JPH0790134A - Flame-retardant resin composition - Google Patents
Flame-retardant resin compositionInfo
- Publication number
- JPH0790134A JPH0790134A JP23785293A JP23785293A JPH0790134A JP H0790134 A JPH0790134 A JP H0790134A JP 23785293 A JP23785293 A JP 23785293A JP 23785293 A JP23785293 A JP 23785293A JP H0790134 A JPH0790134 A JP H0790134A
- Authority
- JP
- Japan
- Prior art keywords
- weight
- flame
- resin composition
- dsc
- magnesium hydroxide
- 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.)
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Abstract
(57)【要約】
【目的】 経時着色が著しく改良された難燃性樹脂組成
物を提供する。
【構成】 （Ａ）メルトフローレートが０．２〜５０ｇ
／１０分、密度が０．９１ｇ／cm3 以下であり、示差走
査熱量計（ＤＳＣ）による最高融解ピーク温度が１００
℃以上であり、かつＤＳＣによる１００℃以上の融解熱
量が１０ジュール／ｇ以上であるエチレン−α−オレフ
ィン共重合体樹脂３０〜６０重量部、（Ｂ）表面処理さ
れた水酸化マグネシウム７０〜４０重量部、及び（Ｃ）
炭素数８〜２０の脂肪酸の金属塩を、上記（Ｂ）表面処
理された水酸化マグネシウムに対して、０．６〜３重量
％含有することを特徴とする難燃性樹脂組成物。(57) [Summary] [Object] To provide a flame-retardant resin composition having significantly improved coloring over time. [Constitution] (A) Melt flow rate is 0.2 to 50 g
/ 10 minutes, the density is 0.91 g / cm 3 or less, and the maximum melting peak temperature by a differential scanning calorimeter (DSC) is 100.
30 to 60 parts by weight of an ethylene-α-olefin copolymer resin having a heat of fusion of 100 ° C. or more by DSC of 10 Joule / g or more, (B) surface-treated magnesium hydroxide 70 to 40 Parts by weight, and (C)
A flame-retardant resin composition comprising a metal salt of a fatty acid having 8 to 20 carbon atoms in an amount of 0.6 to 3% by weight based on the surface-treated (B) magnesium hydroxide.
Description
【０００１】[0001]
【産業上の利用分野】本発明は、経時着色が著しく改良
された難燃性樹脂組成物に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flame-retardant resin composition whose coloration over time is remarkably improved.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】エチレ
ン−α−オレフィン共重合体樹脂に、水酸化マグネシウ
ムを配合する方法が種々提案されている（特開昭６１−
２５４６４７号公報、特開昭６１−２５５９５０号公報
等）。しかしながら、エチレン−α−オレフィン共重合
体樹脂に対して、表面処理されていない水酸化マグネシ
ウムを配合して成形したシートは、黄色度が強く問題が
あり、またエチレン−α−オレフィン共重合体樹脂に対
して、表面処理された水酸化マグネシウムを配合して成
形したシートは、白色で良好であるが、経時で黄色度が
強くなり同様の問題があった。2. Description of the Related Art Various methods for incorporating magnesium hydroxide into an ethylene-α-olefin copolymer resin have been proposed (JP-A-61-161).
No. 254647, JP-A No. 61-255950, etc.). However, a sheet formed by blending magnesium hydroxide which has not been surface-treated with respect to an ethylene-α-olefin copolymer resin has a strong yellowness problem, and the ethylene-α-olefin copolymer resin has a problem. On the other hand, the sheet formed by blending the surface-treated magnesium hydroxide was white and good, but had the same problem that the yellowness increased with time.
【０００３】[0003]
【課題を解決するための手段】かかる事情に鑑み、本発
明者らは、特定のエチレン−α−オレフィン共重合体樹
脂と、表面処理された水酸化マグネシウムとからなる難
燃性樹脂組成物の経時着色を改良することについて鋭意
検討した結果、特定の脂肪酸の金属塩を配合させること
により経時着色が著しく改良されることを見出し、さら
に種々の検討を加え本発明を完成させた。In view of such circumstances, the present inventors have made a flame-retardant resin composition comprising a specific ethylene-α-olefin copolymer resin and surface-treated magnesium hydroxide. As a result of earnest studies on improving coloration with time, it was found that coloration with time was remarkably improved by adding a metal salt of a specific fatty acid, and further various studies were conducted to complete the present invention.
【０００４】すなわち、本発明は、（Ａ）メルトフロー
レートが０．２〜５０ｇ／１０分、密度が０．９１ｇ／
cm3 以下であり、示差走査熱量計（ＤＳＣ）による最高
融解ピーク温度が１００℃以上であり、かつＤＳＣによ
る１００℃以上の融解熱量が１０ジュール／ｇ以上であ
るエチレン−α−オレフィン共重合体樹脂３０〜６０重
量部、（Ｂ）表面処理された水酸化マグネシウム７０〜
４０重量部、及び（Ｃ）炭素数８〜２０の脂肪酸の金属
塩を、上記（Ｂ）表面処理された水酸化マグネシウムに
対して、０．６〜３重量％含有することを特徴とする難
燃性樹脂組成物を提供するものである。That is, according to the present invention, (A) the melt flow rate is 0.2 to 50 g / 10 minutes and the density is 0.91 g /
an ethylene-α-olefin copolymer having a cm 3 or lower, a maximum melting peak temperature by a differential scanning calorimeter (DSC) of 100 ° C. or higher, and a melting heat of 100 ° C. or higher by DSC of 10 Joule / g or higher. Resin 30-60 parts by weight, (B) Surface-treated magnesium hydroxide 70-
Difficulty in containing 40 parts by weight and (C) a metal salt of a fatty acid having 8 to 20 carbon atoms in an amount of 0.6 to 3% by weight based on (B) the surface-treated magnesium hydroxide. A flammable resin composition is provided.
【０００５】以下、本発明を詳細に説明する。本発明で
用いる成分（Ａ）のエチレン−α−オレフィン共重合体
樹脂は、エチレンと炭素数３〜１８のα−オレフィンを
チーグラー型触媒を使用して重合することによって得ら
れるものである。重合反応は、通常３０〜３００℃の重
合温度下、常圧ないし３０００ｋｇ／ｃｍ2 の重合圧力
下、溶媒の存在下または不存在下、気−固、液−固また
は均一液相下で実施される。また、重合反応が１３０〜
３００℃の重合温度下、３００〜３０００ｋｇ／ｃｍ2
の重合圧力下の高圧バルク法で実施されるのが好まし
い。The present invention will be described in detail below. The component (A) ethylene-α-olefin copolymer resin used in the present invention is obtained by polymerizing ethylene and α-olefin having 3 to 18 carbon atoms using a Ziegler type catalyst. The polymerization reaction is usually carried out at a polymerization temperature of 30 to 300 ° C., a normal pressure to a polymerization pressure of 3000 kg / cm 2 , in the presence or absence of a solvent, in a gas-solid, liquid-solid or homogeneous liquid phase. It In addition, the polymerization reaction is 130 ~
300-3000 kg / cm 2 under the polymerization temperature of 300 ° C.
It is preferably carried out in a high-pressure bulk process under the polymerization pressure of.
【０００６】本発明においてチーグラー型触媒として
は、元素周期表IVb および／またはＶｂ族遷移金属元素
の化合物と元素周期表IIｂおよび／またはIIIa族金属元
素の化合物とからなる触媒を用いることが好ましい。遷
移金属元素の化合物としては、チタン、ジルコニウム、
ハフニウム、バナジウム等のハロゲン化物、アルコキシ
ド等を用いることができる。また、このような遷移金属
元素の化合物と塩化マグネシウム、塩化アルミニウム等
の元素周期表IIａおよび／またはIIIa族典型金属元素の
ハロゲン化物との複合物も好適に用いることができる。
元素周期表IIｂおよび／またはIIIa族金属元素の化合物
としては、亜鉛および／またはアルミニウムの水素化物
および／または有機金属化合物を好適に用いることがで
きる。これらのチーグラー型触媒の例は、特開昭４９−
９７０８８号公報、特開昭４９−９７０８９号公報、特
開昭５０−５０４８７号公報、特開昭５２−１０３４８
５号公報、特開昭５４−２６８８９号公報、特開昭５４
−１４６２８５号公報、特開昭５６−９９２０９号公
報、特開昭５７−１３１２０８号公報、特開昭５７−１
４５１０６号公報、特開昭５８−２７７０６号公報、特
開昭５８−６５７０８号公報、特開昭５９−１３３２１
０号公報等に具体的に記載されている。In the present invention, as the Ziegler type catalyst, it is preferable to use a catalyst composed of a compound of a group IVb and / or a group Vb transition metal element of the periodic table and a compound of a group IIb and / or group IIIa metal element of the periodic table. Compounds of transition metal elements include titanium, zirconium,
Hafnium, vanadium, and other halides, alkoxides, and the like can be used. Further, a composite of such a compound of a transition metal element and a halide of a group IIa and / or group IIIa typical metal element of the periodic table of elements such as magnesium chloride and aluminum chloride can also be preferably used.
As the compound of the IIb and / or IIIa group metal element of the periodic table of elements, a hydride of zinc and / or aluminum and / or an organometallic compound can be preferably used. Examples of these Ziegler type catalysts are described in JP-A-49-
97088, JP-A-49-97089, JP-A-50-50487, and JP-A-52-10348.
5, JP-A-54-26889, JP-A-54
-146285, JP-A-56-99209, JP-A-57-131208, JP-A-57-1
45106, JP-A-58-27706, JP-A-58-65708, and JP-A-59-13321.
It is specifically described in Japanese Patent Publication No. 0.
【０００７】α−オレフィンとしては、例えばプロピレ
ン、ブテン−１、４−メチルペンテン−１、ヘキセン−
１、オクテン−１、デセン−１等が用いられるが、炭素
数３〜１０のものが好ましい。これらα−オレフィンは
１種のみならず２種以上用いることができる。Examples of the α-olefin include propylene, butene-1,4-methylpentene-1, hexene-
1, octene-1, decene-1 and the like are used, but those having 3 to 10 carbon atoms are preferable. These α-olefins may be used alone or in combination of two or more.
【０００８】本発明で用いる成分（Ａ）のエチレン−α
−オレフィン共重合体樹脂は、メルトフローレートが
０．２〜５０ｇ／１０分、密度が０．９１ｇ／ｃｍ3 以
下、ＤＳＣによる最高融解ピーク温度が１００℃以上、
かつ１００℃以上の融解熱量が１０ジュール／ｇ以上で
ある。Component (A) ethylene-α used in the present invention
The olefin copolymer resin has a melt flow rate of 0.2 to 50 g / 10 minutes, a density of 0.91 g / cm 3 or less, and a maximum melting peak temperature of 100 ° C. or more by DSC,
Further, the heat of fusion at 100 ° C. or higher is 10 Joule / g or higher.
【０００９】メルトフローレートは好ましくは０．３〜
３０ｇ／１０分、さらに好ましくは０．５〜２０ｇ／１
０分であり、密度は好ましくは０．８６〜０．９１ｇ／
ｃｍ 3 、さらに好ましくは０．８７〜０．９０ｇ／ｃｍ
3 である。メルトフローレートが０．２ｇ／１０分未満
では加工性が劣り、５０ｇ／１０分を超えると強度が悪
くなる。また、密度が０．９１ｇ／ｃｍ3 を超えると柔
軟性が悪くなる。ＤＳＣによる最高融解ピーク温度が１
００℃未満では、耐熱性が劣り、ＤＳＣによる１００℃
以上の融解熱量が１０ジュール／ｇ未満では、やはり耐
熱性が劣る。The melt flow rate is preferably 0.3-
30 g / 10 minutes, more preferably 0.5 to 20 g / 1
0 minutes and the density is preferably 0.86 to 0.91 g /
cm 3, And more preferably 0.87-0.90 g / cm
3Is. Melt flow rate less than 0.2g / 10 minutes
Inferior in workability, and over 50g / 10 minutes, the strength is poor.
Become Also, the density is 0.91 g / cm3Beyond
Softness deteriorates. Maximum melting peak temperature by DSC is 1
If the temperature is less than 00 ° C, the heat resistance is poor, and the temperature is 100 ° C by DSC.
If the heat of fusion is less than 10 joules / g,
Inferior heat resistance.
【００１０】本発明で用いる成分（Ｂ）の表面処理され
た水酸化マグネシウムは、樹脂との分散性、相溶性を向
上させるため高級脂肪酸、高級アルコール、パラフィ
ン、シランカップリング剤等の表面処理剤により表面処
理されたものである。表面処理されていない水酸化マグ
ネシウムを用いると、組成物の流動性が低下し、また黄
色度が強く好ましくない。The surface-treated magnesium hydroxide of the component (B) used in the present invention is a surface treatment agent such as a higher fatty acid, a higher alcohol, a paraffin or a silane coupling agent in order to improve the dispersibility and compatibility with the resin. It has been surface-treated by. If magnesium hydroxide that has not been surface-treated is used, the fluidity of the composition is lowered and the degree of yellowness is strong, which is not preferable.
【００１１】成分（Ａ）のエチレン−α−オレフィン共
重合体樹脂の添加量は、３０〜６０重量部、好ましくは
３５〜６０重量部であり、成分（Ｂ）の表面処理された
水酸化マグネシウムの添加量は、７０〜４０重量部、好
ましくは６５〜４０重量部であり、成分（Ａ）と成分
（Ｂ）の合計量が１００重量部である。The amount of the ethylene-α-olefin copolymer resin as the component (A) added is 30 to 60 parts by weight, preferably 35 to 60 parts by weight, and the surface-treated magnesium hydroxide as the component (B) is added. Is 40 to 40 parts by weight, preferably 65 to 40 parts by weight, and the total amount of the component (A) and the component (B) is 100 parts by weight.
【００１２】成分（Ｂ）の表面処理された水酸化マグネ
シウムの添加量が４０重量部未満では、難燃性が不十分
となり、７０重量部を超えると機械的強度、伸び等が低
下し、可とう性が失われて脆くなる。If the amount of the component (B) surface-treated magnesium hydroxide added is less than 40 parts by weight, the flame retardancy becomes insufficient, and if it exceeds 70 parts by weight, the mechanical strength, elongation, etc. are deteriorated. Loss of flexibility and becomes brittle.
【００１３】本発明で用いる成分（Ｃ）の炭素数８〜２
０の脂肪酸の金属塩としては、例えばカプリル酸、カプ
リン酸、ラウリン酸、ミリスチン酸、パルミチン酸及び
ステアリン酸等から選ばれる少なくとも１種の脂肪酸の
亜鉛塩及び／またはマグネシウム塩が挙げられる。中で
もステアリン酸亜鉛及び／またはステアリン酸マグネシ
ウムが好ましい。The component (C) used in the present invention has 8 to 2 carbon atoms.
Examples of the fatty acid metal salt of 0 include a zinc salt and / or a magnesium salt of at least one fatty acid selected from caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid and the like. Of these, zinc stearate and / or magnesium stearate are preferable.
【００１４】成分（Ｃ）の炭素数８〜２０の脂肪酸の金
属塩の添加量は、成分（Ｂ）の表面処理された水酸化マ
グネシウムに対して、０．６〜３重量％、好ましくは
０．６〜２重量％である。上記添加量が、０．６重量％
未満では、経時着色に対する改良効果が不十分であり、
３重量％を超えると加工時の発煙や押出機ダイスへの樹
脂の付着が多くなり好ましくない。The amount of the component (C) metal salt of a fatty acid having 8 to 20 carbon atoms added is 0.6 to 3% by weight, preferably 0, relative to the surface-treated magnesium hydroxide of component (B). 6 to 2% by weight. The above addition amount is 0.6% by weight
If less than, the effect of improving the coloring over time is insufficient,
If it exceeds 3% by weight, smoke is generated during processing and resin adheres to the extruder die undesirably.
【００１５】本発明の難燃性樹脂組成物は、通常の混合
操作、例えばバンバリーミキサー法、または押出造粒法
等により得られる。この際、該組成物に本発明の効果を
阻害しない範囲で中和剤、酸化防止剤、耐候性改良剤、
帯電防止剤、顔料等の他の付加的成分を配合することが
できる。The flame-retardant resin composition of the present invention can be obtained by an ordinary mixing operation such as Banbury mixer method or extrusion granulation method. At this time, a neutralizing agent, an antioxidant, a weather resistance improver, within the range that does not impair the effects of the present invention in the composition,
Other additional components such as antistatic agents and pigments can be added.
【００１６】[0016]
【発明の効果】以上、詳述したように、本発明は経時着
色が著しく改良された難燃性樹脂組成物を提供できる。As described above in detail, the present invention can provide a flame-retardant resin composition whose coloration with time is remarkably improved.
【００１７】[0017]
【実施例】以下、本発明を実施例によって説明するが、
本発明はこれらに限定されるものではない。次に実施例
における評価方法は下記のとおりである。 （１）メルトフローレート ＪＩＳ Ｋ７２１０に基づき、１９０℃、荷重２．１６
kgで測定した。 （２）密度 ＪＩＳ Ｋ６７６０に基づき測定した。 （３）ＤＳＣによる最高融解ピーク温度 パーキンエルマー７型ＤＳＣを使用し、ＪＩＳ Ｋ７１
２１により最高融解ピーク温度を測定した。なお、試験
片の状態調節はＪＩＳ Ｋ７１２１の３−（２）で行っ
た。 （４）ＤＳＣによる１００℃以上の融解熱量 パーキンエルマー７型ＤＳＣを使用し、ＪＩＳ Ｋ７１
２１により１００℃以上の融解熱量を測定した。なお、
試験片の状態調節はＪＩＳ Ｋ７１２２の３−（２）で
行った。 （５）イエローインデックス（ＹＩ） １５０℃で厚さ２mmにプレス成形した直後と、６０℃の
オーブン中で３０日間経時させた後のイエローインデッ
クス（ＹＩ）をスガ試験機（株）製カラーコンピュータ
ーＳＭ−５−ＣＨにより測定した。EXAMPLES The present invention will be described below with reference to examples.
The present invention is not limited to these. Next, the evaluation method in the examples is as follows. (1) Melt flow rate Based on JIS K7210, 190 ° C., load 2.16
It was measured in kg. (2) Density Measured according to JIS K6760. (3) Maximum melting peak temperature by DSC Using Perkin Elmer 7 type DSC, JIS K71
21 the highest melting peak temperature was measured. The condition of the test piece was adjusted according to JIS K7121 3- (2). (4) Amount of heat of fusion of 100 ° C. or higher by DSC Using a Perkin Elmer 7 type DSC, JIS K71
21, the heat of fusion of 100 ° C. or higher was measured. In addition,
The condition of the test piece was adjusted according to JIS K7122 3- (2). (5) Yellow index (YI) The yellow index (YI) immediately after press molding at 150 ° C. to a thickness of 2 mm and after being aged in an oven at 60 ° C. for 30 days were colored computer SM manufactured by Suga Test Instruments Co., Ltd. It was measured by -5 CH.
【００１８】実施例１ 成分（Ａ）のエチレン−α−オレフィン共重合体樹脂と
して、高圧バルク法（重合圧力１０００kg／cm2 、重合
温度２００℃）で製造されたエチレン−ブテン−１共重
合体樹脂（メルトフローレート０．８ｇ／１０分、密度
０．９００ｇ／cm3 、ＤＳＣによる最高融解ピーク温度
１１４℃、ＤＳＣによる１００℃以上の融解熱量１５ジ
ュール／ｇ）３９．５重量％と、成分（Ｂ）の表面処理
された水酸化マグネシウムとして協和化学製キスマ５
Ａ、６０重量％、及び成分（Ｃ）としてステアリン酸亜
鉛０．５重量％をラボプラストミル（東洋精機（株）
製）を使用し、ジャケット温度１６０℃、回転数６０ｒ
ｐｍの条件で１０分間溶融混合し、難燃性樹脂組成物を
得た。得られた組成物を使用し評価した結果を表１に示
す。Example 1 An ethylene-butene-1 copolymer produced by a high pressure bulk method (polymerization pressure 1000 kg / cm 2 , polymerization temperature 200 ° C.) as an ethylene-α-olefin copolymer resin as component (A) 39.5% by weight of resin (melt flow rate 0.8 g / 10 minutes, density 0.900 g / cm 3 , maximum melting peak temperature by DSC 114 ° C., heat of fusion at 100 ° C. or higher by DSC 15 joules / g) 39.5% by weight, and components Kisuma 5 manufactured by Kyowa Chemical Co., Ltd. as the surface-treated magnesium hydroxide of (B)
A, 60% by weight, and 0.5% by weight of zinc stearate as the component (C) are Labo Plastomill (Toyo Seiki Co., Ltd.)
Made), jacket temperature 160 ° C, rotation speed 60r
The flame-retardant resin composition was obtained by melt mixing for 10 minutes under the condition of pm. The results of evaluation using the obtained composition are shown in Table 1.
【００１９】実施例２ 実施例１で使用した成分（Ａ）のエチレン−ブテン−１
共重合体樹脂３９重量％、成分（Ｂ）のキスマ５Ａ、６
０重量％、及び成分（Ｃ）のステアリン酸亜鉛１重量％
を実施例１と同様にして、難燃性樹脂組成物を得た。得
られた組成物を使用し評価した結果を表１に示す。Example 2 Component (A) ethylene-butene-1 used in Example 1
Copolymer resin 39% by weight, component (B) Kisuma 5A, 6
0% by weight, and 1% by weight of component (C) zinc stearate
A flame-retardant resin composition was obtained in the same manner as in Example 1. The results of evaluation using the obtained composition are shown in Table 1.
【００２０】実施例３ 実施例１で使用した成分（Ａ）のエチレン−ブテン−１
共重合体樹脂３９．５重量％、成分（Ｂ）の表面処理さ
れた水酸化マグネシウムとして、協和化学製キスマ５
Ｊ、６０重量％、及び成分（Ｃ）のステアリン酸亜鉛
０．５重量％を実施例１と同様にして、難燃性樹脂組成
物を得た。得られた組成物を使用し評価した結果を表１
に示す。Example 3 Ethylene-butene-1 of component (A) used in Example 1
Kisuma 5 manufactured by Kyowa Chemical Co., Ltd. is used as the surface-treated magnesium hydroxide of the component (B) of 39.5% by weight of the copolymer resin
A flame-retardant resin composition was obtained in the same manner as in Example 1 except that J, 60% by weight, and 0.5% by weight of zinc stearate as the component (C) were used. The results of evaluation using the obtained composition are shown in Table 1.
Shown in.
【００２１】実施例４ 実施例１で使用した成分（Ａ）のエチレン−ブテン−１
共重合体樹脂３９重量％、実施例３で使用した成分
（Ｂ）の協和化学製キスマ５Ｊ、６０重量％、及び成分
（Ｃ）のステアリン酸亜鉛１重量％を実施例１と同様に
して、難燃性樹脂組成物を得た。得られた組成物を使用
し評価した結果を表１に示す。Example 4 Component (A) ethylene-butene-1 used in Example 1
In the same manner as in Example 1, 39% by weight of the copolymer resin, 5% by weight of Kyowa Chemical Co., 5J manufactured by Kyowa Chemical Co., Ltd., which was used in Example 3, and 1% by weight of zinc stearate as the component (C) were used. A flame-retardant resin composition was obtained. The results of evaluation using the obtained composition are shown in Table 1.
【００２２】比較例１ 実施例１で使用した成分（Ａ）のエチレン−ブテン−１
共重合体樹脂４０重量％と、実施例１で使用した成分
（Ｂ）のキスマ５Ａ、６０重量％とを、実施例１と同様
にして、樹脂組成物を得た。得られた組成物を使用し評
価した結果を表１に示す。Comparative Example 1 Component (A) ethylene-butene-1 used in Example 1
A resin composition was obtained in the same manner as in Example 1 except that 40% by weight of the copolymer resin and 60% by weight of Kisuma 5A of the component (B) used in Example 1 were used. The results of evaluation using the obtained composition are shown in Table 1.
【００２３】比較例２ 実施例１で使用した成分（Ａ）のエチレン−ブテン−１
共重合体樹脂４０重量％と、実施例３で使用した成分
（Ｂ）のキスマ５Ｊ、６０重量％とを実施例１と同様に
して、樹脂組成物を得た。得られた組成物を使用し評価
した結果を表１に示す。Comparative Example 2 Component (A) ethylene-butene-1 used in Example 1
A resin composition was obtained in the same manner as in Example 1 except that 40% by weight of the copolymer resin and 5% of Kisuma 5J of component (B) used in Example 3 were used. The results of evaluation using the obtained composition are shown in Table 1.
【００２４】[0024]
【表１】 [Table 1]
Claims (2)
ｇ／１０分、密度が０．９１ｇ／cm 3 以下であり、示差
走査熱量計（ＤＳＣ）による最高融解ピーク温度が１０
０℃以上であり、かつＤＳＣによる１００℃以上の融解
熱量が１０ジュール／ｇ以上であるエチレン−α−オレ
フィン共重合体樹脂３０〜６０重量部、（Ｂ）表面処理
された水酸化マグネシウム７０〜４０重量部、及び
（Ｃ）炭素数８〜２０の脂肪酸の金属塩を、上記（Ｂ）
表面処理された水酸化マグネシウムに対して、０．６〜
３重量％含有することを特徴とする難燃性樹脂組成物。1. A melt flow rate of 0.2 to 50.
g / 10 minutes, density 0.91 g / cm 3Is less than
Maximum melting peak temperature of 10 by scanning calorimeter (DSC)
Melting above 0 ℃ and above 100 ℃ by DSC
Ethylene-α-ole having a calorific value of 10 joules / g or more
Fin copolymer resin 30 to 60 parts by weight, (B) surface treatment
70-40 parts by weight of magnesium hydroxide, and
(C) A metal salt of a fatty acid having 8 to 20 carbon atoms is added to the above (B).
0.6 to the surface-treated magnesium hydroxide
A flame-retardant resin composition containing 3% by weight.
が、ステアリン酸亜鉛及び／またはステアリン酸マグネ
シウムである請求項１記載の難燃性樹脂組成物。2. The flame-retardant resin composition according to claim 1, wherein the metal salt of a fatty acid having 8 to 20 carbon atoms (C) is zinc stearate and / or magnesium stearate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23785293A JP3267002B2 (en) | 1993-09-24 | 1993-09-24 | Flame retardant resin composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23785293A JP3267002B2 (en) | 1993-09-24 | 1993-09-24 | Flame retardant resin composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0790134A true JPH0790134A (en) | 1995-04-04 |
| JP3267002B2 JP3267002B2 (en) | 2002-03-18 |
Family
ID=17021371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23785293A Expired - Fee Related JP3267002B2 (en) | 1993-09-24 | 1993-09-24 | Flame retardant resin composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3267002B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1171484A (en) * | 1997-08-29 | 1999-03-16 | Kyowa Leather Cloth Co Ltd | Flame retardant resin composition and flame retardant wall covering |
-
1993
- 1993-09-24 JP JP23785293A patent/JP3267002B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1171484A (en) * | 1997-08-29 | 1999-03-16 | Kyowa Leather Cloth Co Ltd | Flame retardant resin composition and flame retardant wall covering |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3267002B2 (en) | 2002-03-18 |
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