SL Capital Infrastructure II and DIF Core Infrastructure Fund I will own 50% each. : Infrastructure funds managed by Aberdeen Standard Investments and DIF have partnered to buy oil terminals firm Unitank for an undisclosed sum. SL Capital Infrastructure II and DIF Core Infrastructure Fund I will each buy a 50% stake in the Hamburg-headquartered company from its family owners. Unitank owns and operates five terminals in Germany and one terminal in Belgium. The terminals handle diesel, gasoline, jet fuel and heating oil and have a total storage capacity of 1.1m cubic metres.