June Patents
Patent as compiled by the editors of Rubber World for June 2024. Rubber composition and a rubber productU.S. patent: 11,834,569Issued:
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Featured
Tire curing bladder technology
Improved quality compounds using optimized grades of compounded butyl rubber, conductive carbon blacks and resin vulcanization systems have contributed to incremental improvements in tire curing bladder performance, allowing optimization of bladder gauge and dimensions to facilitate rapid heat flow into the curing tire.
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Enhancing extruded automotive door seals
Friction induced noise in automotive door seals is mitigated with highly durable water-based coatings having a low coefficient of friction.
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An investigation of EPDM rubber compound stability
A design of experiments (DOE) on two EPDM rubber extrusion compounds identifies to what degree properties are influenced by mixing drop temperature, milling time and mill temperature.
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Quantification of sulfur distribution on rubber surfaces via μ-x-ray fluorescence analysis
A measurement technique makes it possible to scan surfaces of several cm2 to show the distribution of different chemical elements.
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Patents for May 2024
Patent News as compiled by the editors of Rubber World for May 2024. Rubber composition and a tireU.S. patent: 11,802,195
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Styrenic thermoplastic elastomers for efficient foams for the automotive sector
Effects of using hydrogenated styrenic thermoplastic elastomers (SEBS) to improve the properties of a foamed commodity polypropylene for automotive applications are presented.
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Advanced automotive wiper blade testing analysis
This study evaluates the correlation between the energy consumption of wiper systems and wiper blade performance.
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Carbonized soybean hull as a replacement for carbon black in tire sidewalls
Soybean hull has the potential to be a cost effective and sustainable filler that does not impact the human food supply.
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Towards zero waste rubber production
by Ben Chouchaoui, Windsor Industrial Development Laboratory.Non-tire applications and post-industrial scrap generated at manufacturing plants are addressed, and in all
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