KR102204708B1 - 복합분해성 폴리올레핀계 수지 조성물 및 이의 제조방법 - Google Patents
복합분해성 폴리올레핀계 수지 조성물 및 이의 제조방법 Download PDFInfo
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- KR102204708B1 KR102204708B1 KR1020180037121A KR20180037121A KR102204708B1 KR 102204708 B1 KR102204708 B1 KR 102204708B1 KR 1020180037121 A KR1020180037121 A KR 1020180037121A KR 20180037121 A KR20180037121 A KR 20180037121A KR 102204708 B1 KR102204708 B1 KR 102204708B1
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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- C08K5/00—Use of organic ingredients
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- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
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- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/12—Melt flow index or melt flow ratio
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- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/18—Bulk density
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- C08L2201/00—Properties
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Abstract
Description
도 2는 생분해성 봉투의 (a)이산화탄소 누적발생량 곡선, (b) 생분해도 곡선이다.
구분 | 건조 고형분 함량(%) | 휘발성 고형분 함량(%) | TOC(%) | 유기탄소비율 C(g/g) |
ThCO (g/vessel) |
|
건조대비 | 습윤대비 | |||||
표준물질 (cellulose) |
75.4 | 87.3 | 83.3 | 44 | 0.461 | 25.931 |
생분해성 봉투 | 99.5 | 85.6 | 85.3 | 45 | 0.452 | 27.415 |
구 분 | 이산화탄소 방출량에 의해 계산한 평균 생분해도(%) | 시험 기간(day) | 관찰사항 |
표준물질(cellulose) | 84.94 | 45 | 접종원의 함수율, 색깔, 냄새 등 특이사항 없음 |
생분해성 봉투 | 35.57 | 45 | 접종원의 함수율, 색깔, 냄새 등 특이사항 없음 |
표준물질 대비 시험물질의 생분해도(%) | 생분해성 봉투 | 41.87 |
실시예 (성적서 시료번호) |
인장강도 (N/㎟) | 신장율 (%) | 노치후 인열강도 (N/㎜) | |
보통 | 접은곳 | |||
실시예 4 (#2) |
59.3 | 400 | 117 | 102 |
비교예 2 (#3) |
43.1 | 338 | 86 | 81 |
비교예 1 (PLA 재활용봉투) |
압출작업 불가능 |
Claims (7)
- 폴리올레핀계 수지, 무수말레산으로 그라프트된 저밀도폴리올레핀계 수지, 분말형 탄산칼슘, 펠렛형 탄산칼슘, 제습제, 광분해제, 개시제, 폴리비닐 알코올, 생분해제 혹은 생물분해제, 폴리비닐알코올 가소화제, 음이온 계면 활성제, 윤활제, 붕사를 포함하고, 전분을 포함하지 않는 것을 특징으로 하는 복합분해성 폴리올레핀계 수지 조성물.
- 제 1항에 있어서,
상기 폴리올레핀계 수지는 저밀도폴리에틸렌, 선형저밀도폴리에틸렌, 폴리프로필렌으로 이루어진 군에서 선택된 1종 이상의 혼합물인 것을 특징으로 하는 복합분해성 폴리올레핀계 수지 조성물.
- 삭제
- 제 1항에 있어서,
상기 제습제는, 제올라이트, 벤토나이트, 규조토, 실리카겔, 활성탄, 고흡수성 수지로 이루어진 군에서 선택된 1종 이상의 혼합물인 것을 특징으로 하는 복합분해성 폴리올레핀계 수지 조성물.
- 제 1항의 복합 분해성 폴리올레핀계 수지 조성물 100 중량부에 대하여 200 내지 600 중량부의 고밀도 폴리에틸렌 수지를 더 포함하는 복합분해성 폴리올레핀계 수지 조성물 콤파운드.
- 제5항의 복합분해성 폴리올레핀계 수지 조성물 콤파운드를 사용하여 압출성형, 인플레이션성형, 사출성형 및 취입성형 중 적어도 하나의 방법으로 성형되는 것을 특징으로 하는 복합분해성 폴리올레핀계 수지 조성물 성형품.
- 삭제
Priority Applications (1)
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PCT/KR2018/003909 WO2018199494A1 (ko) | 2017-04-25 | 2018-04-03 | 복합분해성 폴리올레핀계 수지 조성물 및 이의 제조방법 |
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KR20170052808 | 2017-04-25 | ||
KR1020170052808 | 2017-04-25 |
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KR20180119479A KR20180119479A (ko) | 2018-11-02 |
KR102204708B1 true KR102204708B1 (ko) | 2021-01-19 |
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KR102746852B1 (ko) * | 2021-12-27 | 2024-12-27 | (주)이지켐 | 폴리프로필렌 공중합 개질체 및 개질중합체 제조방법 |
KR102535809B1 (ko) * | 2022-09-19 | 2023-05-26 | 나기원 | 친환경 성형 조성물, 그의 제조 방법 및 그를 이용한 친환경 제품 |
CN117209877A (zh) * | 2023-10-07 | 2023-12-12 | 深圳市大二包装制品有限公司 | 一种全降解塑料复合材料及其制备方法 |
KR102698722B1 (ko) * | 2023-10-24 | 2024-08-28 | 이경원 | 저탄소 생분해 비닐의 제조방법 |
Citations (2)
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KR101013453B1 (ko) * | 2010-08-20 | 2011-02-14 | 김영구 | 프라스틱 복합 분해 촉진제 및 이의 제조방법 |
KR101210301B1 (ko) * | 2012-11-02 | 2012-12-11 | 주식회사 에코머스 | 식물 섬유 분말을 이용한 자연 분해성 식품 용기의 제조 방법 |
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KR20020066258A (ko) * | 2001-02-09 | 2002-08-14 | 김희성 | 환경 친화성 수지 조성물 및 그의 제조방법 |
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KR101013453B1 (ko) * | 2010-08-20 | 2011-02-14 | 김영구 | 프라스틱 복합 분해 촉진제 및 이의 제조방법 |
KR101210301B1 (ko) * | 2012-11-02 | 2012-12-11 | 주식회사 에코머스 | 식물 섬유 분말을 이용한 자연 분해성 식품 용기의 제조 방법 |
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