JP3107249B2 - Polycarbonate resin composition with improved flame retardancy - Google Patents
Polycarbonate resin composition with improved flame retardancyInfo
- Publication number
- JP3107249B2 JP3107249B2 JP04037518A JP3751892A JP3107249B2 JP 3107249 B2 JP3107249 B2 JP 3107249B2 JP 04037518 A JP04037518 A JP 04037518A JP 3751892 A JP3751892 A JP 3751892A JP 3107249 B2 JP3107249 B2 JP 3107249B2
- Authority
- JP
- Japan
- Prior art keywords
- polycarbonate resin
- resin composition
- weight
- parts
- flame retardancy
- 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.)
- Expired - Fee Related
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
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、難燃性の改善されたポ
リカーボネート樹脂組成物に関し、詳しくは、レゾルシ
ンポリホスフェート化合物と無機酸の亜鉛塩とを添加す
ることにより、難燃性の改善されたポリカーボネート樹
脂組成物に関する。FIELD OF THE INVENTION The present invention relates to a port that has been improvement of flame-retardant
It relates polycarbonate resin composition, specifically, by adding the zinc salt of resorcinol polyphosphate compound and an inorganic acid to an improved polycarbonate tree <br/> fat composition flame retardant.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】ポリ塩
化ビニル樹脂、ポリオレフィン樹脂、スチレン樹脂、ポ
リカーボネート樹脂などの合成樹脂は優れた物理的性質
を有するため、自動車部品、電気用機器、室内装飾品、
建築材料、その他各種成型品など種々の用途に利用され
ている。しかしながら、これらの合成樹脂は可燃性であ
るため、用途によっては種々の法的規制を受け、難燃材
料に対しても高度の難燃性が要求されている。2. Description of the Related Art Synthetic resins such as polyvinyl chloride resin, polyolefin resin, styrene resin, and polycarbonate resin have excellent physical properties, so that they are used in automobile parts, electric equipment, and interior decoration products. ,
It is used for various purposes such as building materials and various molded products. However, since these synthetic resins are flammable, they are subject to various legal restrictions depending on the application, and high flame retardancy is required for flame retardant materials.
【０００３】かかる合成樹脂の難燃性の要求に対して
は、各種の多塩素化有機化合物、多臭素化有機化合物、
三酸化アンチモン、リン化合物などの難燃剤を添加する
方法などが提案されてきた。[0003] In response to the demand for flame retardancy of such synthetic resins, various polychlorinated organic compounds, polybrominated organic compounds,
A method of adding a flame retardant such as antimony trioxide and a phosphorus compound has been proposed.
【０００４】しかし含ハロゲン系難燃剤は高温に対して
不安定であり、分解しやすいために、含ハロゲン系難燃
剤を含む合成樹脂は加工時に着色する現象があらわれ、
特に高温加工時にその現象が著しい。However, halogen-containing flame retardants are unstable at high temperatures and are easily decomposed, so that synthetic resins containing halogen-containing flame retardants are colored during processing.
This phenomenon is particularly remarkable during high-temperature processing.
【０００５】また、リン化合物としては、芳香族ホスフ
ェート化合物（特公昭４８−３８７６８号公報）、ビス
フェノールＡ−ポリホスフェート、ハイドロキノンビス
ホスフェート化合物（特開昭５５−１１８９５７号公
報）レゾルシンポリホスフェート化合物（特公昭６３−
６５１０９号公報、特公平２−２５３８１号公報など）
が開示されている。しかしながら、これらのリン化合物
で合成樹脂の難燃化を可能ならしめるためには、比較的
多量の添加を必要とし、そのために熱変形温度が著しく
低下するばかりでなく、しばしば滴下現象をおこすなど
の欠点があった。The phosphorus compounds include aromatic phosphate compounds (JP-B-48-38768), bisphenol A-polyphosphate, hydroquinone bisphosphate compounds (JP-A-55-118957), and resorcinol-polyphosphate compounds (JP-A-55-118957). Kosho 63-
No. 65109, Japanese Patent Publication No. 2-25381, etc.)
Is disclosed. However, in order to make the synthetic resin flame-retardant with these phosphorus compounds, a relatively large amount of addition is required, which not only significantly lowers the heat distortion temperature but also often causes dripping phenomena. There were drawbacks.
【０００６】[0006]
【課題を解決するための手段】本発明者等は、上記現状
に鑑み、鋭意検討を重ねた結果、ある特定のレゾルシン
ポリホスフェート化合物と無機酸の亜鉛塩とをポリカー
ボネート樹脂に添加することにより、著しい難燃化効果
を発揮するとともに、滴下現象を起こさないポリカーボ
ネート樹脂組成物を見出し本発明に到達した。Means for Solving the Problems In view of the above situation, the present inventors have made intensive studies and as a result, have found that a specific resorcinol polyphosphate compound and a zinc salt of an inorganic acid can be used as a polycarbonate.
By adding the Boneto resin, thereby exhibiting a remarkable flame retarding effect, polycarbonates that do not cause dripping phenomenon
Nate resin compositions were found and arrived at the present invention.
【０００７】すなわち、本発明は、ポリカーボネート樹
脂１００重量部に、（ａ）次の〔化２〕（〔化１〕と同
じ）の一般式（Ｉ）で表されるレゾルシンポリホスフェ
ート化合物０．１〜３０重量部および（ｂ）無機酸の亜
鉛塩０．０１〜１５重量部を添加してなる、難燃性の改
善されたポリカーボネート樹脂組成物を提供するもので
ある。That is, the present invention relates to a method for preparing a resorcin polypolyamide represented by the following general formula (I) of (a) the following [formula 2] (the same as [formula 1]) in 100 parts by weight of a polycarbonate resin. An object of the present invention is to provide a polycarbonate resin composition having improved flame retardancy, comprising 0.1 to 30 parts by weight of a phosphate compound and 0.01 to 15 parts by weight of a zinc salt of an inorganic acid (b).
【０００８】[0008]
【化２】 （式中、Ｒは水素原子またはメチル基を示し、ｎは１〜
５を示す。）Embedded image (Wherein, R represents a hydrogen atom or a methyl group, and n is 1 to
5 is shown. )
【０００９】以下、本発明の難燃性の改善されたポリカ
ーボネート樹脂組成物について詳述する。The following is a description of the polycarbonate of the present invention having improved flame retardancy.
The carbonate resin composition will be described in detail.
【００１０】本発明のポリカーボネート樹脂組成物の
（ａ）成分である上記一般式（Ｉ）で表されるレゾルシ
ンポリホスフェート化合物の添加量は、ポリカーボネー
ト樹脂１００重量部に対して、０．１〜３０重量部、好
ましくは１〜１５重量部である。The amount of the resorcinol polyphosphate compound represented by the above general formula (I), which is the component (a) of the polycarbonate resin composition of the present invention, is determined by the amount of polycarbonate.
0.1 to 30 parts by weight, preferably 1 to 15 parts by weight, based on 100 parts by weight of the resin.
【００１１】また、本発明のポリカーボネート樹脂組成
物において、上記一般式（Ｉ）で表されるレゾルシンポ
リホスフェートと併用して添加される（ｂ）成分である
無機酸の亜鉛塩を構成する無機酸としては、たとえば、
硼酸、リン酸、オルソリン酸、ピロリン酸、スズ酸、ケ
イ酸、炭酸、ジルコン酸、モリブデン酸、タングステン
酸などがあげられ、とくに硼酸およびスズ酸の亜鉛塩が
好ましく用いられる。In the polycarbonate resin composition of the present invention, the inorganic acid constituting the zinc salt of the inorganic acid as the component (b) is added in combination with the resorcinol polyphosphate represented by the above general formula (I). For example,
Examples thereof include boric acid, phosphoric acid, orthophosphoric acid, pyrophosphoric acid, stannic acid, silicic acid, carbonic acid, zirconic acid, molybdic acid, and tungstic acid. Particularly, a zinc salt of boric acid and stannic acid is preferably used.
【００１２】上記無機酸の亜鉛塩としては、市販品をそ
のまま用いてもよいが、さらに粉砕して粒度を細かくし
たものを用いることが効果が大きく、好ましい。As the zinc salt of the inorganic acid, a commercially available zinc salt may be used as it is, but it is preferable to use a zinc salt which is further pulverized to a fine particle size because of its great effect.
【００１３】上記無機酸の亜鉛塩の添加量は、ポリカー
ボネート樹脂１００重量部に対して、０．０１〜１５重
量部、好ましくは１〜１０重量部である。[0013] The addition amount of the zinc salt of the inorganic acid, Porika
It is 0.01 to 15 parts by weight, preferably 1 to 10 parts by weight, based on 100 parts by weight of the carbonate resin.
【００１４】本発明のポリカーボネート樹脂組成物に
は、必要に応じてフェノール系、リン系、イオウ系など
の抗酸化剤、ベンゾフェノン系、ベンゾトリアゾール
系、サリシレート系、シアノアクリレート系の紫外線吸
収剤、ヒンダードアミン系光安定剤、重金属不活性化
剤、造核剤、滑剤などの樹脂改質剤、ハイドロタルサイ
ト、ゼオライトなどの耐熱性改善剤、他の難燃剤、充填
剤、着色剤、熱安定剤、可塑剤、帯電防止剤、防黴剤な
どを適宜添加してもよい。[0014] The polycarbonate resin composition of the present invention may contain, if necessary, an antioxidant such as a phenol-based, phosphorus-based, sulfur-based, benzophenone-based, benzotriazole-based, salicylate-based, cyanoacrylate-based ultraviolet absorber, and a hindered amine. Light stabilizers, heavy metal deactivators, nucleating agents, resin modifiers such as lubricants, heat resistance improvers such as hydrotalcite and zeolite, other flame retardants, fillers, coloring agents, heat stabilizers, A plasticizer, an antistatic agent, an antifungal agent and the like may be appropriately added.
【００１５】本発明の難燃性ポリカーボネート樹脂組成
物は、所定成分をミキシングロール、ニーダー、バンバ
リーミキサー、押出機、射出成型機など通常の方法で加
工できる。The flame-retardant polycarbonate resin composition of the present invention can be processed by a usual method such as a mixing roll, a kneader, a Banbury mixer, an extruder or an injection molding machine.
【００１６】本発明の難燃性ポリカーボネート樹脂組成
物は、前述したような種々の利点および特徴を兼備して
いるもので、さらに広範な用途が期待される。特に難燃
性にすぐれ、かつ燃焼滴下物のないことから、新たな用
途を提供し得るものである。The flame-retardant polycarbonate resin composition of the present invention has various advantages and features as described above, and is expected to be used in a wider range of applications. In particular, it can provide new uses because of its excellent flame retardancy and no burning drippings.
【００１７】[0017]
【実施例】以下、実施例により本発明のポリカーボネー
ト樹脂組成物を説明するが、本発明はこれらの実施例に
限定されるものではない。The polycarbonates of the present invention are described below by way of examples.
The resin composition will be described, but the present invention is not limited to these examples.
【００１８】〔実施例１〕 数平均分子量２５０００であるビスフェノールＡからの
ポリカーボネート樹脂９３重量部にフェニル・クレジル
・レゾルシン・ポリホスフェート（n=1.8)７重量部およ
び〔表１〕に記載の無機酸の亜鉛塩５重量部をドライブ
レンドした後、８０℃で６時間乾燥した。次いでシリン
ダー温度２２０℃、回転数２００ｒｐｍの二軸押出機を
用いてペレットにした後、射出成型機で試験片を作成し
た。EXAMPLE 1 7 parts by weight of phenyl cresyl resorcinol polyphosphate (n = 1.8) were added to 93 parts by weight of a polycarbonate resin from bisphenol A having a number average molecular weight of 25,000, and the inorganic acid described in Table 1 drive of the zinc salt 5 parts by weight
After blending, it was dried at 80 ° C. for 6 hours. Then Sirin
A twin screw extruder with a temperature of 220 ° C and a rotation speed of 200 rpm
After the pellets were used , test pieces were prepared using an injection molding machine.
【００１９】この試験片５枚を用いて、ＪＩＳ Ｋ−７
２０１に記載の試験法で酸素指数および取り出した後の
表面状態のブリードを観察した。その結果を下記〔表
１〕に示す。Using these five test pieces, JIS K-7
In the test method described in 201, the oxygen index and the bleeding of the surface state after removal were observed. The results are shown in the table below.
1 ].
【００２０】[0020]
【表１】 [Table 1]
【００２１】上記の実施例の結果から、本発明のポリカ
ーボネート樹脂組成物に用いられるレゾルシンポリホス
フェート化合物と無機酸の亜鉛塩との併用は、ポリカー
ボネート樹脂の難燃性を大きく改善することが明らかで
あり、それぞれ単独で使用した場合に比べてはるかに難
燃化効果を発揮するばかりでなく、表面状態もブリード
がほとんど発生しないことが明らかである。From the results of the above examples, it was found that the polycarbonate of the present invention
Combination with resorcinol polyphosphate compounds and zinc salts of inorganic acids used in Boneto resin composition, Porika
It is evident that the flame retardancy of the carbonate resin is greatly improved, and not only does it exhibit a far greater flame retardant effect than when used alone, it is also clear that the surface condition hardly causes bleeding. is there.
【００２２】[0022]
【発明の効果】本発明のポリカーボネート樹脂組成物
は、樹脂の難燃性を改善するばかりでなく、燃焼時の発
煙量を抑制し、しかも滴下物をも改善するものである。 Industrial Applicability The polycarbonate resin composition of the present invention not only improves the flame retardancy of the resin, but also suppresses the amount of smoke generated during combustion and also improves dripping.
フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ (Ｃ０８Ｋ 13/02 3:34 5:523） (Ｃ０８Ｋ 13/02 3:38 5:523） (58)調査した分野(Int.Cl.7，ＤＢ名) C08K 3/00 - 13/08 C08L 1/00 - 101/16 Continuation of the front page (51) Int.Cl. 7 identification code FI (C08K 13/02 3:34 5: 523) (C08K 13/02 3:38 5: 523) (58) Investigated field (Int.Cl. 7 , DB name) C08K 3/00-13/08 C08L 1/00-101/16
Claims (1)
（ａ）次の〔化１〕の一般式（Ｉ）で表されるレゾルシ
ンポリホスフェート化合物０．１〜３０重量部および
（ｂ）無機酸の亜鉛塩０．０１〜１５重量部を添加して
なる、難燃性の改善されたポリカーボネート樹脂組成
物。 【化１】 （式中、Ｒは水素原子またはメチル基を示し、ｎは１〜
５を示す。）(1) 100 parts by weight of a polycarbonate resin,
(A) 0.1 to 30 parts by weight of a resorcinol polyphosphate compound represented by the following general formula (I) and (b) 0.01 to 15 parts by weight of a zinc salt of an inorganic acid are added. A polycarbonate resin composition having improved flame retardancy. Embedded image (Wherein, R represents a hydrogen atom or a methyl group, and n is 1 to
5 is shown. )
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04037518A JP3107249B2 (en) | 1992-02-25 | 1992-02-25 | Polycarbonate resin composition with improved flame retardancy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04037518A JP3107249B2 (en) | 1992-02-25 | 1992-02-25 | Polycarbonate resin composition with improved flame retardancy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05230281A JPH05230281A (en) | 1993-09-07 |
| JP3107249B2 true JP3107249B2 (en) | 2000-11-06 |
Family
ID=12499763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04037518A Expired - Fee Related JP3107249B2 (en) | 1992-02-25 | 1992-02-25 | Polycarbonate resin composition with improved flame retardancy |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3107249B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8617715B2 (en) | 2003-12-06 | 2013-12-31 | Cpfilms Inc. | Fire retardant shades |
| US20090181242A1 (en) | 2008-01-11 | 2009-07-16 | Enniss James P | Exterior window film |
| US8999509B2 (en) | 2011-04-27 | 2015-04-07 | Cpfilms Inc. | Weather resistant exterior film composite |
-
1992
- 1992-02-25 JP JP04037518A patent/JP3107249B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05230281A (en) | 1993-09-07 |
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