Why do latex gloves turn yellow


People who frequently wear latex gloves always have a question: "Why do latex gloves sometimes change color after wearing? Is the quality of the gloves not good?" Latex gloves are usually milky white or milky yellow, which is what we call uniform color. When the color of latex gloves changes, it does not necessarily mean that the quality of latex gloves is poor, it may be due to improper storage or contact with liquids.

Why do latex gloves turn yellow?

1. Latex, due to its natural properties, may turn yellow when exposed to liquids such as sweat and saliva.

Latex materials come into contact with copper ions, causing them to turn yellow. Whether it is in human sweat or in our work environment, the impact of this color change is minimal, and its impact on the performance of gloves is even weaker. Moreover, the discoloration caused by this reason is mostly localized discoloration at the contact area.

2. Latex gloves will turn yellow after chlorine washing.

At present, powder free gloves are mainly obtained through chlorine washing or polymer coating processes for gloves with powder. Gloves washed with chlorine are more prone to yellowing.

3. Latex gloves are also prone to yellowing when exposed to ultraviolet light sources and environments above 30 ℃ for a long time. Therefore, latex gloves need to be stored in a cool and dry place.

Received exposure to sunlight and moderate exposure to radiation. This type of glove usually appears unusual before use. And there will also be other related phenomena such as gloves becoming brittle and sticky, indicating changes in glove quality. In this case, the performance of the gloves has actually been greatly affected, and it is recommended not to use them.