KR102547327B1 - Asa계 수지 조성물, 이를 포함하는 성형품 및 이 성형품의 제조방법 - Google Patents
Asa계 수지 조성물, 이를 포함하는 성형품 및 이 성형품의 제조방법 Download PDFInfo
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Abstract
본 발명에 따르면, 기계적 물성과 가공성이 우수하고, 특히 일정 이상의 가공 두께에서도 착색성과 투명도가 뛰어나 무도장, 투명, 고채도 또는 특수 칼라 등의 성질을 갖는 고부가가치의 제품에 적용 가능한 ASA계 수지 조성물, 이를 포함하는 성형품 및 성형품의 제조방법을 제공하는 효과가 있다.
Description
(중량부) | 실시예1 | 실시예2 |
A | 30 | 46 |
B | 30 | 24 |
C | 40 | 30 |
고무함량 | 15 | 23 |
용융지수(MI) | 9.7 | 8 |
충격강도 | 3.2 | 4.5 |
인장강도 | 590 | 450 |
굴곡강도 | 880 | 700 |
Tt | 88 | 83 |
Haze | 4 | 7 |
표면광택도 | 106 | 93 |
표면경도 | 110 | 90 |
착색성 | 81 | 76 |
내후성(△E) | 1.2 | 1.7 |
(중량부) | 비교예1 | 비교예2 | 비교예3 | 비교예4 | 비교예5 | 비교예6 |
A | 30 | 30 | 65 | 10 | 30 | 56 |
B | 70 | 40 | 15 | 40 | 65 | 20 |
C | - | 30 | 20 | 50 | 5 | 24 |
고무함량 | 15 | 15 | 32.5 | 5 | 15 | 28 |
용융지수(MI) | 12 | 12 | 14 | 18 | 16 | 6 |
충격강도 | 3.4 | 3.4 | 9 | 2.1 | 3.5 | 8.5 |
인장강도 | 540 | 560 | 380 | 700 | 590 | 420 |
굴곡강도 | 840 | 860 | 590 | 1060 | 885 | 660 |
Tt | 80 | 85 | 82 | 88 | 83 | 84 |
Haze | 17 | 9.1 | 10 | 8 | 15 | 9.5 |
표면광택도 | 98 | 96 | 75 | 97 | 97 | 90 |
표면경도 | 109 | 105 | 65 | 109 | 105 | 86 |
착색성 | 75 | 76 | 75 | 78 | 76 | 75 |
내후성(△E) | 1.4 | 1.6 | 2.3 | 1.5 | 1.4 | 1.9 |
Claims (12)
- 평균입경 50 내지 150 nm의 아크릴레이트 고무를 코어로 하는 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체 30 내지 46 중량%, 알킬 메타크릴레이트-방향족 비닐 화합물-비닐시안 화합물 공중합체 24 내지 30 중량% 및 폴리(알킬 메타크릴레이트) 수지 30 내지 40 중량%를 포함하고,
수지 조성물의 총 고무 함량이 15 내지 23 중량%이며,
ASTM 1003에 의거하여 측정된 투명도(Haze)가 7 이하이면서 ASTM 790에 의거하여 측정된 굴곡강도가 870 내지 920 kgf/cm2인 것을 특징으로 하는
ASA계 수지 조성물. - 삭제
- 제1항에 있어서,
상기 ASA계 수지 조성물은 ASTM D795에 의거하여 측정된 표면 경도가 90 내지 110 범위 내인 것을 특징으로 하는
ASA계 수지 조성물. - 제1항에 있어서,
상기 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체는 아크릴레이트 고무 40 내지 60 중량%, 방향족 비닐 화합물 25 내지 45 중량% 및 비닐시안 화합물 10 내지 20 중량%를 포함하여 이루어지는 것을 특징으로 하는
ASA계 수지 조성물. - 제1항에 있어서,
상기 알킬 메타크릴레이트-방향족 비닐 화합물-비닐시안 화합물 공중합체는 알킬 메타크릴레이트 45 내지 65 중량%, 방향족 비닐 화합물 25 내지 35 중량% 및 비닐시안 화합물 10 내지 20 중량%를 포함하여 이루어진 것을 특징으로 하는
ASA계 수지 조성물. - 제1항에 있어서,
상기 알킬 메타크릴레이트-방향족 비닐 화합물-비닐시안 화합물 공중합체는 중량 평균 분자량이 10,000 내지 150,000 g/mol인 것을 특징으로 하는
ASA계 수지 조성물. - 제1항에 있어서,
상기 폴리(알킬 메타크릴레이트) 수지는 알킬기의 탄소수가 1 내지 15인 알킬 메타크릴레이트를 포함하여 이루어진 중합체인 것을 특징으로 하는
ASA계 수지 조성물. - 제1항에 있어서,
상기 폴리(알킬 메타크릴레이트) 수지는 중량 평균 분자량이 50,000 내지 200,000 g/mol인 것을 특징으로 하는
ASA계 수지 조성물. - 제1항에 있어서,
상기 ASA계 수지 조성물은 활제, 열안정제 및 자외선 안정제 중 1 이상을 0.05 내지 5 중량부로 포함하는 것을 특징으로 하는
ASA계 수지 조성물. - 제1항, 제3항 내지 제9항 중 어느 한 항의 ASA계 수지 조성물로부터 제조됨을 특징으로 하는
성형품. - 제10항에 있어서,
상기 성형품은 외장재, 마감재, 무도장 제품 또는 압출 프로파일인 것을 특징으로 하는
성형품. - 평균입경 50 내지 150 nm의 아크릴레이트 고무를 코어로 하는 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체 30 내지 46 중량%, 알킬 메타크릴레이트-방향족 비닐 화합물-비닐시안 화합물 공중합체 24 내지 30 중량% 및 폴리(알킬 메타크릴레이트) 수지 30 내지 40 중량%를 200 내지 300 ℃ 및 100 내지 500 rpm 조건 하에서 혼련 및 압출하여 펠렛으로 제조하는 단계; 및 제조된 펠렛을 성형온도 200 내지 300 ℃에서 시트성형 또는 사출성형하여 성형품을 제조하는 단계를 포함하며,
수지 조성물의 총 고무 함량이 15 내지 23 중량%이며,
ASTM 1003에 의거하여 측정된 투명도(Haze)가 7 이하이면서 ASTM 790에 의거하여 측정된 굴곡강도가 870 내지 920 kgf/cm2인 것을 특징으로 하는
성형품의 제조방법.
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US17/435,511 US20220135786A1 (en) | 2019-10-07 | 2020-09-28 | Asa-based resin composition, molded article including asa-based resin composition, and method of manufacturing molded article |
JP2021559361A JP7592619B2 (ja) | 2019-10-07 | 2020-09-28 | Asa系樹脂組成物、それを含む成形品及びその成形品の製造方法 |
CN202080016926.3A CN113490719A (zh) | 2019-10-07 | 2020-09-28 | Asa类树脂组合物、包含asa类树脂组合物的模制品和制造模制品的方法 |
EP20874125.6A EP3916051B1 (en) | 2019-10-07 | 2020-09-28 | Asa-based resin composition, molded product comprising same, and method for manufacturing molded product |
PCT/KR2020/013200 WO2021071156A1 (ko) | 2019-10-07 | 2020-09-28 | Asa계 수지 조성물, 이를 포함하는 성형품 및 이 성형품의 제조방법 |
TW109133950A TWI865622B (zh) | 2019-10-07 | 2020-09-29 | 丙烯酸酯化合物-苯乙烯-丙烯腈(asa)系樹脂組成物、含有asa系樹脂組成物之模製物品及製造模製物品之方法 |
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