JP2637655B2 - Coating material for radio wave absorption - Google Patents
Coating material for radio wave absorptionInfo
- Publication number
- JP2637655B2 JP2637655B2 JP29605191A JP29605191A JP2637655B2 JP 2637655 B2 JP2637655 B2 JP 2637655B2 JP 29605191 A JP29605191 A JP 29605191A JP 29605191 A JP29605191 A JP 29605191A JP 2637655 B2 JP2637655 B2 JP 2637655B2
- Authority
- JP
- Japan
- Prior art keywords
- radio wave
- coating material
- wave absorbing
- ferrite
- absorbing coating
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00258—Electromagnetic wave absorbing or shielding materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、電波障害を防止するこ
とができ、建築物の内外装材、高架橋等の土木構造物の
内装材等として用いることができる電波吸収用塗材に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radio wave absorbing coating material which can prevent radio interference and can be used as an interior / exterior material of a building or an interior material of a civil engineering structure such as a viaduct.
【０００２】[0002]
【従来の技術】近年、ビル内における各種オフィス機器
やコンピュータ機器の作動を、外部から侵入する電波か
ら保護するために、各種形態の電波吸収用パネルやボー
ドが開発されている。2. Description of the Related Art In recent years, various types of radio wave absorbing panels and boards have been developed in order to protect the operation of various office devices and computer devices in a building from radio waves entering from the outside.
【０００３】かかる電波吸収用パネルやボードは、フェ
ライトや、金属繊維や、導電性炭素繊維等を合成樹脂に
混入してタイル状やボード状としたものである。[0003] Such a radio wave absorbing panel or board has a tile shape or a board shape obtained by mixing ferrite, metal fiber, conductive carbon fiber or the like into a synthetic resin.
【０００４】[0004]
【発明が解決しようとする課題】しかし、従来の電波吸
収用パネルやボードは、未だ、以下の解決すべき課題を
有していた。However, conventional radio wave absorbing panels and boards still have the following problems to be solved.
【０００５】即ち、かかる電波吸収用パネルやボード
は、建物の外壁に接着剤等を用いて接着したり、パネル
等を金具で連結しているが、接着剤は通常経時的に接着
力を劣化するため、外壁から剥離して事故等を起こす可
能性があり、一方、金具も腐食した場合、十分な連結強
度を確保できなくなっていた。That is, such a radio wave absorbing panel or board is bonded to the outer wall of the building using an adhesive or the like, or the panel or the like is connected with a metal fitting. Therefore, there is a possibility of peeling off from the outer wall and causing an accident, etc. On the other hand, if the metal fittings are also corroded, it has been impossible to secure a sufficient connection strength.
【０００６】また、かかる電波吸収用パネルやボード
は、単に合成樹脂にフェライトや、金属繊維や、導電性
炭素繊維等を合成樹脂に混入しただけのものであるた
め、物理的強度が弱く、経時的にひび割れを生じやす
く、同様に剥離事故を生じることになっていた。[0006] Further, since such a radio wave absorbing panel or board is simply made by mixing ferrite, metal fiber, conductive carbon fiber, or the like into a synthetic resin, the physical strength is low, and Cracks were liable to occur, and peeling accidents were also likely to occur.
【０００７】本発明は、上記した課題を解決することが
できる電波吸収用塗材を提供することを目的とする。An object of the present invention is to provide a radio wave absorbing coating material that can solve the above-mentioned problems.
【０００８】[0008]
【課題を解決するための手段】本発明は、酸化珪素、酸
化カルシウム、酸化鉄を主成分とした主材に、少なくと
もアクリル酸エステル共重合体を主成分としてなる複合
ポリマーエマルジョンを混和して生成したポリマーセメ
ント中に、さらに、粉末状のフェライト、金属繊維、又
は炭素繊維を混和して生成した電波吸収用塗材に係るも
のである。According to the present invention, a composite polymer emulsion mainly composed of an acrylate copolymer is mixed with a main material mainly composed of silicon oxide, calcium oxide and iron oxide. The present invention relates to a radio wave absorbing coating material formed by further mixing powdered ferrite, metal fiber, or carbon fiber in the polymer cement obtained.
【０００９】かかる電波吸収用塗材はコテ塗りや吹付に
よって、容易に、建物の外壁やパネルに塗布することが
できる。Such an electromagnetic wave absorbing coating material can be easily applied to an outer wall or a panel of a building by ironing or spraying.
【００１０】また、電波吸収用塗材は強力な接着力を有
するポリマーセメントからなるので、外壁に強力に接着
されて外壁と一体化して剥離することがない。また、十
分な耐候性を有するので、長年月にわたって亀裂やひび
割れの発生を防止することができる。Further, since the radio wave absorbing coating material is made of polymer cement having a strong adhesive force, it is strongly adhered to the outer wall and does not peel off integrally with the outer wall. Moreover, since it has sufficient weather resistance, it is possible to prevent cracks and cracks from occurring for many months.
【００１１】従って、本発明に係る電波吸収用塗材は、
フェライト等によって電波障害を有効に防止することが
できるのみならず、従来の電波吸収用パネルやボードの
ような、不十分な接着力やひび割れに起因する剥離事故
を確実に防止することができる。Therefore, the coating material for radio wave absorption according to the present invention comprises:
Not only can radio interference be effectively prevented by ferrite or the like, but also a peeling accident caused by insufficient adhesive strength or cracks, such as a conventional radio wave absorption panel or board, can be reliably prevented.
【００１２】なお、好ましくは、本発明に係る電波吸収
用塗材において、金属繊維、又は炭素繊維は、短繊維
状、線状又は網状で、ポリマーセメント中に混入され
る。これによって、金属繊維等とポリマーセメントとの
より強力な一体化を図ることができる。Preferably, in the radio wave absorbing coating material according to the present invention, the metal fiber or the carbon fiber is mixed into the polymer cement in the form of a short fiber, a line or a net. Thereby, stronger integration of the metal fiber or the like and the polymer cement can be achieved.
【００１３】また、フェライトとしては、Ni-Zn フェラ
イト、Mg-Mn フェライトや、Cu-Mg-Mnフェライト等を用
いることができる。かかるフェライトは、特に、90 Mc
〜770 Mcのテレビ電波や効果的に吸収でき、また、ラジ
オ電波も効果的に吸収できる。As the ferrite, Ni-Zn ferrite, Mg-Mn ferrite, Cu-Mg-Mn ferrite or the like can be used. Such ferrites are, in particular, 90 Mc
It can effectively absorb TV waves up to 770 Mc and radio waves.
【００１４】金属繊維としては、銀、銅、ニッケル、真
鍮、ステンレス鋼等を好適に用いることができる。As the metal fiber, silver, copper, nickel, brass, stainless steel or the like can be suitably used.
【００１５】炭素繊維としては、ケッチンブラック、チ
ャンネルブラック等導電性の高い炭素繊維を用いること
ができる。As the carbon fiber, a highly conductive carbon fiber such as Ketchin black and channel black can be used.
【００１６】さらに、フェライト粉末、金属繊維、炭素
繊維は、任意に組み合わせて、ポリマーセメント中に混
和させることもできる。Further, the ferrite powder, the metal fiber and the carbon fiber can be arbitrarily combined and mixed into the polymer cement.
【００１７】さらに、電波吸収用塗材中に顔料を加える
ことによって、所望の着色を行うこともできる。Further, a desired coloring can be achieved by adding a pigment to the radio wave absorbing coating material.
【００１８】[0018]
【実施例】本発明は、上述したように、実質的に、ポリ
マーセメント中に、フェライト、金属繊維、又は炭素繊
維を混和した生成した電波吸収用塗材に係るものである
が、以下、かかる電波吸収用塗材の具体的成分及び配合
割合を示す。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As described above, the present invention relates to a radio wave absorbing coating material produced by mixing ferrite, metal fiber, or carbon fiber in a polymer cement. The specific components and mixing ratios of the radio wave absorbing coating material are shown.
【００１９】本実施例では、ポリマーセメントとして、
以下の組成を有する複合ポリマーエマルジョンＰと主剤
Ｍとを混合して生成したものを用いている。In the present embodiment, as the polymer cement,
A mixture produced by mixing a composite polymer emulsion P having the following composition and a base material M is used.
【００２０】（複合ポリマーエマルジョンＰ) （実施例１） （実施例２） （主剤Ｍ) なお、上記白色セメントの成分重量比は、以下の通りで
あった。(Composite Polymer Emulsion P) (Example 1) (Example 2) (Main agent M) The component weight ratio of the white cement was as follows.
【００２１】 また、上記した主剤Ｍに代えて、砂とセメントを混合し
たモルタルを用いることができる。[0021] In addition, mortar obtained by mixing sand and cement can be used in place of the main agent M described above.
【００２２】そして、複合ポリマーエマルジョンＰを攪
拌容器に入れ、主剤Ｍを徐々に加えながらハンドミキサ
ーで攪拌し、ポリマーセメントを製造した。Then, the composite polymer emulsion P was put into a stirring vessel, and the mixture was stirred by a hand mixer while gradually adding the base material M to produce a polymer cement.
【００２３】なお、ポリマーセメントの配合比は、複合
ポリマーエマルジョンＰの１重量部に対して、主剤Ｍを
３〜５重量部とすることが望ましい。本実施例では、
１：４であった。The compounding ratio of the polymer cement is desirably 3 to 5 parts by weight of the main agent M based on 1 part by weight of the composite polymer emulsion P. In this embodiment,
1: 4.
【００２４】次に、上記したポリマーセメントに混入す
る電波吸収用混入材料として、Mg-Znフェライト粉末を
用意した。Next, Mg-Zn ferrite powder was prepared as a mixing material for radio wave absorption mixed into the polymer cement.
【００２５】次に、上記したMg-Zn フェライト粉末を、
ポリマーセメント中に、30％：70％の配合割合で徐々に
加えながらハンドミキサーで攪拌して、本発明に係る電
波吸収用塗材を製造した。Next, the above Mg-Zn ferrite powder is
While being gradually added to the polymer cement at a mixing ratio of 30%: 70%, the mixture was stirred with a hand mixer to produce a radio wave absorbing coating material according to the present invention.
【００２６】このようにして製造した電波吸収用塗材
を、吹付又はコテ塗で、建物外壁に塗布する。吹付け作
業が一番能率的であるが、本実施例ではロスが少ないコ
テ塗り作業で行った。なお、塗布厚が５〜25mmの場合に
最も電波障害防止効果があがった。The radio wave absorbing coating material thus manufactured is applied to the outer wall of the building by spraying or ironing. The spraying operation is the most efficient, but in this embodiment, the ironing operation is performed with little loss. In addition, when the coating thickness was 5 to 25 mm, the effect of preventing radio wave interference was highest.
【００２７】電波吸収用塗材の塗布後、同電波吸収用塗
材が十分に硬化するまで養生する。After application of the radio wave absorbing coating material, the coating is cured until the radio wave absorbing coating material is sufficiently cured.
【００２８】このようにして、建物外壁に塗布された電
波吸収用塗材は、強力な接着力を有するポリマーセメン
トからなるので、外壁に強力に接着されて外壁と一体化
して剥離することがない。また、十分な防水性・耐候性
を有するので、長年月にわたって亀裂やひび割れの発生
を防止することができる。As described above, since the radio wave absorbing coating material applied to the outer wall of the building is made of polymer cement having a strong adhesive force, it is strongly bonded to the outer wall and does not peel off integrally with the outer wall. . Moreover, since it has sufficient waterproofness and weather resistance, it is possible to prevent cracks and cracks from occurring for many months.
【００２９】従って、電波吸収用塗材は、フェライト等
によって電波障害を有効に防止することができるのみな
らず、従来の電波吸収用パネルやボードのような、不十
分な接着力やひび割れに起因する剥離事故を確実に防止
することができる。また、外壁自体を形成するコンクリ
ートのひび割れ等の劣化も防止することができる。Accordingly, the radio wave absorbing coating material not only can effectively prevent radio wave interference by ferrite and the like, but also can be caused by insufficient adhesive strength and cracks as in conventional radio wave absorbing panels and boards. It is possible to reliably prevent a peeling accident. In addition, it is possible to prevent deterioration of the concrete forming the outer wall itself such as cracks.
【００３０】なお、上記したポリマーセメントと電波吸
収用混入材料としてのフェライトとの成分・配合割合
は、上記した実施例に何ら限定されるものではなく、そ
の他の成分・配合割合のものでもよい。The components and the mixing ratio of the above-mentioned polymer cement and the ferrite as the mixing material for radio wave absorption are not limited to the above-mentioned embodiment, but may be other components and mixing ratios.
【００３１】例えば、電波吸収用混入材料として、Mg-Z
n フェライト粉末のみならず、他の金属繊維や炭素繊維
等を同時に使用してもよく、例えば、１例として、以下
の成分構成とすることもできる。For example, Mg-Z
n Not only ferrite powder but also other metal fibers or carbon fibers may be used at the same time. For example, the following components may be used as an example.
【００３２】 ポリマーセメント 60％ (成分構成は実施例に同じ) Ni-Zn フェライト粉末 30％ 銅繊維 10％ また、フェライト等は予め主剤Ｍに混合しておき、施工
時にポリマーエマルジョンＰと混合してもよい。Nitro-Zn ferrite powder 30% Copper fiber 10% In addition, ferrite and the like are preliminarily mixed with the base material M and mixed with the polymer emulsion P at the time of construction. Is also good.
【００３３】[0033]
【発明の効果】上記したように、本発明に係る電波吸収
用塗材は、酸化珪素、酸化カルシウム、酸化鉄を主成分
とした主材に、少なくともアクリル酸エステル共重合体
を主成分としてなる複合ポリマーエマルジョンを混和し
て生成したポリマーセメント中に、さらに、フェライト
粉末、金属繊維、又は炭素繊維を混和して製造してい
る。As described above, the radio wave absorbing coating material according to the present invention comprises at least an acrylic ester copolymer as a main component in a main material mainly containing silicon oxide, calcium oxide and iron oxide. A ferrite powder, a metal fiber, or a carbon fiber is further mixed into a polymer cement formed by mixing a composite polymer emulsion.
【００３４】このように、電波吸収用塗材は強力な接着
力を有するポリマーセメントからなるので、外壁に強力
に接着されて外壁と一体化して剥離することがない。ま
た、十分な耐候性を有するので、長年月にわたって亀裂
やひび割れの発生を防止することができる。As described above, since the radio wave absorbing coating material is made of polymer cement having a strong adhesive force, it is strongly bonded to the outer wall and does not peel off integrally with the outer wall. Moreover, since it has sufficient weather resistance, it is possible to prevent cracks and cracks from occurring for many months.
【００３５】従って、本発明に係る電波吸収用塗材は、
フェライト等によって電波障害を有効に防止することが
できるのみならず、従来の電波吸収用パネルやボードの
ような、不十分な接着力やひび割れに起因する剥離事故
を確実に防止することができる。Therefore, the radio wave absorbing coating material according to the present invention
Not only can radio interference be effectively prevented by ferrite or the like, but also a peeling accident caused by insufficient adhesive strength or cracking, such as a conventional radio wave absorption panel or board, can be reliably prevented.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｃ０８Ｋ 7/04 Ｃ０８Ｋ 7/04 Ｃ０８Ｌ 33/06 ＬＨＵ Ｃ０８Ｌ 33/06 ＬＨＵ ──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. 6 Identification code Agency reference number FI Technical indication location C08K 7/04 C08K 7/04 C08L 33/06 LHU C08L 33/06 LHU
Claims (2)
分とした主材に、少なくともアクリル酸エステル共重合
体を主成分としてなる複合ポリマーエマルジョンを混和
して生成してポリマーセメント中に、さらに、フェライ
ト、金属繊維、又は炭素繊維を混和して生成した電波吸
収用塗材。1. A polymer cement formed by mixing a main polymer mainly composed of silicon oxide, calcium oxide and iron oxide with a composite polymer emulsion mainly composed of at least an acrylate ester copolymer to form a polymer cement. A coating material for radio wave absorption produced by admixing ferrite, metal fibers, or carbon fibers.
又は網状であることを特徴とする請求項１記載の電波吸
収用塗材。2. The radio wave absorbing coating material according to claim 1, wherein the metal fiber or the carbon fiber is in the form of a short fiber, a line, or a net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29605191A JP2637655B2 (en) | 1991-11-12 | 1991-11-12 | Coating material for radio wave absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29605191A JP2637655B2 (en) | 1991-11-12 | 1991-11-12 | Coating material for radio wave absorption |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05132379A JPH05132379A (en) | 1993-05-28 |
| JP2637655B2 true JP2637655B2 (en) | 1997-08-06 |
Family
ID=17828469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29605191A Expired - Fee Related JP2637655B2 (en) | 1991-11-12 | 1991-11-12 | Coating material for radio wave absorption |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2637655B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482901A (en) * | 2013-09-16 | 2014-01-01 | 深圳市宜丽环保科技有限公司 | Multifunctional liquid diatom ooze coating material |
| CN104628422A (en) * | 2015-01-27 | 2015-05-20 | 济南大学 | Method for enabling cement or concrete to have wave absorbing performance and dense surface by using silicon dioxide (SiO2) coated magnetic nanoparticles |
| CN110204276A (en) * | 2019-05-31 | 2019-09-06 | 南京坤元材料有限公司 | A kind of radiation protection air entrained concrete containing Pb-Zn tailings |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998023696A1 (en) * | 1996-11-28 | 1998-06-04 | Suri-Rando Kabushiki Kaisha | Silica black-containing coating material, molding material and sheet |
| FR2835465B1 (en) * | 2002-02-06 | 2008-04-04 | Syno Mat | PROCESS FOR PRODUCING ARTIFICIAL STONE |
| JP6328450B2 (en) * | 2014-03-12 | 2018-05-23 | 株式会社西澤 | Electromagnetic wave absorbing coating agent, sheet coated with coating agent, and method for producing coating agent |
| CN103945680A (en) * | 2014-04-22 | 2014-07-23 | 宁海县雁苍山电力设备厂 | Power box capable of absorbing electromagnetic radiation and manufacturing method of power box |
| CN104591642B (en) * | 2014-12-23 | 2017-01-04 | 沈阳理工大学 | A kind of insulation and the preparation method of antinoise foam cement product |
| CN110913675B (en) * | 2019-12-06 | 2021-07-13 | 无锡环宇电气有限责任公司 | Electrical control cabinet and anti-radiation anti-static nano coating thereof |
-
1991
- 1991-11-12 JP JP29605191A patent/JP2637655B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482901A (en) * | 2013-09-16 | 2014-01-01 | 深圳市宜丽环保科技有限公司 | Multifunctional liquid diatom ooze coating material |
| CN103482901B (en) * | 2013-09-16 | 2014-12-10 | 深圳市宜丽家生态建材有限公司 | Multifunctional liquid diatom ooze coating material |
| CN104628422A (en) * | 2015-01-27 | 2015-05-20 | 济南大学 | Method for enabling cement or concrete to have wave absorbing performance and dense surface by using silicon dioxide (SiO2) coated magnetic nanoparticles |
| CN110204276A (en) * | 2019-05-31 | 2019-09-06 | 南京坤元材料有限公司 | A kind of radiation protection air entrained concrete containing Pb-Zn tailings |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05132379A (en) | 1993-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU705260B2 (en) | Cement spraying admixture | |
| JP2637655B2 (en) | Coating material for radio wave absorption | |
| AU2020412229A1 (en) | Dry mortar, in particular cementitious tile adhesive | |
| EP0461738A1 (en) | Strength enhancing additive and water repellant mortars containing same | |
| KR100294805B1 (en) | Acrylic resin mortar | |
| JPS6232146B2 (en) | ||
| JP3505694B2 (en) | Heavy concrete | |
| JPH1112014A (en) | Cement composition | |
| CN114873974A (en) | Anti-crack bonding mortar for autoclaved aerated concrete slab and preparation method thereof | |
| JP2003055018A (en) | Polymer cement composition | |
| JPS6114163A (en) | Admixing agent for mortar | |
| JP2891088B2 (en) | Concrete or mortar protective material with excellent storage stability | |
| JP2578508B2 (en) | Repair material for cracks and floating parts of concrete structures | |
| JPH0610116B2 (en) | Super thick coating material | |
| CN107892528A (en) | A kind of high flexibility concrete panel special-purpose adhesive | |
| JPS6339304A (en) | Manufacture of mortar into which water is not mixed at working site | |
| JP3727820B2 (en) | Reinforcing fiber sheet protective mortar and construction method of the protective mortar | |
| JP2626679B2 (en) | Insulation material with dew condensation prevention function | |
| JPS6140863A (en) | Mortar composition | |
| CA1189095A (en) | Electropositive bivalent metallic ion unsaturated polyester complexed polymer concrete | |
| JP4070298B2 (en) | Reinforcing fiber sheet protective mortar and construction method of the protective mortar | |
| JPS60251160A (en) | Mortar composition | |
| CN111116105A (en) | Novel concrete special for building | |
| JPH11263657A (en) | Flexible mortar | |
| JPS62270669A (en) | Protective coating composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
| R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
| R370 | Written measure of declining of transfer procedure |
Free format text: JAPANESE INTERMEDIATE CODE: R370 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |