JPH10101364A - Low melting point glass imparting function to suppress emission of smoke at time of burning to organic resin - Google Patents
Low melting point glass imparting function to suppress emission of smoke at time of burning to organic resinInfo
- Publication number
- JPH10101364A JPH10101364A JP25503596A JP25503596A JPH10101364A JP H10101364 A JPH10101364 A JP H10101364A JP 25503596 A JP25503596 A JP 25503596A JP 25503596 A JP25503596 A JP 25503596A JP H10101364 A JPH10101364 A JP H10101364A
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- JP
- Japan
- Prior art keywords
- resin
- glass
- mol
- zno
- smoke
- 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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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/16—Silica-free oxide glass compositions containing phosphorus
- C03C3/19—Silica-free oxide glass compositions containing phosphorus containing boron
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、塩化ビニル等の有
機樹脂を混練成形して作成した複合物に、加熱燃焼時の
発煙抑止機能を付与する非鉛系の低融点ガラスに関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lead-free low-melting glass which imparts a function of suppressing smoke emission during heating and burning to a composite formed by kneading and molding an organic resin such as vinyl chloride.
【０００２】[0002]
【従来の技術】低融点すなわち低ガラス転移点を示すガ
ラスとして鉛系のものがよく知られている。鉛化合物を
含まないガラスについては、低温封着用途や樹脂複合用
途を目的にしてリン酸と酸化亜鉛を含む組成のガラスが
開発されている。例えば、米国特許第４９４０６７７号
明細書、同第５０２１３６６号明細書、同第４９９６１
７２号明細書、同第５１２２４８４号明細書、同第５２
５２５２３号明細書、同第５２５６６０４号明細書に
は、Ｐ2 Ｏ5 、ＺｎＯ、Ｒ2 Ｏ（Ｒ：Ｌｉ、Ｎａ、Ｋ）
を基本とする組成の低融点ガラスが開示されている。2. Description of the Related Art Lead-based glass is well known as a glass having a low melting point, that is, a low glass transition point. With respect to glasses containing no lead compound, glasses having a composition containing phosphoric acid and zinc oxide have been developed for low-temperature sealing applications and resin composite applications. For example, U.S. Pat. Nos. 4,940,677, 5,021,366, and 4,9961,
No. 72, No. 5,122,484, No. 52
Nos. 52523 and 5256604 describe P 2 O 5 , ZnO, and R 2 O (R: Li, Na, K).
A low-melting glass having a composition based on is disclosed.
【０００３】また、米国特許第５２４６４８４号明細
書、同第５２８１５６０号明細書には、Ｐ2 Ｏ5 、Ｓｎ
Ｏ、ＺｎＯを基本とする組成の低融点ガラスが開示され
ている。一方、特開昭５１−１４６５１０号公報、特開
昭５２−１１２１１号公報、特開昭５２−１３３３１１
号公報、特開昭５２−１３３３１３号公報、特開平８−
１８３６３２には、低融点ガラス組成物として、Ｐ2 Ｏ
5 、ＺｎＯ、Ｒ2 Ｏ、Ｂ2 Ｏ3 からなるガラスが開示さ
れている。Further, US Pat. Nos. 5,246,484 and 5,281,560 disclose P 2 O 5 , Sn
A low-melting glass having a composition based on O and ZnO is disclosed. On the other hand, JP-A-51-146510, JP-A-52-11211, and JP-A-52-133311
JP-A-5-133313, JP-A-8-133313
No. 183632 includes P 2 O as a low-melting glass composition.
5 , a glass comprising ZnO, R 2 O and B 2 O 3 is disclosed.
【０００４】[0004]
【発明が解決しようとする課題】しかし、これらのガラ
スは、いずれも樹脂との成形体を加熱焼成した際の発煙
抑止性能、耐水性、ガラス作成時の成形性のすべてを充
分に満足するものではなかった。本発明は、無鉛低融点
のガラスであって、成形性が良好で、耐水性に優れ、か
つ、樹脂との成形体を加熱焼成した際の発煙抑止機能を
良好に発現するガラスを提供することを目的とする。However, all of these glasses sufficiently satisfy all of the smoke suppression performance, water resistance, and moldability at the time of glass production when a molded body with resin is heated and fired. Was not. The present invention provides a lead-free low-melting glass having good moldability, excellent water resistance, and a good smoke suppression function when a molded article made of resin is heated and fired. With the goal.
【０００５】[0005]
【課題を解決するための手段】本発明は、実質的にモル
表示で次の組成を有するとともに、３８０℃以下のガラ
ス転移点を有し、有機樹脂に燃焼時の発煙抑止機能を付
与する低融点ガラスを提供する。 Ｌｉ2 Ｏ＋Ｎａ2 Ｏ＋Ｋ2 Ｏ １８〜３０％、 ＺｎＯ １０〜５５％、 ＭｇＯ ０〜２０％、 ＺｎＯ＋ＭｇＯ ３０〜５５％、 Ｐ2 Ｏ5 １５〜３５％、 Ａｌ2 Ｏ3 １〜 ５％、 Ｂ2 Ｏ3 ８〜２０％、 ＳＯ3 １〜１３％。SUMMARY OF THE INVENTION The present invention relates to a low-molecular compound having a glass transition point of 380.degree. C. or less and having a function of suppressing smoke emission during combustion to an organic resin. Provide a melting point glass. Li 2 O + Na 2 O + K 2 O 18~30%, ZnO 10~55%, 0~20% MgO, ZnO + MgO 30~55%, P 2 O 5 15~35%, Al 2 O 3 1~ 5%, B 2 O 3 8~20%, SO 3 1~13 %.
【０００６】[0006]
【発明の実施の形態】本発明の低融点ガラスは、３８０
℃以下のガラス転移点を示す。特に、３７０℃以下のガ
ラス転移点を示すことが好ましい。BEST MODE FOR CARRYING OUT THE INVENTION The low melting glass of the present invention is 380
It shows a glass transition point of below ℃. In particular, it preferably has a glass transition point of 370 ° C. or lower.
【０００７】本発明の低融点ガラスは、有機樹脂に燃焼
時の発煙抑止機能を付与する。ここでいう有機樹脂と
は、１種以上の樹脂からなる、熱可塑性樹脂や熱硬化性
樹脂である。特に、塩素を含む樹脂に効果がある。例え
ば、塩化ビニル系樹脂、塩素化塩化ビニル系樹脂、塩素
化ポリエチレン系樹脂、ポリエピクロロヒドリン系樹
脂、塩化ビニリデン系樹脂、等があり、特に塩化ビニル
系樹脂に効果的である。[0007] The low melting point glass of the present invention imparts a function of suppressing smoke emission during combustion to an organic resin. The organic resin referred to here is a thermoplastic resin or a thermosetting resin composed of one or more resins. Particularly, it is effective for a resin containing chlorine. For example, there are a vinyl chloride resin, a chlorinated vinyl chloride resin, a chlorinated polyethylene resin, a polyepichlorohydrin resin, a vinylidene chloride resin, and the like, which is particularly effective for a vinyl chloride resin.
【０００８】塩化ビニル系樹脂には他の樹脂をブレンド
してもよい。ここでいう他の樹脂としては例えば、酢酸
ビニル系樹脂、エチレン−酢酸ビニル系樹脂、ＭＢＳ樹
脂（メチルメタクリレート−ブタジエン−スチレン共重
合体）、ＡＢＳ樹脂（アクリロニトリル−ブタジエン−
スチレン共重合体）、アクリル樹脂などがある。[0008] Other resins may be blended with the vinyl chloride resin. Examples of other resins referred to herein include vinyl acetate resin, ethylene-vinyl acetate resin, MBS resin (methyl methacrylate-butadiene-styrene copolymer), and ABS resin (acrylonitrile-butadiene-
(Styrene copolymer), acrylic resin and the like.
【０００９】この有機樹脂には安定剤、滑剤等の種々の
添加剤が配合されていてもよい。配合しうる添加剤とし
て、例えば、フタル酸エステルなどの可塑剤、ステアリ
ン酸誘導体などの滑剤、ヒンダードフェノール類などの
酸化防止剤、有機スズ化合物などの熱安定剤、ベンゾト
リアゾール系化合物などの紫外線吸収剤、顔料などの着
色剤、界面活性剤などの帯電防止剤、難燃剤、充填剤な
どがある。The organic resin may contain various additives such as a stabilizer and a lubricant. Examples of additives that can be blended include plasticizers such as phthalic acid esters, lubricants such as stearic acid derivatives, antioxidants such as hindered phenols, heat stabilizers such as organotin compounds, and ultraviolet light such as benzotriazole compounds. There are an absorbent, a coloring agent such as a pigment, an antistatic agent such as a surfactant, a flame retardant, a filler, and the like.
【００１０】次に、本発明の低融点ガラスの組成につい
て説明する。Ｌｉ2 Ｏ、Ｎａ2 Ｏ、Ｋ2 Ｏは、合計量が
１８〜３０モル％であることが必要である。Ｌｉ2 Ｏ、
Ｎａ2 Ｏ、Ｋ2 Ｏは、１種類のみを用いても２種類以上
混合して用いても支障ない。合計量が１８モル％未満で
はガラス転移点が高くなり、樹脂と混練後に加熱焼成し
た際のガラスの樹脂への被覆性が低下するため発煙抑止
性能が発現しにくくなる。合計量が３０モル％超ではガ
ラスの耐水性が低下するため不適当である。好ましくは
１９〜２８モル％である。Next, the composition of the low melting point glass of the present invention will be described. Li 2 O, Na 2 O, K 2 O , it is necessary that the total amount is 18 to 30 mol%. Li 2 O,
Na 2 O and K 2 O may be used alone or in combination of two or more. When the total amount is less than 18 mol%, the glass transition point becomes high, and the coating property of the glass on the resin when heated and baked after kneading with the resin is reduced, so that it is difficult to exhibit the smoke suppression performance. If the total amount is more than 30 mol%, the water resistance of the glass is lowered, which is not suitable. Preferably it is 19 to 28 mol%.
【００１１】ＺｎＯは、１０モル％未満ではガラスの耐
水性が不充分であり、５５モル％超ではガラス転移点が
上昇したりガラスの失透性が増大するため不適当であ
る。好ましくは１５〜４５モル％とされる。When ZnO is less than 10 mol%, the water resistance of the glass is insufficient, and when it exceeds 55 mol%, the glass transition point is increased and the devitrification of the glass is increased. Preferably, it is 15 to 45 mol%.
【００１２】ＭｇＯは必須ではないが、ＺｎＯと同様の
機能を持つため、２０モル％まで含有することができ
る。これを超えると、ガラス転移点が上昇する。好まし
くは０〜１８モル％とされる。Although MgO is not essential, it has the same function as ZnO, so that it can be contained up to 20 mol%. Above this, the glass transition point increases. Preferably it is 0 to 18 mol%.
【００１３】ＺｎＯ、ＭｇＯは、合計量が３０〜５５モ
ル％であることが必要である。ＺｎＯ、ＭｇＯは１種類
のみを用いても２種類混合して用いてもよい。合計量が
３０モル％未満では、ガラスの耐水性が充分でなく、５
５モル％超ではガラス転移点が上昇したりガラスの失透
性が増大するため不適当である。好ましくは３２〜５０
モル％である。The total amount of ZnO and MgO needs to be 30 to 55 mol%. ZnO and MgO may be used alone or as a mixture of two types. If the total amount is less than 30 mol%, the water resistance of the glass is not sufficient, and
If it exceeds 5 mol%, the glass transition point is increased and the devitrification of the glass is increased. Preferably 32 to 50
Mol%.
【００１４】Ｐ2 Ｏ5 は、１５モル％未満ではガラス化
し難くなり、３５モル％超では耐水性が低下するため不
適当である。好ましくは１８〜３０モル％である。If P 2 O 5 is less than 15 mol%, it is difficult to vitrify, and if it exceeds 35 mol%, the water resistance is lowered, so that it is not suitable. Preferably it is 18 to 30 mol%.
【００１５】Ａｌ2 Ｏ3 は、１モル％未満では耐水性が
低下し、５モル％超では溶解が困難で均質なガラスが得
られないため不適当である。好ましくは１〜３モル％で
ある。If Al 2 O 3 is less than 1 mol%, the water resistance is lowered, and if it exceeds 5 mol%, it is difficult to dissolve and a homogeneous glass cannot be obtained, so that Al 2 O 3 is not suitable. Preferably it is 1-3 mol%.
【００１６】Ｂ2 Ｏ3 は、８モル％未満では温度上昇に
対するガラスの粘性の低下が急激であり所望の形状に成
形し難く、２０モル％超ではガラス転移点が上昇し耐水
性も低下するため不適当である。好ましくは８〜１５モ
ル％である。If the content of B 2 O 3 is less than 8 mol%, the viscosity of the glass decreases sharply with a rise in temperature, and it is difficult to form the glass into a desired shape. If it exceeds 20 mol%, the glass transition point increases and the water resistance decreases. Therefore, it is inappropriate. Preferably it is 8 to 15 mol%.
【００１７】ＳＯ3 は樹脂との成形体を加熱焼成する際
の発煙抑止機能付与のために必須の成分であり、１〜１
３モル％含有する必要がある。１モル％未満では発煙抑
止機能が充分に発現されず、１３モル％超ではガラスの
耐水性が低下するため不適当である。好ましくは２〜１
２モル％である。SO 3 is an essential component for imparting a smoke-suppressing function at the time of heating and firing a molded article with a resin.
It is necessary to contain 3 mol%. If the amount is less than 1 mol%, the function of suppressing smoke emission is not sufficiently exhibited. Preferably 2 to 1
2 mol%.
【００１８】Ｌｉ2 Ｏ、Ｎａ2 Ｏ、Ｋ2 Ｏ成分の原料と
しては、Ｌｉ2 ＣＯ3 、Ｎａ2 ＣＯ3 、Ｋ2 ＣＯ3 など
の炭酸塩の他、水酸化物、硫酸塩、塩化物、リン酸塩化
合物などが使用できる。ＺｎＯ、ＭｇＯ成分の原料とし
ては、ＺｎＯ、ＭｇＯなどの酸化物の他、リン酸亜鉛な
どのリン酸塩や水酸化マグネシウムなどの水酸化物、硫
酸亜鉛などの硫酸塩が使用できる。The raw materials for the Li 2 O, Na 2 O and K 2 O components include carbonates such as Li 2 CO 3 , Na 2 CO 3 and K 2 CO 3, as well as hydroxides, sulfates and chlorides. , Phosphate compounds and the like can be used. As a raw material of the ZnO and MgO components, oxides such as ZnO and MgO, phosphates such as zinc phosphate, hydroxides such as magnesium hydroxide, and sulfates such as zinc sulfate can be used.
【００１９】Ｐ2 Ｏ5 成分の原料としては、正リン酸
（Ｈ3 ＰＯ4 ）やリン酸アンモニウムなどの他、アルカ
リ成分や亜鉛、アルミニウム成分との化合物の形で使用
してもよい。Ａｌ2 Ｏ3 成分の原料としては、酸化アル
ミニウム、水酸化アルミニウムなどが使用できる。As a raw material of the P 2 O 5 component, in addition to orthophosphoric acid (H 3 PO 4 ) and ammonium phosphate, it may be used in the form of a compound with an alkali component, zinc and an aluminum component. As a raw material of the Al 2 O 3 component, aluminum oxide, aluminum hydroxide and the like can be used.
【００２０】Ｂ2 Ｏ3 成分の原料としては、無水ホウ酸
（Ｂ2 Ｏ3 ）やホウ酸（Ｈ3 ＢＯ3）、ホウ砂（Ｎａ2
Ｂ4 Ｏ7 ・１０Ｈ2 Ｏ）などが使用できる。ＳＯ3 成分
の原料としては、例えば硫酸亜鉛などを使用できるが、
ガラス中にＳＯ3 を残存させることができれば、他の原
料、方法を用いてもよい。As raw materials for the B 2 O 3 component, boric anhydride (B 2 O 3 ), boric acid (H 3 BO 3 ), borax (Na 2
B 4 O 7 · 10H 2 O ) , etc. can be used. As a raw material for the SO 3 component, for example, zinc sulfate can be used.
Other raw materials and methods may be used as long as SO 3 can be left in the glass.
【００２１】本発明の低融点ガラスの製造手段として
は、特に制限がなく、例えば、原料を調合して得られ
た、原料粉体または濃厚な水溶液やスラリーを１００〜
４００℃で乾燥・仮焼した後、白金るつぼ中で８００〜
１２００℃で溶融する方法が好適である。このガラス融
液は、適宜公知の方法でファイバや粉末等の種々の形態
のガラスに成形できる。The means for producing the low-melting glass of the present invention is not particularly limited. For example, a raw material powder or a concentrated aqueous solution or slurry obtained by blending raw materials can be prepared in a range of 100 to 100%.
After drying and calcining at 400 ° C, 800 ~ in a platinum crucible
A method of melting at 1200 ° C. is preferred. This glass melt can be formed into various forms of glass such as fiber and powder by a known method as appropriate.
【００２２】本発明のガラスにおいては、本発明の効果
を損なわない範囲において上記以外の成分が存在してい
ても支障ない。例えばガラスの流動特性の調整や安定性
の調整のためにＣａＯ、ＳｒＯ、ＢａＯなどの酸化物を
加えてもよい。またＦｅＯ、Ｆｅ2 Ｏ3 、ＣｕＯ、Ｃｕ
2 Ｏなどの遷移金属酸化物を、発煙抑止機能の調整のた
めに加えてもよい。In the glass of the present invention, there is no problem even if components other than those described above are present as long as the effects of the present invention are not impaired. For example, an oxide such as CaO, SrO, or BaO may be added to adjust the flow characteristics and stability of the glass. FeO, Fe 2 O 3 , CuO, Cu
A transition metal oxide such as 2 O may be added to adjust the smoke suppression function.
【００２３】[0023]
【実施例】例１〜例４が実施例、例５〜例８が比較例で
ある。表１に示した組成のガラス４００ｇになるように
原料を調合、混合し、これを白金るつぼに入れて９００
℃で３０分溶融した後、ステンレス板上に流し出して板
状のガラスを成形した後、徐冷した。粉末ガラスの作製
では白金るつぼ中の融液をステンレスローラーに流し込
み、フレークを得た後、これをアルミナボールミルで約
９０分間、粉砕して得た。表１に得られたガラスの組成
をモル％表示で示した。EXAMPLES Examples 1 to 4 are Examples and Examples 5 to 8 are Comparative Examples. The raw materials were mixed and mixed so as to obtain 400 g of the glass having the composition shown in Table 1.
After melting at 30 ° C. for 30 minutes, the mixture was poured onto a stainless steel plate to form a plate-like glass, and then gradually cooled. In the production of powdered glass, the melt in a platinum crucible was poured into a stainless steel roller to obtain flakes, which were then ground by an alumina ball mill for about 90 minutes. Table 1 shows the composition of the obtained glass in terms of mol%.
【００２４】得られたガラスの物性を表１に併せて示し
た。ガラス転移点（Ｔg ）はＤＴＡにより測定した。耐
水性は、３０×３０×２ｍｍの板状のガラス試料を９０
℃の水中に２０時間浸漬した後の単位面積あたりの重量
減少量として測定した。５ｍｇ／ｃｍ2 未満を○、５ｍ
ｇ／ｃｍ2 以上１０ｍｇ／ｃｍ2 未満を△、１０ｍｇ／
ｃｍ2 以上を×で示した。また５０〜３００℃までの平
均線熱膨張係数（α）を、熱膨張計で測定した。The physical properties of the obtained glass are also shown in Table 1. The glass transition point (T g ) was measured by DTA. The water resistance of a 30 × 30 × 2 mm plate glass sample was 90
It was measured as the weight loss per unit area after immersion in water at 20 ° C. for 20 hours. Less than 5mg / cm 2 ○, 5m
g / cm 2 or more and less than 10 mg / cm 2 △
showed cm 2 or more ×. The average linear thermal expansion coefficient (α) from 50 to 300 ° C. was measured with a thermal dilatometer.
【００２５】さらに成形性を示す指標としてフローボタ
ン径を測定した。これは、１００メッシュ以下の粉末ガ
ラスを、体積で０．５ｃｃに相当する量を１／２インチ
（１２．８ｍｍ）の直径でプレス成形し、アルミナ基板
上にのせ、７００〜９００℃で熱処理したときにガラス
が軟化流動して得られたフローボタンの直径を測定する
ことによって粘性の温度変化を評価したものである。Further, the diameter of the flow button was measured as an index indicating the moldability. In this method, powder glass having a mesh size of 100 mesh or less is press-molded in an amount corresponding to 0.5 cc in volume with a diameter of 1/2 inch (12.8 mm), placed on an alumina substrate, and heat-treated at 700 to 900 ° C. The temperature change of the viscosity was evaluated by measuring the diameter of a flow button which was sometimes obtained by softening and flowing of glass.
【００２６】得られたガラスと塩化ビニル樹脂とを複合
した組成物の発煙特性を評価した結果を表１に示した。
塩化ビニル単独重合物からなる塩化ビニル樹脂（平均重
合度８００）５０重量％、各ガラス粉末５０重量％とか
らなる組成物を、１８０℃のロールで７分間混練後、プ
レスにより１８０℃、１００ｋｇ／ｃｍ2 の条件で成形
しテストピースを得た。これを小型バーナーで約８００
℃まで加熱した際の発煙抑止効果を肉眼で判定した。Table 1 shows the results of evaluating the smoke emission characteristics of the composition obtained by combining the obtained glass and a vinyl chloride resin.
A composition comprising 50% by weight of a vinyl chloride resin (average degree of polymerization 800) composed of a vinyl chloride homopolymer and 50% by weight of each glass powder was kneaded for 7 minutes with a roll at 180 ° C., and then pressed at 180 ° C. and 100 kg / kg. A test piece was obtained by molding under the condition of cm 2 . This is about 800 with a small burner
The smoke-suppressing effect when heated to ℃ was visually judged.
【００２７】またテストピースの耐水性を、５０℃の水
中に１０時間浸漬後の重量減少率を測定することで評価
した。その際、比較としてガラス粉末の代わりに、炭酸
カルシウムを同量、樹脂と混練成形したものの評価も行
った結果、重量減少率が０．１２ｗｔ％となったため、
これより小さければ、実用上問題ないとした。The water resistance of the test piece was evaluated by measuring the weight loss after immersion in water at 50 ° C. for 10 hours. At that time, as a comparison, instead of glass powder, the same amount of calcium carbonate was kneaded and molded with a resin, and the result was also evaluated. As a result, the weight reduction rate was 0.12 wt%.
If it is smaller than this, there is no practical problem.
【００２８】[0028]
【表１】 [Table 1]
【００２９】[0029]
【発明の効果】本発明からなる無鉛低融点ガラス組成物
は、充分な耐水性を維持しながら、塩化ビニル等の樹脂
と混練成形後、加熱焼成時に高い発煙抑止機能を付与さ
せることができる。The lead-free low-melting glass composition of the present invention can impart a high smoke suppression function when heated and fired after kneading and molding with a resin such as vinyl chloride while maintaining sufficient water resistance.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 本村 了 神奈川県横浜市神奈川区羽沢町1150番地 旭硝子株式会社中央研究所内 (72)発明者 杉浦 富弥 神奈川県横浜市神奈川区羽沢町1150番地 旭硝子株式会社中央研究所内 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Ryo Honmura 1150 Hazawa-machi, Kanagawa-ku, Yokohama-shi, Kanagawa Prefecture Inside the Central Research Laboratory Asahi Glass Co., Ltd. Central Research Laboratory
Claims (2)
もに、３８０℃以下のガラス転移点を有し、有機樹脂に
燃焼時の発煙抑止機能を付与する低融点ガラス。 Ｌｉ2 Ｏ＋Ｎａ2 Ｏ＋Ｋ2 Ｏ １８〜３０％、 ＺｎＯ １０〜５５％、 ＭｇＯ ０〜２０％、 ＺｎＯ＋ＭｇＯ ３０〜５５％、 Ｐ2 Ｏ5 １５〜３５％、 Ａｌ2 Ｏ3 １〜 ５％、 Ｂ2 Ｏ3 ８〜２０％、 ＳＯ3 １〜１３％。1. A low-melting glass having substantially the following composition in terms of mol, having a glass transition point of 380 ° C. or lower, and imparting a function of suppressing smoke emission during combustion to an organic resin. Li 2 O + Na 2 O + K 2 O 18~30%, ZnO 10~55%, 0~20% MgO, ZnO + MgO 30~55%, P 2 O 5 15~35%, Al 2 O 3 1~ 5%, B 2 O 3 8~20%, SO 3 1~13 %.
項１記載の有機樹脂に燃焼時の発煙抑止機能を付与する
低融点ガラス。2. The low-melting glass according to claim 1, wherein the glass has a glass transition point of 370 ° C. or lower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25503596A JP3772414B2 (en) | 1996-09-26 | 1996-09-26 | Low melting point glass that provides organic resin with smoke suppression function during combustion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25503596A JP3772414B2 (en) | 1996-09-26 | 1996-09-26 | Low melting point glass that provides organic resin with smoke suppression function during combustion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10101364A true JPH10101364A (en) | 1998-04-21 |
| JP3772414B2 JP3772414B2 (en) | 2006-05-10 |
Family
ID=17273273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25503596A Expired - Fee Related JP3772414B2 (en) | 1996-09-26 | 1996-09-26 | Low melting point glass that provides organic resin with smoke suppression function during combustion |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3772414B2 (en) |
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| WO2001044360A1 (en) * | 1999-12-15 | 2001-06-21 | Siemens Aktiengesellschaft | Glass/plastic compounds |
| WO2001044359A1 (en) * | 1999-12-15 | 2001-06-21 | Siemens Aktiengesellschaft | Component and method for the production thereof |
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| JP2001064524A (en) * | 1999-08-27 | 2001-03-13 | Asahi Glass Co Ltd | Water-resistant low-melting-point glass having flame retarding function and flame retarding resin composition |
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| US7709027B2 (en) | 2001-08-22 | 2010-05-04 | Schott Ag | Antimicrobial, anti-inflammatory, wound-healing glass powder and use thereof |
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| US6995204B2 (en) | 2003-02-03 | 2006-02-07 | Asahi Glass Company, Limited | Thermoplastic resin composition |
| JP2006518696A (en) * | 2003-02-25 | 2006-08-17 | ショット アクチエンゲゼルシャフト | Antimicrobial action sulfophosphate glass |
| WO2004076370A1 (en) * | 2003-02-25 | 2004-09-10 | Schott Ag | Antimicrobial sulfophosphate glass |
| US8080490B2 (en) | 2003-02-25 | 2011-12-20 | Schott Ag | Antimicrobial phosphate glass |
| EP1621575A1 (en) | 2004-07-27 | 2006-02-01 | Asahi Fiber Glass Company, Limited | Glass powder and resin composition comprising it |
| US7498283B2 (en) | 2004-07-27 | 2009-03-03 | Asahi Fiber Glass Company, Limited | Glass powder and resin composition comprising it |
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