JPH0912902A - Resin composition for fusing heat plate - Google Patents

Resin composition for fusing heat plate

Info

Publication number
JPH0912902A
JPH0912902A JP7188041A JP18804195A JPH0912902A JP H0912902 A JPH0912902 A JP H0912902A JP 7188041 A JP7188041 A JP 7188041A JP 18804195 A JP18804195 A JP 18804195A JP H0912902 A JPH0912902 A JP H0912902A
Authority
JP
Japan
Prior art keywords
resin
weight
rubber
parts
hot plate
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.)
Granted
Application number
JP7188041A
Other languages
Japanese (ja)
Other versions
JP3944253B2 (en
Inventor
Masanori Ito
雅典 伊藤
Masahiro Shinohata
雅啓 篠畑
Takayoshi Fujiwara
隆祥 藤原
Masato Yano
正人 矢野
Kiyoshi Ogura
清 小倉
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.)
SUMIKA A B S RATETSUKUSU KK
Original Assignee
SUMIKA A B S RATETSUKUSU KK
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 SUMIKA A B S RATETSUKUSU KK filed Critical SUMIKA A B S RATETSUKUSU KK
Priority to JP18804195A priority Critical patent/JP3944253B2/en
Publication of JPH0912902A publication Critical patent/JPH0912902A/en
Application granted granted Critical
Publication of JP3944253B2 publication Critical patent/JP3944253B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/30Vehicles, e.g. ships or aircraft, or body parts thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/747Lightning equipment

Landscapes

  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

PURPOSE: To obtain the subject composition remarkably excellent in stringing property by adding a small amount of a fluorine resin to a thermoplastic resin used for fusing a heat plate. CONSTITUTION: This resin composition is obtained by blending (A) 100 pts.wt. thermoplastic resin (preferably a polyamide resin, a saturated polyester resin, a polycarbonate resin, a polyphenylene oxide resin or a rubber-reinforced styrene-based resin or a mixture of these two of kinds of resins, especially preferably a mixture of a rubber-reinforced styrene-based resin with a polycarbonate resin) with (B) 0.01-5 pts.wt., preferably 0.05-3 pts.wt. fluororesin (preferably polytetrafluoroethylene). Furthermore, in the rubber-reinforced styrene-based resin, weight-average molecular weight of the acetone-soluble part is preferably 500000-200000. The composition is preferably used for lamp for vehicles such as head lamp or winker.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、2種以上の樹脂材料を
加熱された熱板を用いて溶融した後、溶融部分を圧着す
ることにより結合させるいわゆる熱板融着に使用される
熱板融着樹脂組成物に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot plate used for so-called hot plate fusion, in which two or more kinds of resin materials are melted by using a heated hot plate and then the melted portions are bonded by pressure bonding. The present invention relates to a fusion resin composition.

【0002】[0002]

【従来の技術】従来より、樹脂成形品の接合に際し、熱
板により溶融後圧着する(いわゆる熱板融着)が、溶剤
をまったく使用しないことより環境問題の観点から採用
されることが増えてきた。しかしながら、このような熱
板融着法では、熱可塑性樹脂が熱板より溶融された後、
熱板を引き離す際に樹脂が糸状に引き伸ばされ(以下糸
曳き性と呼ぶ)、これが成形品の表面に付着することに
より外観不良となる不具合が生じることがある。
2. Description of the Related Art Conventionally, when a resin molded product is joined, a hot plate is melted and then pressure-bonded (so-called hot plate fusion). However, since no solvent is used at all, it is increasingly adopted from the viewpoint of environmental problems. It was However, in such a hot plate fusion method, after the thermoplastic resin is melted from the hot plate,
When the hot plate is separated, the resin is stretched into a thread shape (hereinafter referred to as stringiness), and this may adhere to the surface of the molded product, resulting in a defect of poor appearance.

【0003】[0003]

【発明が解決しようとする課題】本発明は、このような
熱板融着における樹脂の糸曳き性を解決すべくなされた
ものであり、熱板融着に供される熱可塑性樹脂に対し、
少量のフッ素樹脂を添加することにより、糸引き性が大
幅に改良されることを見い出し本発明に至ったものであ
る。
DISCLOSURE OF THE INVENTION The present invention has been made in order to solve the stringing property of a resin in such hot plate fusion, and to a thermoplastic resin used for hot plate fusion,
The present inventors have found that the stringing property is significantly improved by adding a small amount of fluororesin, and the present invention has been completed.

【0004】[0004]

【課題を解決する手段】すなわち本発明は、熱可塑性樹
脂100重量部に対して、フッ素樹脂を0.01〜5重
量部配合してなる糸曳き性の改良された熱板融着用樹脂
組成物を提供するものである。
[Means for Solving the Problems] That is, the present invention provides a resin composition for hot plate fusing having improved stringiness, which comprises 0.01 to 5 parts by weight of a fluororesin per 100 parts by weight of a thermoplastic resin. Is provided.

【0005】以下、本発明につき詳しく説明する。本発
明にて用いられる熱可塑性樹脂(但し、フッ素樹脂を除
く)は、ナイロン−6、ナイロン−66、ナイロン−1
2、ナイロン−46等のポリアミド樹脂、ポリエチレン
テレフタレート、ポリブチレンテレフタレート、ポリア
リレート等の飽和ポリエステル樹脂、ポリカーボネート
樹脂、ポリフェニレンオキサイド樹脂、ポリサルホン樹
脂、ポリエーテルサルホン樹脂、ポリエーテルエーテル
ケトン樹脂、ポリエーテルイミド樹脂、ポリフェニレン
サルファイド樹脂、ポリエチレン、ポリプロピレン等の
ポリオレフィン樹脂およびゴム強化スチレン系樹脂等が
挙げられ、それぞれ単独または2種以上混合したものか
ら選ばれる。
The present invention will be described in detail below. The thermoplastic resin (excluding fluorocarbon resin) used in the present invention is nylon-6, nylon-66, nylon-1.
2. Polyamide resin such as nylon-46, saturated polyester resin such as polyethylene terephthalate, polybutylene terephthalate and polyarylate, polycarbonate resin, polyphenylene oxide resin, polysulfone resin, polyether sulfone resin, polyether ether ketone resin, polyether imide Examples of the resin include a resin, a polyphenylene sulfide resin, a polyolefin resin such as polyethylene and polypropylene, and a rubber-reinforced styrene resin, each of which is selected from a single type or a mixture of two or more types.

【0006】これらの中でも、その成形性からポリアミ
ド樹脂、飽和ポリエステル樹脂、ポリカーボネート樹
脂、ポリフェニレンオキサイド樹脂およびゴム強化スチ
レン系樹脂を単独あるいは2種以上混合して用いること
が好ましく、特に、ゴム強化スチレン系樹脂とポリカー
ボネート樹脂との混合物であることが好ましい。
Among these, it is preferable to use a polyamide resin, a saturated polyester resin, a polycarbonate resin, a polyphenylene oxide resin and a rubber-reinforced styrene type resin alone or in combination of two or more kinds, in particular, a rubber-reinforced styrene type resin. It is preferably a mixture of a resin and a polycarbonate resin.

【0007】尚、本発明に用いられる熱可塑性樹脂を2
種以上混合して用いる場合、その比率には特に制限はな
く目的に応じたものを使用することができるが、特にゴ
ム強化スチレン系樹脂5〜95重量%および他の熱可塑
性樹脂95〜5重量%からなる混合物であることが好ま
しい。
The thermoplastic resin used in the present invention is 2
When used as a mixture of two or more species, the proportion thereof is not particularly limited and may be selected depending on the intended purpose. Particularly, the rubber-reinforced styrene resin is 5 to 95% by weight and the other thermoplastic resin is 95 to 5% by weight. % Of the mixture is preferred.

【0008】本発明にて用いるゴム強化スチレン系樹脂
(A)とは、ゴム質重合体の存在下にスチレン系単量体
単独又はスチレン系単量体と他の共重合可能な単量体と
を重合してなるグラフト共重合体または該グラフト共重
合体と上記単量体を重合してなる共重合体の混合物であ
る。
The rubber-reinforced styrenic resin (A) used in the present invention means a styrene-based monomer alone or a styrene-based monomer and another copolymerizable monomer in the presence of a rubbery polymer. Is a graft copolymer obtained by polymerizing the above or a mixture of the above copolymer and the above copolymer.

【0009】ゴム強化スチレン系樹脂を構成することの
できるゴム質重合体としては、ポリブタジエン、スチレ
ン−ブタジエン共重合体、アクリロニトリル−ブタジエ
ン共重合体、アクリロニトリル−アクリル酸エステル−
スチレン三元共重合体、エチレン−プロピレン共重合
体、エチレン−プロピレン−ジエン三元共重合体、ポリ
スチレン−ポリブタジエン−ポリスチレンブロック三元
共重合体およびこの水素添加物、ポリスチレン−ポリイ
ソプレン−ポリスチレンブロック共重合体、ポリブチル
アクリレート等のアクリル系ゴム等が挙げられ、一種又
は二種以上用いることができる。
Examples of the rubber-like polymer which can constitute the rubber-reinforced styrene resin include polybutadiene, styrene-butadiene copolymer, acrylonitrile-butadiene copolymer, acrylonitrile-acrylic acid ester-
Styrene terpolymer, ethylene-propylene copolymer, ethylene-propylene-diene terpolymer, polystyrene-polybutadiene-polystyrene block terpolymer and its hydrogenated product, polystyrene-polyisoprene-polystyrene block copolymer Examples thereof include polymers, acrylic rubbers such as polybutyl acrylate, and the like, and one kind or two or more kinds can be used.

【0010】スチレン系単量体としては、スチレン、α
−メチルスチレン、パラメチルスチレン、ブロムスチレ
ン等が挙げられ、一種又は二種以上用いることができ
る。特にスチレン、α−メチルスチレンが好ましい。
Styrene-based monomers include styrene and α
-Methylstyrene, paramethylstyrene, bromstyrene and the like can be mentioned, and one kind or two or more kinds can be used. Particularly, styrene and α-methylstyrene are preferable.

【0011】スチレン系単量体と共に用いることのでき
る他の共重合可能な単量体としては、アクリロニトリ
ル、メタクリロニトリル等のシアン化ビニル化合物、メ
タクリル酸メチル、アクリル酸メチル等の(メタ)アク
リル酸エステル化合物、N−フェニルマレイミド、N−
シクロヘキシルマレイミドなどのマレイミド化合物、ア
クリル酸、メタクリル酸、イタコン酸、フマル酸などの
不飽和カルボン酸化合物が挙げられ、それらはそれぞれ
一種又は二種以上用いることができる。
Other copolymerizable monomers that can be used together with the styrene-based monomer include vinyl cyanide compounds such as acrylonitrile and methacrylonitrile, and (meth) acryl such as methyl methacrylate and methyl acrylate. Acid ester compound, N-phenylmaleimide, N-
Examples thereof include maleimide compounds such as cyclohexylmaleimide, and unsaturated carboxylic acid compounds such as acrylic acid, methacrylic acid, itaconic acid, and fumaric acid, and these can be used alone or in combination of two or more.

【0012】本発明において用いられるゴム強化スチレ
ン系樹脂は、そのアセトン可溶部の重量平均分子量が5
〜20万であることが好ましい。該分子量が5万未満で
はワックス等が付着した際に容易にクラックが生じるの
で好ましくない。アセトン可溶部の重量平均分子量の測
定方法:ゴム強化スチレン系樹脂をアセトンにて分別
し、これをメタノールで析出・沈澱させ、アセトン可溶
部を得る。得られたポリマーの0.02gをテトラヒド
ロフランに溶解させ、高速液体クロマトグラフィー(島
津製作所社製)とシマズゲルHSGカラム(島津製作所
社製)を使用して重量平均分子量を測定した。
The rubber-reinforced styrenic resin used in the present invention has a weight average molecular weight of 5 in the acetone-soluble portion.
It is preferably about 200,000. If the molecular weight is less than 50,000, cracks easily occur when wax or the like adheres, which is not preferable. Method for measuring the weight average molecular weight of the acetone-soluble portion: The rubber-reinforced styrene resin is fractionated with acetone, and this is precipitated / precipitated with methanol to obtain an acetone-soluble portion. 0.02 g of the obtained polymer was dissolved in tetrahydrofuran, and the weight average molecular weight was measured using high performance liquid chromatography (manufactured by Shimadzu Corporation) and Shimazu Gel HSG column (manufactured by Shimadzu Corporation).

【0013】本発明にて用いられるフッ素樹脂は、ポリ
テトラフルオロエチレン、ポリクロロトリフルオロエチ
レン、テトラフルオロエチレン、テトラフルオロエチレ
ン・エチレン共重合体、ポリビリニデンフルオライド、
ポリビニルフルオライド、テトラフルオロエチレン・ヘ
キサフルオロプロピレン共重合体、テトラフルオロエチ
レン・パーフルオロアルキルビニルエーテル共重合体等
の分子中にフッ素原子を含む樹脂である。これらの中で
もポリテトラフルオロエチレン、テトラフルオロエチレ
ン・エチレン共重合体、テトラフルオロエチレン・ヘキ
サフルオロプロピレン共重合体、テトラフルオロエチレ
ン・パーフルオロアルキルビニルエーテル共重合体が好
ましく、特にポリテトラフルオロエチレンが好ましい。
The fluororesin used in the present invention is polytetrafluoroethylene, polychlorotrifluoroethylene, tetrafluoroethylene, tetrafluoroethylene / ethylene copolymer, polyvinylidene fluoride,
It is a resin containing a fluorine atom in its molecule such as polyvinyl fluoride, a tetrafluoroethylene / hexafluoropropylene copolymer, a tetrafluoroethylene / perfluoroalkyl vinyl ether copolymer. Among these, polytetrafluoroethylene, tetrafluoroethylene / ethylene copolymer, tetrafluoroethylene / hexafluoropropylene copolymer and tetrafluoroethylene / perfluoroalkyl vinyl ether copolymer are preferable, and polytetrafluoroethylene is particularly preferable.

【0014】フッ素樹脂の分子量(プラスチック材料講
座〔6〕(日刊工業新聞社)に記載の方法による比重か
ら数平均分子量を測定)については特に制限は無いが、
50万以上の分子量のものが好ましい。また、流動性の
改良あるいはその取り扱いを容易にするために、モノフ
ルオロエチレン、ジフロオロエチレン、トリフルオロエ
チレン等からなる重合体を混合あるいは上記の共重合体
の共重合成分として共重合(コア−シェル構造)とした
ものを使用しても良い。
There are no particular restrictions on the molecular weight of the fluororesin (the number average molecular weight is measured from the specific gravity according to the method described in Plastic Materials Course [6] (Nikkan Kogyo Shimbun)).
Those having a molecular weight of 500,000 or more are preferable. Further, in order to improve the fluidity or facilitate its handling, a polymer composed of monofluoroethylene, difluoroethylene, trifluoroethylene or the like is mixed or copolymerized as a copolymerization component of the above copolymer (core -Shell structure) may be used.

【0015】熱可塑性樹脂とフッ素樹脂との混合比率
は、熱可塑性樹脂100重量部に対してフッ素樹脂0.
01〜5重量部、好ましくは0.05〜3重量部であ
る。0.01重量部以下では十分な糸曳き性の改良効果
が得られず、また5重量部を越えると流動性が極端に劣
るため好ましくない。
The mixing ratio of the thermoplastic resin and the fluororesin is such that 100 parts by weight of the thermoplastic resin is the fluororesin.
The amount is 01 to 5 parts by weight, preferably 0.05 to 3 parts by weight. If the amount is less than 0.01 parts by weight, a sufficient effect of improving the stringing property cannot be obtained, and if it exceeds 5 parts by weight, the fluidity is extremely poor, which is not preferable.

【0016】熱可塑性樹脂とフッ素樹脂との混合方法に
は特に制限はなく、ラテックス状態で混合した後塩析し
て混合パウダーを得る方法、あるいはパウダーおよび/
またはペレット状態で混合した後、通常使用されるロー
ル、バンバリーミキサー、単軸あるいは2軸押出機等を
使用してペレットを得る方法が採用できる。
The method of mixing the thermoplastic resin and the fluororesin is not particularly limited, and a method of mixing in a latex state and then salting out to obtain a mixed powder, or powder and / or
Alternatively, a method of obtaining pellets by using a roll, a Banbury mixer, a single-screw or twin-screw extruder or the like which is commonly used after mixing in a pellet state can be adopted.

【0017】また、本発明における熱板融着用樹脂組成
物には、従来公知の安定剤、酸化防止剤、滑剤、顔料、
染料、充填剤等を目的に合わせて添加してもよい。
Further, the resin composition for hot plate fusion in the present invention contains a conventionally known stabilizer, antioxidant, lubricant, pigment,
Dyes, fillers and the like may be added depending on the purpose.

【0018】本発明における熱板融着用樹脂組成物は、
例えばヘッドランプ、ウィンカー、ストップランプ等の
車両用灯具の用途に好適に使用することができるがこれ
らに限定されるものではない。
The resin composition for hot plate fusing in the present invention is
For example, it can be suitably used for vehicle lamps such as headlamps, winkers, and stop lamps, but is not limited thereto.

【0019】〔実施例〕以下に実施例を挙げて本発明を
詳細に説明するが、本発明はこれらにより何ら制限を受
けるものでは無い。
EXAMPLES The present invention is described in detail below with reference to examples, but the present invention is not limited thereto.

【0020】〔熱可塑性樹脂〕ゴム強化スチレン系樹脂
(ABS−1):公知の乳化重合法により、スチレン−
ブタジエン共重合体ラテックス(固形分)50重量部に
アクリロニトリル25部およびスチレン75部よりなる
単量体混合物をグラフト重合して得られたグラフト重合
体40重量部とアクリロニトリル25重量部およびスチ
レン75重量部からなる共重合体60重量部とを混合し
てなるABS樹脂(アセトン可溶部の重量平均分子量、
約10万)。
[Thermoplastic Resin] Rubber-Reinforced Styrene Resin (ABS-1): Styrene-based resin by a known emulsion polymerization method.
40 parts by weight of a graft polymer obtained by graft-polymerizing a monomer mixture consisting of 25 parts of acrylonitrile and 75 parts of styrene to 50 parts by weight of butadiene copolymer latex (solid content), 25 parts by weight of acrylonitrile and 75 parts by weight of styrene. ABS resin (weight average molecular weight of acetone-soluble part, obtained by mixing 60 parts by weight of a copolymer consisting of
About 100,000).

【0021】ゴム強化スチレン系樹脂(ABS−2):
公知の乳化重合法により、スチレン−ブタジエン共重合
体ラテックス(固形分)50重量部にアクリロニトリル
25部およびスチレン75部よりなる単量体混合物をグ
ラフト重合して得られたグラフト重合体40重量部とア
クリロニトリル30重量部およびα−メチルスチレン7
0重量部からなる共重合体60重量部とを混合してなる
ABS樹脂(アセトン可溶部の重量平均分子量、約10
万)。
Rubber-reinforced styrene resin (ABS-2):
40 parts by weight of a graft polymer obtained by graft-polymerizing a monomer mixture consisting of 25 parts of acrylonitrile and 75 parts of styrene to 50 parts by weight of a styrene-butadiene copolymer latex (solid content) by a known emulsion polymerization method. 30 parts by weight of acrylonitrile and 7 of α-methylstyrene
ABS resin prepared by mixing with 60 parts by weight of a copolymer consisting of 0 parts by weight (weight average molecular weight of acetone-soluble part, about 10 parts by weight).
Ten thousand).

【0022】ゴム強化スチレン系樹脂(AES):公知
の溶液重合法により、エチレン−プロピレン−エチリデ
ンノルボルネン共重合体50重量部にアクリロニトリル
25部およびスチレン75部よりなる単量体混合物をグ
ラフト重合して得られたグラフト重合体40重量部とア
クリロニトリル30重量部、N−フェニルマレイミド1
0重量部およびスチレン60重量部からなる共重合体6
0重量部とを混合してなるAES樹脂(アセトン可溶部
の重量平均分子量、約8万)。
Rubber-reinforced styrenic resin (AES): by a known solution polymerization method, 50 parts by weight of an ethylene-propylene-ethylidene norbornene copolymer is graft-polymerized with a monomer mixture of 25 parts of acrylonitrile and 75 parts of styrene. 40 parts by weight of the obtained graft polymer, 30 parts by weight of acrylonitrile, and N-phenylmaleimide 1
Copolymer 6 consisting of 0 parts by weight and 60 parts by weight of styrene
AES resin mixed with 0 part by weight (weight average molecular weight of acetone-soluble part, about 80,000).

【0023】ポリフェニレンオキサイド樹脂(PP
O):PX−2623 日本GE(株)社製
Polyphenylene oxide resin (PP
O): PX-2623 manufactured by Japan GE Co., Ltd.

【0024】ポリアミド樹脂/ゴム強化スチレン系樹脂
混合物(PA/AES):6−ナイロン50重量部に上
記のAES樹脂50重量部を混合し、250℃の温度で
田辺プラスチックス社製40mm¢の単軸押出機にて造
粒して得た。
Polyamide resin / rubber reinforced styrenic resin mixture (PA / AES): 50 parts by weight of 6-nylon and 50 parts by weight of the above AES resin are mixed, and at a temperature of 250 ° C., Tanabe Plastics Co., Ltd. It was obtained by granulating with a shaft extruder.

【0025】飽和ポリエステル樹脂/ゴム強化スチレン
系樹脂混合物(PBT/AES):ポリブチレンテレフ
テレート(PBT)50重量部に上記のAES樹脂50
重量部を混合し、250℃の温度で田辺プラスチックス
社製40mm¢単軸押出機にて造粒して得た。
Saturated polyester resin / rubber reinforced styrene resin mixture (PBT / AES): 50 parts by weight of polybutylene terephthalate (PBT) and 50 parts by weight of the above AES resin.
Parts by weight were mixed and granulated at a temperature of 250 ° C. by a Tanabe Plastics 40 mm single screw extruder to obtain.

【0026】ポリカーボネート樹脂(PC):ビスフェ
ノールAとホスゲンとを縮合重合して得られた粘度平均
分子量13000のポリカーボネート。
Polycarbonate resin (PC): Polycarbonate having a viscosity average molecular weight of 13,000 obtained by condensation polymerization of bisphenol A and phosgene.

【0027】ポリカーボネート樹脂/ゴム強化スチレン
系樹脂混合物(PC/AES):上記のポリカーボネー
ト樹脂50重量部と上記のAES樹脂50重量部を混合
し、280℃の温度で田辺プラスチックス社製40mm
¢単軸押出機にて造粒して得た。
Polycarbonate resin / rubber reinforced styrene resin mixture (PC / AES): 50 parts by weight of the above polycarbonate resin and 50 parts by weight of the above AES resin are mixed, and at a temperature of 280 ° C., 40 mm manufactured by Tanabe Plastics Co., Ltd.
∎ Obtained by granulating with a single-screw extruder.

【0028】フッ素樹脂(I):ポリテトラフルオロエ
チレン(ポリフロンTFE F104 ダイキン工業社
製、数平均分子量約500万。)
Fluorine resin (I): polytetrafluoroethylene (Polyflon TFE F104 manufactured by Daikin Industries, Ltd., number average molecular weight of about 5,000,000)

【0029】フッ素樹脂(II):ポリテトラフルオロエ
チレン(ポリフロンTFE F201 ダイキン工業社
製、数平均分子量約400万。)
Fluorine resin (II): polytetrafluoroethylene (Polyflon TFE F201 manufactured by Daikin Industries, Ltd., number average molecular weight of about 4,000,000)

【0030】フッ素樹脂(III):ポリテトラフルオロエ
チレン(ルブロンL−5 ダイキン工業社製、数平均分
子量約50万。)
Fluorine resin (III): polytetrafluoroethylene (Lubron L-5 manufactured by Daikin Industries, Ltd., number average molecular weight of about 500,000)

【0031】表1に示す割合にて、熱可塑性樹脂または
その混合物とフッ素樹脂とをパウダーの状態で混合した
後、単軸シート押出機(田辺プラスチックス機械社製、
シリンダー温度を250℃に設定、ダルメージタイプの
スクリュー使用)を使い、一括混練することで、ペレッ
トを得た。得られたペレットを3.5オンス射出成形機
(山城精機社製)を使用し、250℃の温度でASTM
の1号ダンベルを成形したものを用いて糸引き性の評価
を実施した。
After mixing the thermoplastic resin or the mixture thereof and the fluororesin in the powder state in the proportions shown in Table 1, a single-screw sheet extruder (manufactured by Tanabe Plastics Machinery Co., Ltd.,
Pellets were obtained by batch-kneading with a cylinder temperature set to 250 ° C. and using a dullage type screw). The pellets obtained are used in a 3.5 ounce injection molding machine (manufactured by Yamashiro Seiki Co., Ltd.) at a temperature of 250 ° C according to ASTM.
No. 1 dumbbell of No. 1 was used to evaluate the stringing property.

【0032】糸引き性の評価は、320℃に加熱したア
ルミ製の平板に、射出成形にて得られたASTM1号ダ
ンベルを10kgf/cm2 の圧力で60秒間押しつけ
た後、このダンベルを500mm/min.の速度で引
き上げた時に融着面に発生した糸の重量を測定した。ま
た流動性の評価は、メルトフローインデクサーを使用
し、表1に示す温度および荷重の条件で測定した。結果
を表1に示す。
To evaluate the stringiness, the ASTM No. 1 dumbbell obtained by injection molding was pressed against an aluminum flat plate heated to 320 ° C. for 60 seconds at a pressure of 10 kgf / cm 2 , and then this dumbbell was pressed at 500 mm / min. The weight of the yarn generated on the fused surface when the yarn was pulled up at the speed of was measured. The fluidity was evaluated using a melt flow indexer under the conditions of temperature and load shown in Table 1. Table 1 shows the results.

【0033】[0033]

【表1】 [Table 1]

【0034】[0034]

【発明の効果】本発明の熱板融着用樹脂組成物は、従来
の樹脂に比べて著しく糸曳き性に優れるものであり、熱
板融着用途に好適に使用できる。
INDUSTRIAL APPLICABILITY The resin composition for hot plate fusion of the present invention is remarkably excellent in stringiness as compared with conventional resins and can be suitably used for hot plate fusion application.

───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 FI 技術表示箇所 C08L 71/12 LQP C08L 71/12 LQP 77/00 LQS 77/00 LQS //(C08L 101/00 27:12) (C08L 101/00 27:18) B29K 101:12 (72)発明者 矢野 正人 大阪府高槻市塚原2丁目10番1号 住友ダ ウ株式会社高槻研究所内 (72)発明者 小倉 清 大阪府高槻市塚原2丁目10番1号 住友ダ ウ株式会社高槻研究所内─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 6 Identification code Internal reference number FI Technical display location C08L 71/12 LQP C08L 71/12 LQP 77/00 LQS 77/00 LQS // (C08L 101/00 27:12) (C08L 101/00 27:18) B29K 101: 12 (72) Inventor Masato Yano 2-10-1 Tsukahara, Takatsuki-shi, Osaka Sumitomo Dow Co., Ltd. Takatsuki Laboratory (72) Inventor Kiyoshi Ogura 2-10-1, Tsukahara, Takatsuki-shi, Osaka Sumitomo Dow Co., Ltd. Takatsuki Research Institute

Claims (5)

【特許請求の範囲】[Claims] 【請求項1】 熱可塑性樹脂100重量部に対して、フ
ッ素樹脂を0.01〜5重量部配合することを特徴とす
る熱板融着用樹脂組成物。
1. A resin composition for hot plate fusion, which comprises 0.01 to 5 parts by weight of a fluororesin per 100 parts by weight of a thermoplastic resin.
【請求項2】 熱可塑性樹脂がゴム強化スチレン系樹
脂、ポリカーボネート樹脂、飽和ポリエステル樹脂、ポ
リアミド樹脂およびポリフェニレンオキサイド樹脂から
選ばれた1種または2種以上の樹脂である請求項1記載
の熱板融着用樹脂組成物。
2. The hot plate melt according to claim 1, wherein the thermoplastic resin is one or more resins selected from rubber-reinforced styrene resins, polycarbonate resins, saturated polyester resins, polyamide resins and polyphenylene oxide resins. Wearable resin composition.
【請求項3】 熱可塑性樹脂がゴム強化スチレン系樹脂
とポリカーボネート樹脂との混合物である請求項1記載
の熱板融着用樹脂組成物。
3. The resin composition for hot plate fusing according to claim 1, wherein the thermoplastic resin is a mixture of a rubber-reinforced styrene resin and a polycarbonate resin.
【請求項4】 熱可塑性樹脂がゴム強化スチレン系樹脂
であり、かつそのアセトン可溶部の重量平均分子量が5
万〜20万である請求項1〜3記載の熱板融着用樹脂組
成物。
4. The thermoplastic resin is a rubber-reinforced styrene resin, and the acetone-soluble portion thereof has a weight average molecular weight of 5.
The resin composition for hot plate fusing according to claim 1, which is 10,000 to 200,000.
【請求項5】 フッ素樹脂がポリテトラフルオロエチレ
ンである請求項1〜4記載の熱板融着用樹脂組成物。
5. The resin composition for hot plate fusing according to claim 1, wherein the fluororesin is polytetrafluoroethylene.
JP18804195A 1995-06-30 1995-06-30 Hot plate fusion resin composition Expired - Fee Related JP3944253B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18804195A JP3944253B2 (en) 1995-06-30 1995-06-30 Hot plate fusion resin composition

Publications (2)

Publication Number Publication Date
JPH0912902A true JPH0912902A (en) 1997-01-14
JP3944253B2 JP3944253B2 (en) 2007-07-11

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WO2001002487A1 (en) * 1999-07-02 2001-01-11 General Electric Company Polyester-polycarbonate composition with improved hot-plate weldability
US6270615B1 (en) 1997-11-26 2001-08-07 Kaneka Corporation Method to improve thread drawing when manufacturing a vehicle lamp by using a hot plate melt-bonding method
US6450675B1 (en) 1999-01-21 2002-09-17 Kaneka Corp. Vehicle lamp composition and method of manufacturing
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US8865839B2 (en) 2010-12-21 2014-10-21 Daikin Industries, Ltd. Polytetrafluoroethylene mixture
US8937132B2 (en) 2010-12-21 2015-01-20 Daikin Industries, Ltd. Polytetrafluoroethylene mixture
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US6270615B1 (en) 1997-11-26 2001-08-07 Kaneka Corporation Method to improve thread drawing when manufacturing a vehicle lamp by using a hot plate melt-bonding method
US6450675B1 (en) 1999-01-21 2002-09-17 Kaneka Corp. Vehicle lamp composition and method of manufacturing
WO2001002487A1 (en) * 1999-07-02 2001-01-11 General Electric Company Polyester-polycarbonate composition with improved hot-plate weldability
JP2003013037A (en) * 2001-06-29 2003-01-15 Nippon A & L Kk Resin composition for hot plate fusion and molded lamp housing of lamp fitting for vehicle
WO2006039110A1 (en) 2004-09-29 2006-04-13 General Electric Company Method for reducing stringiness of a resinous composition during hot plate welding
JP2008514466A (en) * 2004-09-29 2008-05-08 ゼネラル・エレクトリック・カンパニイ Method for reducing stringiness of resin composition during hot plate welding
WO2012086725A1 (en) * 2010-12-21 2012-06-28 ダイキン工業株式会社 Stretch material
JP2012144719A (en) * 2010-12-21 2012-08-02 Daikin Industries Ltd Stretch material
US8865839B2 (en) 2010-12-21 2014-10-21 Daikin Industries, Ltd. Polytetrafluoroethylene mixture
US8937132B2 (en) 2010-12-21 2015-01-20 Daikin Industries, Ltd. Polytetrafluoroethylene mixture
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