JP2011168683A5 - - Google Patents

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Publication number
JP2011168683A5
JP2011168683A5 JP2010033164A JP2010033164A JP2011168683A5 JP 2011168683 A5 JP2011168683 A5 JP 2011168683A5 JP 2010033164 A JP2010033164 A JP 2010033164A JP 2010033164 A JP2010033164 A JP 2010033164A JP 2011168683 A5 JP2011168683 A5 JP 2011168683A5
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JP
Japan
Prior art keywords
resin composition
methacrylic resin
average molecular
methyl methacrylate
molecular weight
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JP2010033164A
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Japanese (ja)
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JP5674325B2 (en
JP2011168683A (en
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Priority to JP2010033164A priority Critical patent/JP5674325B2/en
Priority claimed from JP2010033164A external-priority patent/JP5674325B2/en
Publication of JP2011168683A publication Critical patent/JP2011168683A/en
Publication of JP2011168683A5 publication Critical patent/JP2011168683A5/ja
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Description

［４］ メタクリル酸メチルと共重合可能な他のビニル単量体として、アルキル基の炭素数が１〜１８のアクリル酸アルキルであることを特徴とする請求項１〜３のいずれか一項に記載のメタクリル樹脂組成物の製造方法。 [4] As another vinyl monomer copolymerizable with methyl methacrylate, the alkyl group is an alkyl acrylate having 1 to 18 carbon atoms. The manufacturing method of the methacryl resin composition of description.

Claims (4)

レオメーターを用いて樹脂温度２４０℃、角速度４ｒａｄ／ｓの条件で測定した粘度が
４９００Ｐａ・ｓ以上であって、樹脂温度２４０℃、角速度１００ｒａｄ／ｓの条件での
粘度が１４５０Ｐａ・ｓ以下であることを特徴とするメタクリル樹脂組成物。 The viscosity measured at a resin temperature of 240 ° C. and an angular velocity of 4 rad / s using a rheometer is 4900 Pa · s or higher, and the viscosity at a resin temperature of 240 ° C. and an angular velocity of 100 rad / s is 1450 Pa · s or lower. A methacrylic resin composition characterized by that. メタクリル酸メチル単量体単位８０〜９９ｗｔ％及び少なくとも１種のメタクリル酸メ
チルに共重合可能な他のビニル単量体単位１〜２０ｗｔ％を含むメタクリル樹脂であって
、該メタクリル樹脂のゲルパーミエーションクロマトグラフィー（ＧＰＣ）で測定した重
量平均分子量が８００００〜２３００００であり、ＧＰＣ溶出曲線から得られるピーク重
量平均分子量（Ｍｐ）の１／５以下の重量平均分子量成分が該メタクリル樹脂成分に対し
７〜３０％含まれていることを特徴とする請求項１のメタクリル樹脂組成物。 A methacrylic resin comprising 80 to 99 wt% of methyl methacrylate monomer units and 1 to 20 wt% of other vinyl monomer units copolymerizable with at least one methyl methacrylate, the gel permeation of the methacrylic resin The weight average molecular weight measured by chromatography (GPC) is 80000-230,000, and the weight average molecular weight component of 1/5 or less of the peak weight average molecular weight (Mp) obtained from the GPC elution curve is 7 to The methacrylic resin composition according to claim 1, wherein 30% is contained. 請求項１又は２記載のメタクリル樹脂組成物を用いて得られた成形体を熱板溶着により
溶着させた成形体。 A molded product obtained by welding a molded product obtained by using the methacrylic resin composition according to claim 1 or 2 by hot plate welding. メタクリル酸メチルと共重合可能な他のビニル単量体として、アルキル基の炭素数が１〜１８のアクリル酸アルキルであることを特徴とする請求項１〜３のいずれか一項に記載のメタクリル樹脂組成物の製造方法。The methacrylic acid according to any one of claims 1 to 3, wherein the other vinyl monomer copolymerizable with methyl methacrylate is an alkyl acrylate having an alkyl group with 1 to 18 carbon atoms. A method for producing a resin composition.
JP2010033164A 2010-02-18 2010-02-18 Molded product obtained using methacrylic resin composition Active JP5674325B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010033164A JP5674325B2 (en) 2010-02-18 2010-02-18 Molded product obtained using methacrylic resin composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010033164A JP5674325B2 (en) 2010-02-18 2010-02-18 Molded product obtained using methacrylic resin composition

Publications (3)

Publication Number Publication Date
JP2011168683A JP2011168683A (en) 2011-09-01
JP2011168683A5 true JP2011168683A5 (en) 2013-03-28
JP5674325B2 JP5674325B2 (en) 2015-02-25

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ID=44683134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010033164A Active JP5674325B2 (en) 2010-02-18 2010-02-18 Molded product obtained using methacrylic resin composition

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JP (1) JP5674325B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7136249B1 (en) 2021-03-09 2022-09-13 三菱ケミカル株式会社 METHACRYLIC RESIN COMPOSITION FOR HOT PLATE FUSION AND USE AND METHOD FOR HOT PLATE FUSION

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6002017B2 (en) 2012-12-03 2016-10-05 住友化学株式会社 Method for producing methacrylic polymer composition
JP6522288B2 (en) * 2014-06-23 2019-05-29 住友化学株式会社 Methacrylic resin composition and molded article thereof
SG10201706469VA (en) * 2014-09-11 2017-09-28 Asahi Chemical Ind Methacrylic resin composition for non-contact hot plate welding, molded article, and method for producing same
JP6309652B6 (en) * 2014-11-27 2018-06-27 旭化成株式会社 Vehicle lamp and lens molding
CN107849188B (en) * 2015-07-14 2021-03-02 三菱化学株式会社 Methacrylic resin, method for producing methacrylic resin, molded article, and automobile
JP6986514B2 (en) * 2016-10-04 2021-12-22 住友化学株式会社 Methacrylic resin composition and its molded product

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4519421B2 (en) * 2003-05-19 2010-08-04 旭化成ケミカルズ株式会社 Resin composition and vehicle lamp lens using the same
JP5026671B2 (en) * 2005-01-14 2012-09-12 三菱レイヨン株式会社 Acrylic resin composition and vehicle member containing the composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7136249B1 (en) 2021-03-09 2022-09-13 三菱ケミカル株式会社 METHACRYLIC RESIN COMPOSITION FOR HOT PLATE FUSION AND USE AND METHOD FOR HOT PLATE FUSION

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