JP2002348481A5 - - Google Patents
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- JP2002348481A5 JP2002348481A5 JP2001157040A JP2001157040A JP2002348481A5 JP 2002348481 A5 JP2002348481 A5 JP 2002348481A5 JP 2001157040 A JP2001157040 A JP 2001157040A JP 2001157040 A JP2001157040 A JP 2001157040A JP 2002348481 A5 JP2002348481 A5 JP 2002348481A5
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- JP
- Japan
- Prior art keywords
- mass
- thermoplastic resin
- copolymer
- resin composition
- rubber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920005992 thermoplastic resin Polymers 0.000 description 15
- 239000011342 resin composition Substances 0.000 description 9
- 229920001577 copolymer Polymers 0.000 description 7
- 229920000578 graft polymer Polymers 0.000 description 5
- -1 aromatic vinyl compound Chemical class 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 125000004432 carbon atoms Chemical group C* 0.000 description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N Acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 229920000122 Acrylonitrile butadiene styrene Polymers 0.000 description 1
- 229920001225 Polyester resin Polymers 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- WWPXOMXUMORZKI-UHFFFAOYSA-N butyl prop-2-enoate;prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1.CCCCOC(=O)C=C WWPXOMXUMORZKI-UHFFFAOYSA-N 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010556 emulsion polymerization method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010101 extrusion blow moulding Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 230000000379 polymerizing Effects 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Description
【特許請求の範囲】
【請求項1】
下記一般式(I)で表される(メタ)アクリル酸エステル0.5〜15質量%と、芳香族ビニル化合物85〜99.5質量%とを重合して得られ、重量平均分子量(Mw)が5,000〜200,000の範囲であり、分子量分布(Mw/Mn、但しMnは数平均分子量)が4.0以下である共重合体(A)と、熱可塑性樹脂(B)と、ゴム状弾性体(C)とを含んでなることを特徴とする熱可塑性樹脂組成物。
CH2=CR1COOR2 (I)
(式中、R1は水素またはメチル基を表し、R2は炭素数が2〜20の炭化水素基を表す。)
【請求項2】
共重合体(A)の含有量は、熱可塑性樹脂(B)およびゴム状弾性体(C)の合計量100質量部に対して0.1〜15質量部であり、熱可塑性樹脂(B)の含有量は、熱可塑性樹脂(B)およびゴム状弾性体(C)の合計量100質量部に対して40〜90質量部であり、ゴム状弾性体(C)の含有量は、熱可塑性樹脂(B)およびゴム状弾性体(C)の合計量100質量部に対して10〜60質量部であることを特徴とする請求項1記載の熱可塑性樹脂組成物。
【請求項3】
共重合体(A)はカルボン酸塩存在下で乳化重合法により得られ、共重合体(A)の粒子分散液からの回収は酸析凝固によるものであることを特徴とする請求項1又は2記載の熱可塑性樹脂組成物。
【請求項4】
熱可塑性樹脂(B)は、ポリカーボネート系樹脂、ポリフェニレンエーテル系樹脂、ポリエステル系樹脂およびポリスチレン系樹脂からなる群より選ばれる少なくとも1種以上の樹脂であることを特徴とする請求項1乃至3何れかに記載の熱可塑性樹脂組成物。
【請求項5】
ゴム状弾性体(C)は、アクリロニトリル−ブタジエン−スチレングラフト共重合体、アクリロニトリル−アクリル酸n−ブチル−スチレングラフト共重合体、スチレン−アクリロニトリル−シリコーングラフト共重合体、メタクリル酸メチル−ブタジエン−スチレングラフト共重合体およびアクリロニトリル−エチレン−プロピレン−スチレングラフト共重合体からなる群より選ばれる少なくとも1種以上の弾性体であることを特徴とする請求項1乃至4何れかに記載の熱可塑性樹脂組成物。
【請求項6】
請求項1乃至5何れかに記載の熱可塑性樹脂組成物を射出成形、押出成形または押出ブロー成形することにより得られる成形品。
[Claims]
(1)
It is obtained by polymerizing 0.5 to 15% by mass of a (meth) acrylate represented by the following general formula (I) and 85 to 99.5% by mass of an aromatic vinyl compound, and has a weight average molecular weight (Mw). Is in the range of 5,000 to 200,000, and a copolymer (A) having a molecular weight distribution (Mw / Mn, where Mn is a number average molecular weight) of 4.0 or less, a thermoplastic resin (B), A thermoplastic resin composition comprising a rubber-like elastic body (C).
CH 2 = CR 1 COOR 2 (I)
(In the formula, R 1 represents hydrogen or a methyl group, and R 2 represents a hydrocarbon group having 2 to 20 carbon atoms.)
(2)
The content of the copolymer (A) is 0.1 to 15 parts by mass with respect to 100 parts by mass in total of the thermoplastic resin (B) and the rubber-like elastic body (C), and the thermoplastic resin (B) Is 40 to 90 parts by mass with respect to 100 parts by mass of the total of the thermoplastic resin (B) and the rubber-like elastic body (C), and the content of the rubber-like elastic body (C) is The thermoplastic resin composition according to claim 1, wherein the amount is 10 to 60 parts by mass with respect to 100 parts by mass in total of the resin (B) and the rubber-like elastic body (C).
(3)
The copolymer (A) is obtained by an emulsion polymerization method in the presence of a carboxylate, and the recovery of the copolymer (A) from the particle dispersion is by acid precipitation and coagulation. 3. The thermoplastic resin composition according to 2.
(4)
The thermoplastic resin (B) is at least one resin selected from the group consisting of a polycarbonate resin, a polyphenylene ether resin, a polyester resin, and a polystyrene resin. 5. The thermoplastic resin composition according to item 1.
(5)
The rubber-like elastic material (C) is an acrylonitrile-butadiene-styrene graft copolymer, an acrylonitrile-n-butyl acrylate-styrene graft copolymer, a styrene-acrylonitrile-silicone graft copolymer, a methyl methacrylate-butadiene-styrene copolymer. The thermoplastic resin composition according to any one of claims 1 to 4, wherein the thermoplastic resin composition is at least one kind of elastic material selected from the group consisting of a graft copolymer and an acrylonitrile-ethylene-propylene-styrene graft copolymer. object.
6.
A molded product obtained by subjecting the thermoplastic resin composition according to any one of claims 1 to 5 to injection molding, extrusion molding, or extrusion blow molding.
即ち、本発明によれば、下記一般式(I)で表される(メタ)アクリル酸エステル0.5〜15質量%と、芳香族ビニル化合物85〜99.5質量%とを重合して得られ、重量平均分子量(Mw)が5,000〜200,000の範囲であり、分子量分布(Mw/Mn、但しMnは数平均分子量)が4.0以下である共重合体(A)と、熱可塑性樹脂(B)と、ゴム状弾性体(C)とを含んでなることを特徴とする熱可塑性樹脂組成物が提供される;
CH2=CR1COOR2 (I)
(式中、R1は水素またはメチル基を表し、R2は炭素数が2〜20の炭化水素基を表す)。
That is, according to the present invention, 0.5 to 15% by mass of a (meth) acrylate represented by the following general formula (I) is polymerized with 85 to 99.5% by mass of an aromatic vinyl compound. A copolymer (A) having a weight average molecular weight (Mw) in the range of 5,000 to 200,000 and a molecular weight distribution (Mw / Mn, where Mn is a number average molecular weight) of 4.0 or less; A thermoplastic resin composition comprising a thermoplastic resin (B) and a rubber-like elastic body (C) is provided;
CH 2 = CR 1 COOR 2 (I)
(Wherein, R 1 represents hydrogen or a methyl group, and R 2 represents a hydrocarbon group having 2 to 20 carbon atoms).
共重合体(A)において、モノマー成分の比率は、熱可塑樹脂組成物および得られる成形品の耐熱性の観点から決定される。即ち、一般式(I)で表される(メタ)アクリル酸エステルは0.5質量%以上とされ、1質量%以上がより好ましく、一方、15質量%以下とされ、10質量%以下がより好ましい。また、芳香族ビニル化合物は85質量%以上とされ、90質量%以上がより好ましく、一方、99.5質量%以下とされ、99質量%以下がより好ましい。
Oite the copolymer (A), the ratio of the monomer component is determined from the viewpoint of heat resistance of the thermoplastic resin composition and the resulting shaped article. That is, the (meth) acrylate represented by the general formula (I) is 0.5% by mass or more, preferably 1% by mass or more, while 15% by mass or less and 10% by mass or less. preferable. Further, the content of the aromatic vinyl compound is 85% by mass or more, preferably 90% by mass or more, while it is 99.5% by mass or less, and more preferably 99% by mass or less.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001157040A JP2002348481A (en) | 2001-05-25 | 2001-05-25 | Thermoplastic resin composition and molded article |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001157040A JP2002348481A (en) | 2001-05-25 | 2001-05-25 | Thermoplastic resin composition and molded article |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002348481A JP2002348481A (en) | 2002-12-04 |
JP2002348481A5 true JP2002348481A5 (en) | 2008-07-10 |
Family
ID=19000963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001157040A Pending JP2002348481A (en) | 2001-05-25 | 2001-05-25 | Thermoplastic resin composition and molded article |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2002348481A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006249292A (en) * | 2005-03-11 | 2006-09-21 | Teijin Chem Ltd | Polycarbonate resin composition |
JP4870367B2 (en) * | 2005-03-11 | 2012-02-08 | 帝人化成株式会社 | Reinforced aromatic polycarbonate resin composition |
JP4817678B2 (en) * | 2005-03-11 | 2011-11-16 | 帝人化成株式会社 | Light highly reflective aromatic polycarbonate resin composition |
JP4817680B2 (en) * | 2005-03-11 | 2011-11-16 | 帝人化成株式会社 | Glass-reinforced polycarbonate resin composition |
JP4817679B2 (en) * | 2005-03-11 | 2011-11-16 | 帝人化成株式会社 | Antistatic aromatic polycarbonate resin composition |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0713183B2 (en) * | 1986-09-30 | 1995-02-15 | 住友ダウ株式会社 | Polyphenylene ether resin composition |
JPH06322224A (en) * | 1993-05-11 | 1994-11-22 | Asahi Chem Ind Co Ltd | Resin composition |
US5717021A (en) * | 1996-11-18 | 1998-02-10 | General Electric Company | Polycarbonate/ABS blends |
-
2001
- 2001-05-25 JP JP2001157040A patent/JP2002348481A/en active Pending
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