TPE, or Thermoplastic Elastomer, is generally non-toxic in itself; however, safety risks may arise under specific circumstances. Food-grade and medical-grade TPEs that comply with manufacturing standards pose no harm to the human body when used within their intended scope. Conversely, substandard TPE-or TPE subjected to high temperatures or improper use-may release harmful substances, thereby creating health hazards.
TPE is a polymeric material that combines the high elasticity of rubber with the processability of plastic; it is widely utilized in fields such as daily necessities, toys, and medical supplies. Properly manufactured TPE materials-particularly food-grade and medical-grade varieties that have undergone rigorous testing and certification-offer a high level of safety. Food-grade TPE is frequently used to manufacture products such as baby pacifiers and utensil handles; during production, the use of additives and harmful substances in these materials is strictly controlled to ensure they are free from toxic compounds-such as phthalates and Bisphenol A (BPA)-and fully comply with relevant safety standards.
TPE pacifiers designed for infants do not release harmful components-even when chewed or sucked upon by a baby-and therefore pose no threat to health. Medical-grade TPE is used to manufacture medical devices such as catheters and infusion tubes; having undergone rigorous biocompatibility testing, these materials do not trigger allergic reactions or toxic responses within the human body. Furthermore, compliant TPE materials used in common household items-such as tool handles and fitness equipment grips-remain chemically stable at room temperature; they do not release toxic substances during normal use and are harmless to humans.
However, substandard TPE produced by certain small-scale manufacturers-often in an effort to cut costs-may contain excessive amounts of fillers, plasticizers, or recycled waste materials introduced during production. Consequently, these materials may harbor harmful substances such as heavy metals (e.g., lead and cadmium) and polycyclic aromatic hydrocarbons (PAHs). When toys or daily necessities made from such substandard TPE come into prolonged contact with the human body-or are chewed by children-these harmful substances may migrate into the body, potentially triggering toxic reactions.
Additionally, while TPE generally possesses good heat resistance, if the temperature exceeds its tolerance limit (typically above 70°C–80°C), certain additives within the material may decompose or volatilize, releasing pungent odors and harmful gases.
If one comes into contact with TPE products in a high-temperature environment and subsequently inhales these irritating gases-experiencing respiratory or systemic symptoms such as coughing, shortness of breath, or dizziness-one should immediately move to a well-ventilated area. If symptoms are mild and gradually subside after rest, continued observation is appropriate. However, if symptoms persist-such as difficulty breathing or severe headaches-prompt medical attention is required for pulmonary examination and symptomatic treatment, such as oxygen therapy or cough suppression.