POLYESTER SOUND ABSORPTION MATERIAL, METHOD OF MANUFACTURING MOLDED PRODUCT USING SAME, AND MOLDED PRODUCT MANUFACTURED THEREBY
The present invention relates to a polyester sound absorption material having improved moldability and decreased weight and a method of manufacturing a molded product using the same, and more particularly to a polyester sound absorption material, which is capable of integrally molding a skin member...
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| creator | Koo, Hong Mo Lee, Jeong Wook Yun, Mi Jung Cho, Hyun Dae Song, Joon Yong Youn, Hyung Joon |
| description | The present invention relates to a polyester sound absorption material having improved moldability and decreased weight and a method of manufacturing a molded product using the same, and more particularly to a polyester sound absorption material, which is capable of integrally molding a skin member and a sound absorption material using a felt including a polyester base fiber, a low-melting-point polyester adhesive fiber and a polyester hollow fiber, without the need to attach an additional sound absorption pad onto a skin member. |
| format | Patent |
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| subjects | ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PERFORMING OPERATIONS PHYSICS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SOUND-PRODUCING DEVICES TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL |
| title | POLYESTER SOUND ABSORPTION MATERIAL, METHOD OF MANUFACTURING MOLDED PRODUCT USING SAME, AND MOLDED PRODUCT MANUFACTURED THEREBY |
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