Consolidated Statements of Income (USD $) In Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Net trade sales	$ 52	$ 43	$ 97	$ 91
Net sales to related companies	1,980	1,562	3,546	3,118
Total Net Sales	2,032	1,605	3,643	3,209
Cost of sales	1,816	1,502	3,245	3,065
Research and development expenses	16	12	26	23
Selling, general and administrative expenses	5	4	7	7
Restructuring charges	0	0	0	5
Equity in earnings of nonconsolidated affiliates	18	11	35	20
Sundry expense - net	24	10	54	4
Interest income	10	13	21	31
Interest expense and amortization of debt discount	9	12	18	22
Income Before Income Taxes	190	89	349	134
Provision (Credit) for income taxes	63	15	116	(2)
Net Income Attributable to Union Carbide Corporation	127	74	233	136
Depreciation	60	63	122	126
Capital Expenditures	$ 39	$ 25	$ 67	$ 43