Protective garment containing polybenzazole
AssigneeThe Dow Chemical Company
InventorsCharles P. Weber, Jr., David A. Dalman
Life of this patent
Estimating the term…
Abstract
Fabrics containing polybenzazole fibers have high cut-resistance, and can be used to make cut-resistant and flame-resistant garments.
Claims33
A protective cut-resistant garment that comprises a plurality of fibers that contain a liquid-crystalline polybenzoxazole or polybenzothiazole polymer, selected such that the garment is cut-resistant.
A composite fiber comprising:
- (1) a core containing one or more essentially parallel cut-resistant fibers;
- and
- (2) at least one wrapping fiber wrapped around said core,
- wherein either the wrapping fiber or the core contains a polybenzoxazole or polybenzothiazole fiber.
A method to protect a person or object from sharp objects, comprising the step of interposing a fabric that comprises a plurality of fibers that contain a liquid-crystalline polybenzoxazole or polybenzothiazole polymer, selected such that the fabric is cut-resistant, between the person or object to be protected and the sharp object.
Dependencies are inferred from the claim text.