JPH101653A - Two-pack water-based adhesive - Google Patents
Two-pack water-based adhesiveInfo
- Publication number
- JPH101653A JPH101653A JP17571096A JP17571096A JPH101653A JP H101653 A JPH101653 A JP H101653A JP 17571096 A JP17571096 A JP 17571096A JP 17571096 A JP17571096 A JP 17571096A JP H101653 A JPH101653 A JP H101653A
- Authority
- JP
- Japan
- Prior art keywords
- adhesive
- neutral
- based adhesive
- metal salt
- chloroprene latex
- 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
- 239000000853 adhesive Substances 0.000 title claims abstract description 29
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 229920000126 latex Polymers 0.000 claims abstract description 13
- 239000004816 latex Substances 0.000 claims abstract description 13
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 125000000129 anionic group Chemical group 0.000 claims abstract description 9
- 230000007935 neutral effect Effects 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 10
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 239000000839 emulsion Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920001084 poly(chloroprene) Polymers 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- NCEXYHBECQHGNR-UHFFFAOYSA-N chembl421 Chemical compound C1=C(O)C(C(=O)O)=CC(N=NC=2C=CC(=CC=2)S(=O)(=O)NC=2N=CC=CC=2)=C1 NCEXYHBECQHGNR-UHFFFAOYSA-N 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 239000002075 main ingredient Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920006173 natural rubber latex Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- -1 steel Chemical class 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
Landscapes
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、錆の発生を防止し、初
期接着力を改良した二液型水系接着剤に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a two-part type water-based adhesive in which rust is prevented from occurring and the initial adhesion is improved.
【０００２】[0002]
【従来の技術】近年、各種用途の接着剤として、安全衛
生、環境汚染および火災などの危険防止の観点から有機
溶剤タイプの接着剤が敬遠され、化学反応硬化タイプ、
ホットメルト型等の無溶剤あるいは水性エマルジョンタ
イプの接着剤が用いられるようになってきた。とりわけ
水性エマルジョンタイプの接着剤は、安全，無公害であ
る上、スプレー，ロール，各種アプリケーター等の塗布
作業性に優れ、ホットメルトごとき特殊な専用の加熱設
備も不要であり、簡単な設備で施工でき、あらゆる分野
で使用されている。2. Description of the Related Art In recent years, organic solvent type adhesives have been shunned from the viewpoint of safety and hygiene, environmental pollution and prevention of dangers such as fires as adhesives for various uses, and chemically reactive curing type adhesives have been used.
Non-solvent or aqueous emulsion type adhesives such as hot melt type have come to be used. In particular, the aqueous emulsion type adhesive is safe and non-polluting, has excellent coating workability such as sprays, rolls, and various applicators, and does not require special heating equipment such as hot melt, and can be installed with simple equipment. Can be used in every field.
【０００３】[0003]
【発明が解決しようとする課題】このように環境汚染や
火災の危険のない水性エマルジョンタイプの接着剤は多
くの利点を有するにも拘らず、なお、いくつかの解決す
べき問題がある。すなわち、水性エマルジョンタイプ接
着剤は初期接着力の発現が遅く、特に施工上、数秒の圧
締時間での瞬間接着性が要求される自動車の内装材とか
天井材等向けの接着や各種建材、建築資材の接着、特に
ビルや住宅における天井板の現場施工における接着剤と
しては満足の行くものではなかった。Although such an aqueous emulsion-type adhesive free from environmental pollution and fire does not have many advantages, it still has some problems to be solved. In other words, the aqueous emulsion type adhesive has a low initial adhesive strength, and is particularly suitable for adhesion to automotive interior materials and ceiling materials, etc., which require instantaneous adhesion within a few seconds of pressing time for construction, various building materials, and construction It has not been satisfactory as an adhesive for bonding materials, especially for on-site construction of ceiling panels in buildings and houses.
【０００４】また、鉄鋼などの金属の接着に際しては、
錆が発生するので、予め防錆処理をしておく必要があっ
た。When bonding metals such as steel,
Since rust is generated, it is necessary to perform rust prevention treatment in advance.
【０００５】本発明の目的は、初期接着力が優れている
ことと、金属面に塗布しても錆の発生がない水分散型接
着剤を提供することにある。An object of the present invention is to provide a water-dispersed adhesive which has excellent initial adhesive strength and does not generate rust when applied to a metal surface.
【０００６】[0006]
【課題を解決するための手段】本発明は、アニオン性ク
ロロプレンラテックスを主成分とする主剤と、中性ない
しはアルカリ性の無機金属塩を主成分とする硬化剤とか
らなることを特徴とする二液型水系接着剤である。According to the present invention, there is provided a two-part composition comprising a main agent mainly composed of an anionic chloroprene latex and a curing agent mainly composed of a neutral or alkaline inorganic metal salt. It is a type water-based adhesive.
【０００７】本発明でのアニオン性クロロプレンラテッ
クスとは、クロロプレンモノマーをアニオン性界面活性
剤と過硫酸塩を触媒として水中で乳化重合した公知のも
のである。具体的な市販品としては、デンカＬＡ−５０
（電気化学工業株式会社、商品名）、ネオプレン５７２
（昭和電工デュポン社、商品名）などがある。The anionic chloroprene latex used in the present invention is a known anionic chloroprene latex obtained by emulsion polymerization of chloroprene monomer in water using an anionic surfactant and a persulfate as a catalyst. Specific commercial products include Denka LA-50
(Denki Kagaku Kogyo Co., Ltd., trade name), Neoprene 572
(Showa Denko Dupont, product name).
【０００８】次に、中性ないしはアルカリ性の無機金属
塩としては、硝酸マグネシウム，硝酸カルシウム，塩化
マグネシウム，塩化カルシウム，硫酸マグネシウム，硫
酸カルシウムなどがあり、これらを水に０．５〜５０％
の濃度で溶解したもので、PH値が７〜１１のものが適用
される。Next, neutral or alkaline inorganic metal salts include magnesium nitrate, calcium nitrate, magnesium chloride, calcium chloride, magnesium sulfate, calcium sulfate and the like.
And a solution having a PH value of 7 to 11 is applied.
【０００９】所望により、アルコール類,界面活性剤,防
錆剤等の添加も考える事ができる。[0009] If desired, the addition of alcohols, surfactants, rust inhibitors and the like can be considered.
【００１０】また、上記の主成分の外に、他のラテック
スやエマルジョン、例えばスチレンブタジエンゴムラテ
ックスや天然ゴムラテックス、アクリル系樹脂エマルジ
ョンやエチレン酢酸ビニル共重合エマルジョン、ウレタ
ン樹脂やエポキシ樹脂からなるサスペンジョンなどが使
用される。また公知の粘着付与剤や充填剤、例えば、ロ
ジンや石油樹脂などの粘着付与剤、炭カルやクレーなど
の充填剤が任意に使用できる。In addition to the above-mentioned main components, other latexes and emulsions such as styrene-butadiene rubber latex and natural rubber latex, acrylic resin emulsions, ethylene-vinyl acetate copolymer emulsions, suspensions made of urethane resins and epoxy resins, etc. Is used. Further, known tackifiers and fillers, for example, tackifiers such as rosin and petroleum resin, and fillers such as charcoal and clay can be optionally used.
【００１１】上記の主剤と硬化剤との配合比率は、固形
分重量換算値で、アニオン性クロロプレンラテックス１
００部に対して、中性ないしはアルカリ性金属塩０．２
〜２０部であり、これ以下でもこれ以上でも初期強度が
発現しない。また、これ以上の配合比率では逆にアルカ
リ汚染が考えられる。The mixing ratio of the above-mentioned main agent and the curing agent is expressed in terms of solid content weight, and anionic chloroprene latex 1
The neutral or alkaline metal salt 0.2
-20 parts, and even if it is less than this, the initial strength does not appear. On the other hand, if the compounding ratio is higher than the above, alkali contamination can be considered.
【００１２】上記の主剤と硬化剤とを通常の方法で添加
混合すると増粘してゲル化する為、使用できなかったり
均一に塗布することが困難になる。When the above-mentioned main ingredient and curing agent are added and mixed in a usual manner, the viscosity increases and the gel is formed, so that it cannot be used or it is difficult to apply uniformly.
【００１３】従って、本発明では、上記の主剤と硬化剤
とを別々の容器に収容し、使用に際しては、通常のエア
ースプレーガン又はエアレスガンを２丁並べて塗布す
る。また、場合によって双頭ガン(岩田塗装機工業株式
会社製のＳＦ−４４６)や同芯ガン(岩田塗装機工業株式
会社製のＴＣＧ−Ｇ１００)等を使用してもかまわな
い。Therefore, in the present invention, the above main agent and the curing agent are contained in separate containers, and when used, two ordinary air spray guns or airless guns are applied side by side. Further, in some cases, a double-headed gun (SF-446 manufactured by Iwata Coating Machine Industry Co., Ltd.) or a concentric gun (TCG-G100 manufactured by Iwata Coating Machine Industry Co., Ltd.) may be used.
【００１４】[0014]
【作用】本発明の二液型水系接着剤は、主成分にアニオ
ン性クロロプレンラテックスを使用しているので、他の
ラテックスエマルジョンと比較して、低温〜高温域にわ
たり初期接着力及び耐久接着力が良く、ノニオン性クロ
ロプレンラテックスよりも耐水性も優れている。また硬
化剤の添加により初期接着力が発現させやすい。The two-component water-based adhesive of the present invention uses an anionic chloroprene latex as a main component, and thus has an initial adhesive strength and a durable adhesive strength over a low to high temperature range as compared with other latex emulsions. Good and has better water resistance than nonionic chloroprene latex. In addition, the addition of the curing agent makes it easy to develop the initial adhesive force.
【００１５】硬化剤が中性ないしはアルカリ性に位置す
る為、金属などの腐触，錆の発生を抑制することができ
る。Since the curing agent is located in a neutral or alkaline state, corrosion of metals and the like and rust can be suppressed.
【００１６】[0016]
【実施例】以下、実施例により説明するが、部または％
はいずれも重量換算値を示す。 実施例１〜３及び、比較例１〜４ アニオン性クロロプレンラテックスとして固形分５０
％、PH値１２のネオプレン５７２（昭和電工デュポン
社）を使用し、ノニオン性クロロプレンラテックスとし
て固形分４８％、PH値７のネオプレン１１５を使用し
て、表１に示す配合にて主剤とした。又、中性ないしは
アルカリ性の無機金属塩として、硝酸マグネシウム，塩
化カルシウム，硫酸マグネシウムと、弱酸性域の無機金
属塩として、塩化亜鉛，塩化アンモニウム，硫酸アンモ
ニウムの各々２０％水溶液を硬化剤として表１に示す。EXAMPLES The present invention will be described below with reference to examples, in which
Indicates a weight conversion value. Examples 1-3 and Comparative Examples 1-4 Solid content of 50 as anionic chloroprene latex
%, A neoprene 572 having a PH value of 12 (Showa Denko DuPont) and a nonionic chloroprene latex having a solid content of 48% and neoprene 115 having a PH value of 7 were used as main ingredients in the composition shown in Table 1. Table 1 shows a neutral or alkaline inorganic metal salt of magnesium nitrate, calcium chloride, and magnesium sulfate, and a weakly acidic inorganic metal salt of 20% aqueous solution of zinc chloride, ammonium chloride, and ammonium sulfate each as a curing agent. Show.
【００１７】次に、金属被着材への錆発生の有無を測定
する目的で、みがき鋼板上に主剤、硬化剤を２丁のスプ
レーガンで表１に示す比率で吐き出し空中で混合して塗
布し室温で７日間静置し、錆の発生の有無を目視で観察
した結果を表１に示す。Next, for the purpose of measuring the presence or absence of rust on the metal adherend, the main agent and the curing agent were discharged onto the polished steel plate with two spray guns at the ratio shown in Table 1 and mixed in the air. Table 7 shows the results of visual observation of the occurrence of rust.
【００１８】また、初期接着力を測定する目的で、ＪＩ
Ｓ Ｋ６８５０「接着剤の引張りせん断接着強さ試験方
法」に準じて１．５mmのカバ材及び２mm厚みがき鋼板に
上記の如く空中混合して塗布後圧着し、１分間養生後に
強度測定した結果を表１に示す。Further, for the purpose of measuring the initial adhesive strength, JI
According to SK 6850 "Testing method for tensile shear strength of adhesive", a mixture of 1.5 mm birch material and 2 mm thick steel plate was mixed in the air as described above, applied and pressed, cured for 1 minute, and measured for strength. It is shown in Table 1.
【００１９】[0019]
【表１】 [Table 1]
【００２０】[0020]
【発明の効果】表１より明らかな如く、本発明の二液型
水系接着剤は、錆の発生もなく、初期接着力も優れてい
るので、瞬間接着性が要求される自動車の内装材や天井
材等向けの接着、住宅における天井板の現物施工用接着
剤として有用である。As is clear from Table 1, the two-part type water-based adhesive of the present invention has no rust and has excellent initial adhesive strength. It is useful as an adhesive for materials and as an adhesive for actual construction of ceiling panels in houses.
Claims (1)
成分とする主剤と、中性ないしはアルカリ性の無機金属
塩を主成分とする硬化剤とからなることを特徴とする二
液型水系接着剤。1. A two-part water-based adhesive comprising a main agent mainly composed of an anionic chloroprene latex and a curing agent mainly composed of a neutral or alkaline inorganic metal salt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17571096A JPH101653A (en) | 1996-06-14 | 1996-06-14 | Two-pack water-based adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17571096A JPH101653A (en) | 1996-06-14 | 1996-06-14 | Two-pack water-based adhesive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH101653A true JPH101653A (en) | 1998-01-06 |
Family
ID=16000893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17571096A Pending JPH101653A (en) | 1996-06-14 | 1996-06-14 | Two-pack water-based adhesive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH101653A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100714137B1 (en) * | 1999-09-22 | 2007-05-02 | 덴끼 가가꾸 고교 가부시키가이샤 | Water-base adhesive, method for bonding a foam rubber or a wet suit by means thereof, and bonded structure |
| US20210238402A1 (en) * | 2018-04-23 | 2021-08-05 | Showa Denko K. K. | Latex for adhesive composition and adhesive composition |
-
1996
- 1996-06-14 JP JP17571096A patent/JPH101653A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100714137B1 (en) * | 1999-09-22 | 2007-05-02 | 덴끼 가가꾸 고교 가부시키가이샤 | Water-base adhesive, method for bonding a foam rubber or a wet suit by means thereof, and bonded structure |
| US20210238402A1 (en) * | 2018-04-23 | 2021-08-05 | Showa Denko K. K. | Latex for adhesive composition and adhesive composition |
| US12359051B2 (en) * | 2018-04-23 | 2025-07-15 | Resonac Corporation | Latex for adhesive composition and adhesive composition |
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