CIP Level 1- Quiz 4 1-13-04

CIP Level 1 – Quiz 4 ____________________________________________________________________________ 1.

The Material Safety Data Sheets (MSDS) I. are not required to be maintained at the job site. II. lists the health hazards of the material. III. lists the protective equipment required during application.

2.

3.

A.

I and II only

B.

II and III only

C.

I and III only

D.

I, II and III

When applying coatings, instructions regarding appropriate types of Personal Protective Equipment (PPE) will be found within the A.

Technical data sheets.

B.

MSDS.

C.

application instructions.

D.

specification.

Which items found on a product data sheet provide application information? I. Cure time II. Profile III. Tip size IV. Recoat interval

January 13, 2004

A.

I only

B.

I & II only

C.

I & III only

D.

I, III and IV

4.

Which items of information are generally found on product data sheets? I. Solids by volume II. VOC values III. Chemical composition

5.

6.

7.

A.

I only

B.

II only

C.

I & II only

D.

II & III only

Where will you find information such as ingredients, exposure limits, and flammability classifications of coatings? A.

Application data sheets

B.

Material safety data sheets

C.

Product data sheets

D.

D. Performance data sheets

Which of the following is a type of coating defect that occurs when each brush stroke or spray gun pass is visible after the coating has cured? A.

Wrinkling

B.

Pinholes

C.

Lapping

D.

Blistering

Osmotic blistering is most likely to occur as a result of

January 13, 2004

A.

inadequate anchor pattern/surface profile.

B.

overcoating a surface contaminated with chemical salts.

C.

airless spray application.

D.

applying the coating too thin.

8.

9.

10.

11.

12.

Intercoat delamination may be reduced by A.

selection of compatible paint vehicles in multi-coat systems.

B.

pretreatment of the substrate with soluble ferrous salts.

C.

uneven application thickness.

D.

painting over a damp surface.

If a coating which cures by chemically-induced polymerization is applied without the converter having been added first the A.

converter may be sprayed on to complete the cure.

B.

coating will remain in a liquid state.

C.

coating may appear to dry, although it will not cure.

D.

coating may run or sag.

A.

is the result of excessive DFT application.

B.

results from ultraviolet degradation of the resin.

C.

results from improper application.

D.

results from over-thinning the coating.

Chalking

Chalking is best described as A.

heavy wrinkling of the coated surface.

B.

the result of ultraviolet degradation of the paint binder.

C.

thin string like coating.

D.

the result of over thinning.

Curling or lifting can be caused by I. II. III.

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solvent attacking an existing coating film. application of an incompatible coating over an existing coating. deterioration of a paint film due to old age. A.

I and III only

B.

II only

C.

I, II and III

D.

III only

13.

Phenolic coatings are very flexible. A. B.

14.

15.

16.

17.

True False

Which of the following coating types are often supplied in two components? A.

Moisture-cured

B.

Oxidation-cured

C.

Co-reaction-cured

D.

Solvent cured

The type of coating that cures by heat-induced polymerization is A.

phenolic.

B.

two-component urethane.

C.

chlorinated rubber.

D.

Polyurethane.

Failure to add converter to base before application of a coating which cures by chemicallyinduced polymerization may result in A.

moisture formation in spray lines.

B.

coating may appear to dry but does not cure.

C.

shortened pot life.

D.

extended curing time.

To extend the pot-life of an epoxy coating the applicator may

January 13, 2004

A.

add more thinner.

B.

do nothing since the pot life should not be exceeded.

C.

heat the spray area.

D.

dehumidify the spray area.

18.

19.

20.

21.

22.

The percentage of metallic zinc dust by weight in the dried film of a zinc-rich coating is generally A.

20% - 30%.

B.

100%.

C.

75% - 95%.

D.

55% - 75%.

Coatings which cure by oxidation are A.

resistant to running.

B.

resistant to sagging.

C.

generally limited to WFT of 5 mils.

D.

applied as thickly as possible to form a skin at the surface.

Amine blush is an amber oily film, which occurs on A.

alkyd coatings.

B.

epoxy emulsion coatings.

C.

epoxy amine coatings.

D.

all epoxy coatings.

An epoxy ester coating is a one-package coating which cures by A.

oxidation.

B.

evaporation.

C.

reaction with moisture in the air.

D.

coalescence.

The most important property of a primer for steel is its ability to

January 13, 2004

A.

provide sacrificial protection.

B.

be applied easily.

C.

adhere to the steel.

D.

form a barrier coating.

23.

24.

25.

"Kick-out" occurs when A.

a true solvent is used to thin the coating for application.

B.

the solids portion of a coating separates from the liquids portion.

C.

outdated coating materials are discarded.

D.

RPM used for mixing is too high.

A pigment is A.

a discrete particulate solid used to give specific decorative or protective properties to a coating.

B.

the liquid base of a coating.

C.

used to make a solution of resin, which may dry to form a film.

D.

the coating base which dissolves to form the coating film.

Oil base coatings

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A.

cure by oxidation.

B.

may be applied over an alkaline surface.

C.

are considered to be high-performance coatings.

D.

cure by reaction with moisture in the air.