JPS61203149A - Composite resin composition - Google Patents
Composite resin compositionInfo
- Publication number
- JPS61203149A JPS61203149A JP4087885A JP4087885A JPS61203149A JP S61203149 A JPS61203149 A JP S61203149A JP 4087885 A JP4087885 A JP 4087885A JP 4087885 A JP4087885 A JP 4087885A JP S61203149 A JPS61203149 A JP S61203149A
- Authority
- JP
- Japan
- Prior art keywords
- density polyethylene
- weight
- low
- component
- ethylene
- 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
- 239000000203 mixture Substances 0.000 title claims abstract description 21
- 239000000805 composite resin Substances 0.000 title claims abstract description 10
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 15
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 15
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 8
- -1 polypropylene Polymers 0.000 claims abstract description 7
- 239000004743 Polypropylene Substances 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims abstract description 6
- 239000011347 resin Substances 0.000 claims abstract description 6
- 229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 5
- 239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 5
- 239000010445 mica Substances 0.000 claims abstract description 5
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 5
- 229920001155 polypropylene Polymers 0.000 claims abstract description 5
- 239000000454 talc Substances 0.000 claims abstract description 5
- 229910052623 talc Inorganic materials 0.000 claims abstract description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 4
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 4
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 8
- 239000011256 inorganic filler Substances 0.000 claims description 5
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 5
- 229920000459 Nitrile rubber Polymers 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 6
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 abstract description 6
- 239000005977 Ethylene Substances 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 5
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 abstract description 4
- 229920001577 copolymer Polymers 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 3
- 239000004711 α-olefin Substances 0.000 abstract description 3
- 239000005062 Polybutadiene Substances 0.000 abstract description 2
- 229920002857 polybutadiene Polymers 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract 3
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 5
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000011342 resin composition Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- 239000004636 vulcanized rubber Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- AFFLGGQVNFXPEV-UHFFFAOYSA-N 1-decene Chemical compound CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- WXCZUWHSJWOTRV-UHFFFAOYSA-N but-1-ene;ethene Chemical compound C=C.CCC=C WXCZUWHSJWOTRV-UHFFFAOYSA-N 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は複合樹脂組成物に関し、詳しくは耐熱性、耐薬
品性１機械的強度等に優れ、吸音性が大きく、成形性の
極めて良好な成形性の素材となる複合樹脂組成物に関す
る。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a composite resin composition, and more specifically, a composite resin composition that has excellent heat resistance, chemical resistance, mechanical strength, etc., high sound absorption, and extremely good moldability. The present invention relates to a composite resin composition that is a moldable material.
［従来の技術、発明が解決、しようとする問題点］パツ
キン材、プロテクター、ロール材等に使用される素材に
は■軟質であること、■反発弾性。[Prior art and problems to be solved or attempted by the invention] Materials used for packing materials, protectors, roll materials, etc. must be: - Soft, - Resilient.
吸音性が大さいこと、■耐薬品性、耐熱性等に優れてい
ること、ざらに■種々の加工方法（射出成形、押出成形
、プレス成形等）が可能であることが要求される。従来
、このような素材としては、加硫ゴムおよびスチレン系
、ゴム系、エステル系等の熱可塑性エラストマーが知ら
れている。It is required to have high sound absorption properties, (1) to have excellent chemical resistance, heat resistance, etc., and (2) to be able to be processed by various processing methods (injection molding, extrusion molding, press molding, etc.). Conventionally, vulcanized rubber and thermoplastic elastomers such as styrene-based, rubber-based, and ester-based elastomers have been known as such materials.
しかしながら、加硫ゴムは上記要求性状を満たしてはい
るが、加硫工程を必要とし、さらにプレス成形が中心で
あるため、生産性に劣るとともに後加工も必要であると
いう欠点がある。また、熱可塑性エラストマーは加工方
法として射出成形。However, although vulcanized rubber satisfies the above-mentioned required properties, it requires a vulcanization process, and furthermore, because it is mainly press-molded, it has the drawbacks of poor productivity and the need for post-processing. Additionally, thermoplastic elastomers are processed by injection molding.
押出成形等が可能であるが、上記要求性状のバランスが
充分なものではなかった。したがって、このように満足
すべき素材は未だ得られていない。Although extrusion molding is possible, the balance of the above-mentioned required properties is not sufficient. Therefore, such a satisfactory material has not yet been obtained.
［問題点を解決するための手段］
そこで、本発明者らは充分に上記要求性状を満たし、種
々の加工方法が適用可能な素材を開発すべく鋭意研究し
た結果、特定の組成物が目的を達成しうることを見い出
し、この知見に基づいて本発明を完成した。[Means for Solving the Problems] Therefore, the present inventors conducted intensive research to develop a material that satisfactorily satisfies the above-mentioned required properties and is applicable to various processing methods. We have discovered what can be achieved, and have completed the present invention based on this knowledge.
すなわち本発明は、（Ａ）ポリプロピレン系樹脂（以下
、（Ａ）成分という、）２０〜４０重量％。That is, in the present invention, (A) polypropylene resin (hereinafter referred to as (A) component) is 20 to 40% by weight.
（Ｂ）低密度ポリエチレンまたは低密度ポリエチレンと
エチレン−酢酸ビニル共重合体の混合物（以下、（Ｂ）
成分という、）１０〜３０重量％、（Ｃ）アクリロニト
リル−ブタジェンゴム（以下、（Ｃ）成分という、）１
０〜３０重量％および（Ｉｌｌ）無機充填材（以下、（
Ｄ）成分という、）２０〜４０重量％からなる複合樹脂
組成物である。(B) Low density polyethylene or a mixture of low density polyethylene and ethylene-vinyl acetate copolymer (hereinafter referred to as (B)
(hereinafter referred to as component (C)) 10 to 30% by weight, (C) acrylonitrile-butadiene rubber (hereinafter referred to as component (C)) 1
0 to 30% by weight and (Ill) inorganic filler (hereinafter, (
It is a composite resin composition consisting of 20 to 40% by weight of component D).
本発明において（Ａ）成分のポリプロピレン系樹脂とし
てはプロピレンホモポリマー、プロピレンとエチレンな
どの他の共重合成分とのブロックコポリマー、ランダム
コポリマーなどが挙げられる。（Ａ）成分のメルトイン
デックス（Ｍりは通常５〜１００ ｇ ／ １０分、好
ましくは１０〜７０ｇ７１０分のものが良い。In the present invention, examples of the polypropylene resin as component (A) include propylene homopolymers, block copolymers of propylene and other copolymer components such as ethylene, and random copolymers. The melt index (M) of component (A) is usually 5 to 100 g/10 minutes, preferably 10 to 70 g/10 minutes.
次に（Ｂ）成分は低密度ポリエチレンまたは低密度ポリ
エチレンとエチレン−酢酸ビニル共重合体の混合物であ
り、（Ｂ）成分において低密度ポリエチレンとしては密
度０．９１〜Ｏ，！３５ ｇ／ｃ脂３、好ましくは０．
９２〜０．９３ ｇ／ｃｍ３程度であッテ、８１１〜１
００ｇ７１０分、好ましくは５ｇ７１０分以上のもので
あれば良く、他に特に制限はない。Next, component (B) is low density polyethylene or a mixture of low density polyethylene and ethylene-vinyl acetate copolymer, and in component (B), low density polyethylene has a density of 0.91 to O,! 35 g/c fat 3, preferably 0.
Approximately 92 to 0.93 g/cm3, 811 to 1
There is no particular limitation as long as it is 00 g 710 minutes, preferably 5 g 710 minutes or more.
ここで、低密度ポリエチレンにはエチレンに他のα−オ
レフィン、例えばプロピレン、ブテン−１、ペンテン−
１，ヘキセンー１．４−メチルペンテン、オクテン−１
，ノネン−１などを中圧あるいは低圧にて共重合させた
共重合体、いわゆる直鎖状低密度ポリエチレンも含まれ
る。直鎖状低密度ポリエチレンは、いわゆるＬＬＩＩＰ
Ｅと称されるもので、エチレンと少量（０，２〜２０モ
ル％程度）の他のα−オレフィン、例えばプロピレン。Here, low density polyethylene contains ethylene and other α-olefins, such as propylene, butene-1, pentene-1, etc.
1, hexene-1,4-methylpentene, octene-1
, nonene-1, etc., copolymerized at medium or low pressure, so-called linear low-density polyethylene. Linear low density polyethylene is so-called LLIIP
ethylene and a small amount (about 0.2 to 20 mol%) of other α-olefins, such as propylene.
ブテン−１，ペンテン−１，ヘキセン−１，４−メチル
ペンテン−１，オクテン−１，デセン−１などを液相ま
たは気相にて従来の高密度ポリエチレン（ＨｎＰＥ）の
製造の際の条件と類似の条件下で共重合することにより
製造されるものである。この直鎖状低密度ポリエチレン
の密度は通常０．８１０〜０．９８０ ｇ／ｃ重３重度
程度のであり、鎖中の炭素原子１０００個中に１〜６０
個の短面肪族分岐を含有するものである。ざらにに■が
１〜１００ｇ／１０分、特に５ｇ／１０分以上のものが
好ましい。Butene-1, pentene-1, hexene-1,4-methylpentene-1, octene-1, decene-1, etc. are used in the liquid phase or gas phase under the conventional conditions for producing high-density polyethylene (HnPE). It is produced by copolymerization under similar conditions. The density of this linear low-density polyethylene is usually about 0.810 to 0.980 g/c, and 1 to 60 carbon atoms per 1000 carbon atoms in the chain.
It contains 3 short-face aliphatic branches. It is preferable that the roughness (■) is 1 to 100 g/10 minutes, particularly 5 g/10 minutes or more.
また、エチレン−酢酸ビニル共重合体としては酢酸ビニ
ル繰り返し単位の含宥量が１０〜５０重量％、好ましく
は２０〜４０重量％のものであり、諏！が１〜１００ｇ
７１０分、好ましくは５ｇ７１０分以上のものが良い。Further, the ethylene-vinyl acetate copolymer has a content of vinyl acetate repeating units of 10 to 50% by weight, preferably 20 to 40% by weight, and Su! is 1-100g
710 minutes, preferably 5g, 710 minutes or more.
（Ｂ） を分として低密度ポリエチレンとエチレン−酢
酸ビニル共重合体の混合物を使用する場合、両者の混合
割合は特に制限はないが、通常は低密度ポリエチレン：
エチレン−酢酸ビニル共重合体＝３０〜７０ ： ７０
〜３０、好ましくは４０〜６Ｑ ： ６０〜４０（モル
比）である。(B) When using a mixture of low density polyethylene and ethylene-vinyl acetate copolymer, there is no particular restriction on the mixing ratio of the two, but usually low density polyethylene:
Ethylene-vinyl acetate copolymer = 30-70: 70
-30, preferably 40-6Q:60-40 (molar ratio).
次に、（Ｃ） を分の７クリロニトリルーブタジエンゴ
ムとしては、特に制限なく種々のものが使用 。Next, as the crylonitrile-butadiene rubber (C), various rubbers can be used without particular limitation.
できるが１通常アクリロニトリル量が１０〜５０％、好
ましくは２０〜４０％程度のものが良い。However, the amount of acrylonitrile is usually 10 to 50%, preferably 20 to 40%.
さらに（Ｄ）成分の無機充填材としては種々のものが使
用でき、具体的には炭酸カルシウム、タルク、クレー、
マイカ、グラスファイバー、硫酸バリウム、酸化アルミ
ニウム、酸化鉄、酸化亜鉛などの金属酸化物、亜鉛、銅
、鉄、アルミニウムなどの金属粉、水酸化マグネシウム
、水酸化アルミニウムなどの金属水酸化物あるいはこれ
らの混合物が挙げられる。特に炭酸カルシウム、タルク
。Furthermore, various inorganic fillers can be used as component (D), specifically calcium carbonate, talc, clay,
Mica, glass fiber, barium sulfate, aluminum oxide, iron oxide, metal oxides such as zinc oxide, metal powders such as zinc, copper, iron, aluminum, etc., metal hydroxides such as magnesium hydroxide, aluminum hydroxide, or these Mixtures may be mentioned. Especially calcium carbonate and talc.
マイカ、硫酸バリウム、水酸化マグネシウムなどが好ま
しい、また、無機充填材の粒径については０．５〜３０
μ、好ましくは１〜２０ＩＬ程度のものが好適である。Mica, barium sulfate, magnesium hydroxide, etc. are preferable, and the particle size of the inorganic filler is 0.5 to 30.
μ, preferably about 1 to 20 IL, is suitable.
本発明の複合樹脂組成物は上記（Ａ）、（Ｂ）、（Ｃ）
および（Ｄ）成分を、（Ａ）成分２ｏ〜４ｏ重量％。The composite resin composition of the present invention includes the above (A), (B), and (C).
and component (D) in an amount of 20 to 40% by weight of component (A).
（Ｂ） ｍ分１０〜３０重量％、（Ｃ）成分１０〜３０
重量％、（Ｄ）成分２０〜４０重量％；好ましくは（Ａ
）成分２５〜３５重量％ 、（Ｂ）成分１５〜２０重量
％、（Ｃ）成分１５〜２５重量％、（Ｄ）成分２５〜３
５重量％の割合で配合、混練したものである。ここで、
（Ａ）成分が２０重量％未満であると、得られる組成物
は耐熱性に劣ったものとなり、４０重量％を超えると、
ロックウェル硬度が大きくなり、吸音性が小さくなる。(B) m content 10-30% by weight, (C) component 10-30%
% by weight, component (D) 20-40% by weight; preferably (A
) component 25-35% by weight, (B) component 15-20% by weight, (C) component 15-25% by weight, (D) component 25-3
It was blended and kneaded at a ratio of 5% by weight. here,
If component (A) is less than 20% by weight, the resulting composition will have poor heat resistance, and if it exceeds 40% by weight,
Rockwell hardness increases and sound absorption decreases.
（Ｂ）成分が１０重量％未満であると、組成物は同様に
ロックウェル硬度が大きくなり、吸音性が小さいものと
なり、３０重量％を超えると、摩擦係数、が小さいもの
となる。また、（Ｃ）成分が１０重量％未満であると、
組成物は耐薬品性が劣ったものとなり、３０重量％を超
えると、成形品としたときの分散性が不良となる。（Ｄ
）成分が２０重量％未満であると、同様に成形品の分散
性が不良となり、４０重量％を超えると、ロックウェル
硬度が大きくなり、吸音性に劣るものとなる。When component (B) is less than 10% by weight, the composition similarly has a high Rockwell hardness and low sound absorption, and when it exceeds 30% by weight, the coefficient of friction is low. In addition, if the component (C) is less than 10% by weight,
The composition will have poor chemical resistance, and if it exceeds 30% by weight, the dispersibility will be poor when molded. (D
) If the amount of the component is less than 20% by weight, the dispersibility of the molded product will be poor, and if it exceeds 40% by weight, the Rockwell hardness will increase and the sound absorption will be poor.
上記各成分の配合、混練は通常行なわれている方法によ
れば良い、一般に、バンバリーミキサ−２単軸押出機、
二軸押出機、ヘンシェルミキサ間、好ましくは１５〜２
０分間混線を行なえば良い、このようにして得られる複
合樹脂組成物は射出成形、押出成形、プレス成形等の種
々の成形方法にて容易に所望の形状に成形することがで
きる。The above-mentioned components may be blended and kneaded by a commonly used method, generally using a Banbury mixer 2 single-screw extruder,
Between twin screw extruders and Henschel mixers, preferably 15 to 2
The composite resin composition obtained in this manner can be easily molded into a desired shape by various molding methods such as injection molding, extrusion molding, and press molding.
［発明の効果］
本発明の複合樹脂組成物は、各成分の配合割合により硬
度を任意に変化させることができる。また、得られる成
形品は吸音性、摩擦係数９反発弾性等が大きく、打痕傷
がつきにくく、機械的強度も良好である。さらに、耐熱
性、耐薬品性も非常に優れている。しかも、本発明によ
れば、このような成形品を極めて生産性良く生産するこ
とができる。[Effects of the Invention] The hardness of the composite resin composition of the present invention can be arbitrarily changed by changing the blending ratio of each component. Furthermore, the molded product obtained has high sound absorption properties, high impact resilience with a friction coefficient of 9, etc., is resistant to dents, and has good mechanical strength. Furthermore, it has excellent heat resistance and chemical resistance. Moreover, according to the present invention, such molded products can be produced with extremely high productivity.
したがって１本発明の樹脂組成物はパツキン材、印字用
転写ロールなどのロール材、緩衝材。Therefore, the resin composition of the present invention can be used as packing materials, roll materials such as printing transfer rolls, and cushioning materials.
プロテクター、保護カバー等の素材として有用である。It is useful as a material for protectors, protective covers, etc.
次に、本発明を実施例により詳しく説明する。 Next, the present invention will be explained in detail with reference to examples.
実施例１〜２１および比較例１〜１１
第１表に示す各成分を所定量配合し、バンバリーミキサ
−にてＭ１表に示す条件にて混練した。Examples 1 to 21 and Comparative Examples 1 to 11 Predetermined amounts of each component shown in Table 1 were blended and kneaded in a Banbury mixer under the conditions shown in Table M1.
得られた樹脂組成物をペレット化した後、１０オについ
ての測定結果を第２表に示す。After the obtained resin composition was pelletized, the measurement results for 10 O were shown in Table 2.
１１−Ａ：ブロックポリプロピレン（密度０．９０１ｇ
／ｃｍ３゜Ｍｌ ３０ｇ／１０分）
Ｂ：ホモポリプロピレン（密度０．９０１ ｇ１ｃｍ
３、ＸＩ Ｌｏｇ／１０分）
続・・・ＬＬ［ｌＰＥ ：直鎖状低密度ポリエチレン（
密度０．９２４ｇ／ｃｍ３ 、 ［１２０ｇ ／ ｌ
０分のエチレン−ブテン１−共重合体、ブテン含有量８
．９重量％）ＬＤＰＥ ：低密度ポリエチレン（密度０
．９１８ ｇ／ｃ璽３、ＸＩ ２０ｇ／１０分）
ＥＶＡ ：エチレンー酢酸ビニル共重合体（酢酸ビニル
含有量４０重量％、Ｍｌ ２０ｇ／１０分）ＮＢＲ（
２）：アクリロニトリル含有量３４％（〃）
ＮＢＲ（３）：アクリロニトリル含有量２０％暑４・・
・タルク ：粒径 ５ル （浅田製粉（株）製）Ｃ
託０３：粒径 ３ｕ （金子鉱業（株）製）マイ
カ ：粒径 １０ＩＬ （クラリ（株）製）Ｋｇ（Ｏ
Ｈ）２：粒径 ｌＩＬ （協和化学（株）製）Ｚｎ
粉 ：粒径 ３１Ｌ （堺化学（株）製）オド
・・ＪＩＳ Ｋ ７２０２に準拠
本２・・・１／２インチポンチ（重量１６ｇ）を高さ１
０層より落下させ、騒音計（リオン（株）製、ＨＡ−２
０）にて発生音を測定
暑３・・・ボールペンの先で約５００ｇの力にて押し込
んだ際の傷の回復性を目視にて判定
０：傷跡が残らない
° Δ：若干残るが自然に回復
°×：永久に残る
攻４・・・新車科学機器製、表面性測定機にて静摩擦係
数を測定
富５・・・１３０℃のオーブン中に３０分間保持し、変
形を目視にて判断
０：変形なし
Δ：若干ねじれ発生
×：ねじれ１反り発生11-A: Block polypropylene (density 0.901g
/cm3゜Ml 30g/10min) B: Homopolypropylene (density 0.901 g1cm
3.
Density 0.924g/cm3, [120g/l
0 min ethylene-butene 1-copolymer, butene content 8
．． 9% by weight) LDPE: Low density polyethylene (density 0
．． EVA: Ethylene-vinyl acetate copolymer (vinyl acetate content 40% by weight, Ml 20g/10min) NBR (
2): Acrylonitrile content 34% (〃) NBR (3): Acrylonitrile content 20% Hot 4...
・Talc: Particle size 5L (manufactured by Asada Seifun Co., Ltd.) C
Commitment 03: Particle size 3u (manufactured by Kaneko Mining Co., Ltd.) Mica: Particle size 10IL (manufactured by Kurari Co., Ltd.) Kg (O
H)2: Particle size lIL (manufactured by Kyowa Chemical Co., Ltd.) Zn
Powder: Particle size 31L (manufactured by Sakai Chemical Co., Ltd.) Odo... Based on JIS K 7202 Book 2... 1/2 inch punch (weight 16 g) height 1
It was dropped from the 0th layer, and a sound level meter (manufactured by Rion Co., Ltd., HA-2) was used.
Measure the sound generated at 0) Heat 3... Visually judge the recovery of the scratch when pressed with the tip of a ballpoint pen with a force of about 500g 0: No scar remains ° Δ: Slightly remains, but naturally Recovery °×: Permanently remaining attack 4...Measure the static friction coefficient with a surface quality measuring machine made by Shinsha Scientific Instruments.Tenness 5...Hold in an oven at 130℃ for 30 minutes and visually judge 0 for deformation. : No deformation Δ: Slight twisting ×: Torsion 1 warpage
Claims (3)
（Ｂ）低密度ポリエチレンまたは低密度ポリエチレンと
エチレン−酢酸ビニル共重合体の混合物１０〜３０重量
％、（Ｃ）アクリロニトリル−ブタジエンゴム１０〜３
０重量％および（Ｄ）無機充填材２０〜４０重量％から
なる複合樹脂組成物。(1) (A) 20 to 40% by weight of polypropylene resin,
(B) 10 to 30% by weight of low density polyethylene or a mixture of low density polyethylene and ethylene-vinyl acetate copolymer, (C) 10 to 3% by weight of acrylonitrile-butadiene rubber
A composite resin composition comprising 0% by weight and (D) 20 to 40% by weight of an inorganic filler.
チレンである特許請求の範囲第１項記載の組成物。(2) The composition according to claim 1, wherein the low-density polyethylene (B) is linear low-density polyethylene.
イカ、水酸化マグネシウムあるいは亜鉛粉末である特許
請求の範囲第１項記載の組成物。(3) The composition according to claim 1, wherein the inorganic filler (D) is talc, calcium carbonate, mica, magnesium hydroxide, or zinc powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4087885A JPS61203149A (en) | 1985-03-01 | 1985-03-01 | Composite resin composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4087885A JPS61203149A (en) | 1985-03-01 | 1985-03-01 | Composite resin composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61203149A true JPS61203149A (en) | 1986-09-09 |
| JPH0126617B2 JPH0126617B2 (en) | 1989-05-24 |
Family
ID=12592767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4087885A Granted JPS61203149A (en) | 1985-03-01 | 1985-03-01 | Composite resin composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61203149A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62295938A (en) * | 1986-06-13 | 1987-12-23 | Mitsubishi Cable Ind Ltd | Flame-retardant composition |
| JPS63132964A (en) * | 1986-09-30 | 1988-06-04 | ユニオン・カーバイド・コーポレーシヨン | Preparation of blend of non-compatible hydrocarbon polymer |
| US6329464B1 (en) * | 1997-04-23 | 2001-12-11 | E.I. Du Pont De Nemours And Company | Flexible thermoplastic polyolefin compositions |
| KR100427245B1 (en) * | 2001-05-07 | 2004-04-17 | 현대자동차주식회사 | Anti-friction noise film |
| KR100745943B1 (en) * | 2001-06-29 | 2007-08-02 | 삼성토탈 주식회사 | Polypropylene-based resinous composition for large-size speaker cabinet |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56122849A (en) * | 1980-03-04 | 1981-09-26 | Showa Denko Kk | Polypropylene composition |
-
1985
- 1985-03-01 JP JP4087885A patent/JPS61203149A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56122849A (en) * | 1980-03-04 | 1981-09-26 | Showa Denko Kk | Polypropylene composition |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62295938A (en) * | 1986-06-13 | 1987-12-23 | Mitsubishi Cable Ind Ltd | Flame-retardant composition |
| JPS63132964A (en) * | 1986-09-30 | 1988-06-04 | ユニオン・カーバイド・コーポレーシヨン | Preparation of blend of non-compatible hydrocarbon polymer |
| US6329464B1 (en) * | 1997-04-23 | 2001-12-11 | E.I. Du Pont De Nemours And Company | Flexible thermoplastic polyolefin compositions |
| KR100427245B1 (en) * | 2001-05-07 | 2004-04-17 | 현대자동차주식회사 | Anti-friction noise film |
| KR100745943B1 (en) * | 2001-06-29 | 2007-08-02 | 삼성토탈 주식회사 | Polypropylene-based resinous composition for large-size speaker cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0126617B2 (en) | 1989-05-24 |
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