Braskem reported financial results for 4Q12 and full year 2012. For 4Q12, Braskem's EBITDA was R$1.4 billion including gains from asset sales, and net revenue was R$9.2 billion. For 2012, Braskem's EBITDA was R$4 billion including non-recurring items, and the company expanded its market share in Brazil to 71% on thermoplastic resin sales of 3.5 million tons. Braskem also made progress on projects in Mexico and Comperj while maintaining its commitment to financial health.

1. 4Q12 and 2012 Earnings
Conference Call
Investor Relations
São Paulo, February 7, 2013

2. Forward-looking Statements
This presentation contains forward-looking statements. These statements are not
historical facts and are based on management’s objectives and estimates. The
words "anticipate", "believe", "expect", "estimate", "intend", "plan", "project",
"aim" and similar words indicate forward-looking statements. Although we
believe they are based on reasonable assumptions, these statements are based
on the information currently available to management and are subject to a
number of risks and uncertainties.
The forward-looking statements in this presentation are valid only on the date
they are made (December, 31 2012) and the Company does not assume any
obligation to update them in light of new information or future developments.
Braskem is not responsible for any transaction or investment decision taken
based on the information in this presentation.
2

3. 4Q12 Highlights
 Crackers utilization rates of 82%
– Seasonality of the Brazilian market and operational problems
 Braskem’s thermoplastic resin sales of 867 kton, reflecting quarterly seasonality - market share of
70%
 Net revenue of R$9.2 billion, similar to 3Q12 and 8% higher than in 4Q11
 Divestment of non-core assets
– Cetrel and Distribuidora de Águas de Camaçari: R$652 million
– Railcars in USA: R$170 million (US$83 million)
 EBITDA of R$1,399 million or US$677 million
– Includes capital gain of R$516 million from asset divestments
 Integrated project in Mexico
– Braskem’s interest in the project up to 75%
– Conclusion of US$3.2 billion project-finance structure
 Commitment to financial health
– New stand-by credit line: R$450 million
– US$200 million from Nexi (disbursed in Jan-13)
3

4. 2012 Highlights
 Crackers utilization rates of 89%, up 6.6 p.p. on 2011
 Thermoplastic resin sales of 3.5 million tons, reflecting 6 p.p. market share gain in 2012 to 71%
 EBITDA of R$4.0 billion or US$2.0 billion
– Excluding nonrecurring items, EBITDA stood at R$3.1 billion
 Braskem made progress in its strategy of adding value to the existing streams and diversifying its
feedstock profile
– Startup of the new PVC plant and expansion of the Butadiene plant
– USA: acquisition of a splitter and partnership strengthening with Enterprise Products
– Integrated project in Mexico
• Earthmoving works concluded and EPC contract signed
• Pre-marketing activities launched
• Conclusion of US$3.2 billion project-finance structure
 Divestment of non-core assets and commitment to financial health
 Confirmation of investment grade rating by 3 global credit risk agencies
4

5. Thermoplastic resin market shows signs of recovery. Braskem
expands presence in the domestic market
 Brazil’s Thermoplastic Resin Market  Braskem’s domestic sales
(kton) (kton)
+3% +12%
-8% -9%
1.3 1.0
1.2 1.2 0.9
0.8
4Q11 3Q12 4Q12 4Q11 3Q12 4Q12
+2%
+10%
4.9 5.0
3.5
3.2
2011 2012 2011 2012
Source: Alice / Braskem Estimates 5

6. EBITDA Performance – 4Q12 vs. 3Q12
 The lower sales volume was partially offset by the recovery in spreads for
R$ million
the main basic petrochemicals and by exchange variation. EBITDA also
benefitted from the divestment of core assets in 4Q12.
FX impact
on revenue 104 516 1,399
(77) FX impact
on costs
112 27
930
898
( 60 ) ( 127 )
EBITDA Volume Contribution FX Fixed Costs + Recurring 4Q12 Non- recurrent EBITDA
3Q12 Margin SG&A + Others EBITDA items 4Q12
6

7. EBITDA Performance – 2012 vs. 2011
 The higher sales volume and U.S. dollar appreciation partially offset the
contribution margin contraction, which was affected by the lower spreads R$ million
of resins and basic petrochemicals, following the international market
trend. Nonrecurring effects during 2012 also positively impacts on the
result.
FX impact
on revenue
5,529
520 FX impact
(4,478) on costs 860 3,958
3,742
1,051
3,098
( 396)
( 1,819 )
EBITDA Volume Contribution FX Fixed Costs + Recurring Non- EBITDA
2011 Margin SG&A 2012 recurrent 2012
*Nonrecurring: Refis + Compensation + Asset divestments EBITDA items* 7

8. Longer debt profile with diversified financing sources. Commitment
to maintaining liquidity
 Braskem’s high liquidity1 ensures that its cash and cash equivalents
cover the payment of obligations maturing over the next 36 months Gross Debt by Category
Diversified funding sources
Amortization Schedule(1)
(R$ million) Brazilian and
12/31/2012 Foreign Gov.
Entities
20%
1,676 * 22% 23%
Capital
Market
15% 53% Banks
5,170 27%
2,218
10% 10% 3,950 4,006
3,494 9%
6% 2,668
4%
1,842 1,765 1,521  USD-denominated gross debt: 68%
1,277 1,098
721  USD-denominated net debt : 69%
12/31/12 2013 2014 2015 2016 2017 2018/ 2020/ 2022
Cash 2019 2021 onwards
(1) Does not
include transaction costs
Invested in US$
Invested in R$ * US$600 million stand by and R$450 million
Net Debt / EBITDA (US$) Credit Risk – Global Scale
US$ million 3Q12 4Q12 
Agency Rating Outlook Date
Net Debt 6,492 6,859 +6%
Fitch BBB- Negative 10/26/2012
EBITDA (LTM) 1,722 2,003 +16%
S&P BBB- Stable 11/9/2012
Net Debt/EBITDA 3.77x 3.42x* -9%
Moody’s Baa3 Negative 11/28/2012
* Ex-bridge loan for Mexico Project = 3.30x in 4Q12
1 Includes US$600 million and R$450 million in stand-by credit facilities 8

9. Growth projects and Capex
R$ million Investments
(R$ million)
2,244
1,713 536
34
Capacity Increase
173
636 204 Mexico
Comperj/ Acrylic Acid/
173 Splitter
Productivity/ HSE
1,332 Maintenance/ Equipment
Replacement/ Others
869
2012 2013e
 Maintaining its commitment to capital discipline, Braskem made R$1,713 million in operating investments in
2012, in line with the previous estimative of R$ 1,712 million
 ~40% of the total, or R$670 million, was allocated to capacity expansion
 For 2013, investment is estimated at R$2,244 million
 ~70% allocated to maintenance, productivity improvement and the scheduled cracker shutdown
 ~25% for construction of the new petrochemical complex in Mexico
9

10. Global scenario
Points of Concern
 High volatility of oil and naphtha prices
 Lack of definition on a recovery of the
European economy and its influence on the
world economic growth  petrochemicals
demand
 Power outages (Brazil) Potential Positive Points
 Positive indicators from the U.S. economy
 Expectation that the measures adopted
by the Chinese government will support
gradual improvement in domestic demand
 Brazilian government committed to
developing the chain and strengthening
the competitiveness of local
manufacturers
- Extension of Reintegra program
- Brasil Maior Plan (REIQ)
- Combatting imports
Source: CMAI , Analysts’ Reports 10

11. Braskem’s priorities in 2013
 Focus on continually strengthening the relationship with Clients and expanding market share
 Support for creation of an industrial policy that increases competitiveness in the petrochemical
and plastics chain in Brazil, while attracting new investment to the sector
 Boosting Braskem’s competitiveness by capturing the identified synergies, reducing fixed costs
and increasing utilization rates
 Ensuring disbursement of the project finance and making progress on construction of the
greenfield project in Mexico; start-up is expected in 2015
 Concluding the basic engineering studies for the industrial units of the Comperj (FEL3) project
and defining the feedstock to be used by the complex
 Consolidating Braskem’s leadership in renewable chemicals
 Maintaining liquidity and financial health in a scenario marked by global crisis
11

12. 4Q12 and 2012 Earnings
Conference Call
Investor Relations
São Paulo, February 7, 2013