JPS6369854A - Chlorine-containing resin composition - Google Patents

Chlorine-containing resin composition

Info

Publication number
JPS6369854A
JPS6369854A JP21451786A JP21451786A JPS6369854A JP S6369854 A JPS6369854 A JP S6369854A JP 21451786 A JP21451786 A JP 21451786A JP 21451786 A JP21451786 A JP 21451786A JP S6369854 A JPS6369854 A JP S6369854A
Authority
JP
Japan
Prior art keywords
chlorine
containing resin
resin composition
metal salt
alkyl
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
JP21451786A
Other languages
Japanese (ja)
Inventor
Suenori Nakashita
中下 末徳
Hideo Tsujimoto
英雄 辻本
Kazunari Hasegawa
長谷川 一成
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.)
Sakai Chemical Industry Co Ltd
Original Assignee
Sakai Chemical Industry Co 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 Sakai Chemical Industry Co Ltd filed Critical Sakai Chemical Industry Co Ltd
Priority to JP21451786A priority Critical patent/JPS6369854A/en
Publication of JPS6369854A publication Critical patent/JPS6369854A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:A chlorine-containing resin composition, obtained by containing at least one of a specific compound or a metal salt thereof in a chlorine-containing resin and having excellent ability to prevent coloring by heat. CONSTITUTION:A resin composition obtained by blending (A) 100pts.wt. chlorine- containing resin, e.g. copolymer of vinyl chloride with vinyl acetate, vinylidene chloride, etc., graft copolymer or blend, etc., with (B) 0.001-3pts.wt., preferably 0.01-0.5pt.wt. at least one of a compound expressed by formula I [R1 is H, alkyl or formula II (R<1> is alkyl, phenyl or substituted phenyl)] or a metal salt thereof, e.g. 4-methyoxy-2-carboxydibenzoylmethane, etc., and, as necessary, various additives.

Description

【発明の詳細な説明】 本発明は加工時の着色防止性に優れ・た塩素含有樹脂組
成物に関する。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a chlorine-containing resin composition that is excellent in preventing coloration during processing.

一般に塩素を含有する樹脂は熱に対する安定性に難があ
り、加熱成型加工を行なう際に、主として脱塩化水素に
起因する熱分解を起こしやすく、このため加工製品の色
調の悪化を生じ、著しい不利益をまねく恐れがある。か
かる不利益をさけるために、塩素含有樹脂の成型加工時
には、現在、金属石ケン、有機面リン酸エステル、エポ
キシ化合物、酸化防止剤、多価アルコール等が使用され
ており、更に特に着色を防止するために、デヒドロ酢酸
やジベンゾイルメタン、あるいはこれらの金属塩が併用
されることが多くなってきている。
In general, resins containing chlorine have poor stability against heat, and are susceptible to thermal decomposition mainly due to dehydrochlorination during hot molding, resulting in deterioration of the color tone of processed products and significant defects. There is a risk of losing profits. In order to avoid such disadvantages, metal soaps, organic phosphate esters, epoxy compounds, antioxidants, polyhydric alcohols, etc. are currently used during the molding process of chlorine-containing resins, and they are also used to prevent coloring. Therefore, dehydroacetic acid, dibenzoylmethane, or metal salts thereof are increasingly used in combination.

しかしながら、これらの化合物では未だに十分ではなく
、さらに効果的な着色防止剤の開発が熱望されていた。
However, these compounds are still not sufficient, and the development of even more effective anti-coloring agents has been eagerly awaited.

本発明者らは、かかる状況に鑑み研究を重ねた結果、熱
による着色に対する防止能が非常に優れた塩素含有樹脂
組成物を開発することに成功した。
As a result of repeated research in view of this situation, the present inventors succeeded in developing a chlorine-containing resin composition that has an extremely excellent ability to prevent discoloration caused by heat.

すなわち本発明は、塩素含有樹脂に一般式[I〕で表わ
される化合物またはその金属塩の少なくとも1種を含有
させることを特徴とする、塩素含有樹脂組成物を提供す
るものである。
That is, the present invention provides a chlorine-containing resin composition characterized in that the chlorine-containing resin contains at least one compound represented by the general formula [I] or a metal salt thereof.

を示腰R1はアルキル基、フェニル基、置換フェニル基
を示す。) 本発明の塩素含有樹脂とは、塩化ビニル単独重合体また
は塩化ビニルを主体とした樹脂等であって、例えば塩化
ビニルと、酢酸ビニル・塩化ビニリデン・エチレン・プ
ロピレン・           −・ウレタン樹脂1
7ア7°J+(7釈工大テ1し′ 等との共重合体やグラフト重合体、あるいはこれら樹脂
とのブレンド物等である。
R1 represents an alkyl group, a phenyl group, or a substituted phenyl group. ) The chlorine-containing resin of the present invention is a vinyl chloride homopolymer or a resin mainly composed of vinyl chloride, and includes, for example, vinyl chloride, vinyl acetate, vinylidene chloride, ethylene, propylene, urethane resin 1
These include copolymers and graft polymers with 7A7°J+ (7A7°J+), etc., and blends with these resins.

次に本発明で用いられる一般式〔I〕で表わされる化合
物またはその金属塩としては、例えば4−メ]・キシ−
2′−カルボキシジベンゾイルメタン(以下MCDBM
と略す)、MCDBM=亜鉛、MCDBM−カルシウム
、MCDBM−バリウム、MCDBM−マグネシウム、
MCDBM−ナトリウム、MCDBM−スズ、MCDB
M−リチウム、MCDBM−ストロンチウム、MCDB
M−アルミニウム、4−メトキシ−2′−カルボキシジ
ベンゾイルメチルメタン(以下MCDBMMと略す) 
、MCDBMM−亜鉛、MCDBMM−カルシウム、4
−メトキシ−2−一カルボキシジベンゾイルアセチルメ
タン、4−メトキシ−2−一カルボキシトリベンゾイル
メタン等が挙げられる。これらは単独あるいは併用して
もよく、塩素含有樹脂100重量部に対して通常0.0
01〜3重量部用いられ、−4= さらに好ましくは0.01〜0.5重量部用いられる。
Next, as the compound represented by the general formula [I] or the metal salt thereof used in the present invention, for example, 4-methoxy-
2'-carboxydibenzoylmethane (hereinafter referred to as MCDBM)
), MCDBM=zinc, MCDBM-calcium, MCDBM-barium, MCDBM-magnesium,
MCDBM-sodium, MCDBM-tin, MCDB
M-lithium, MCDBM-strontium, MCDB
M-aluminum, 4-methoxy-2'-carboxydibenzoylmethylmethane (hereinafter abbreviated as MCDBMM)
, MCDBMM-zinc, MCDBMM-calcium, 4
-methoxy-2-monocarboxydibenzoylacetylmethane, 4-methoxy-2-monocarboxytribenzoylmethane, and the like. These may be used alone or in combination, and are usually 0.0 parts by weight per 100 parts by weight of the chlorine-containing resin.
01 to 3 parts by weight are used, -4 = more preferably 0.01 to 0.5 parts by weight are used.

また本発明において、従来より塩素含有樹脂に使用され
ている可塑剤、エポキシ化合物、金属石ケン、充てん剤
、無機塩、顔料、難燃剤、強化剤、加工助剤、流滴剤、
滑剤、有機亜リン酸エステル、有機リン酸エステル、有
機リン酸金属塩、酸化防止剤、紫外線吸収剤、ヒンダー
ドアミン系等の耐光性改良剤、プレートアウト防止剤、
ブロッキング防止剤等を併用してもよいことはいうまで
もない。以下実施例により具体的に説明する。
In addition, in the present invention, plasticizers, epoxy compounds, metal soaps, fillers, inorganic salts, pigments, flame retardants, reinforcing agents, processing aids, droplet agents, which have been conventionally used in chlorine-containing resins,
Lubricants, organic phosphites, organic phosphate esters, organic phosphate metal salts, antioxidants, ultraviolet absorbers, hindered amine-based light resistance improvers, plate-out inhibitors,
It goes without saying that an anti-blocking agent or the like may be used in combination. This will be explained in detail below using examples.

実施例1 表1の配合物を180℃のロールにて5分間混練し、厚
さ0.3mmのシートを作成した。
Example 1 The formulation shown in Table 1 was kneaded for 5 minutes with a roll at 180°C to create a sheet with a thickness of 0.3 mm.

次いでこのシートを170℃で20分間プレス加工を行
ない、着色防止性を評価した。
Next, this sheet was pressed at 170° C. for 20 minutes to evaluate its anti-coloring properties.

実施例2 農ビ配合における効果をみるために、表2の配合物を実
施例1と同様に評価した。坤々L; 実施例3 PV(、−MBSポリマーブレンド系における効果をみ
るため、表3の配合物を実施例1と同様に評価した。
Example 2 The formulations shown in Table 2 were evaluated in the same manner as in Example 1 in order to see the effects in blending with agricultural vinyl. EXAMPLE 3 The formulations in Table 3 were evaluated in the same manner as in Example 1 to see their effectiveness in PV(,-MBS polymer blend systems).

−〇 −−〇 −

Claims (1)

【特許請求の範囲】 塩素含有樹脂に、一般式〔 I 〕で表わされる化合物ま
たは、その金属塩の少なくとも1種を含有させることを
特徴とする塩素含有樹脂組成物。 〔 I 〕▲数式、化学式、表等があります▼ (ただし、Rは水素、アルキル基、▲数式、化学式、表
等があります▼を示し、R^1はアルキル基、フェニル
基、置換フェニル基を示す。)
[Scope of Claims] A chlorine-containing resin composition characterized in that the chlorine-containing resin contains at least one compound represented by the general formula [I] or a metal salt thereof. [I] ▲There are mathematical formulas, chemical formulas, tables, etc.▼ (However, R is hydrogen, an alkyl group, ▲There are mathematical formulas, chemical formulas, tables, etc.▼, and R^1 is an alkyl group, phenyl group, substituted phenyl group. show.)
JP21451786A 1986-09-11 1986-09-11 Chlorine-containing resin composition Pending JPS6369854A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21451786A JPS6369854A (en) 1986-09-11 1986-09-11 Chlorine-containing resin composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21451786A JPS6369854A (en) 1986-09-11 1986-09-11 Chlorine-containing resin composition

Publications (1)

Publication Number Publication Date
JPS6369854A true JPS6369854A (en) 1988-03-29

Family

ID=16657030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21451786A Pending JPS6369854A (en) 1986-09-11 1986-09-11 Chlorine-containing resin composition

Country Status (1)

Country Link
JP (1) JPS6369854A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5328950A (en) * 1989-07-11 1994-07-12 Mitsui Toatsu Chemicals, Inc. Polypropylene resin compositions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5328950A (en) * 1989-07-11 1994-07-12 Mitsui Toatsu Chemicals, Inc. Polypropylene resin compositions

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