JP2019510105A - 熱可塑性樹脂組成物、その製造方法及びそれを含む射出成形品 - Google Patents
熱可塑性樹脂組成物、その製造方法及びそれを含む射出成形品 Download PDFInfo
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- JP2019510105A JP2019510105A JP2018545634A JP2018545634A JP2019510105A JP 2019510105 A JP2019510105 A JP 2019510105A JP 2018545634 A JP2018545634 A JP 2018545634A JP 2018545634 A JP2018545634 A JP 2018545634A JP 2019510105 A JP2019510105 A JP 2019510105A
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- resin composition
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- thermoplastic resin
- aromatic vinyl
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- 239000011342 resin composition Substances 0.000 title claims abstract description 52
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- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims abstract description 25
- 239000011159 matrix material Substances 0.000 claims abstract description 22
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- 238000012662 bulk polymerization Methods 0.000 claims abstract description 9
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- GHAZCVNUKKZTLG-UHFFFAOYSA-N N-ethyl-succinimide Natural products CCN1C(=O)CCC1=O GHAZCVNUKKZTLG-UHFFFAOYSA-N 0.000 claims description 2
- HDFGOPSGAURCEO-UHFFFAOYSA-N N-ethylmaleimide Chemical compound CCN1C(=O)C=CC1=O HDFGOPSGAURCEO-UHFFFAOYSA-N 0.000 claims description 2
- SEEYREPSKCQBBF-UHFFFAOYSA-N n-methylmaleimide Chemical compound CN1C(=O)C=CC1=O SEEYREPSKCQBBF-UHFFFAOYSA-N 0.000 claims description 2
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- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 4
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- QZRFWQBUYGHLMU-UHFFFAOYSA-N 5-phenylpenta-2,4-dienenitrile prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=CC=C1.N#CC=CC=CC1=CC=CC=C1 QZRFWQBUYGHLMU-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
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Abstract
【選択図】なし
Description
本出願は、2016年12月28日付の韓国特許出願第10−2016−0181150号に基づく優先権の利益を主張し、当該韓国特許出願の文献に開示された全ての内容は本明細書の一部として組み込まれる。
また、本発明は、A)平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体を含むABS系グラフト共重合体20〜30重量%;B)平均粒径0.6〜10μmのゴム重合体を含み、連続式塊状重合で製造されたゴム変性グラフト共重合体2〜10重量%;及びC)マトリックス樹脂60〜80重量%;を混練及び押出するステップを含むことを特徴とする熱可塑性樹脂組成物の製造方法を提供する。
他の一例として、本記載の熱可塑性樹脂組成物は、A)平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体を含むABS系グラフト共重合体20〜30重量%;B)平均粒径0.6〜10μmのゴム重合体を含み、連続式塊状重合で製造されたゴム変性グラフト共重合体2〜10重量%;及びC)マトリックス樹脂60〜80重量%;を含み、前記平均粒径0.6〜10μmのゴム重合体と前記平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体との重量比が、1:15〜1:2又は1:13〜1:5であることを特徴とすることができる。
前記A)グラフト共重合体は、平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体(以下、「小粒径のゴム重合体」という。)に芳香族ビニル化合物及びビニルシアン化合物がグラフトされた共重合体である。
前記B)グラフト共重合体は、平均粒径0.6〜10μmの共役ジエン系ゴム重合体(以下、「大粒径のゴム重合体」という。)に芳香族ビニル化合物及びビニルシアン化合物がグラフトされた共重合体である。
前記マトリックス樹脂は、当業界で公知された耐熱性スチレン系樹脂を使用することができ、一例として、α−アルキルスチレン−芳香族ビニル化合物−ビニルシアン化合物共重合体、α−アルキルスチレン−ビニルシアン化合物共重合体、マレイミド化合物−芳香族ビニル化合物共重合体、またはこれらの全てを含むことができる。前記耐熱性スチレン系樹脂をマトリックス樹脂として含む場合に、熱可塑性樹脂組成物の機械的強度に優れながらも、加工性及び耐熱性に優れるという効果がある。
A1)平均粒径0.3μmのブタジエンゴム重合体を含むABSグラフト共重合体として、LG化学社製のDP270を使用した。
B1)平均粒径0.7μmのブタジエンゴム重合体を含むABS樹脂として、Nippon A&L社製のAT−08を使用した。
C1)(α−メチルスチレン)−スチレン−アクリロニトリル共重合体として、LG化学社製の98UHMを使用した。
実施例1〜8及び比較例1〜9
下記の表1及び表2に記載された成分と含量を混合し、二軸押出機を使用して230℃、200rpmの条件で押出して、ペレット状の樹脂組成物を製造した。
前記実施例及び比較例で製造された試片の特性を、下記の方法で測定し、その結果を下記の表3及び表4に示す。
Claims (14)
- A)平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体を含むABS系グラフト共重合体20〜30重量%と、B)平均粒径0.6〜10μmのゴム重合体を含み、連続式塊状重合で製造されたゴム変性グラフト共重合体2〜10重量%と、C)マトリックス樹脂60〜80重量%とを含む熱可塑性樹脂組成物であって、
前記熱可塑性樹脂組成物で製造されたシート(横130mm、縦130mm)は、片面に振動融着山が形成されたポリメチルメタクリレート(PMMA)材質のシート(横130mm、縦130mm)との振動融着(周波数230Hz、圧力480kgf、振幅1.2mmの条件)時に、下記数式1により算出される振動融着性が6以下であることを特徴とする、熱可塑性樹脂組成物。
(前記式において、T2は、融着山の方向に対して80°の方向に振動融着時にかかる時間であり、T1は、融着山の方向と平行に振動融着時にかかる時間である。) - 前記平均粒径0.6〜10μmのゴム重合体と、前記平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体との重量比は、1:15〜1:2である、請求項1に記載の熱可塑性樹脂組成物。
- 前記A)グラフト共重合体は、前記平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体40〜70重量%、芳香族ビニル化合物12〜35重量%、及びビニルシアン化合物6〜25重量%を含む、請求項1に記載の熱可塑性樹脂組成物。
- 前記B)グラフト共重合体は、前記平均粒径0.6〜10μmのゴム重合体5〜20重量%、芳香族ビニル化合物50〜70重量%、及びビニルシアン化合物10〜30重量%を含む、請求項1に記載の熱可塑性樹脂組成物。
- 前記C)マトリックス樹脂は、α−アルキルスチレン−芳香族ビニル化合物−ビニルシアン化合物共重合体またはα−アルキルスチレン−ビニルシアン化合物共重合体;及びマレイミド化合物−芳香族ビニル化合物共重合体;のうちの1つ以上を含み、前記α−アルキルスチレン−芳香族ビニル化合物−ビニルシアン化合物共重合体における芳香族ビニル化合物は、α−アルキルスチレンを除く、請求項1に記載の熱可塑性樹脂組成物。
- 前記C)マトリックス樹脂は、前記マレイミド化合物−芳香族ビニル化合物共重合体15〜30重量%、及び芳香族ビニル化合物−ビニルシアン化合物共重合体70〜85重量%を含む、請求項5に記載の熱可塑性樹脂組成物。
- 前記α−アルキルスチレン−芳香族ビニル化合物−ビニルシアン化合物共重合体は、α−アルキルスチレン50〜80重量%、芳香族ビニル化合物0〜15重量%、及びビニルシアン化合物20〜50重量%を含む、請求項5に記載の熱可塑性樹脂組成物。
- 前記マレイミド化合物−芳香族ビニル化合物共重合体は、マレイミド化合物30〜70重量%、芳香族ビニル化合物30〜60重量%、及び無水マレイン酸0〜10重量%を含む、請求項5に記載の熱可塑性樹脂組成物。
- 前記マレイミド化合物は、N−フェニルマレイミド、N−メチルマレイミド、N−エチルマレイミド、N−ブチルマレイミド、及びN−シクロヘキシルマレイミドからなる群から選択された1つ以上である、請求項8に記載の熱可塑性樹脂組成物。
- A)平均粒径0.25〜0.35μmの共役ジエン系ゴム重合体を含むABS系グラフト共重合体20〜30重量%と、B)平均粒径0.6〜10μmのゴム重合体を含み、連続式塊状重合で製造されたゴム変性グラフト共重合体2〜10重量%と、C)マトリックス樹脂60〜80重量%とを混練及び押出するステップを含んで熱可塑性樹脂組成物を製造し、
前記熱可塑性樹脂組成物から製造された成形品は、片面に振動融着山が形成されたポリメチルメタクリレート(PMMA)材質の成形品との振動融着(周波数230Hz、圧力480kgf、振幅1.2mmの条件)時に、下記数式1により算出される振動融着性が6以下である、熱可塑性樹脂組成物の製造方法。
(前記式において、T2は、融着山の方向に対して80°の方向に振動融着時にかかる時間であり、T1は、融着山の方向と平行に振動融着時にかかる時間である。) - 請求項1乃至9のいずれか1項に記載の熱可塑性樹脂組成物を射出して製造された、射出成形品。
- 前記成形品は、熱変形温度(昇温速度120℃/時間、荷重18.5kgf/cm2)が95℃以上である、請求項11に記載の射出成形品。
- 前記成形品は自動車用リアランプハウジングである、請求項11に記載の射出成形品。
- 請求項13に記載の射出成形品をPMMA材質のレンズと振動融着させて製造された、自動車用リアランプモジュール。
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KR10-2016-0181150 | 2016-12-28 | ||
KR1020160181150A KR102065685B1 (ko) | 2016-12-28 | 2016-12-28 | 열가소성 수지 조성물, 이의 제조방법 및 이를 포함하는 사출 성형품 |
PCT/KR2017/013847 WO2018124505A1 (ko) | 2016-12-28 | 2017-11-29 | 열가소성 수지 조성물, 이의 제조방법 및 이를 포함하는 사출 성형품 |
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JP2019510105A true JP2019510105A (ja) | 2019-04-11 |
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KR102367060B1 (ko) * | 2019-01-17 | 2022-02-24 | 주식회사 엘지화학 | 도장성이 우수한 열가소성 수지 조성물, 이의 제조방법 및 이를 포함하는 성형품 |
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- 2017-11-29 JP JP2018545634A patent/JP6735351B2/ja active Active
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Publication number | Publication date |
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CN108699317A (zh) | 2018-10-23 |
WO2018124505A1 (ko) | 2018-07-05 |
KR102065685B1 (ko) | 2020-01-13 |
US20190177523A1 (en) | 2019-06-13 |
US11084921B2 (en) | 2021-08-10 |
EP3546519A4 (en) | 2020-02-26 |
EP3546519B1 (en) | 2023-12-27 |
EP3546519A1 (en) | 2019-10-02 |
CN108699317B (zh) | 2020-10-02 |
TWI746732B (zh) | 2021-11-21 |
JP6735351B2 (ja) | 2020-08-05 |
TW201823284A (zh) | 2018-07-01 |
KR20180076698A (ko) | 2018-07-06 |
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