JP2690102B2 - Manufacturing method of thermosetting resin decorative board - Google Patents

Manufacturing method of thermosetting resin decorative board

Info

Publication number
JP2690102B2
JP2690102B2 JP63098357A JP9835788A JP2690102B2 JP 2690102 B2 JP2690102 B2 JP 2690102B2 JP 63098357 A JP63098357 A JP 63098357A JP 9835788 A JP9835788 A JP 9835788A JP 2690102 B2 JP2690102 B2 JP 2690102B2
Authority
JP
Japan
Prior art keywords
resin
thermosetting resin
curing
decorative
inhibitor
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 - Lifetime
Application number
JP63098357A
Other languages
Japanese (ja)
Other versions
JPH01269510A (en
Inventor
創 久保田
明 川合
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP63098357A priority Critical patent/JP2690102B2/en
Publication of JPH01269510A publication Critical patent/JPH01269510A/en
Application granted granted Critical
Publication of JP2690102B2 publication Critical patent/JP2690102B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、ジアリルフタレート樹脂化粧板や乾式ポリ
エステル化粧板等の熱硬化性樹脂化粧板の製造方法に関
し、特にエンボス模様を有する熱硬化性樹脂化粧板の製
造方法に関する。
TECHNICAL FIELD The present invention relates to a method for producing a thermosetting resin decorative board such as a diallyl phthalate resin decorative board or a dry polyester decorative board, and more particularly to a thermosetting resin having an embossed pattern. The present invention relates to a method for manufacturing a decorative board.

〔従来技術〕(Prior art)

従来、熱硬化性樹脂化粧板における立体感付与の方法
としては、ローラーエンボスや型板エンボス等を用いて
化粧板表面の柄模様とエンボス加工の位置を合わせてエ
ンボス模様を付与する方法があった。しかし、この方法
では、化粧板表面の柄模様とエンボス加工の位置を完全
に一致させることは極めて困難であり、しかもエンボス
版の製作が高価につくという欠点があった。
Conventionally, as a method of imparting a three-dimensional effect in a thermosetting resin decorative board, there is a method of applying an embossed pattern by aligning the pattern pattern on the decorative board surface with the embossing position by using roller embossing or template embossing. . However, with this method, it is extremely difficult to completely match the pattern pattern on the surface of the decorative plate with the position of embossing, and there is a drawback in that the production of the embossing plate is expensive.

また、別の方法にケミカルエンボス法があり、その1
つとして、樹脂含浸用の原紙に、樹脂に対してはじき効
果のある物質を含むインキで模様を形成し、その上に樹
脂を塗布又は含浸する際に、インキ部分の上の樹脂をは
じかせエンボス模様を形成する方法がある。しかし、は
じき効果のみでは、加熱、加圧成形タイプの樹脂を用い
た場合に十分なエンボス効果が現われない。
Another method is the chemical embossing method.
As a result, a pattern is formed on the base paper for resin impregnation with ink containing a substance having a repelling effect on the resin, and when the resin is applied or impregnated on it, the resin on the ink part is repelled and embossed. There is a method of forming a pattern. However, only the repelling effect does not show a sufficient embossing effect when a resin of heating and pressure molding type is used.

他のケミカルエンボス法として、樹脂含浸用原紙に、
樹脂の重合禁止剤(硬化抑制剤)としてハイドロキノン
を含むインキで模様を形成し、含浸樹脂の硬化速度に差
をもたせ、その差を利用して化粧板表面にエンボス模様
を形成させる方法がある。この方法では、樹脂の硬化に
時間を要すること、及び重合禁止剤自体が熱硬化性樹脂
含浸の際の含浸液の溶剤に対する耐性が十分でなく物性
低下の問題を生じたり、また原紙に含まれる水分等によ
り重合禁止剤含有インキによる印刷部分以外に溶出しや
すいため、凹部が形成されにくいという欠点があった。
As another chemical embossing method, for resin impregnated base paper,
There is a method in which a pattern is formed with an ink containing hydroquinone as a polymerization inhibitor (curing inhibitor) of the resin, a difference is set in the curing speed of the impregnated resin, and the difference is used to form an embossed pattern on the surface of the decorative sheet. In this method, it takes a long time to cure the resin, and the polymerization inhibitor itself does not have sufficient resistance to the solvent of the impregnating liquid during the impregnation of the thermosetting resin, which causes a problem of deterioration of physical properties, and is contained in the base paper. There is a drawback that recesses are difficult to be formed because it is likely to be eluted due to water or the like in areas other than the printed area by the ink containing the polymerization inhibitor.

〔発明が解決しようとする課題〕[Problems to be solved by the invention]

本発明は、上述のような従来方法の欠点を解消し、安
定した同調効果が得られ、シャープなエンボス模様を形
成しうる熱硬化性樹脂化粧板の製造方法を提供すること
を目的とする。特に、ケミカルエンボス法においての欠
点である重合禁止剤(硬化抑制剤)の溶出を抑えること
により、印刷と同調したシャープなエンボスを得ること
を目的とする。
An object of the present invention is to provide a method for producing a thermosetting resin decorative board that solves the above-mentioned drawbacks of the conventional method, can obtain a stable tuning effect, and can form a sharp embossed pattern. In particular, it is an object to obtain a sharp embossing synchronized with printing by suppressing the elution of a polymerization inhibitor (curing inhibitor), which is a drawback in the chemical embossing method.

〔課題を解決するための手段〕[Means for solving the problem]

本発明者らは、前記ケミカルエンボス法によって熱硬
化性樹脂化粧板にエンボスを形成する際に、硬化抑制剤
としてアルミ系キレート剤を用い、硬化抑制剤含有イン
クのインキバインダー前記硬化抑制剤では硬化抑制され
ないタイプの硬化型樹脂を用いる場合に、前述の目的を
達成しうることを見出し、本発明を完成した。
The present inventors used an aluminum-based chelating agent as a curing inhibitor when forming an emboss on a thermosetting resin decorative board by the chemical embossing method, and used an ink binder of a curing inhibitor-containing ink to cure with the curing inhibitor. The present invention has been completed by finding that the above-mentioned object can be achieved when a curable resin of an uncontrolled type is used.

すなわち、本発明は化粧原紙上に所望の絵柄の通常印
刷層、及び後記含浸用熱硬化性樹脂に対する硬化抑制剤
を含有する所望の絵柄の印刷層を順次形成してなる化粧
シートに、熱硬化性樹脂液を含浸させて乾燥し、得られ
た含浸化粧シートを印刷層を上にして基材上に積層し、
その上に賦型板を重ね、これを一対の熱板間に挟持して
加熱加圧成型し、熱硬化性樹脂の硬化により積層板を一
体化するとともに、前記硬化抑制剤含有印刷層上の熱硬
化性樹脂を賦型板に付着させて除去することによりエン
ボス模様を有する熱硬化性樹脂化粧板を製造する方法に
おいて、硬化抑制剤としてアルミ系キレート剤を用い、
硬化抑制剤含有印刷層におけるバインダーとして前記硬
化抑制剤では硬化抑制されないタイプの硬化型樹脂を用
いることを特徴とする熱硬化性樹脂化粧板の製造方法で
ある。
That is, the present invention is a decorative sheet formed by sequentially forming a normal print layer of a desired pattern on a decorative base paper, and a print layer of a desired pattern containing a curing inhibitor for a thermosetting resin for impregnation described below, and heat-curing the same. And impregnate with a water-soluble resin liquid, then dry, and laminate the resulting impregnated decorative sheet on the substrate with the printing layer on top,
A shaping plate is superposed on it, and it is sandwiched between a pair of hot plates to be heat-pressed and molded, and the laminate is integrated by curing the thermosetting resin. In a method for producing a thermosetting resin decorative board having an embossed pattern by adhering and removing a thermosetting resin on a shaping plate, an aluminum chelating agent is used as a curing inhibitor,
The method for producing a thermosetting resin decorative board is characterized by using a curable resin of a type that is not curable by the curative inhibitor as a binder in the curative inhibitor-containing printed layer.

以下、本発明を図面に基づいて説明する。 Hereinafter, the present invention will be described with reference to the drawings.

まず、第1図(イ)に示すように化粧原紙1上に通常
印刷層2及び硬化抑制剤含有印刷層3を順次設ける。
First, as shown in FIG. 1A, a normal printing layer 2 and a curing inhibitor-containing printing layer 3 are sequentially provided on a decorative base paper 1.

本発明で使用しうる化粧原紙は、チタン紙、薄葉紙、
クラフト紙等の通常紙であり、特にチタン紙の使用が望
ましい。
The decorative base paper that can be used in the present invention includes titanium paper, thin paper,
It is ordinary paper such as kraft paper, and it is particularly preferable to use titanium paper.

化粧原紙上に通常印刷層を設けるには、公知のインキ
ないし塗料組成物を使用することができ、例えばインキ
ないし塗料用ビヒクルに染料または顔料等の着色剤を添
加し、さらに可塑剤、安定剤、ワックス、グリース、乾
燥剤、補助乾燥剤、硬化剤、増粘剤、分散剤、充填剤等
の公知の添加剤を任意に添加し、溶剤、希釈剤等で十分
混練してなるインキないし塗料組成物があげられる。
In order to form a usual printing layer on the decorative base paper, a known ink or coating composition can be used. For example, a coloring agent such as a dye or a pigment is added to a vehicle for the ink or coating, and a plasticizer and a stabilizer are further added. Inks or paints obtained by optionally adding known additives such as wax, grease, desiccant, auxiliary desiccant, curing agent, thickener, dispersant, filler, etc., and thoroughly kneading with solvent, diluent, etc. Examples include compositions.

上記のインキないし塗料組成物においてビヒクルとし
ては、公知のもの、例えばアマニ油、大豆油、合成乾性
油等の各種の油脂類、ロジンコパールダンマル、硬化ロ
ジン、ロジンエステル又は重合ロジン等の天然樹脂及び
加工樹脂類、ロジン変性フェノール樹脂、100%フェノ
ール樹脂、マレイン酸樹脂、アルキッド樹脂、石油系樹
脂、ビニル系樹脂、アクリル系樹脂、ポリアミド系樹
脂、エポキシ系樹脂、アミノアルキッド樹脂等の合成樹
脂類、ニトロセルロース、エチルセルロース等の繊維素
誘導体、塩化ゴム、環化ゴムのゴム誘導体、その他、
膠、カゼイン、デキストリン、ゼイン等を使用すること
ができる。
As the vehicle in the above ink or coating composition, known ones, for example, linseed oil, soybean oil, various fats and oils such as synthetic drying oil, rosin copearl dammar, hardened rosin, natural resin such as rosin ester or polymerized rosin and Synthetic resins such as processed resins, rosin-modified phenol resin, 100% phenol resin, maleic acid resin, alkyd resin, petroleum resin, vinyl resin, acrylic resin, polyamide resin, epoxy resin, aminoalkyd resin, Fiber derivatives such as nitrocellulose and ethyl cellulose, chlorinated rubber, rubber derivatives of cyclized rubber, etc.
Glue, casein, dextrin, zein and the like can be used.

硬化抑制剤含有印刷層を設けるのに用いる組成物とし
ては、ビヒクル樹脂5〜50wt%、溶剤20〜70wt%、後述
する含浸用熱硬化性樹脂の硬化抑制剤3〜60wt%を含む
ものが好ましく、さらに必要に応じて50wt%までの顔料
又は染料、その他通常印刷層形成用組成物について前述
したような添加剤を加えることができる。ビヒクル樹脂
としては、含浸用熱硬化性樹脂とタイプの異なる熱硬化
性樹脂を使用し、含浸用熱硬化性樹脂としてラジカル付
加重合型を用いる場合は、メラミン樹脂、尿素樹脂、シ
リコーン系樹脂、フェノール系樹脂などの付加縮合型熱
硬化性樹脂を用い、含浸用熱硬化性樹脂として付加縮合
型熱硬化性樹脂を用いる場合には、ジアリルフタレー
ト、不飽和ポリエステル、ウレタン樹脂、アミン硬化型
エポキシ樹脂、エチレン性不飽和基を導入した付加重合
型シリコーン樹脂などの付加重合型熱硬化性樹脂が用い
られる。これらの中でも特に尿素系、メラミン系樹脂の
使用が、硬化温度、硬化時間の点から好ましい。これら
樹脂とともに、これら樹脂をセルロール、アルコール、
アルキッドなどで変性したものを部分的に、たとえばビ
ヒクル樹脂中に5〜30wt%含ませるか、あるいは、セル
ロース、アクリル樹脂、ポリ塩化ビニル等の熱可塑性樹
脂を10〜60wt%混合することにより、インキ皮膜の性能
を低下させることなく、インキの印刷適性ならびにイン
キの塗布後に行うビヒクル樹脂の固化条件の緩和、たと
えば時間の短縮および温度の低下、などの効果が得られ
る。
The composition used for providing the curing inhibitor-containing printing layer preferably contains 5 to 50 wt% of vehicle resin, 20 to 70 wt% of solvent, and 3 to 60 wt% of curing inhibitor of the thermosetting resin for impregnation described later. Further, if necessary, up to 50% by weight of pigments or dyes and other additives as described above for the composition for forming a normal printing layer can be added. As the vehicle resin, a thermosetting resin of a different type from the thermosetting resin for impregnation is used, and when a radical addition polymerization type is used as the thermosetting resin for impregnation, melamine resin, urea resin, silicone resin, phenol Using an addition condensation type thermosetting resin such as a system resin, when using an addition condensation type thermosetting resin as a thermosetting resin for impregnation, diallyl phthalate, unsaturated polyester, urethane resin, amine curing type epoxy resin, An addition polymerization type thermosetting resin such as an addition polymerization type silicone resin introduced with an ethylenically unsaturated group is used. Of these, the use of urea-based and melamine-based resins is particularly preferable from the viewpoint of curing temperature and curing time. With these resins, these resins, cellulose, alcohol,
By partially containing, for example, 5 to 30 wt% in a vehicle resin modified with alkyd, or by mixing 10 to 60 wt% of a thermoplastic resin such as cellulose, acrylic resin, or polyvinyl chloride, the ink Without deteriorating the performance of the film, the printability of the ink and the relaxation of the solidification conditions of the vehicle resin performed after the application of the ink, such as shortening the time and lowering the temperature, can be obtained.

インキ中の溶剤ないしは分散媒としては、トルエン、
キシレンなどの芳香族炭化水素:イソプロピルアルコー
ル、エチルアルコール、メチルアルコールなどの脂肪族
アルコール:酢酸エチル、酢酸ブチルなどのエステル
類:アセトン、メチルエチルケトン、メチルイソブチル
ケトン等のケトン類:エチレングリコールモノメチルエ
ーテル、ジオキサン、テトラヒドロフラン等のエーテル
類:γ−プロピオラクトン、γ−ブチロラクトンなどの
ラクトン類:ジメチルフォルムアミド、ジメチルアセト
アミドなどのアミド類などの一種または二種以上の混合
物が用いられる。また、水も分散媒として用い得る。
尚、これらの溶媒ないし分散媒は含浸樹脂液の作成にも
用いられる。
As the solvent or dispersion medium in the ink, toluene,
Aromatic hydrocarbons such as xylene: Aliphatic alcohols such as isopropyl alcohol, ethyl alcohol and methyl alcohol: Esters such as ethyl acetate and butyl acetate: Ketones such as acetone, methyl ethyl ketone and methyl isobutyl ketone: Ethylene glycol monomethyl ether, dioxane , And ethers such as tetrahydrofuran: γ-propiolactone, lactones such as γ-butyrolactone: amides such as dimethylformamide and dimethylacetamide, or a mixture of two or more thereof. Water can also be used as the dispersion medium.
Incidentally, these solvents or dispersion media are also used for preparing the impregnated resin liquid.

本発明で使用する硬化抑制剤はアルミ系キレートであ
り、例えばN−ニトロソフェニルヒドロキシルアミンア
ルミニウム塩があげられる。N−ニトロソフェニルヒド
ロキシルアミンアルミニウム塩は本発明における硬化抑
制剤として適しており、また印刷インキとしても安定化
があるため好ましい。硬化抑制剤の使用量は、インキ中
に1〜20%、好ましくは1〜10%である。
The curing inhibitor used in the present invention is an aluminum chelate, and examples thereof include N-nitrosophenylhydroxylamine aluminum salt. N-nitrosophenylhydroxylamine aluminum salt is suitable as a curing inhibitor in the present invention and is also preferable as a printing ink because it is preferable. The amount of the curing inhibitor used is 1 to 20%, preferably 1 to 10% in the ink.

本発明の硬化抑制剤は含浸用熱硬化性樹脂に対して硬
化抑制効果を有するが、該硬化抑制剤含有印刷層におけ
る硬化型樹脂の硬化には影響を及ぼさない。
The curing inhibitor of the present invention has a curing inhibiting effect on the thermosetting resin for impregnation, but does not affect the curing of the curable resin in the curing inhibitor-containing printing layer.

上記硬化抑制剤含有インキを用いて絵柄を印刷する手
段としては、一般に行われている直刷りや転写法を用い
ることができ、特にグラビア印刷が本用途には適してい
る。
As a means for printing a pattern using the ink containing a curing inhibitor, generally used direct printing or transfer method can be used, and gravure printing is particularly suitable for this application.

化粧原紙1上に通常印刷層2及び硬化抑制剤含有印刷
層3を順次形成した化粧シートに含浸させるための含浸
用熱硬化性樹脂4としては、メラミン樹脂、ジアリルフ
タレート樹脂、グアナミン樹脂、ポリエステル樹脂、フ
ェノール樹脂が使用でき、特に本発明の硬化抑制剤の効
果が有効な熱硬化性樹脂としてはジアリルフタレート樹
脂、ポリエステル樹脂がある。これらの樹脂は、前述し
た溶媒ないし分散媒によって樹脂液とし、通常の含浸機
にて化粧シートに含浸され、次いで乾燥される。
The thermosetting resin 4 for impregnation for impregnating the decorative sheet in which the normal printing layer 2 and the curing inhibitor-containing printing layer 3 are sequentially formed on the decorative base paper 1 is melamine resin, diallyl phthalate resin, guanamine resin, polyester resin. Phenol resins can be used, and thermosetting resins for which the effect of the curing inhibitor of the present invention is particularly effective include diallyl phthalate resin and polyester resin. These resins are made into a resin liquid by the above-mentioned solvent or dispersion medium, and the decorative sheet is impregnated with an ordinary impregnating machine and then dried.

このようにして得られた含浸化粧シートを印刷面を上
にして基材5上に積層する。使用しうる基材としては、
合板、パーティクルボード、フレキシブルボード、ケイ
酸カルシウム板、パルプセメント板、樹脂含浸積層コア
ー紙等が挙げられる。
The impregnated decorative sheet thus obtained is laminated on the substrate 5 with the printing surface facing up. As a base material that can be used,
Plywood, particle board, flexible board, calcium silicate board, pulp cement board, resin-impregnated laminated core paper and the like can be mentioned.

賦型板8としては、通常の熱硬化性樹脂化粧板の製造
に用いられるものであればよく、例えばジュラルミン板
やステンレス板が用いられる。又、ポリプロピレンフィ
ルム等のプラスチックフィルム、シリコーン処理紙など
のリリースペーパーを用いることもできる。
The shape-imparting plate 8 may be any one used in the production of a usual thermosetting resin decorative plate, for example, a duralumin plate or a stainless plate. Further, a plastic film such as a polypropylene film or a release paper such as a silicone-treated paper may be used.

加熱加圧成形は、通常のプレス機によって行えばよ
い。
The heat and pressure molding may be performed by a usual press machine.

第1図(ハ)に示すように、プレス終了後賦型板8を
離型すると、硬化抑制剤含有印刷層3上の未硬化の熱硬
化性樹脂7が賦型板8に付着して除かれる。
As shown in FIG. 1C, when the shape-imparting plate 8 is released after pressing, the uncured thermosetting resin 7 on the curing-inhibitor-containing printing layer 3 adheres to the shape-imparting plate 8 and is removed. Get burned.

〔実施例〕〔Example〕

化粧原紙として興人(株)製のPM−61P 80g/m2のチタ
ン紙を用い、これに下記配合の通常のグラビアインキに
て木目柄を印刷し、次いで下記配合の硬化抑制剤含有イ
ンキにてグラビア印刷機により導管部の印刷を行なっ
た。
PM-61P 80g / m 2 titanium paper manufactured by Kojin Co., Ltd. was used as a base paper for decorative paper, and a wood grain pattern was printed on this with a normal gravure ink with the following composition, and then with a curing inhibitor containing ink with the following composition. The conduit portion was printed by a gravure printing machine.

通常のグラビアインキ 酢酸セルロース 5〜6重量% 着色顔料 15〜35重量% ジブチルフタレート 2〜3重量% (可塑剤) 溶 剤 56〜78重量% 硬化抑制剤を含むインキ アミノアルキッド樹脂 30重量% パラトルエンスルフォン酸 8重量% N−ニトロソフェニルヒドロキシルアミンアルミニウ
ム塩 3重量% 着色顔料 25重量% 溶 剤 42重量% 印刷紙を160℃、20秒間熱処理し、導管部のインキ樹
脂を硬化させ、次に示す樹脂配合液により通常の含浸機
にて含浸処理を行った。
Regular gravure ink Cellulose acetate 5-6% by weight Color pigment 15-35% by weight Dibutyl phthalate 2-3% by weight (Plasticizer) Solvent 56-78% by weight Ink containing a curing inhibitor Aminoalkyd resin 30% by weight Paratoluenesulfonic acid 8% by weight N-nitrosophenylhydroxylamine aluminum salt 3% by weight Colored pigment 25% by weight Solvent 42% by weight The printing paper was heat-treated at 160 ° C. for 20 seconds to cure the ink resin in the conduit portion, and impregnated with the following resin compounding solution using an ordinary impregnation machine.

樹脂配合液 ジアリルフタレートプレポリマー 120部 不飽和ポリエステル 40部 過酸化ベンゾイル 12部 ラウリン酸 0.6部 アセトン 150部 含浸後、80℃10分間乾燥し、含浸紙とした。この時の
含浸量は12g/尺ドライであった。
Resin compounding solution diallyl phthalate prepolymer 120 parts Unsaturated polyester 40 parts Benzoyl peroxide 12 parts Lauric acid 0.6 parts Acetone 150 parts After impregnation, it was dried at 80 ° C for 10 minutes to obtain impregnated paper. The impregnated amount at this time was 12 g / scale 2 dry.

12mmのパーティクルボード上に該含浸紙をインキ面を
上にして重ね、その上に研磨したジュラルミン板の鏡面
が下面になる様に載置し、140℃,10kg/cm2の条件にて10
分間プレスした。
The impregnated paper is overlaid on the 12 mm particle board with the ink side facing up, and it is placed so that the mirror surface of the polished duralumin plate is the lower surface, and the temperature is 10 ° C under the conditions of 140 ° C and 10 kg / cm 2 .
Pressed for minutes.

プレス終了後、ジュラルミン板を離型したところ、導
管インキ部上の末硬化樹脂がジュラルミン板に付着し、
非常に安定し、シャープなエンボスを持つ化粧板が得ら
れた。得られた化粧板を日本農林規格(JAS)FWタイプ
に準拠した物性試験を行なったところ、全項目に合格
し、品質上も良好であることが確認できた。
After pressing, the duralumin plate was released from the mold, and the unhardened resin on the conduit ink part adhered to the duralumin plate,
A veneer with a very stable and sharp embossing was obtained. When the obtained decorative board was subjected to a physical property test based on the Japan Agriculture and Forestry Standard (JAS) FW type, it was confirmed that all the items passed and the quality was good.

〔発明の効果〕〔The invention's effect〕

以上詳述したように、本発明方法により、エンボス付
与方法の1つであるケミカルエンボス法において、硬化
抑制剤の溶出を抑えることができ、印刷と同調したシャ
ープなエンボスを有する熱硬化性樹脂化粧板を安定して
得ることが可能となった。
As described above in detail, according to the method of the present invention, in the chemical embossing method, which is one of the embossing methods, the elution of the curing inhibitor can be suppressed, and the thermosetting resin makeup having sharp embossing synchronized with printing can be obtained. It became possible to obtain a stable plate.

【図面の簡単な説明】 第1図は本発明方法による化粧板製造の工程図を示す。 1……化粧原紙 2……通常印刷層 3……硬化抑制剤含有印刷層 4……含浸樹脂(熱硬化性樹脂) 5……基材 6……熱硬化性樹脂 7……熱硬化性樹脂 8……賦型板BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a process diagram of manufacturing a decorative board by the method of the present invention. 1 ... Decorative base paper 2 ... Normal printing layer 3 ... Curing inhibitor-containing printing layer 4 ... Impregnating resin (thermosetting resin) 5 ... Base material 6 ... Thermosetting resin 7 ... Thermosetting resin 8 ... Shaping plate

───────────────────────────────────────────────────── 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 B29L 9:00 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 6 Identification code Agency reference number FI Technical display location B29L 9:00

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】化粧原紙上に所望の絵柄の通常印刷層、及
び後記含浸用熱硬化性樹脂に対する硬化抑制剤を含有す
る所望の絵柄の印刷層を順次形成してなる化粧シート
に、熱硬化性樹脂液を含浸させて乾燥し、得られた含浸
化粧シートを印刷層を上にして基材上に積層し、その上
に賦型板を重ね、これを一対の熱板間に挟持して加熱加
圧成型し、熱硬化性樹脂の硬化により積層体を一体化す
るとともに、前記硬化抑制剤含有印刷層上の熱硬化性樹
脂を賦型板に付着させて除去することによりエンボス模
様を有する熱硬化性樹脂化粧板を製造する方法におい
て、硬化抑制剤としてアルミ系キレート剤を用い、硬化
抑制剤含有印刷層におけるバインダーとして前記硬化抑
制剤では硬化抑制されないタイプの硬化型樹脂を用いる
ことを特徴とする熱硬化性樹脂化粧板の製造方法。
1. A heat-curable decorative sheet, which comprises a decorative base paper and a print layer having a desired pattern and a pattern containing a curing inhibitor for a thermosetting resin for impregnation, which are successively formed on the decorative base paper. The resin sheet is impregnated with a water-soluble resin liquid and dried, and the obtained impregnated decorative sheet is laminated on the substrate with the printing layer on top, and the shaping plate is placed on it, sandwiched between a pair of hot plates. It has an embossed pattern by heat-press molding and by curing the thermosetting resin to integrate the laminate and by removing the thermosetting resin on the curing-inhibitor-containing printing layer by adhering it to the shaping plate. In a method for producing a thermosetting resin decorative board, an aluminum-based chelating agent is used as a curing inhibitor, and a curable resin of a type that is not cured by the curing inhibitor is used as a binder in a curing inhibitor-containing printing layer. And thermosetting Method of manufacturing a sexual resin decorative plate.
JP63098357A 1988-04-22 1988-04-22 Manufacturing method of thermosetting resin decorative board Expired - Lifetime JP2690102B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63098357A JP2690102B2 (en) 1988-04-22 1988-04-22 Manufacturing method of thermosetting resin decorative board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63098357A JP2690102B2 (en) 1988-04-22 1988-04-22 Manufacturing method of thermosetting resin decorative board

Publications (2)

Publication Number Publication Date
JPH01269510A JPH01269510A (en) 1989-10-27
JP2690102B2 true JP2690102B2 (en) 1997-12-10

Family

ID=14217636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63098357A Expired - Lifetime JP2690102B2 (en) 1988-04-22 1988-04-22 Manufacturing method of thermosetting resin decorative board

Country Status (1)

Country Link
JP (1) JP2690102B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020196840A1 (en) * 2019-03-28 2020-10-01 大日本印刷株式会社 Decorative material and method for producing same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5763288A (en) * 1980-10-03 1982-04-16 Dainippon Printing Co Ltd Manufacture of decorative sheet having harmonious embossed pattern
JPS5951437A (en) * 1982-09-17 1984-03-24 Toshiba Corp High-frequency coupler
JPH0641223B2 (en) * 1985-03-18 1994-06-01 大日本印刷株式会社 Method for manufacturing a decorative material having a synchronous embossing

Also Published As

Publication number Publication date
JPH01269510A (en) 1989-10-27

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