BRAIDED PREFORM RADIUS FILLER

• Main Authors: LINDER, Martin, WOCKATZ, Ronny, LOWE, Julian
• Format: Patent
• Language: English
• Published: 16.06.2022
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; MAKING GRANULES OR PREFORMS; PERFORMING OPERATIONS; PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED; PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

A braided radius filler, including at least three carbon yarns wherein at least one carbon yarn is a continuous carbon filament yarn and at least two carbon yarns are braided together with each other, wherein at least one continuous carbon filament yarn contains a resin composition in a concentration in the range from 1 to 10 wt. % relative to the fiber weight of the continuous carbon filament yarn and the total amount of resin in the radius filler is less than 10 wt. % relative to the total fiber weight of the radius filler and the braided radius filler is braided according a formula. A further object pertains to a method for producing the radius filler and a composite comprising the radius filler.