i need binding string value to PropertyDefinition in code(no binding from obj or class, set value for show for this property)

[Pv]

Hi,
i need binding string value to PropertyDefinition in code:
no binding from obj or class, set value for show for this property.
In My Project i have diffrent property for diffrent Class and i have many diffrent class that creating from database in runtime.
i want add property and value behinde code and not with binding , i want fill propertygrid manually.
the other word i want read property name and value from database and show in propertyGrid
If can get me sample code ,

Please helpe me. 
 Thanks