JP2019131736A - 熱硬化性樹脂組成物、バルクモールディングコンパウンド及びその成形品 - Google Patents
熱硬化性樹脂組成物、バルクモールディングコンパウンド及びその成形品 Download PDFInfo
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- JP2019131736A JP2019131736A JP2018016422A JP2018016422A JP2019131736A JP 2019131736 A JP2019131736 A JP 2019131736A JP 2018016422 A JP2018016422 A JP 2018016422A JP 2018016422 A JP2018016422 A JP 2018016422A JP 2019131736 A JP2019131736 A JP 2019131736A
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- thermosetting resin
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- acrylate
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- 239000011342 resin composition Substances 0.000 title claims abstract description 36
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- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 22
- 239000000178 monomer Substances 0.000 claims abstract description 15
- 150000001451 organic peroxides Chemical class 0.000 claims abstract description 12
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 11
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 11
- 239000011256 inorganic filler Substances 0.000 claims abstract description 10
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 abstract description 17
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- 239000000463 material Substances 0.000 abstract description 2
- 230000000977 initiatory effect Effects 0.000 abstract 1
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- 239000003795 chemical substances by application Substances 0.000 description 16
- -1 2-ethylhexyl Chemical group 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
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- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
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- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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- IJQXGKBNDNQWAT-UHFFFAOYSA-L zinc;docosanoate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCCCCCC([O-])=O IJQXGKBNDNQWAT-UHFFFAOYSA-L 0.000 description 1
- GPYYEEJOMCKTPR-UHFFFAOYSA-L zinc;dodecanoate Chemical compound [Zn+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O GPYYEEJOMCKTPR-UHFFFAOYSA-L 0.000 description 1
- GBFLQPIIIRJQLU-UHFFFAOYSA-L zinc;tetradecanoate Chemical compound [Zn+2].CCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCC([O-])=O GBFLQPIIIRJQLU-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/52—Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
- C08G63/54—Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation the acids or hydroxy compounds containing carbocyclic rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/672—Dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/06—Unsaturated polyesters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
Description
温度計、撹拌機、不活性ガス導入口及び還流冷却器を備えた反応容器に、プロピレングリコール540質量部、イソフタル酸280質量部、無水マレイン酸510質量部を仕込み、窒素雰囲気中で220℃まで昇温し、7時間反応させ、固形分酸価25になったところで170℃まで冷却した後、ハイドロキノン0.13質量部を添加し、不飽和ポリエステルを得た。
温度計、撹拌機、不活性ガス導入口、及び還流冷却器を備えた反応容器に、ジエチレングリコール320質量部、ジプロピレングリコール270質量部、イソフタル酸410質量部、アジピン酸380質量部を仕込み、窒素雰囲気中で230℃まで昇温し、8時間反応させ、固形分酸価7になったところで、170℃まで冷却した後、ハイドロキノン0.14質量部を添加し、飽和ポリエステルを得た。
製造例1で得られた不飽和ポリエステル46質量部、製造例2で得られた飽和ポリエステル20質量部、スチレン34質量部、炭酸水素ナトリウム(株式会社トクヤマ製;工業用グレード、平均粒径60μm)105質量部、炭酸カルシウム(日東粉化工業株式会社製「NS#100」;平均粒径2.1μm)110質量部、水酸化アルミニウム(昭和電工株式会社製「ハイジライトHC−32」;平均粒径8μm)120質量部、離型剤(ステアリン酸亜鉛;堺化学工業株式会社製「SZ−2000」)6質量部、及び硬化剤(有機過酸化物;日油株式会社製「パーキュアHO」)1.5質量部を、ニーダーを用いて8分間混錬した後、補強材(ガラス繊維/チョップドストランド;重慶国際複合材料有限公司製「ECS404−6」;繊維長6mm)49.5質量部を加えて、さらに6分間混錬することで、熱硬化性樹脂組成物(1)を得た。
表1に示した配合組成に変更した以外は実施例1と同様に行い、熱硬化性樹脂組成物(2)〜(7)を得た。
表2に示した配合組成に変更した以外は実施例1と同様に行い、熱硬化性樹脂組成物(R1)〜(R3)を得た。
得られた熱硬化性樹脂組成物の外観を目視で観察し、下記の基準にしたがって混錬性を評価した。
◎:バルク状になり、補強材の分散状態が優れているもの。
○:バルク状になり、補強材の分散状態が良好なもの。
×:バルク状にならず、補強材の分散状態が不良なもの。
成形温度120℃、成形圧力10MPa、成形保圧時間180秒の条件で圧縮成形して、測定用試験片である収縮円盤を作製し、JIS K6911に基づいて成形収縮率を算出した。
成形温度120℃、成形圧力10MPa、成形保圧時間180秒の条件で圧縮成形して、300mm×300mm×厚さ3mmの平板を作製し、JIS K7122に基づいて、測定用サンプルを加工し、示差走査熱量計(TAインスツルメント社製「DSC Q−100」、昇温速度:10℃/分、窒素雰囲気)により、吸熱開始温度及び100〜180℃の範囲における吸熱量を測定した。
成形温度120℃、成形圧力10MPa、成形保圧時間180秒の条件下で圧縮成形を行い、300mm×300mm×厚さ3mmの平板を作製し、JIS K7201に基づいて測定用試験片(長さ:130mm、幅:6.5mm、厚さ:3mm)を切り出し、酸素指数を測定した。
Claims (4)
- 熱硬化性樹脂(A)、重合性単量体(B)、炭酸水素ナトリウムを含む無機フィラー(C)、及び有機過酸化物(D)を含有することを特徴とする熱硬化性樹脂組成物。
- 前記炭酸水素ナトリウムの含有量が、前記熱硬化性樹脂(A)及び前記重合性単量体(B)を必須成分とする樹脂成分100質量部に対して、50〜500質量部である請求項1記載の熱硬化性樹脂組成物。
- 請求項1又は2記載の熱硬化性樹脂組成物からなることを特徴とするバルクモールディングコンパウンド。
- 請求項3記載のバルクモールディングコンパウンドを用いて得られた成形品。
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