This document summarizes Braskem's second quarter 2007 earnings conference call. It discusses Braskem's strong financial and operating performance in the quarter. Key points include Braskem achieving a 19% EBITDA margin, completing the acquisition of Ipiranga Petroquímica assets, increasing production volumes, strengthening its market leadership position, and leveraging net income through improved operating and financial results. Braskem is highlighted as the largest petrochemical company in Latin America based on key financial figures for the last twelve months through June 30, 2007.

1. Earnings Conference Call – 2Q07
José Carlos Grubisich Carlos Fadigas
1

2. Forward-looking Statements
This presentation contains forward-looking statements. Such statements are not statements
of historical facts, and reflect the beliefs and expectations of Braskem’s management. The
words “anticipates”, “wishes”, “expects”, “estimates”, “intends”, “forecasts”, “plans”,
“predicts”, “projects”, “targets” and similar words are intended to identify these
statements. Although Braskem believes that expectations and assumptions reflected in the
forward-looking statements are reasonable based on information currently available to
Braskem’s management, Braskem cannot guarantee future results or events.
Forward-looking statements included in this presentation speak only as of the date they are
made (June 30, 2007), and the Company does not undertake any obligation to update them
in light of new information or future developments.
Braskem shall not be responsible for any transaction or investment decisions that are taken
based on information included in this presentation.
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3. Braskem
Growth and profitability accelerated by the acquisition
2Q07 (LTM) EBITDA Margin of 19%
Net Revenue US$ MM EBITDA US$ MM
8,744
5,388 1,671
4,769
3,771
871 851
3,008
758
2,375 34% 581
CAGR 33%
457
CAGR
2002 2003 2004 2005 2006 2T07* 2002 2003 2004 2005 2006 2T07*
LTM LTM
EBITDA
margin 19% 19% 23% 18% 14% 19%
* 2Q07 LTM – Consolidated Braskem Pro Forma – Other periods with real information.
Source: Braskem 3

4. Braskem: Highlights of 2Q07
Important strategic events
• Braskem launches the first green polyethylene in the world
• Acquisition of Ipiranga’s petrochemical assets
– The acquisition of Ipiranga Petroquímica minorities was concluded
– CVM announces that a public tender offer (“OPA”) for Copesul shares is not required
– Braskem awaits CVM approval for the publication of the OPA notice
• Odebrecht capitalizes Braskem’s debentures in the amount of R$ 1.2 billion
– BNDESPar exchanges Odebrecht’s debentures for Braskem’s Class A Preferred Shares
CONTROLLING 79.2% 44.4% FREE FLOAT 12.3% 44.9%
SHAREHOLDER
ODEBRECHT NORQUISA* PETROQUISA BNDESPAR OTHERS**
59.4% 37.3% 19.8% 7.1% 8.1% 6.8% 0.0% 7.4% 12.3% 37.5%
*Odebrecht has 100% of Norquisa
% Voting Capital % Total Capital
**Does not include treasury shares (3.7% of total)
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5. Braskem
Higher capacity coupled with higher operating reliability leverage our
production volumes
Capacity Utilization Rate %
Ethylene pp PE PVC
96% 96% 96% 97%
96%
92% 92% 92%
91% 91% 88%
78%
2Q06 1Q07 2Q07 2Q06 1Q07 2Q07 2Q06 1Q07 2Q07 2Q06 1Q07 2Q07
Production Volume – 1H07 x 1H06 % +10%
+8%
+5%
+3%
Ethylene PE PP PVC
Source: Braskem
5

6. Braskem
Strengthening of our market leadership
Sales Volume – 2Q07 x 1Q07 % Resins Market Share - 1H07
+9% +9% +9%
+7% Others
+6%
34%
50%
16%
Imports
PE PP PVC Braskem Market
Resins
* Domestic Sales + Imports
Source: Braskem / Abiquim
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7. Braskem Figures - 2Q07 x 2Q06
Evolution of Operating and Financial performance
Net Revenue R$ million
R$ million EBITDA R$ million
R$ million
R$ million Net Income R$ million
R$ million
R$ million
4.969 921
4.048 562
281
+23% +64%
(55)
2Q06 2Q07 2Q06 2Q07* 2Q06 2Q07
Exports US$ million EBITDA US$ million Net Debt/EBITDA X LTM
675
465 2,18
496
257 1,49
+36% +81% -32%
2Q06 2Q07 2Q06 2Q07 * Mar Jun
% of 07 07
Net Operating 27% 27%
Revenues
Source: Braskem * Includes R$ 111 MM (US$ 56 MM) of non-recurring revenues in 2Q07
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8. Braskem: EBITDA Evolution – 2Q07 vs. 2Q06
Price increase surpass costs with naphtha
271
Foreign Exchange
R$ million 111 impact on costs
Foreign
130 Exchange
impact on
743 revenue
(429)
921
(391)
(158)
(76)
562
Non-recurring
Raw Costs/
2Q06 Prices Volume Pis/Cofins
Material
FX Rate
SG&A
2Q07
Revenue
Source: Braskem
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9. Braskem: EBITDA Evolution – 2Q07 vs. 1Q07
Commercial Performance surpass costs with naphtha price increase
R$ million 111 16 172
Foreign Exchange
190 impact on costs
Foreign
Exchange
374 impact on
revenue
(271)
921
853
(524)
(99)
Non-recurring Costs/ Raw FX Rate
1Q07 Prices Volume Pis/Cofins SG&A Material 2Q07
Revenue
Source: Braskem
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10. Braskem: Economic and Financial Performance
Operating performance and improved financial results leverage Net Income
R$ million
2Q07 2Q06 Change. % 1H07 1H06 Change. %
Main Figures (A)/(B) (C)/(D)
(A) (B) (C) (D)
Net revenue 4,969 4,048 23% 9,393 8,022 17%
EBITDA 921 562 64% 1,774 1,290 37%
EBITDA Margin 18.5% 13.9% +4.6 pp 18.9% 16.1% +2.8 pp
Net Financial Result (59) (317) -81% (163) (357) -54%
Net Income 281 (55) - 408 92 344%
Source: Braskem
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11. Braskem
The largest petrochemical company in Latin America
Gross Revenue Net Revenue EBITDA
US$ 11.0 bi US$ 8.7 bi US$ 1.7 bi
Exports Assets
US$ 2.4 bi US$ 10.3 bi
Note Amounts on 06/30/07 – Pro forma basis: last twelve months
Source: Braskem 11

12. Earnings Conference Call - 2Q07
José Carlos Grubisich Carlos Fadigas
12