JPS5832172B2 - Mukikago Butsugan Yujiyushiyuseidantsuzaino Seizouhou - Google Patents
Mukikago Butsugan Yujiyushiyuseidantsuzaino SeizouhouInfo
- Publication number
- JPS5832172B2 JPS5832172B2 JP6046374A JP6046374A JPS5832172B2 JP S5832172 B2 JPS5832172 B2 JP S5832172B2 JP 6046374 A JP6046374 A JP 6046374A JP 6046374 A JP6046374 A JP 6046374A JP S5832172 B2 JPS5832172 B2 JP S5832172B2
- Authority
- JP
- Japan
- Prior art keywords
- resin
- boric acid
- yujiyushiyuseidantsuzaino
- seizouhou
- mukikago
- 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
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Description
【発明の詳細な説明】
本発明は不燃性、耐火性などの性質を有する軽量材とし
て有効な無機化合物含有合成樹脂製耐火材に関するもの
である。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a fireproof material made of synthetic resin containing an inorganic compound and effective as a lightweight material having properties such as nonflammability and fire resistance.
その目的は外部の高温に対して、自己相互反応により、
耐火性の層を形成せこめる軽量不燃性建築用材の製造法
を提供せんとするものである。Its purpose is to respond to external high temperatures by self-interaction,
It is an object of the present invention to provide a method for producing a lightweight, non-combustible building material that forms a fire-resistant layer.
従来断熱材として硅酸塩類を主成分として、これに合成
樹脂を加えた発泡成形体を作る事はすでに多くの研究が
なされている。Much research has already been done into making foamed molded bodies that are made of silicates as a main component and synthetic resins added thereto as a conventional heat insulating material.
即ち硅酸塩類そのものは極めて脆弱で且つ耐火性が良く
ない関係で汎用性がない。That is, silicates themselves are extremely fragile and have poor fire resistance, so they are not versatile.
またこれらの硅酸塩類と樹脂を混合する事によって硅酸
塩と樹脂との両者の結合によって固形化した軽量建材が
製造されてもいる。Furthermore, by mixing these silicates and resins, lightweight building materials that are solidified by the combination of the silicates and the resins are also produced.
しかしながら珪酸塩単体に比べて、かかる樹脂混合物は
各種の物性に於いて極めて優れていることは事実である
が、いまだ充分な耐熱性、耐火性を得る事が出来ないの
が現状である。However, although it is true that such resin mixtures are extremely superior in various physical properties compared to silicate alone, the current situation is that it is still not possible to obtain sufficient heat resistance and fire resistance.
これらの欠陥を解決するために本発明に於いては、含水
ホウ酸と炭酸カルシウム及び水酸化カルシウムにより、
ガラス様のカルシウム塩の断熱層を形成せしめこれを樹
脂中に存在せしめる事によって当該合成樹脂に耐火性、
不燃性を持たせ、組成物相互の強い結合効果により、樹
脂及びその無機物各単独では到底見られない独特の効果
を発揮せしめるに到ったものである。In order to solve these defects, in the present invention, using hydrated boric acid, calcium carbonate, and calcium hydroxide,
By forming a heat insulating layer of glass-like calcium salt and making it exist in the resin, the synthetic resin has fire resistance,
Due to the nonflammability and strong bonding effect between the compositions, the resin and its inorganic substances have been able to exhibit unique effects that cannot be seen alone.
しかしてその要旨とするところは、合成樹脂に含水ホウ
酸と炭酸カルシウム及び水酸化カルシウムの粒状物及び
粉末状物を加えてこれを混練し、該混練した混合物を未
焼成々形させることにある。The gist of this method is to add hydrated boric acid, calcium carbonate, and calcium hydroxide granules and powders to a synthetic resin, knead them, and then form the kneaded mixture into an unfired shape. .
以下本発明について詳細に説明する。The present invention will be explained in detail below.
本発明に係る含水ホウ酸としてはH2S2O8・10H
20の10結晶水を含有するもの及びH2S2O8・5
H2゜の5結晶水を含有する化合物をいう。As the hydrous boric acid according to the present invention, H2S2O8.10H
10 of 20 containing water of crystallization and H2S2O8.5
It refers to a compound containing 5 water of crystallization of H2°.
又合成樹脂としては熱可塑性合成樹脂及び熱硬化性樹脂
のいずれをも含み、前者としては酢酸ビニル樹脂、アク
リル樹脂、ポリビニルアルコール樹脂、スチロール樹脂
、ポリエチレン、ポリプロピレン、ポリアミドなどをい
う。The synthetic resin includes both thermoplastic synthetic resins and thermosetting resins, and the former includes vinyl acetate resin, acrylic resin, polyvinyl alcohol resin, styrene resin, polyethylene, polypropylene, polyamide, and the like.
後者としては、メラミン樹脂、尿素樹脂、フェノール樹
脂、エポキシ樹脂、ケイ素樹脂、ポリウレタン樹脂等を
いう。The latter includes melamine resin, urea resin, phenol resin, epoxy resin, silicone resin, polyurethane resin, and the like.
以上のように本発明は含水ホウ酸と炭酸カルシウム、水
酸化カルシウムに合成樹脂との相線混合を必須の条件と
する。As described above, the present invention requires phase line mixing of hydrous boric acid, calcium carbonate, calcium hydroxide, and synthetic resin.
その反応機構は、該無機化合物を合成樹脂中に配合した
時には、安定した混合物の状態で存在するか、350℃
〜450 °Cに加熱された場合には、以下の如くにな
り、
と解離して耐熱効果を発揮する。The reaction mechanism is that when the inorganic compound is blended into a synthetic resin, it exists in a stable mixture state or
When heated to ~450°C, it dissociates as shown below and exhibits a heat-resistant effect.
上記反応式に示すが如く、高温に加熱されることによっ
て、含水ホウ酸中の結晶水は分離蒸発し、同時に生成す
る炭酸ガスと共に発泡効果を助長する。As shown in the above reaction formula, by heating to a high temperature, the water of crystallization in the hydrous boric acid is separated and evaporated, and together with the carbon dioxide gas produced at the same time, the foaming effect is promoted.
又反応生成した塩基性ホウ酸カルシウムは針状結晶性の
物質でこれにより耐火性断熱層が形成されるものである
。The basic calcium borate produced by the reaction is a needle-like crystalline substance that forms a fire-resistant heat insulating layer.
即ち本発明に係る混合未焼成体を例えば建材用として使
用した場合に、一旦外部より熱が加わった場合には、樹
脂中にホウ酸カルシウム塩の結晶層が形成され、樹脂単
体では全く見られない耐熱性樹脂を作るものである。That is, when the mixed green body according to the present invention is used, for example, as a building material, and once heat is applied from the outside, a crystalline layer of calcium borate salt is formed in the resin, which cannot be seen at all in the resin alone. It is used to make heat-resistant resin.
このようにして本発明は無機化合物、特に炭酸カルシウ
ムと水酸化カルシウムと合成樹脂との両者の組成物によ
って製造された混合体は不燃性、耐熱性に優れ、且つ保
温性を具備する軽量材、就中、塗布材、ライニング材と
して安価に提供し得るものである。In this way, the present invention provides that a mixture produced from an inorganic compound, particularly a composition of calcium carbonate, calcium hydroxide, and a synthetic resin, is a lightweight material that is nonflammable, has excellent heat resistance, and has heat retention properties. In particular, it can be provided at low cost as a coating material or lining material.
以下に実施例について本発明の軽量耐火材の製造につい
て説明する。The production of the lightweight refractory material of the present invention will be described below with reference to Examples.
実施例 1
炭酸カルシウム 30重量部水酸化カル
シウム 30重量部含水ホウ酸
60重量部アクリル樹脂 1
20重量部以上の割合にて炭酸カルシウムと水酸化カル
シウム及び含水ホウ酸粉粒状物をミキサーで均一に混合
し、この混合物にアクリル樹脂を完全に混合し、約14
0°Cの温度で乾燥硬化さセる。Example 1 Calcium carbonate 30 parts by weight Calcium hydroxide 30 parts by weight Hydrous boric acid
60 parts by weight acrylic resin 1
Calcium carbonate, calcium hydroxide, and hydrated boric acid powder granules are uniformly mixed in a mixer at a ratio of 20 parts by weight or more, and the acrylic resin is completely mixed with this mixture.
Dry and cure at a temperature of 0°C.
かようにして得られた成形板は非常に軽く、かさ比重は
0.75であり、外部からの高温、即ち700℃以上の
高温に対して結晶性断熱層を形成し、高温に耐えること
が出来るのである。The molded plate thus obtained is extremely light, with a bulk specific gravity of 0.75, and forms a crystalline heat insulating layer against external high temperatures, that is, high temperatures of 700°C or higher, and can withstand high temperatures. It can be done.
即ち、ガス炎により着火するも、ガス炎を遠ざけると直
に自己消火した。That is, although it was ignited by the gas flame, it self-extinguished as soon as the gas flame was moved away.
実施例 2
炭酸カルシウム 30重量部水酸化カル
シウム 30重量部含水ホウ酸
30重量部ポリウレタン樹脂
90重量部以上の割合に炭酸カルシウムと水酸化カルシ
ウムと含水ホウ酸とを均一にミキサーで混合した混合物
にポリウレタン樹脂を配合混合し、完全に均一化させる
。Example 2 Calcium carbonate 30 parts by weight Calcium hydroxide 30 parts by weight Hydrous boric acid
30 parts by weight polyurethane resin
A polyurethane resin is mixed into a mixture of calcium carbonate, calcium hydroxide, and hydrated boric acid uniformly mixed in a mixer in a ratio of 90 parts by weight or more, and the mixture is completely homogenized.
次いで該混合物を120℃で板状に成形したところかさ
比重0.79の軽量成形体を得た。Next, the mixture was molded into a plate shape at 120°C to obtain a lightweight molded product with a bulk specific gravity of 0.79.
又、耐炎性についても実施例1と同様の効果が得られた
。Furthermore, the same effects as in Example 1 were obtained regarding flame resistance.
以上の如くにして製造された成形板の合成樹脂が熱可塑
性の場合には完全なる不燃性の性質を示し、熱硬化性樹
脂の場合には外部から熱が与えられたときに初めて不燃
性を示すものである。If the synthetic resin of the molded plate manufactured as described above is thermoplastic, it exhibits completely non-flammable properties, while in the case of thermosetting resin, it becomes non-flammable only when heat is applied from the outside. It shows.
即ち外部から熱が与えられたとき、この成型体は混合体
中の相互化学反応によって、前記の如き強固な断熱層を
形成するものである。That is, when heat is applied from the outside, this molded body forms a strong heat insulating layer as described above due to mutual chemical reactions in the mixture.
いずれにしても不燃建材として最適であり、しかも従来
の不燃化建材には見られない特性、即ち極めて軽量で耐
火性、保温性、断熱性の優れた建材用不燃材として実に
広範囲の用途が期待し得られるものである。In any case, it is ideal as a noncombustible building material, and it has properties not found in conventional noncombustible building materials, namely, it is extremely lightweight and has excellent fire resistance, heat retention, and insulation properties, so it is expected to have a wide range of applications as a noncombustible material for building materials. It is possible to do so.
Claims (1)
カルシウムの粉末状化合物とを配合して混練し、該混練
した混合物を未焼成々形させることを特徴とする無機化
合物含有樹脂製断熱材の製造法。1. Production of an inorganic compound-containing resin heat insulating material, which is characterized by blending and kneading hydrated boric acid and powdered compounds of calcium carbonate and calcium hydroxide with a synthetic resin, and forming the kneaded mixture into an unfired shape. Law.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6046374A JPS5832172B2 (en) | 1974-05-28 | 1974-05-28 | Mukikago Butsugan Yujiyushiyuseidantsuzaino Seizouhou |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6046374A JPS5832172B2 (en) | 1974-05-28 | 1974-05-28 | Mukikago Butsugan Yujiyushiyuseidantsuzaino Seizouhou |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS50151278A JPS50151278A (en) | 1975-12-04 |
JPS5832172B2 true JPS5832172B2 (en) | 1983-07-11 |
Family
ID=13142978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6046374A Expired JPS5832172B2 (en) | 1974-05-28 | 1974-05-28 | Mukikago Butsugan Yujiyushiyuseidantsuzaino Seizouhou |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5832172B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60135661A (en) * | 1983-12-21 | 1985-07-19 | Ngk Spark Plug Co Ltd | Fuel injection device equipped with solenoid for controlling opening and closing of valve |
JPS6136504U (en) * | 1984-08-09 | 1986-03-06 | 国産電機株式会社 | throttle sensor |
JPS6360905U (en) * | 1986-10-07 | 1988-04-22 | ||
JPH0143510Y2 (en) * | 1983-05-27 | 1989-12-18 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5632363A (en) * | 1979-08-17 | 1981-04-01 | Kuraray Co | Manufacture of fireproof boarddlike construction material |
-
1974
- 1974-05-28 JP JP6046374A patent/JPS5832172B2/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0143510Y2 (en) * | 1983-05-27 | 1989-12-18 | ||
JPS60135661A (en) * | 1983-12-21 | 1985-07-19 | Ngk Spark Plug Co Ltd | Fuel injection device equipped with solenoid for controlling opening and closing of valve |
JPS6136504U (en) * | 1984-08-09 | 1986-03-06 | 国産電機株式会社 | throttle sensor |
JPS6360905U (en) * | 1986-10-07 | 1988-04-22 |
Also Published As
Publication number | Publication date |
---|---|
JPS50151278A (en) | 1975-12-04 |
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