JP2002348481A5 - - Google Patents

Download PDF

Info

Publication number
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
Authority
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.)
Pending
Application number
JP2001157040A
Other languages
Japanese (ja)
Other versions
JP2002348481A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2001157040A priority Critical patent/JP2002348481A/en
Priority claimed from JP2001157040A external-priority patent/JP2002348481A/en
Publication of JP2002348481A publication Critical patent/JP2002348481A/en
Publication of JP2002348481A5 publication Critical patent/JP2002348481A5/ja
Pending legal-status Critical Current

Links

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。
CH=CRCOOR (I)
(式中、Rは水素またはメチル基を表し、R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;
CH=CRCOOR (I)
(式中、Rは水素またはメチル基を表し、R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.

JP2001157040A 2001-05-25 2001-05-25 Thermoplastic resin composition and molded article Pending JP2002348481A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
CA2289626C (en) High gloss high impact monovinylidene aromatic polymers
EP1679324A4 (en) Flowability improver for engineering plastics, thermoplastic resin compositions containing the same, and molded articles of the compositions
CA2382088A1 (en) Improved mass polymerized rubber-modified monovinylidene aromatic copolymer compositions
JP2002528588A5 (en)
JP2005503464A5 (en)
MY134601A (en) Impact modified (meth) acrylic polymers
AU2002339484A1 (en) Abs compositions with improved characteristic combinations
JPH02503322A (en) Low gloss weather and impact resistant resin
JP2011508045A (en) Low gloss thermoplastic resin composition having soft surface texture and molded product thereof
JP2002540276A5 (en)
JP2002520458A5 (en)
JP2002531649A5 (en)
JP2002348481A5 (en)
JP2002530494A5 (en)
WO2005108447B1 (en) Improved mass polymerized rubber-modified monovinylidene aromatic copolymer composition
JP2003261875A5 (en)
EP1312641A4 (en) Transparent impact-resistant thermoplastic resin composition
JP2002520459A5 (en)
JP2993338B2 (en) Rubber-modified polystyrene resin composition, method for producing the same, and injection molded article
JPS5731914A (en) Production of impact-resistant resin composition
EP1142957A3 (en) Thermoplastic resin composition
TW200604281A (en) Thermoplastic resin composition and molded article
WO1997036959A1 (en) Vinyl chloride resin composition
EP1380620A4 (en) Impact modifier for thermoplastic resin and resin composition containing the same
WO1996032440A1 (en) Impact-resistant methacrylic resin