliphatic polyurethanes exhibit gloss and color retention better than aromatic polyurethanes.

Thursday, May 30, 2013


An oil-modified polyurethane is sometimes called by what name?

Wednesday, April 17, 2013


True or false: Aliphatic polyurethanes tend to retain color and gloss better than aromatic polyurethanes.

Thursday, April 11, 2013


What is the alpha-numeric designation of the recently published SSPC standard describing recommended best practice in applying plural component polyureas and polyurethanes?

Friday, March 22, 2013


True or false: Polyurethanes were developed about 75 years ago by Dr. Otto Bayer and colleagues at IG Farben in Germany.

Tuesday, March 6, 2012


A variation on polyurethane coating chemistry that allows for faster curing times and higher film builds has what name?

Wednesday, October 26, 2011


True or false: Single-component polyurethane coatings are always waterborne.

Thursday, June 2, 2011


Which of the following polyurethane types tends to yellow in sunlight?

Wednesday, May 11, 2011


True or false: Polyurethanes formulated with aromatic polyisocyanates tend to have very strong weathering capabilities.

Wednesday, April 20, 2011


True or false: Aromatic polyurethanes tend to retain gloss and color better than aliphatic polyurethanes

Monday, January 24, 2011


True or false: A clear polyurethane used to seal a coated concrete surface should exhibit maximum turbidity.

Thursday, November 11, 2010


True or false: Polyurethane topcoats usually have good abrasion resistance.

Thursday, September 9, 2010


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