WELCOME TO DAMIPOLYCHEM. 1  We are providing customized products by developing fine chemical products based on silicone, such as silane, silane coupling agent, silicone intermediate, silicone compound, UV stabilizer of new concept, industrial primer, etc.ELCOME TO DAMIPOLYCHEM. 1  We are providing customized products by developing fine chemical products based on silicone, such as silane, silane coupling agent, silicone intermediate, silicone compound, UV stabilizer of new concept, industrial primer, etc.
Tracheal collapse is a chronic, progressive, irreversible disease of the trachea, or windpipe, and lower airways (mainstem bronchi collapse).The trachea is a flexible tube and, similar to a vacuum cleaner hose. It has small rings of cartilage that help keep the airway open when the dog is breathing, moving or coughing.racheal collapse is a chronic, progressive, irreversible disease of the trachea, or windpipe, and lower airways (mainstem bronchi collapse).
The trachea (windpipe) is the airway that extends downward from the larynx (voice box) and branches into two airways that lead to the lungs, called the left and right bronchi. Each bronchi divides into smaller tubes in a pattern that resembles an upside-down tree, with the trachea as the tree trunk.he trachea (windpipe) is the airway that extends downward from the larynx (voice box) and branches into two airways that lead to the lungs, called the left and right bronchi. Each bronchi divides into smaller tubes in a pattern that resembles an upside-down tree, with the trachea as the tree trunk.