尝试一下:

$currentCatIds = $_product->getCategoryIds();

还有

 $categoryCollection = Mage::getResourceModel('catalog/category_collection')
  ->addAttributeToSelect('name')
  ->addAttributeToSelect('url')
  ->addAttributeToFilter('entity_id', $currentCatIds)
  ->addIsActiveFilter();

干杯， 京东