WO2015064579A1 - 円筒状凸版印刷原版の製造方法 - Google Patents
円筒状凸版印刷原版の製造方法 Download PDFInfo
- Publication number
- WO2015064579A1 WO2015064579A1 PCT/JP2014/078642 JP2014078642W WO2015064579A1 WO 2015064579 A1 WO2015064579 A1 WO 2015064579A1 JP 2014078642 W JP2014078642 W JP 2014078642W WO 2015064579 A1 WO2015064579 A1 WO 2015064579A1
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- WIPO (PCT)
- Prior art keywords
- printing
- photosensitive resin
- resin layer
- original plate
- cylindrical
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/006—Forme preparation the relief or intaglio pattern being obtained by abrasive means, e.g. by sandblasting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/002—Joining methods not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/02—Engraving; Heads therefor
- B41C1/04—Engraving; Heads therefor using heads controlled by an electric information signal
- B41C1/05—Heat-generating engraving heads, e.g. laser beam, electron beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/18—Curved printing formes or printing cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N1/00—Printing plates or foils; Materials therefor
- B41N1/12—Printing plates or foils; Materials therefor non-metallic other than stone, e.g. printing plates or foils comprising inorganic materials in an organic matrix
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N1/00—Printing plates or foils; Materials therefor
- B41N1/16—Curved printing plates, especially cylinders
- B41N1/22—Curved printing plates, especially cylinders made of other substances
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
- G03F7/24—Curved surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/767—Printing equipment or accessories therefor
Definitions
- the present invention relates to a method for producing a cylindrical relief printing original plate.
- a laser engraving method in which a resin layer is irradiated with laser light to decompose and remove the resin to form an uneven pattern on the surface. This is because the process from imaging to pattern formation can be performed on a cylinder with high efficiency.
- the resin layer material applied to the laser engraving method include vulcanized rubber, a photosensitive resin cured product obtained by photocuring a photosensitive resin composition, and a heat obtained by thermosetting a thermosetting resin composition.
- a curable resin cured product is used.
- many proposals have been made for a method for producing a cylindrical printing original plate using a liquid photosensitive resin or a sheet-shaped photosensitive resin plate widely used in the printing field.
- Patent Document 1 describes a method of manufacturing a continuous printing element without a seam by winding a sheet-like printing original printing layer around a printing sleeve and fusing by melting or melting the ends.
- Patent Document 2 a printing original plate layer sheet is wound around a cylindrical support, and the overlapping portion of the winding start and end is heated and fused at 80 ° C. or more and 250 ° C. or less while applying pressure, thereby cylindrical printing. It describes that an original plate is manufactured.
- the method for producing a cylindrical printing original plate as disclosed in Patent Documents 1 and 2 is to produce a cylindrical printing original plate by fusing and melting and melting the end portions of the sheet-like printing original plate at a high temperature. Therefore, these production methods involve thermochemical changes of the printing original plate composition in the process of dissolution or melting. In the cylindrical printing original plate manufactured in this way, the fused end part is thermally deteriorated, the joining strength between the winding start and end is weak, and laser engraving is used to form a pattern while rotating the cylindrical printing original plate at high speed Then, the printing original plate may come off from the support. Furthermore, there are also problems in production efficiency such as generation of harmful odor due to transpiration of low molecular weight components of the printing plate precursor composition and the need for a stabilization step such as cooling after fusion.
- the present invention has been made to solve the problems of the prior art, and its purpose is to apply laser engraving in a method of manufacturing a cylindrical relief printing precursor by winding a printing precursor sheet around a cylindrical support. It is an object of the present invention to provide a cylindrical relief printing original plate having a high bonding strength at the end portion, in which the printing original plate does not come off.
- the inventor has intensively studied a simple method that does not require a high-temperature fusing step when joining both ends of the printing original plate, and as a result, the compressive strength at 25 ° C. is 1.0-3.
- a printing original plate sheet having a photosensitive resin layer of 0 kgf / cm 2 on the surface is prepared, wound around a cylindrical support, the start side and the end side are overlapped, and pressure is applied to the overlap portion in the normal temperature range. It was found that the bonding strength of the overlapped portion was greatly improved by pressure bonding. It was also found that the cylindrical printing original plate thus obtained has small thickness unevenness, maintains bonding strength even in high-speed printing, and has no adverse effects such as printing unevenness. Furthermore, it has also been found that such a method is excellent in a manufacturing work environment.
- a method for producing a cylindrical relief printing precursor by winding a printing precursor sheet around a cylindrical support which comprises the following steps (i) to (iii): Production method: (I) a step of producing a printing original plate having an uncured photosensitive resin layer having a compressive strength at 25 ° C. of 1.0 to 3.0 kgf / cm 2 on the surface; (Ii) a step of winding the printing original plate sheet around a cylindrical support and superimposing the winding start end side and end end side; and (iii) pressure at a temperature range of 10 to 40 ° C. on the overlapping portion of the winding start end side and end end side.
- the production method according to (1) wherein the content of the binder polymer in the photosensitive resin layer is 35 to 55% by mass.
- the binder polymer in the photosensitive resin layer contains at least one latex resin selected from polybutadiene latex, nitrile-butadiene latex, styrene-butadiene latex, and methyl methacrylate-butadiene latex (2) The manufacturing method as described in.
- the method according to (4) further comprising (v) grinding, polishing, and / or machining the overlapped portion after the step (iv).
- the production method of the present invention it is possible to efficiently produce a cylindrical printing original plate for laser engraving with high bonding strength at both ends of a printing original plate wound around a cylindrical support and small thickness unevenness. Moreover, since high temperature processing is not required at the time of joining, the burden on the manufacturing method and equipment is small, and the manufacturing work environment is excellent.
- the method of the present invention includes the following steps (i) to (iii).
- a printing original plate sheet having an uncured photosensitive resin layer can be prepared using a conventionally known method.
- the uncured photosensitive resin layer may be the uncured photosensitive resin layer itself, or may be a laminate of the uncured photosensitive resin layer on the support film.
- the present invention is characterized in that the photosensitive resin layer used here has a compressive strength at 25 ° C. of 1.0 to 3.0 kgf / cm 2 , preferably 1.5 to 2.5 kgf / cm 2 . In the conventional photosensitive resin layer, this compressive strength is much higher than the above range, and sufficient bonding cannot be performed at 10 ° C to 40 ° C.
- the resin can be retained without flowing at 10 ° C to 40 ° C, and it can be wound around a cylindrical support simply by applying pressure in the room temperature range of 10 ° C to 40 ° C. The both ends of the resin layer can be firmly joined.
- cylindrical support used in the present invention examples include a metal, rubber or plastic cylinder, and a sleeve made of plastic, metal or fiber reinforced plastic.
- a hollow cylindrical support made of fiber reinforced plastic is particularly preferable.
- the content of the binder polymer in the photosensitive resin layer is preferably 35 to 55% by mass. If the content of the binder polymer is within the above range, the resin can maintain its shape without flowing at 10 to 40 ° C., and the cured photosensitive resin layer has toughness and rubber elasticity suitable for printing. be able to.
- the photosensitive resin layer contains a conventionally known photopolymerizable compound and photopolymerization initiator in addition to the above-mentioned binder polymer, and further, for example, a polymerization inhibitor, an ultraviolet absorber, a photothermal conversion agent, a high thermal conductive agent, Porous inorganic particles, lubricants, surfactants, plasticizers, fragrances and the like can be added.
- the binder polymer acts as a binder that connects these materials.
- the binder polymer is polybutadiene latex (BR latex), nitrile-butadiene latex (NBR latex), styrene-butadiene latex (SBR latex), and methyl methacrylate.
- BR latex polybutadiene latex
- NBR latex nitrile-butadiene latex
- SBR latex styrene-butadiene latex
- -It is preferable that at least one latex resin selected from butadiene latex (MBR latex) is contained as a main component (40% by mass or more). Since these resins are fine-grained synthetic rubbers, they are characterized by having fluidity while being tough, and are suitable for achieving the above compressive strength.
- a conventionally known resin molding method can be used as a method for forming the printing original plate sheet by forming the photosensitive resin layer into a sheet shape.
- a method for forming the printing original plate sheet by forming the photosensitive resin layer into a sheet shape a conventionally known resin molding method can be used.
- the pressing condition is preferably about 20 to 200 kg / cm 2
- the temperature condition during pressing is preferably about room temperature to about 150 ° C.
- the thickness of the formed product is not particularly limited, but is usually about 0.1 to 10 mm.
- the support film a material excellent in dimensional stability is preferably used.
- polyester films such as PET (polyethylene terephthalate), PBT (polybutylene terephthalate), and PAN (polyacrylonitrile), PE (polyethylene) and PP (polyethylene terephthalate).
- Polyolefin film such as polypropylene can be used.
- the thickness of the support is preferably 25 to 500 ⁇ m, more preferably 50 to 250 ⁇ m.
- the protective film is provided for the purpose of preventing scratches and dents on the surface of the photosensitive resin layer.
- polyester films such as PET (polyethylene terephthalate), PBT (polybutylene terephthalate), and PAN (polyacrylonitrile),
- a polyolefin-based film such as PE (polyethylene) or PP (polypropylene) can be used.
- the thickness of the protective film is preferably 25 to 500 ⁇ m, more preferably 50 to 250 ⁇ m.
- the film surface may be matted.
- the protective film is preferably removable from the photosensitive resin layer, and an anti-adhesion layer may be provided between them.
- the material used for the anti-adhesion layer is preferably composed of a resin having low adhesiveness such as polyvinyl alcohol, polyvinyl acetate, partially saponified polyvinyl alcohol, hydroxyalkyl cellulose, alkyl cellulose, polyamide resin. Moreover, you may provide a long-chain alkyl type
- the release layer is preferably provided on the surface of the support film in contact with the photosensitive resin layer in order to facilitate peeling.
- step (ii) the printing original plate sheet prepared in step (i) is wound around a cylindrical support, and the winding start end side and end end side are overlapped.
- the width of the overlapping portion of the printing original plate sheet is preferably 1 mm or more and 50 mm or less, more preferably 2 mm or more and 10 mm or less, and further preferably 3 mm or more and 5 mm or less. If the width of the overlapped portion is within the above range, there is no excessive overlapped portion, and the bonding strength of the bonded portion can be sufficiently secured.
- the sheet-form printing original plate When the sheet-form printing original plate has a support film, it is wound so that the support film side is in contact with the cylindrical support. At this time, in order to prevent thickness unevenness, it is preferable to remove the support film from the overlapping portion at the start and / or end and wind the support film around the cylindrical support.
- An adhesive layer or a pressure-sensitive adhesive layer may be formed on the surface of the cylindrical support.
- step (iii) pressure is applied to the overlapping portion on the winding start end side and end end side when the printing original plate sheet is wound on the cylindrical support in a temperature range of 10 to 40 ° C., preferably 15 to 30 ° C.
- the overlapping portion is pressure-bonded to form a strong joint.
- the pressure applied to the overlapped portion at the time of pressure bonding is generally 0.05 to 20 kgf / cm 2 , and preferably 1 to 8 kgf / cm 2 .
- a conventionally known method can be adopted.
- a metal roll, a metal block, a flexible sheet made of metal or resin is used.
- the pressure-bonding surface may be flat or curved.
- a flexible sheet made of metal or resin it is possible to process the surface without unevenness by applying pressure to the overlapped portion and then holding it by bending it.
- step (iv) of photocuring the uncured photosensitive resin layer is performed.
- step (iv) it is preferable to perform physical processing for smoothing the surface in order to improve the thickness accuracy of the overlapped portion. Specifically, it is preferable that the step (v) of grinding, polishing, and / or machining the overlapped portion is performed. When the surface shape is rough, it is preferable to perform grinding and then perform machining to smooth the surface shape. As grinding, grinding using a belt, a grindstone, or the like may be performed. Moreover, as a grinding
- polishing method commercially available grinders, such as a grinder, can be used.
- a pattern is formed on the surface of the cylindrical printing original plate using a laser engraving machine, and letterpress printing is performed.
- Example 1 Step (i) According to the composition (mass ratio) described in Table 1, a binder polymer, a plasticizer, a crosslinking agent, and an additive were mixed in a container, and kneaded with a pressure kneader at 80 ° C. to obtain a photosensitive resin composition.
- the obtained photosensitive resin composition was divided into a support film (a 125 ⁇ m thick PET film coated with a polyester adhesive) and a protective film (a 125 ⁇ m thick PET film coated with a polyvinyl alcohol-based anti-blocking agent).
- a printing original plate sheet having a thickness of 1.7 mm was obtained by sandwiching and pressing at 105 ° C. for 1 minute with a heat press.
- the upper surface 0.5 mm of the winding start end portion and the lower surface 0.5 mm of the winding end portion were each removed with a cutter having a width of 5 mm.
- Step (ii) A cylindrical support made of glass fiber reinforced plastic having an inner diameter of 300 mm is attached to an air cylinder, and an anaerobic adhesive (trade name “TB-1530”, manufactured by ThreeBond Co., Ltd.) is applied to the surface with a thickness of 0.1 mm and left for 10 minutes. did.
- the printing original plate sheet from which the protective film was peeled was wound thereon, and the winding start end and the end were overlapped. The width of the overlapped portion was 5 mm.
- Step (iii) A metal block kept warm for 1 hour in a thermostat set to the temperature shown in Table 1 was pressed against the overlapping portion, and both ends were crimped. The pressure was 5 kgf / cm 2 .
- Step (iv) The uncured cylindrical printing original plate was exposed for 20 minutes with a cylindrical exposure machine (RE-300 manufactured by Takano Seisakusho) and photocured.
- Step (v) The overlapping portion was ground, polished, and / or machined to smooth the surface.
- Printing Printing was performed on the obtained cylindrical printing plate at a speed of 50 m / min using a flexographic printing machine FPR302 (manufactured by MK Corporation).
- the obtained photosensitive resin composition was mixed with a support film (a 125 ⁇ m thick PET film coated with a polyester-based adhesive) and a protective film ( A printed sheet having a thickness of 3.0 mm is obtained by sandwiching the film with a 125 ⁇ m-thick PET film coated with a polyvinyl alcohol-based anti-blocking agent and pressing with a heat press at 105 ° C. and a pressure of 100 kg / cm 2 for 1 minute. Obtained.
- the protective film was peeled off, and the compressive strength was calculated from the maximum load when it was pushed 100 ⁇ m from the surface layer with a ⁇ 1 cm compression rod.
- Example 11 The support film used in Example 1 was changed to a PET film having a thickness of 125 ⁇ m coated with a silicone-based release agent, and the printing original plate sheet in which not only the protective film but also the support film was peeled in step (ii) was used for winding. Except for the above, each step, laser engraving, printing, and evaluation were performed in the same manner as in Example 1.
- Comparative Example 5 Step (i) According to the composition (mass ratio) described in Table 1, a binder polymer, a plasticizer, a crosslinking agent, and an additive were mixed in a container, and kneaded with a pressure kneader at 80 ° C. to obtain a photosensitive resin composition.
- the obtained photosensitive resin composition showed high fluidity in a normal temperature range of 10 to 40 ° C. and could not be molded.
- the production method of the present invention is extremely useful because it can provide a cylindrical printing original plate that achieves high thickness accuracy and high bonding strength, and is excellent in the production work environment.
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Abstract
Description
(1)円筒状支持体に印刷原版シートを巻き付けて円筒状凸版印刷原版を製造する方法であって、以下の工程(i)~(iii)を含むことを特徴とする円筒状凸版印刷原版の製造方法:
(i)25℃における圧縮強度が1.0~3.0kgf/cm2である未硬化の感光性樹脂層を表面に有する印刷原版シートを作成する工程、
(ii)前記印刷原版シートを円筒状支持体に巻き付け、巻き付け始端側及び終端側を重ね合わせる工程、及び
(iii)巻き付け始端側と終端側の重ね合わせ部に10~40℃の温度範囲で圧力を加えて前記重ね合わせ部を圧着する工程。
(2)感光性樹脂層におけるバインダーポリマーの含有率が35~55質量%であることを特徴とする(1)に記載の製造方法。
(3)感光性樹脂層におけるバインダーポリマーがポリブタジエンラテックス、ニトリル-ブタジエンラテックス、スチレン-ブタジエンラテックス、及びメチルメタクリレート-ブタジエンラテックスから選択される少なくとも1種類のラテックス樹脂を含むことを特徴とする(2)に記載の製造方法。
(4)(iii)の工程の後に、(iv)未硬化の感光性樹脂層を光硬化させる工程をさらに含むことを特徴とする(1)~(3)のいずれかに記載の製造方法。
(5)(iv)の工程後に、(v)前記重ね合わせ部を研削、研磨、及び/又は機械加工する工程をさらに含むことを特徴とする(4)に記載の製造方法。
(i)25℃における圧縮強度が1.0~3.0kgf/cm2である未硬化の感光性樹脂層を表面に有する印刷原版シートを作成する工程、
(ii)前記印刷原版シートを円筒状支持体に巻き付け、巻き付け始端側及び終端側を重ね合わせる工程、及び
(iii)巻き付け始端側と終端側の重ね合わせ部に10~40℃の温度範囲で圧力を加えて前記重ね合わせ部を圧着する工程。
工程(i)
表1に記載の組成(質量比)に従ってバインダーポリマー、可塑剤、架橋剤、添加剤を容器中で混合し、80℃の加圧ニーダーで混練して感光性樹脂組成物を得た。
内径300mmのガラス繊維強化プラスチック製円筒状支持体をエアーシリンダーに装着し、表面に嫌気性接着剤(スリーボンド社製、商標名「TB-1530」)を厚み0.1mmで塗布し、10分間放置した。その上に、保護フィルムを剥離した印刷原版シートを巻き付け、巻き付け始端部と終端部を重ね合わせた。重ね合わせ部の幅は5mmであった。
表1に記載の温度に設定した恒温機中で1時間保温した金属ブロックを重ね合わせ部に押し当て、両端を圧着させた。圧力は5kgf/cm2であった。
未硬化の円筒状印刷原版を円筒露光機(タカノ製作所製RE-300)により20分露光し、光硬化した。
重ね合わせ部に対して研削、研磨、及び/又は機械加工を行い、表面を平滑にした。
炭酸ガスレーザー彫刻機HERIOS 6010(Stork Prints社製)を用いて、作製した円筒状印刷原版表面にレーザー出力500Wでパターン形成した。彫刻深さは0.4mmだった。レーザー彫刻時に、エアーシリンダーを11m/分で高速回転させたが、印刷原版シートが円筒状支持体から剥がれることはなかった。
彫刻した円筒状印刷原版を、ハンドブラシを用いて1%洗濯石鹸水溶液で5分洗浄した。版面の水分を除去し、60℃で10分乾燥した。
得られた円筒状印刷版を、フレキソ印刷機FPR302(エム・シーケー社製)を用い、50m/分の速度で印刷を実施した。
25℃に調整された測定室内で、得られた感光性樹脂組成物を、支持フィルム(ポリエステル系接着剤をコーティングした厚さ125μmのPETフィルム)と、保護フィルム(ポリビニルアルコール系粘着防止剤をコーティングした厚さ125μmのPETフィルム)とで挟み、ヒートプレス機で105℃、100kg/cm2の圧力で1分間加圧することにより、厚さ3.0mmの印刷シートを得た。保護フィルムを剥離し、φ1cmの圧縮棒で表層から100μm押込んだ時の最大荷重から圧縮強度を算出した。
工程(iii)で得られる重ね合わせ部の厚みと他の部分10箇所の平均厚みとの差を測定した。±0.1mm未満の場合は○、±0.1mm以上0.2mm未満の場合は△、±0.2mm以上は×と表示した。重ね合わせ部を除いた円筒状印刷原版の外径精度は、±20μmであった。
印刷中に印刷原版シートが円筒状支持体から剥がれない場合は○、一部でも剥がれが生じた場合は×とした。
表1の記載に従って実施例1と同様にしてそれぞれ工程(i)~(v)及びレーザー彫刻、印刷、評価を行った。
実施例1において使用した支持フィルムをシリコーン系離型剤をコーティングした厚さ125μmのPETフィルムに変更し、工程(ii)において保護フィルムだけでなく支持フィルムも剥離した印刷原版シートを巻き付けに使用した以外は、実施例1と同様にして各工程及びレーザー彫刻、印刷、評価を行った。
工程(i)
表1に記載の組成(質量比)に従ってバインダーポリマー、可塑剤、架橋剤、添加剤を容器中で混合し、80℃の加圧ニーダーで混練して感光性樹脂組成物を得た。得られた感光性樹脂組成物は10~40℃の常温域で高い流動性を示し、成形することができなかった。
Claims (5)
- 円筒状支持体に印刷原版シートを巻き付けて円筒状凸版印刷原版を製造する方法であって、以下の工程(i)~(iii)を含むことを特徴とする円筒状凸版印刷原版の製造方法:
(i)25℃における圧縮強度が1.0~3.0kgf/cm2である未硬化の感光性樹脂層を表面に有する印刷原版シートを作成する工程、
(ii)前記印刷原版シートを円筒状支持体に巻き付け、巻き付け始端側及び終端側を重ね合わせる工程、及び
(iii)巻き付け始端側と終端側の重ね合わせ部に10~40℃の温度範囲で圧力を加えて前記重ね合わせ部を圧着する工程。 - 感光性樹脂層におけるバインダーポリマーの含有率が35~55質量%であることを特徴とする請求項1に記載の製造方法。
- 感光性樹脂層におけるバインダーポリマーがポリブタジエンラテックス、ニトリル-ブタジエンラテックス、スチレン-ブタジエンラテックス、及びメチルメタクリレート-ブタジエンラテックスから選択される少なくとも1種類のラテックス樹脂を含むことを特徴とする請求項2に記載の製造方法。
- (iii)の工程の後に、(iv)未硬化の感光性樹脂層を光硬化させる工程をさらに含むことを特徴とする請求項1~3のいずれかに記載の製造方法。
- (iv)の工程後に、(v)前記重ね合わせ部を研削、研磨、及び/又は機械加工する工程をさらに含むことを特徴とする請求項4に記載の製造方法。
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ES14857206T ES2773575T3 (es) | 2013-10-29 | 2014-10-28 | Método para fabricar una plancha original de impresión en relieve cilíndrica |
US15/032,952 US10195841B2 (en) | 2013-10-29 | 2014-10-28 | Method for producing cylindrical relief printing original plate |
CN201480058000.5A CN105705335B (zh) | 2013-10-29 | 2014-10-28 | 圆筒状凸版印刷原版的制造方法 |
EP14857206.8A EP3064353B1 (en) | 2013-10-29 | 2014-10-28 | Method for producing cylindrical relief printing original plate |
PL14857206T PL3064353T3 (pl) | 2013-10-29 | 2014-10-28 | Sposób wytwarzania cylindrycznej pierwotnej płyty drukowej do druku wypukłego |
JP2015510222A JP5981640B2 (ja) | 2013-10-29 | 2014-10-28 | 円筒状凸版印刷原版の製造方法 |
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PL3064353T3 (pl) | 2020-06-29 |
CN105705335A (zh) | 2016-06-22 |
ES2773575T3 (es) | 2020-07-13 |
EP3064353A4 (en) | 2017-07-26 |
CN105705335B (zh) | 2018-01-23 |
EP3064353A1 (en) | 2016-09-07 |
JP5981640B2 (ja) | 2016-08-31 |
JPWO2015064579A1 (ja) | 2017-03-09 |
EP3064353B1 (en) | 2019-11-27 |
US20160250840A1 (en) | 2016-09-01 |
US10195841B2 (en) | 2019-02-05 |
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