JPH04179542A - Heat insulating material - Google Patents
Heat insulating materialInfo
- Publication number
- JPH04179542A JPH04179542A JP2305951A JP30595190A JPH04179542A JP H04179542 A JPH04179542 A JP H04179542A JP 2305951 A JP2305951 A JP 2305951A JP 30595190 A JP30595190 A JP 30595190A JP H04179542 A JPH04179542 A JP H04179542A
- Authority
- JP
- Japan
- Prior art keywords
- film
- heat insulating
- insulating material
- resin
- composite film
- 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
Links
- 239000011810 insulating material Substances 0.000 title claims abstract description 30
- 239000004698 Polyethylene Substances 0.000 claims abstract description 29
- 229920000573 polyethylene Polymers 0.000 claims abstract description 26
- 239000002131 composite material Substances 0.000 claims abstract description 23
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 17
- -1 polyethylene Polymers 0.000 claims abstract description 13
- 239000000839 emulsion Substances 0.000 claims abstract description 7
- 239000012784 inorganic fiber Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 5
- 239000011230 binding agent Substances 0.000 abstract description 4
- 239000000835 fiber Substances 0.000 abstract description 4
- 239000005011 phenolic resin Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 2
- 239000011521 glass Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 4
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- NMDGMYNXRRCPGM-UHFFFAOYSA-N dibromo propyl phosphate Chemical compound P(=O)(OBr)(OBr)OCCC NMDGMYNXRRCPGM-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は断熱材、特に建家の壁、天井の断熱材として有
用な断熱材に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a heat insulating material, particularly a heat insulating material useful as a heat insulating material for walls and ceilings of buildings.
（従来の技術）
ガラス短繊維、ロックウール等の無機繊維よりなる断熱
材は、軽量で断熱、吸音性に優れ、断熱材として広く用
いられており、無機繊維を、未硬化の熱硬化性樹脂水性
液よりなるバインダを附与しつつ所定量を有孔コンベア
上に落下堆積させ、所定密度となるよう挟圧しつつ加熱
して、熱硬化性樹脂を硬化させ、無機繊維同志を結合す
ることによって製造される。(Prior art) Insulating materials made of inorganic fibers such as short glass fibers and rock wool are lightweight, have excellent heat insulation and sound absorption properties, and are widely used as heat insulating materials. By applying a binder made of an aqueous liquid, a predetermined amount is dropped and deposited on a perforated conveyor, and heated while being compressed to a predetermined density to harden the thermosetting resin and bond the inorganic fibers together. Manufactured.
建家の壁、天井用の断熱材としては、８〜６４Ｋ ｇ
／ ｍ ２程度の比較的低密度のものが使用される。As insulation material for walls and ceilings of buildings, 8 to 64 kg
A material with a relatively low density of about / m 2 is used.
無機繊維製断熱材は透湿抵抗が小さく、水蒸気を透過し
やすく、又雨等で濡れると吸水して、断熱、吸音性が低
下するので、合成樹脂フィルムで被覆するのが一般であ
る。Inorganic fiber heat insulating materials have low moisture permeation resistance and are easily permeable to water vapor, and when wet from rain, etc., they absorb water and reduce their heat insulating and sound absorbing properties, so they are generally covered with a synthetic resin film.
（発明が解決しようとする課題） 従来技術は、次のような問題点を有する。(Problem to be solved by the invention) The conventional technology has the following problems.
合成樹脂フィルムとしては、ポリエチレン（ＰＥ）フィ
ルムが安価で、作業性も良好であるが、難燃性に乏しく
、ＪＩＳ Ａ９５２２号の方法で発火性試験を行うと
発火し、不合格となる。ＰＥフィルムの代わりにポリプ
ロピレン（ｐ−ｐ）フィルム、ポリエステルフィルムを
用いることにより、上記問題点を解消することはできる
が、コストが増大したり、生産性を低下させたりする難
点が発生する。As a synthetic resin film, polyethylene (PE) film is inexpensive and has good workability, but it has poor flame retardancy, and when tested for flammability by the method of JIS A9522, it ignites and fails. Although the above problems can be solved by using polypropylene (p-p) film or polyester film instead of PE film, there are disadvantages such as increased cost and decreased productivity.
本発明は、上述した従来の問題点を解消し、低コストで
、作業性も良好な断熱材を提供することを目的としてい
る。The present invention aims to solve the above-mentioned conventional problems and provide a heat insulating material that is low cost and has good workability.
（課題を解決するための手段）
前述の目的を達成するために、本発明においては、ポリ
エチレンフィルムと発火点が３６０℃以上の樹脂よりな
るフィルムを含む複合フィルムを無機繊維製断熱材の表
面に設けて断熱材形成し、又、好ましい態様において、
ポリエチレンフィルムを外側とした状態で上記複合フィ
ルムで無機繊維製断熱材を被覆し、或は又、複合フィル
ムを、ポリエチレンフィルム表面に、発火点が３６０℃
以上の樹脂の溶液又はエマルジョンを附与、乾燥するこ
とによって形成する。(Means for Solving the Problem) In order to achieve the above-mentioned object, in the present invention, a composite film containing a polyethylene film and a film made of a resin having an ignition point of 360° C. or higher is applied to the surface of an inorganic fiber heat insulating material. In a preferred embodiment, a heat insulating material is provided.
Cover an inorganic fiber heat insulating material with the above composite film with the polyethylene film on the outside, or apply the composite film to the surface of the polyethylene film with an ignition point of 360°C
It is formed by applying a solution or emulsion of the above resin and drying it.
次に、本発明を更に具体的に説明する。Next, the present invention will be explained in more detail.
無機繊維製断熱材としては、平均直径４〜１２μ望まし
くは６〜８μのガラス短繊維に、フェノール樹脂系バイ
ンダを固形分として、２〜８ｗｔ％、望ましくは３〜５
ｗｔ％附与し、挟圧、加熱して得られた密度８〜６４Ｋ
ｇ／ｍ３、望ましくは１０〜４８ Ｋ ｇ ／ ｍ ３
のものが適当である。The inorganic fiber heat insulating material is made of short glass fibers with an average diameter of 4 to 12 μm, preferably 6 to 8 μm, and a phenolic resin binder as a solid content of 2 to 8 wt%, preferably 3 to 5 wt%.
Density 8-64K obtained by adding wt%, pressing and heating
g/m3, preferably 10-48 K g/m3
is appropriate.
ポリエチレンフィルムとしては、厚み８〜１００μ、望
ましくは９〜６０μのものを好適に使用できる。As the polyethylene film, one having a thickness of 8 to 100 microns, preferably 9 to 60 microns can be suitably used.
本発明においては、ＰＥフィルムと発火点３６０℃以上
、望ましくは４００℃以上の樹脂よりなるフィルム（副
フィルムと呼ぶ）との複合フィルムを使用する。In the present invention, a composite film of a PE film and a film (referred to as a sub-film) made of a resin having an ignition point of 360° C. or higher, preferably 400° C. or higher is used.
副フィルムの厚みは０．５〜２０μ、望ましくは１〜１
０μとするのが適当である。The thickness of the sub-film is 0.5-20μ, preferably 1-1
It is appropriate to set it to 0μ.
この厚みがあまり小さいと、本発明の効果が不充分とな
り易く、又この厚みがあまり大きいとコストが増大する
。If this thickness is too small, the effects of the present invention tend to be insufficient, and if this thickness is too large, costs increase.
副フィルムの発火点があまり低いと、本発明の効果が不
充分となり易い。If the ignition point of the sub-film is too low, the effects of the present invention tend to be insufficient.
このような樹脂としては、塩化ビニール樹脂、酢酸ビニ
ール樹脂、ポリエステル樹脂のような熱可塑性樹脂、或
は尿素樹脂、メラミン樹脂、フェノール樹脂のような熱
硬化性樹脂を好適に用いることができる。As such a resin, thermoplastic resins such as vinyl chloride resin, vinyl acetate resin, and polyester resin, or thermosetting resins such as urea resin, melamine resin, and phenol resin can be suitably used.
上記のような樹脂を予め所定厚さに形成してなる副フィ
ルムとポリエチレンフィルムとを圧着、接着することに
より、本発明の複合フィルムを形成することも可能であ
るが、上述した樹脂の溶液、又はエマルジョンをＰＥフ
ィルム表面にスプレーし、或はロールコータ−で塗布、
乾燥することにより複合フィルムを形成させるのが好ま
しい。It is also possible to form the composite film of the present invention by press-bonding and adhering a polyethylene film and a sub-film formed by forming the above-mentioned resin to a predetermined thickness in advance, but a solution of the above-mentioned resin, Or spray the emulsion onto the PE film surface or apply it with a roll coater,
Preferably, the composite film is formed by drying.
なお、この際、コロナ放電によりＰＥフィルムの表面を
粗面化し、或は上記溶液又はエマルジョン中にジアルキ
ルスルホこはく酸エステルソーダ塩のような界面活性剤
を混入することによりＰＥフィルムと副フィルムの密着
性を一層良好ならしめることもできる。At this time, the surface of the PE film is roughened by corona discharge, or a surfactant such as dialkyl sulfosuccinic acid ester sodium salt is mixed into the solution or emulsion to increase the adhesion between the PE film and the sub-film. It can also improve the performance.
更に、又、上記溶液又はエマルジョン中に、難燃剤を混
入することにより、本発明の効果を一層大とすることが
できる。Furthermore, the effects of the present invention can be further enhanced by mixing a flame retardant into the solution or emulsion.
難燃剤としては、ハロゲン系やリン系等が適当であり、
又その量は、固形分として５〜３０ｗｔ％、望ましくは
１０〜２０ｗｔ％とするのが好ましい。Suitable flame retardants are halogen-based and phosphorus-based.
Further, the amount thereof is preferably 5 to 30 wt%, preferably 10 to 20 wt% as solid content.
このようにして得られた複合フィルムを、常法に従い、
断熱材の表面に接着し、或は複合フィルムで断熱材を包
み被覆することにより本発明の断熱材をうることができ
る。The composite film obtained in this way is processed according to a conventional method.
The heat insulating material of the present invention can be obtained by adhering to the surface of the heat insulating material or by wrapping and covering the heat insulating material with a composite film.
なお、複合フィルムを接着する場合、接着剤中にトリス
ジブロモプロピルホスフェートのような難燃剤を混入す
るのが好ましく、又フィルムは線状、或は点状に接着す
ることもできる。In addition, when adhering a composite film, it is preferable to mix a flame retardant such as tris dibromopropyl phosphate into the adhesive, and the film can also be adhered in a linear or dotted form.
更に又、ＰＥフィルムの外側面にアルミニュームを蒸着
することもでき、美感、断熱性能を向上させることもで
きる。Furthermore, aluminum can be vapor-deposited on the outer surface of the PE film to improve aesthetic appearance and heat insulation performance.
本発明複合フィルムは、理論的には副フィルムを外側（
熱を受けける側）として使用する必要があると考えられ
るが、このような常識に反し、副フィルムを内側（ＰＥ
フィルムを外側）として使用した場合でも充分な効果の
得られることが判明した。The composite film of the present invention theoretically has a secondary film on the outside (
However, contrary to common sense, the secondary film should be used as the inner side (the side that receives heat).
It has been found that sufficient effects can be obtained even when the film is used as the outer layer.
その理由は充分明らかではないが、このような状態で複
合フィルムを加熱した場合、ＰＥフィルムに僅かの亀裂
が発生し、この亀裂を通して、副フィルムの加熱、分解
によって発生したガス状の分解生成物が流出し、発火を
防止するものと考えられる。The reason for this is not fully clear, but when the composite film is heated in this condition, slight cracks occur in the PE film, and gaseous decomposition products generated by heating and decomposition of the sub-film are released through these cracks. This is thought to prevent the water from leaking out and causing a fire.
このようにＰＥフィルムを外側にして使用することによ
り、次のような効果も得られることが判明した。It has been found that by using the PE film on the outside in this way, the following effects can also be obtained.
副フィルムをスプレー、或いはロールコータ−を使用し
て形成させた場合のアルミニウム蒸着層の剥離が防止で
き、また表面に光沢のあるＰＥフィルムが外側となるの
で、製品の外観を向上させ、塵埃の付着を防止しつる。When the secondary film is formed by spraying or using a roll coater, peeling of the aluminum vapor-deposited layer can be prevented, and since the PE film with a glossy surface is on the outside, it improves the appearance of the product and prevents dust. Prevents adhesion and hangs.
（作 用）
ポリエチレンフィルムと発火点が３６０℃以上の樹脂よ
りなるフィルムとを含む複合フィルムを無機繊維性断熱
材の表面に設けることによりＮＭｌ性を向上させる。(Function) By providing a composite film containing a polyethylene film and a film made of a resin having an ignition point of 360° C. or higher on the surface of an inorganic fibrous heat insulating material, NML properties are improved.
（実施例）
平均直径７μのガラス短繊維にフェノール樹脂系バイン
ダを固形分として３ｗｔ％附与し、加圧、加熱して得ら
れた、１０Ｋｇ／ｍ３のガラスウール表面を、次の仕様
を有する複合フィルムでＰＥフィルムが外側となるよう
に覆って、断熱材を製造した。(Example) A glass wool surface of 10 Kg/m3 obtained by applying 3 wt% of phenolic resin binder as solid content to short glass fibers with an average diameter of 7 μm, pressurizing and heating the fibers had the following specifications. A heat insulating material was manufactured by covering the composite film with the PE film on the outside.
複合フィルムの仕様
厚み１０μのＰＥフィルムと、厚み３μの酢酸ビニルフ
ィルムを密着させ、更にＰＥフィルム表面に厚み５００
人のアルミニューム蒸着層を形成させたもの。Composite film specifications A 10μ thick PE film and a 3μ thick vinyl acetate film are brought into close contact, and a 500μ thick PE film is attached to the surface of the PE film.
A layer made of human aluminum evaporated.
なお、この複合フィルムは、ＰＥフィルム表面に酢酸ビ
ニルを４０ｗｔ％、トリスジプリモプロビルホスフエー
トを６ｗｔ％含むエマルジョンを、固形分として３ｗｔ
％の割合でスプレーし、５０℃で３分間加熱乾燥するこ
とにより製造した。In addition, this composite film contains an emulsion containing 40 wt% vinyl acetate and 6 wt% trisdiprimoprovir phosphate on the surface of the PE film, with a solid content of 3 wt%.
%, and was manufactured by heating and drying at 50° C. for 3 minutes.
この断熱材をＪＩＳ Ａ９５２２号の方法で試験した
場合、火花はまった（発生しなかった。When this heat insulating material was tested using the method specified in JIS A9522, sparks were caught (no sparks were generated).
（発明の効果）
コスト、作業性も良好で、難燃性の優れた断熱材が得ら
れる。(Effects of the Invention) A heat insulating material with good cost and workability and excellent flame retardancy can be obtained.
Claims (3)
樹脂よりなるフィルムを含む複合フィルムを無機繊維製
断熱材の表面に設けたことを特徴とする断熱材。(1) A heat insulating material characterized in that a composite film including a polyethylene film and a film made of a resin having an ignition point of 360° C. or higher is provided on the surface of an inorganic fiber heat insulating material.
維製断熱材を複合フィルムで被覆したことを特徴とする
請求項１記載の断熱材。(2) The heat insulating material according to claim 1, characterized in that the inorganic fiber heat insulating material is covered with a composite film with the polyethylene film on the outside.
発火点が３６０℃以上の樹脂の溶液又はエマルジョンを
附与、乾燥することによって形成されたものであること
を特徴とする請求項１又は２記載の断熱材。(3) Composite film has polyethylene film surface with
3. The heat insulating material according to claim 1, wherein the heat insulating material is formed by applying a solution or emulsion of a resin having an ignition point of 360° C. or higher and drying the resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2305951A JPH04179542A (en) | 1990-11-14 | 1990-11-14 | Heat insulating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2305951A JPH04179542A (en) | 1990-11-14 | 1990-11-14 | Heat insulating material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04179542A true JPH04179542A (en) | 1992-06-26 |
Family
ID=17951261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2305951A Pending JPH04179542A (en) | 1990-11-14 | 1990-11-14 | Heat insulating material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04179542A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8592329B2 (en) | 2003-10-07 | 2013-11-26 | Hollingsworth & Vose Company | Vibrationally compressed glass fiber and/or other material fiber mats and methods for making the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59199243A (en) * | 1983-04-28 | 1984-11-12 | 本田技研工業株式会社 | Vibration damping heat-insulating material |
| JPS6147631B2 (en) * | 1981-12-30 | 1986-10-20 | Nippon Steel Corp | |
| JPH01308623A (en) * | 1988-01-26 | 1989-12-13 | Sekisui Chem Co Ltd | Manufacture of fiber molded form |
-
1990
- 1990-11-14 JP JP2305951A patent/JPH04179542A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6147631B2 (en) * | 1981-12-30 | 1986-10-20 | Nippon Steel Corp | |
| JPS59199243A (en) * | 1983-04-28 | 1984-11-12 | 本田技研工業株式会社 | Vibration damping heat-insulating material |
| JPH01308623A (en) * | 1988-01-26 | 1989-12-13 | Sekisui Chem Co Ltd | Manufacture of fiber molded form |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8592329B2 (en) | 2003-10-07 | 2013-11-26 | Hollingsworth & Vose Company | Vibrationally compressed glass fiber and/or other material fiber mats and methods for making the same |
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