<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:Container9Styles">
	<Style TargetType="Button" x:Key="BtnStyle">
		<Setter Property="MinWidth" Value="85" />
		<Setter Property="MaxWidth" Value="250" />
		<Setter Property="HorizontalAlignment" Value="Center" />
	</Style>

	<ImageBrush 
		x:Key="{ComponentResourceKey TypeInTargetAssembly={x:Type local:Container9Resources}, ResourceId=SettingsImageBrush}" 
		TileMode="Tile" ViewportUnits="Absolute" Viewport="0 0 20 20"
		ImageSource="Container9Styles;Sett.png" Opacity="0.3" />

</ResourceDictionary>

	public class Container9Resources
	{
		public static ComponentResourceKey SettingsImageBrush { get { return new ComponentResourceKey(typeof(Container9Resources), "SettingsImageBrush"); } }
		public static ComponentResourceKey BtnStyles { get { return new ComponentResourceKey(typeof(Container9Resources), "BtnStyles"); } }
	}

 		<Button Content="btn 1"
 				Background="{DynamicResource {ComponentResourceKey TypeInTargetAssembly={x:Type res:Container9Resources}, ResourceId=SettingsImageBrush}}"/>
		<Button Content="btn 2"
				Background="{DynamicResource {x:Static res:Container9Resources.SettingsImageBrush}}"/>