JPH0468020A - Phenolic resin molding material - Google Patents

Phenolic resin molding material

Info

Publication number
JPH0468020A
JPH0468020A JP18030190A JP18030190A JPH0468020A JP H0468020 A JPH0468020 A JP H0468020A JP 18030190 A JP18030190 A JP 18030190A JP 18030190 A JP18030190 A JP 18030190A JP H0468020 A JPH0468020 A JP H0468020A
Authority
JP
Japan
Prior art keywords
phenolic resin
molding material
epoxy resin
resin
resin molding
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
JP18030190A
Other languages
Japanese (ja)
Inventor
Takanori Kushida
孝則 櫛田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP18030190A priority Critical patent/JPH0468020A/en
Publication of JPH0468020A publication Critical patent/JPH0468020A/en
Pending legal-status Critical Current

Links

Landscapes

  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Epoxy Resins (AREA)

Abstract

PURPOSE:To obtain the title material improved in moldability by mixing a sheetlike molding material comprising a phenolic resin, a reinforcement, etc., with a liquid epoxy resin. CONSTITUTION:A sheetlike phenolic resin molding material comprising a phenolic resin (e.g. resol phenolic resin), a reinforcement (e.g. glass fiber) and optionally a filler, a curing agent, a colorant, a mold release, a surfactant, etc., is mixed with 5-100pts.wt., per 100pts.wt. phenolic resin, liquid epoxy resin (e.g. allyl glycidyl ether epoxy resin), and the mixture is kneaded and formed into a sheet.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は自動車部品用、電気機械部品用、OA事務機部
品用、電子部品用、音響機器部品用、熱器具部品用、食
器用等に用いられるシート状のフェノール樹脂成形材料
に関するものである。
[Detailed Description of the Invention] [Field of Industrial Application] The present invention is applicable to automobile parts, electromechanical parts, OA office machine parts, electronic parts, audio equipment parts, heating appliance parts, tableware, etc. The present invention relates to a sheet-shaped phenolic resin molding material used.

〔従来の技術〕[Conventional technology]

従来、シート状のフェノール樹脂成形材料は、低分子量
のフェノール樹脂からなる低粘度樹脂を用いているが、
揮発分が多いので成形時にフクレを発生しやすく成形に
は制約が伴っていた。
Conventionally, sheet-shaped phenolic resin molding materials use low-viscosity resins made of low-molecular-weight phenolic resins.
Since it contains a large amount of volatile matter, it tends to cause blisters during molding, which limits molding.

〔発明が解決しようとする問題点〕[Problem that the invention seeks to solve]

従来の技術で述べたように、従来のシート状フェノール
樹脂成形材料の成形性はよくない。本発明は従来の技術
における上述の問題点に鑑みてなされたもので、その目
的とするところは成形性に優れたシート状のフェノール
樹脂成形材料を提供することにある。
As described in the prior art section, the moldability of conventional sheet-like phenolic resin molding materials is poor. The present invention has been made in view of the above-mentioned problems in the prior art, and its object is to provide a sheet-shaped phenolic resin molding material with excellent moldability.

〔問題点を解決するための手段〕[Means for solving problems]

本発明は液状エポキシ樹脂を含有したことを特徴とする
シート状のフェノール樹脂成形材料のため、低分子量フ
ェノール樹脂を用いることなく、通常のフェノール樹脂
を用いることができ、液状エポキシ樹脂によって低粘度
化することができ、成形時にはフェノール樹脂のフェノ
ール性水酸基とエポキシ基とが反応するため揮発分が増
加することもなくなり成形性を向上させることができた
もので、以下本発明の詳細な説明する。
Since the present invention is a sheet-like phenolic resin molding material that contains a liquid epoxy resin, it is possible to use a normal phenol resin without using a low molecular weight phenol resin, and the liquid epoxy resin has a low viscosity. Since the phenolic hydroxyl group and epoxy group of the phenol resin react during molding, the volatile content does not increase and moldability can be improved.The present invention will be described in detail below.

本発明に用いる液状エポキシ樹脂は、ビスフェノールA
型エポキシ樹脂、ノボラック型エポキシ樹脂、ハロゲン
化エポキシ樹脂、グリシジルエステル型エポキシ樹脂、
グリシジルエーテル型エポキシ樹脂等のようにエポキシ
樹−脂全般の液状エポキシ樹脂を用いることができる。
The liquid epoxy resin used in the present invention is bisphenol A
type epoxy resin, novolac type epoxy resin, halogenated epoxy resin, glycidyl ester type epoxy resin,
Any liquid epoxy resin such as glycidyl ether type epoxy resin can be used.

液状エポキシ樹脂の量はフェノール樹脂100重量部(
以下単に部と記す)に対し5〜100部であることが好
ましい。即ち5部未満では成形性が向上し難く、100
部をこえると、成形材料生産性が低下する傾向にあるか
らである。
The amount of liquid epoxy resin is 100 parts by weight of phenolic resin (
The amount is preferably 5 to 100 parts. That is, if it is less than 5 parts, it is difficult to improve the moldability;
This is because when the temperature exceeds 50%, the productivity of the molding material tends to decrease.

フェノール樹脂としてはフェノール、クレゾール等のフ
ェノール系化合物とホルムアルデヒド等のアルデヒド化
合物とからなるノボラック型、レゾール型のフェノール
樹脂でメラミン変性、ユリア変性等の変性物であっても
よい。補強材としてはガラス繊維、合成樹脂繊維、炭素
繊維、セラミック繊維、天然繊維等を用いることができ
る。充填剤としては炭酸カルシウム、クレー、シリカ、
タルク、水酸化アルミニウム等の無機粉末充填剤を必要
に応じて添加することができる。必要に応じて添加され
る硬化剤、着色剤、離型剤、界面活性剤等については特
に限定するものではなく、フェノール樹脂成形材料に用
いられるものをそのまま用いることができ、これら配合
材料を混合、混焼後シート状にしてフェノール樹脂成形
材料を得るものである。
The phenol resin may be a novolac type or resol type phenol resin consisting of a phenol compound such as phenol or cresol and an aldehyde compound such as formaldehyde, and may be a modified product such as melamine modification or urea modification. As the reinforcing material, glass fiber, synthetic resin fiber, carbon fiber, ceramic fiber, natural fiber, etc. can be used. Fillers include calcium carbonate, clay, silica,
Inorganic powder fillers such as talc and aluminum hydroxide can be added as necessary. There are no particular limitations on the curing agent, coloring agent, mold release agent, surfactant, etc. that are added as necessary, and those used for phenolic resin molding materials can be used as they are, and these compounded materials can be mixed. After co-firing, the phenolic resin molding material is formed into a sheet.

以下本発明を実施例にもとづいて説明する。The present invention will be explained below based on examples.

実施例1乃至3と比較例 第1表の配合表にもとづいて配合、混焼、シート化して
フェノール樹脂成形材料を得、該成形材料を成形圧力2
00 kg/c1i!、金型温度160°Cで5分間圧
縮成形して成形品を得た。
A phenolic resin molding material was obtained by blending, co-firing, and sheeting based on the formulation table of Examples 1 to 3 and Comparative Example Table 1, and the molding material was molded at a molding pressure of 2
00 kg/c1i! A molded product was obtained by compression molding for 5 minutes at a mold temperature of 160°C.

第   1   表 重量部 実施例1乃至3と比較例のフェノール樹脂成形材料の性
能は第2表のようである。
Table 1: Part by Weight The performance of the phenolic resin molding materials of Examples 1 to 3 and Comparative Example is as shown in Table 2.

第 表 〔発明の効果〕 本発明は上述した如く構成されている。特許請求の範囲
に記載した構成を有するフェノール樹脂成形材料におい
ては成形性が向上する効果がある。
Table 1 [Effects of the Invention] The present invention is constructed as described above. The phenolic resin molding material having the structure described in the claims has the effect of improving moldability.

Claims (1)

【特許請求の範囲】[Claims] (1)液状エポキシ樹脂を含有したことを特徴とするシ
ート状のフェノール樹脂成形材料。
(1) A sheet-shaped phenolic resin molding material characterized by containing a liquid epoxy resin.
JP18030190A 1990-07-06 1990-07-06 Phenolic resin molding material Pending JPH0468020A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18030190A JPH0468020A (en) 1990-07-06 1990-07-06 Phenolic resin molding material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18030190A JPH0468020A (en) 1990-07-06 1990-07-06 Phenolic resin molding material

Publications (1)

Publication Number Publication Date
JPH0468020A true JPH0468020A (en) 1992-03-03

Family

ID=16080813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18030190A Pending JPH0468020A (en) 1990-07-06 1990-07-06 Phenolic resin molding material

Country Status (1)

Country Link
JP (1) JPH0468020A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5395915A (en) * 1992-02-27 1995-03-07 Mitsui Toatsu Chemicals, Inc. Method for simultaneous preparation of bisphenol F and novolak phenol resins
CN114031892A (en) * 2021-12-08 2022-02-11 连云港英格达电子科技有限公司 Special glass fiber composite reinforced material for high-end electric tool commutator and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5395915A (en) * 1992-02-27 1995-03-07 Mitsui Toatsu Chemicals, Inc. Method for simultaneous preparation of bisphenol F and novolak phenol resins
CN114031892A (en) * 2021-12-08 2022-02-11 连云港英格达电子科技有限公司 Special glass fiber composite reinforced material for high-end electric tool commutator and preparation method thereof

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