WOOD PLASTIC COMPOSITE AND MANUFACTURING METHOD THEREOF

• Main Author: CHANG YONG JUNG
• Format: Patent
• Language: English; Korean
• Published: 27.06.2018
• Subjects: CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW ORSIMILAR MATERIALS; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUTORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTINGOF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL; METALLURGY; NAILING OR STAPLING MACHINES IN GENERAL; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FORIMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILARMATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITHPERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL

A wood plastic composite according to the present invention comprises a wood plastic composite composition, which contains, with respect to 100 wt% of the composition, 52 to 58 wt% of fibers having 30 to 50 mesh; 22 to 30 wt% of a thermoplastic resin; 2.2 to 6 wt% of a calcium carbonate reinforcement agent; 1 to 5 wt% of a binder; 1.8 to 3 wt% of a lubricant; and 2 to 6 wt% of an inorganic coloring agent, wherein the fibers contain, with respect to 100 wt% of the total, 42 to 58 wt% of fibers having a mesh of 30 or more and less than 40 mesh, and 42 to 58 wt% of fibers having a mesh of 40 to less than 50 mesh. It is an object of the present invention to provide the environmentally friendly and harmless wood plastic composite which can be safely used for a long period of time without changing shape such as cracking, dividedness, distortion and the like. 본 발명에 따른 목재 플라스틱 복합재는 조성물 전체 100 중량%에 대하여, 30 내지 50 메쉬(mesh)인 섬유질 52 내지 58 중량%; 열가소성 수지 22 내지 30 중량%; 칼슘카보네이트 보강제 2.2 내지 6 중량%; 결합제 1 내지 5 중량%; 윤활제 1.8 내지 3 중량%; 및 무기물 착색제 2 내지 6 중량%;를 포함하는 목재 플라스틱 복합재 조성물의 경화물을 포함하고, 상기 섬유질은 전체 100 중량%에 대하여 30 이상 40 미만 메쉬인 섬유질 42 내지 58 중량% 및 40 이상 50 미만 메쉬인 섬유질 42 내지 58 중량%을 포함하는 것을 특징으로 한다.