• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

A process for making a high-strength spun yarn begins by feeding one or more tows of substantially uncrimped continuous filaments of high-modulus material having a tensile modulus exceeding about...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

A dyeable polyparaphenylene terephthalamide fiber which has been wound once after spinnig and has not been dyed yet, characterized in that it has a tensile strength of 15 g/denier or more and a...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

A yarn of collagen fiber of animal leather and the manufacturing process thereof, characterized in that the yarn is made of 1-100 % by weight of collagen fiber of animal leather, and 0-99 % by...

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• Organization: National Institute of Standards and Technology
• Updated: 2021-09-09 00:00:00

Data associated with experiments to examine the effect of thermal aging on the molar mass of ultra-high molar mass polyethylene fibers.

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• Organization: National Institute of Standards and Technology
• Updated: 2019-09-09 00:00:00

Traditionally, soft body armor has been made from materials such as poly(p-phenylene terephthalamide) (PPTA) and ultra-high molar mass polyethylene (UHMMPE). However, to diversify the fiber...

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