JPH01301753A - Resin composition and production thereof - Google Patents
Resin composition and production thereofInfo
- Publication number
- JPH01301753A JPH01301753A JP13145788A JP13145788A JPH01301753A JP H01301753 A JPH01301753 A JP H01301753A JP 13145788 A JP13145788 A JP 13145788A JP 13145788 A JP13145788 A JP 13145788A JP H01301753 A JPH01301753 A JP H01301753A
- Authority
- JP
- Japan
- Prior art keywords
- thermoplastic resin
- resin composition
- polyphenylene sulfide
- pps
- hypophosphorous acid
- 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
Links
- 239000011342 resin composition Substances 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000004734 Polyphenylene sulfide Substances 0.000 claims abstract description 20
- 229920000069 polyphenylene sulfide Polymers 0.000 claims abstract description 20
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 15
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims description 3
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 abstract description 2
- 238000004040 coloring Methods 0.000 abstract description 2
- 229910001379 sodium hypophosphite Inorganic materials 0.000 abstract description 2
- 238000013329 compounding Methods 0.000 abstract 1
- 239000008188 pellet Substances 0.000 description 11
- 229920005989 resin Polymers 0.000 description 11
- 239000011347 resin Substances 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000012783 reinforcing fiber Substances 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910001382 calcium hypophosphite Inorganic materials 0.000 description 2
- 229940064002 calcium hypophosphite Drugs 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- CNALVHVMBXLLIY-IUCAKERBSA-N tert-butyl n-[(3s,5s)-5-methylpiperidin-3-yl]carbamate Chemical compound C[C@@H]1CNC[C@@H](NC(=O)OC(C)(C)C)C1 CNALVHVMBXLLIY-IUCAKERBSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000007575 Calluna vulgaris Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229910001380 potassium hypophosphite Inorganic materials 0.000 description 1
- CRGPNLUFHHUKCM-UHFFFAOYSA-M potassium phosphinate Chemical compound [K+].[O-]P=O CRGPNLUFHHUKCM-UHFFFAOYSA-M 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、樹脂組成物並ひに熱可塑性樹脂体の製造方法
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method for producing a resin composition and a thermoplastic resin body.
［従来の技術］
ポリフェニレンサルファイド以下（ＰＰＳと略称）より
なる熱可塑性樹脂体は耐熱性、寸法安定性、耐薬品性、
難燃性に優れ、エンプラ（エンジニアリンクプラスチッ
クス）として各種用途に用いられている。[Prior art] Thermoplastic resin bodies made of polyphenylene sulfide (abbreviated as PPS) have heat resistance, dimensional stability, chemical resistance,
It has excellent flame retardancy and is used for various purposes as an engineering plastic.
ＰＰＳはそのままフィルム、ｍＨ等の成型に用いられる
こともあるか、一般にはカラス繊維のような補強繊維、
或はタルク、炭カル、カラスヒースのような充填材を混
入したものか用いられる。PPS may be used as it is for forming films, mH, etc., or it is generally used as reinforcing fibers such as glass fibers,
Alternatively, a material mixed with a filler such as talc, charcoal, or crow heather may be used.
又ＰＰＳとしては、リニアタイプと架橋タイプとか知ら
れている。Furthermore, PPS is known as a linear type and a crosslinked type.
［発明か解決しようとする課題］
ＰＰＳよりなる熱可塑性樹脂体は耐熱性、寸法安定性、
耐薬品性、難燃性等は優れているか、耐衝撃性か弱い欠
点かある。[Problem to be solved by the invention] A thermoplastic resin body made of PPS has heat resistance, dimensional stability,
It may have excellent chemical resistance and flame retardancy, but it may have weak impact resistance.
又ＰＰＳは成型工程に伴う加熱により着色する欠点かあ
り、この傾向は架橋タイプのものにおいて著しい。PPS also has the disadvantage of being colored by heating during the molding process, and this tendency is remarkable in cross-linked types.
本発明はＰＰＳ系熱可塑性樹脂体の有する上記課題を解
決し、衝撃強度か大きく、且つ着色の少ない熱可塑性樹
脂体並びにその製造方法を提供することを目的としてし
）る。The present invention solves the above-mentioned problems of PPS-based thermoplastic resin bodies, and aims to provide a thermoplastic resin body with high impact strength and little coloring, and a method for producing the same.
［課題を解決する為の手段」
上記目的を達成するため、本発明においては、亜リン酸
又はその塩及びポリフェニレンサルファイドを含む樹脂
組成物用い、又ポリフェニレンサルファイドを主体とす
る熱可塑性樹脂を溶融成型するに際し、次亜リン酸又は
その塩を存在させて熱可塑性樹脂体を製造する。[Means for Solving the Problems] In order to achieve the above object, the present invention uses a resin composition containing phosphorous acid or a salt thereof and polyphenylene sulfide, and melt molds a thermoplastic resin mainly composed of polyphenylene sulfide. In this process, a thermoplastic resin body is produced in the presence of hypophosphorous acid or a salt thereof.
次に本発明を更に具体的に説明する。Next, the present invention will be explained in more detail.
次亜リン酸又はその塩（以下本化合物という）としては
、次亜リン酸、次亜リン酸ナトリウム、次亜リン酸カリ
ウム、次亜リン酸カルシウム、次亜リン酸マクネシウム
、次亜リン酸亜鉛等を用いることができるか、次亜ワン
酸塩、就中次亜ワン〜カルシウムか特に好適な結果を与
える。Examples of hypophosphorous acid or its salts (hereinafter referred to as this compound) include hypophosphorous acid, sodium hypophosphite, potassium hypophosphite, calcium hypophosphite, manesium hypophosphite, zinc hypophosphite, etc. Hypowanthite salts, especially hypowanthite and calcium, can be used with particularly favorable results.
本発明樹脂組成物は、そのままフィルム或は繊維状に成
型して用いることもてき、又カラス繊維等の補強材、充
填材を混入してＦＴＰとなし、ベレット、半加工品（例
えは棒状体、板状体）、或は完成品として用いることか
できる。The resin composition of the present invention can be used as it is by being molded into a film or fiber shape, or can be used as FTP by mixing reinforcing materials such as glass fibers or fillers to form pellets, semi-finished products (for example, rod-shaped products). , plate-shaped body) or as a finished product.
ポリフェニレンサルファイドとしてはリニアタイプ、架
橋タイプのいずれを用いることもてきる。As polyphenylene sulfide, either a linear type or a crosslinked type can be used.
本発明樹脂組成物は、全樹脂中０．１〜５０ｗｔ％程度
のポリテトラフルオロエチレン、ポリエチレン等の熱可
塑性樹脂（副成分樹脂）を含有するポリマーアロイてあ
ってもよく、本発明に云う樹脂組成物或はポリフェニレ
ンサルファイドを主体とする熱可塑性樹脂とはこのよう
なポリマーアロイをも含むものである。The resin composition of the present invention may be a polymer alloy containing a thermoplastic resin (auxiliary component resin) such as polytetrafluoroethylene or polyethylene in an amount of about 0.1 to 50 wt% based on the total resin. The composition or thermoplastic resin mainly composed of polyphenylene sulfide also includes such a polymer alloy.
樹脂組成物（熱可塑性樹脂体）に対する本化合物の添加
割合は０゜０１〜５ｗｔ％、好ましくは０．０５〜３ｗ
ｔ％とするのか適当である。The addition ratio of this compound to the resin composition (thermoplastic resin body) is 0.01 to 5 wt%, preferably 0.05 to 3 wt%.
It is appropriate to set it as t%.
この割合かあまり小さいと、耐衝撃性向」−並ひに着色
防止の効果か充分てなく、又この割合をあまり増大させ
ても、上記効果の増大は望めず経済的てない。If this ratio is too small, the effects of impact resistance and coloration prevention will not be sufficient, and even if this ratio is increased too much, no increase in the above effects can be expected and it is not economical.
前述した樹脂組成物或は熱可塑性樹脂体は次のような方
法て製造することがてきる。The resin composition or thermoplastic resin body described above can be produced by the following method.
（ａ）ＰＰＳを主体とする樹脂を溶融してベレット化す
る際、本化合物を所定量添加し、樹脂溶融物と均一に混
合し、常法に従いベレッＩ・化し、或はフィルム状、又
はｆＩ！ｔｍ状等に成型する。(a) When melting a resin mainly composed of PPS to form pellets, add a predetermined amount of this compound, mix uniformly with the resin melt, and form into pellets according to a conventional method, or form a film or fI. ! Mold into tm shape etc.
この際必要に応し補強繊維、充填材等を同時に混入する
こともてきる。At this time, reinforcing fibers, fillers, etc. may be mixed at the same time, if necessary.
このようにして得られたベレットは本発明の熱可塑性樹
脂体の形態の一種であるか、このベレット或はベレット
と補強繊維、充填材等とを使用し、棒状体、板状体のよ
うな半加工品、或は完成品を常法により製造することも
てきる。The pellet thus obtained is one of the forms of the thermoplastic resin body of the present invention, or the pellet or the pellet and reinforcing fibers, filler, etc. are used to form a rod-shaped body or a plate-shaped body. Semi-processed products or finished products can also be manufactured by conventional methods.
（＋））ＰＰＳを主体とする樹脂よりなるベレット等或
はＰＰＳベレット等と副成分樹脂ベレット等を原料とし
て、半加工品、完成品のような樹脂体をレシンインジェ
クション法によって製造する際、上記ベレット等の原料
に本化合物を混入或は耐着させておき、樹脂体の成型の
間に本化合物を樹脂中に混入し、樹脂中に本化合物を含
有せしめることかてきる。(+)) When manufacturing resin bodies such as semi-finished products and finished products by the resin injection method using pellets made of resin mainly composed of PPS or PPS pellets etc. and subsidiary component resin pellets etc. as raw materials, the above-mentioned It is possible to mix the present compound into a raw material such as a pellet or allow it to adhere to the raw material, and then mix the present compound into the resin during molding of the resin body so that the present compound is contained in the resin.
［作 用］
本化合物かＰＰＳ分子の配列、結晶構造を変化させるこ
とにより耐衝撃強度を向上させ、又本化合物は加熱によ
るＰＰＳの分解、着色成分の生成を阻止するものと考え
られるか、そのメカニズムは解明されていない。[Effect] This compound improves impact strength by changing the arrangement and crystal structure of PPS molecules, and is it thought that this compound inhibits the decomposition of PPS and the formation of colored components due to heating? The mechanism has not been elucidated.
［実施例］
ｐｐｓ （呉羽化学株式会社製、商品名ＫＰＳ＃２１４
）６０重量部、次亜リン酸カルシュウム１）、５ ｉ置
部、チョップ１〜ストラン１〜（旭ファイバークラス株
式会社製、井０３ ＭＡ ＦＴ５２５）４０重量部
を混合し、常法に従いベレット化した。なお、加熱温度
は３２０’Ｃてあった。[Example] pps (manufactured by Kureha Chemical Co., Ltd., trade name KPS#214
), 60 parts by weight of calcium hypophosphite 1), 5 parts by weight, 40 parts by weight of chop 1 ~ strun 1 ~ (manufactured by Asahi Fiber Class Co., Ltd., I03 MA FT525) were mixed and pelletized according to a conventional method. . Note that the heating temperature was 320'C.
このベレットを使用し、インジェクションモールド法に
より試験片を３個製造し、色相（ΔＥ）を、ＪＩＳ
２８７２２号の方法によって測定した結果を別表に示す
。Using this pellet, three test pieces were manufactured by the injection molding method, and the hue (ΔE) was determined according to JIS
The results measured by the method of No. 28722 are shown in the attached table.
又試験片５個につき、ＡＳＴＭ Ｄ２５６号の方法に
よりノツチ附衝撃強度を測定した結果を別表に示す。Furthermore, the notched impact strength of five test pieces was measured by the method of ASTM D256, and the results are shown in the attached table.
［比較例］
実施例１と同じＰＰ３６０重量部、チョップトストラン
ド４０重量部を用いて同様な試験を行った測定結果を別
表に示す。[Comparative Example] The measurement results of a similar test using 360 parts by weight of PP and 40 parts by weight of chopped strands as in Example 1 are shown in the attached table.
別表 ［発明の効果］ 耐衝撃強度を向上させ、着色を防止する。Separate table [Effect of the invention] Improves impact resistance and prevents discoloration.
Claims (2)
ァイドを含むことを特徴とする樹脂組成物。(1) A resin composition characterized by containing hypophosphorous acid or a salt thereof and polyphenylene sulfide.
性樹脂を溶融成型するに際し、次亜リン酸又はその塩を
存在させることを特徴とする熱可塑性樹脂体の製造方法
。(2) A method for producing a thermoplastic resin body, characterized in that hypophosphorous acid or a salt thereof is present when melt-molding a thermoplastic resin mainly composed of polyphenylene sulfide.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13145788A JPH01301753A (en) | 1988-05-31 | 1988-05-31 | Resin composition and production thereof |
| DE68917989T DE68917989T2 (en) | 1988-05-31 | 1989-04-11 | Process for the preparation of a resin mixture. |
| EP89106400A EP0344436B1 (en) | 1988-05-31 | 1989-04-11 | Method for the preparation of a resin composition |
| US07/427,954 US4965297A (en) | 1988-05-31 | 1989-10-25 | Resin composition and method for its preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13145788A JPH01301753A (en) | 1988-05-31 | 1988-05-31 | Resin composition and production thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01301753A true JPH01301753A (en) | 1989-12-05 |
| JPH0558455B2 JPH0558455B2 (en) | 1993-08-26 |
Family
ID=15058407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13145788A Granted JPH01301753A (en) | 1988-05-31 | 1988-05-31 | Resin composition and production thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01301753A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02225564A (en) * | 1989-02-27 | 1990-09-07 | Toopuren:Kk | Polyarylene sulfide resin composition of stabilized hue |
| JP2014506616A (en) * | 2011-02-24 | 2014-03-17 | ソルベイ チャイナ カンパニー、リミテッド | Use of calcium hypophosphite as a filler to improve the mechanical properties of polyamide compositions |
-
1988
- 1988-05-31 JP JP13145788A patent/JPH01301753A/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02225564A (en) * | 1989-02-27 | 1990-09-07 | Toopuren:Kk | Polyarylene sulfide resin composition of stabilized hue |
| JP2014506616A (en) * | 2011-02-24 | 2014-03-17 | ソルベイ チャイナ カンパニー、リミテッド | Use of calcium hypophosphite as a filler to improve the mechanical properties of polyamide compositions |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0558455B2 (en) | 1993-08-26 |
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