KR102605809B1 - 내구성을 상승시킨 친환경 데크 및 그 제조방법 - Google Patents
내구성을 상승시킨 친환경 데크 및 그 제조방법 Download PDFInfo
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- KR102605809B1 KR102605809B1 KR1020210112176A KR20210112176A KR102605809B1 KR 102605809 B1 KR102605809 B1 KR 102605809B1 KR 1020210112176 A KR1020210112176 A KR 1020210112176A KR 20210112176 A KR20210112176 A KR 20210112176A KR 102605809 B1 KR102605809 B1 KR 102605809B1
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- 229920000915 polyvinyl chloride Polymers 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/287—Raw material pre-treatment while feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/297—Feeding the extrusion material to the extruder at several locations, e.g. using several hoppers or using a separate additive feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/682—Barrels or cylinders for twin screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Description
200 : 제 2단계
300 : 제 3단계
400 : 제 4단계
500 : 제 5단계
600 : 제 6단계
700 : 제 7단계
Claims (4)
- 다수개의 원료를 혼합하여 데크를 제작하는 제조방법에 있어서,
열가소성 수지와 목재 조각이 소정의 비율로 배합하여 생성된 목재플라스틱 성형 복합체(이하 'WPC')를 건조하여 데크의 기본원료를 생성하는 기본원료 생성단계와, 상기 데크의 기본원료를 소정의 압력을 이용하여 제 1호퍼 내부로 공급하는 기본원료 공급단계와, 상기 제 1호퍼를 회전시키며 건조기를 통해 기본원료를 건조시키는 기본원료 건조단계로 이루어진 제 1단계(100);
미강, 깻묵, 청치를 소정의 비율로 배합하고 일정 온도에서 일정기간 발효하여 완성된 배합물을 생성하는 배합물 생성단계와, 상기 배합물과 목재조각이 소정의 비율로 배합하여 데크의 추가원료를 생성하는 추가원료 생성단계와, 상기 데크의 추가원료를 소정의 압력을 이용하여 빨아들임으로써 제 2호퍼 내로 상기 추가원료를 공급하는 추가원료 공급단계와, 상기 제 2호퍼를 회전시키면서 상기 제 2호퍼에 연결된 건조기를 통해 상기 제 2호퍼 내부로 열을 공급하여 상기 추가원료를 건조시키는 추가원료 건조단계로 이루어진 제 2단계(200);
2~5mm 크기의 솔잎을 솔잎황토볼 전체중량대비 65~70% 준비하고,
250~500mesh의 크기의 황토를 솔잎황토볼 전체중량대비 10% 준비하며,
별도의 솔잎을 세척, 착즙한 후 착즙되는 착즙액을 10~20℃의 온도에서 3~5시간 저장하여 솔잎침전물을 제거한 맑은 솔잎착즙 상등액을 찹쌀풀 전체중량대비 50~60% 준비하고, 찹쌀가루를 찹쌀풀 전체중량대비 40~50% 준비하여 상호 혼합한 후, 100℃로 30~50분간 가열하여 접착풀과 같이 걸쭉한 상태의 찹쌀풀을 솔잎황토볼 전체중량대비 20~25% 준비한 후,
상기 솔잎, 찹쌀풀, 황토를 혼합하여 10~30분간 반죽기로 반죽물을 만들고, 상기 반죽물을 볼생성기 또는 환제조기를 이용하여 솔잎황토볼(ball)을 완성하는 제 3단계(300);
상기 건조 완료된 기본원료, 추가원료, 솔잎황토볼을 제 3호퍼로 이송시켜 투입 후 정제수와 혼합하여 제1혼합물을 완성하는 제 4단계(400);
데크에 사용하려는 양만큼 계량된 산화철을 제 3호퍼로 투입하는 산화철 투입단계와, 상기 제 3호퍼를 회전시키며 제 1혼합물과 산화철을 혼합하여 제 2혼합물을 완성하는 제 5단계(500);
상기 제 2혼합물을 두 개 이상의 스크류가 구성된 이축압출기로 이송하는 이송단계와, 상기 이축압출기 내부에 200℃ 이상 300℃의 온도를 가하여 상기 제2혼합물을 용융시키는 용융단계와, 상기 이축압출기 내부에 설치된 2개의 압력센서를 이용하여 상기 이축압출기의 내부 압력을 미리 결정된 압력으로 가압하는 가압단계와, 상기 이축압출기 내부에서 토출구 방향으로 압력을 가하여 상기 용융된 제2혼합물을 상기 이축압출기에 연결된 금형틀로 이송하는 용융된 제2혼합물 이송단계로 이루어진 제 6단계(600);
상기 제 2혼합물을 금형틀에 수용완료 후, 상기 금형틀의 형상으로 사출하여 데크를 성형하는 성형단계와, 상기 성형 완료된 금형틀에 냉각용 기체를 분사하여 금형틀을 냉각시키는 냉각단계와, 상기 냉각된 금형트로부터 성형된 데크를 배출시키는 데크 배출단계로 이루어진 제 7단계(700); 로 이루어지는 것을 특징으로 하는 내구성을 상승시킨 친환경 데크 제조방법.
- 제 1항에 있어서,
상기 제 4단계 후, 제 1혼합물은 중온에서 자연건조하는 건조단계와, 건조완료된 제 1혼합물을 분쇄기를 이용하여 분쇄하는 분쇄단계로 이루어진 제 4-1단계가 포함되는 것을 특징으로 하는 내구성을 상승시킨 친환경 데크 제조방법.
- 제 1항에 있어서,
상기 제 5단계 후, 제 2혼합물을 저온 건조기를 통해 건조하는 건조단계와, 건조 완료된 제 2혼합물에 미세입자의 수분을 발산하는 수분발산단계와, 상기 수분의 발산과 동시에 상기 제 2혼합물 혼합하는 혼합단계로 이루어진 제 5-1단계가 포함되는 것을 특징으로 하는 내구성을 상승시킨 친환경 데크 제조방법.
- 다수개의 원료를 혼합하여 제작되는 데크에 있어서,
상기 데크는 청구항 제 1항의 데크 제조방법으로 제조되는 것을 특징으로하는 내구성을 상승시킨 친환경 데크.
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KR101255500B1 (ko) | 2012-12-05 | 2013-04-16 | 이재훈 | 바닥판용 황토 판넬 및 그의 제작 방법 |
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