Patterson added, "Performance Products & Solutions (PP&S) achieved another exceptional quarter, driven by continued mix improvement resulting in a new segment operating margin record of 12.3%.  Underlying organic sales growth plus the addition of Magenta's fiber colorant business and Kraton's TPE business was more than offset by lower year-over-year selling prices in Distribution, PP&S, and Designed Structures and Solutions (DSS), due to lower hydro-carbon based raw material costs.

OnColor™ PProTint™ Colorants for Clarified PP PP Inhaler Roll Cap

which impacted Color, Additives and Inks (Color) and Specialty Engineered Materials (SEM), and a decline in construction related sales, which primarily impacted Performance Products and Solutions (PPS) in

Patterson said, "We've had a strong start to the year, driven by gains in Distribution and PP&S. 

PP

Patterson President and Chief Executive Officer March 16, 2015 Operating Income Mix Shift*^ % of O perating Incom e SPECIALTY DISTRIBUTION PP&S JV's *Operating Income excludes Corporate charges and special items ^2005–2009 has not been restated for subsequent changes in accounting principles or discontinued operations 100 80 60 40 20 0 '05 '06 '07 '08 '09 '10 '11 '12 '13 '14 PROOF OF PERFORMANCE Our values, strategy, and execution are clearly evident in our financial performance.

$ D O LL A R S 2007 2008 2009 2010 2011 .25 .50 .75 1.00 1.25 ADJUSTED EARNINGS PER SHARE^ 278% INCREASE SINCE 2007 % O F O P ER AT IN G IN C O M E 2007 2008 2009 2010 2011 20 40 60 80 100 OPERATING MIX SHIFT* JOINT VENTURES PP&S DISTRIBUTION SPECIALTY P ER C EN TA G E 2007 2008 2009 2010 2011 1.5 3.0 4.5 6.0 7.5 ADJUSTED RETURN ON SALES∆ *Operating Income excludes Corporate Charges OPERATIONAL PERFORMANCE SPECIALTY PLATFORM OPERATING INCOME $ M IL LI O N S 20 40 60 80 100 2007 2008 2009 2010 2011 192% INCREASE SINCE 2007 91% INCREASE SINCE 2007 ^EPS excluding special items and equity income from SunBelt SAFETY — INJURY INCIDENCE RATEº 2007 2008 2009 2010 2011 .25 .50 .75 1.0 1.25 “WORLD-CLASS” PERFORMANCE IN JU R Y IN C ID EN C E R AT E ºNumber of injuries per 100 full-time associates P ER C EN TA G E 2007 2008 2009 2010 2011 4 8 12 16 20 WORKING CAPITAL† — PERCENTAGE OF SALES “BEST-IN-CLASS” WORKING CAPITAL MANAGEMENT † Working capital is defined as accounts receivable plus inventories minus accounts payable ∆Operating income as a percentage of sales, excluding special items and equity income from SunBelt United States Securities and Exchange Commission Washington, DC 20549 FORM 10-K Í ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 ‘ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to .

PP Inhaler Roll Cap

Taxes paid on gain on sale of PP&S divestiture

Three of our businesses have already reached their 2015 margin targets with DSS and PP&S having line of sight to getting there this year," added Mr.