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

This unique technology is ideal for highly chromatic multi-layered PE, PP or PET based products including multi-layer blow molded containers and durable, weatherable lawn and garden products.

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

PP

Produced with ingredients tested to European Pharmacopeia protocols, the range is targeted for use in the production of PP and PE pharma containers for parenteral, ocular, and nasal drugs. 

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 .

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