Canon Kabushiki Kaisha

Hitachi Plant Engineering Construction Co., Ltd.

Other

Clarion Co

Nippon Soda Co., Ltd.

Takeshi Honma

Shiori Yonezawa

Toshiki Ito

Kazumi Iwashita

Motokazu Kobayashi

Yoshinori Kotani

Youji Kawasaki

Tomonori Otani

Kaori Kawa

Kenichi Iida

Yasunori Fujimoto

Jun Kato

Tadahiro Ohmi

Masaki Hirayama

Yoshinori Nakajima

Hitoshi Sato

Hirokazu Suzuki

Keiko Chiba

Yasuyuki Shirai

Hidetoshi Tsuzuki

Yoshio Yamazaki

Keiji Yamashita

Akiko Iimura

Tatsuya Fukushima

Kenji Furukawa

Satoshi Yamabi

Yoshinori Ohkubo

Toshihiko Sugimoto

Kazuaki Shima

Masato Kawakami

Shinichirou Yoshikawa

Hideo Hanaoka

Tsutomu Sasaki

Shigeo Yokota

Shuichi Kaijo

Matsuo Kamitani

Provided is a method of producing a cured product pattern, including: a first step (arranging step) of arranging a layer formed of a curable composition (&#x3b1;') that is the components of the curable composition (&#x3b1;) except the component (D) serving as a solvent on a substrate; and a second step (applying step) of applying droplets of a curable composition (&#x3b1;) discretely onto the layer formed of the curable composition (&#x3b1;), the curable composition (&#x3b1;) having a number concentration of particles each having a particle diameter of 0.07 &#x3bc;m or more of less than 2,021 particles/mL, and the curable composition (&#x3b1;&#x2032;) having a surface tension larger than that of the curable composition (&#x3b1;).

Method of forming pattern of cured product as well as production methods for processed substrate, optical component, circuit board, electronic component, imprint mold and imprint pretreatment coating material

A photocurable composition for imprint at least has a polymerizable compound (A) and a photopolymerization initiator (B), in which the polymerizable compound (A) contains 20% by weight or more of a multifunctional (meth)acrylic monomer and the glass transition temperature of a photocured substance of the photocurable composition is 90&#xb0; C. or more.

Photocurable composition for imprint, method for producing film using the same, method for producing optical component using the same, method for producing circuit board using the same, and method for producing electronic component using the same

A photocurable ink contains a polymerizable compound and a photopolymerization initiator, and this ink contains a low boiling point solvent having a boiling point of 40&#xb0; C. to 120&#xb0; C. at one atmospheric pressure and at least one particle having a surface on which an unsaturated hydrocarbon group is provided.

Photocurable ink, ink container, and image forming method

A film forming method includes forming a film on a substrate, in which the film includes first regions, second regions, and third regions, the first regions, the second regions, and the third regions being defined by a refractive index and a region size and being present in a mixed manner in a cross section parallel to a thickness direction, the first regions and the second regions have a refractive index at least 0.4 higher than the third regions, the second regions are formed of high-refractive-index particles having an average particle size of 10 nm or more and 100 nm or less, the first regions are formed of the high-refractive-index particles that have been aggregated, the first regions having an equivalent circular diameter of 250 nm or more, and the third regions have an equivalent circular diameter of more than 100 nm.

Film forming method, image forming method, film, and ink composition

A photocurable composition contains a polymerizable compound (A) satisfying O=N/(N&#x2212;N), wherein N, Nand Nrepresent the total number of atoms, the number of carbon atoms, and the number of oxygen atoms, respectively, in (A); and a non-polymerizable component (E) containing at least one compound (X) including a photopolymerization initiator (B), in a proportion of 10% to 50% relative to the total weight of (A) and (E). The component (E) has a weight average molecular weight of 250 or less. The compound (X) satisfies O=N/(N&#x2212;N). N, Nand Nrepresent the total number of atoms, the number of carbon atoms, and the number of oxygen atoms, respectively, in the corresponding compound (X). The composition satisfies: O&#x2212;O&#x3e;1.00; and O&#x3c;3.40. Oand Orepresent the molar fraction weighted averages of O's and of Oand O, respectively.

Photocurable composition, and methods using the same for forming cured product pattern and for manufacturing optical component, circuit board and imprinting mold

A photocurable ink containing a first liquid containing a polymerizable compound and a photopolymerization initiator, and a second liquid that is incompatible with the first liquid, in which droplets formed by the second liquid are dispersed in the first liquid, wherein the photocurable ink contains first particles and second particles having higher hydrophilicity than that of the first particles, wherein the first particles are adsorbed on an interface between the first liquid and the second liquid, and the second particles are present in the second liquid.

A photocurable composition contains a polymerizable compound; and a photopolymerization initiator, in which 

Photocurable composition, method for producing cured product pattern using the same, method for producing optical component, and method for producing circuit board

A curable composition for photoimprint at least includes a polymerizable compound component (A) and a photopolymerization initiator component (B) and satisfies expression (1) and (2):0.800&#x2264;&#x2003;&#x2003;(1)2.55&#x2264;Er&#x2003;&#x2003;(2)wherein, Errepresents the reduced modulus (GPa) of a photocured film prepared by exposing a film of the curable composition for photoimprint to light of 10 mJ/cm; and Errepresents the reduced modulus (GPa) of a photocured film prepared by exposing a film of the curable composition for photoimprint to light of 200 mJ/cm.

Curable composition for photoimprint and method of producing film, optical component, circuit board, or electronic component using the composition

To provide a patterning method for forming a desired pattern in a reverse process. A patterning method includes a reverse process. A photocurable composition contains at least a polymerizable compound (A) component and a photopolymerization initiator (B) component. The (A) component has a mole fraction weighted average molecular weight of 200 or more and 1000 or less. The (A) component has an Ohnishi parameter (OP) of 3.80 or more. The Ohnishi parameter (OP) of the (A) component is a mole fraction weighted average of N/(N&#x2212;N), wherein N denotes a total number of atoms in a molecule, Ndenotes a number of carbon atoms in the molecule, and Ndenotes a number of oxygen atoms in the molecule.

Patterning method, method for producing processed substrate, method for producing optical component, method for producing circuit board, and method for producing electronic component

Provided is a search result evaluation system connected with a search device and that evaluates search results of the search device, the search result evaluation system including: a search unit that transmits a search query to the search device; and an evaluation unit that, if the evaluation unit receives search results from the search device, determines whether specifications of the search device have been modified, by evaluating the received search results, wherein, if the evaluation unit determines that the specifications of the search device have been modified, the evaluation unit outputs an anomaly signal to notify a manager of the search result evaluation system that the specifications of the search device have been modified.

Search result evaluation system, navigation system and search result evaluation method

A photo-curable ink contains an oil-based liquid containing a polymerizable compound and a photopolymerization initiator, and an aqueous liquid containing water. When the photo-curable ink is stirred at a rotational speed of 15000 rpm or more for 3 minutes and then allowed to stand at 25&#xb0; C. for one hour or more, droplets formed with the aqueous liquid are dispersed in the oil-based liquid without layer separation between the oil-based liquid and the aqueous liquid.

Photo-curable ink, ink cartridge, and image forming method

A method of producing a film includes: a disposing step of disposing a photocurable composition on a substrate; a mold contact step of bringing the photocurable composition and a mold into contact with each other; a photoirradiation step of irradiating the photocurable composition with light to form a cured product; and a mold release step of releasing the cured product and the mold from each other, in which the method further includes an alignment step of aligning the mold and the substrate with each other before the photoirradiation step, in which the photocurable composition contains at least a polymerizable compound serving as a component (A) and a photopolymerization initiator serving as a component (B), and in which the polymerizable compound has a polymerization conversion ratio of 50% or more when exposed to light under conditions of an illuminance of 0.12 mW/cmand an exposure time of 11.0 seconds.

Method of producing film

In an imprint method in a condensable gas atmosphere, the force (mold releasing force) required to separate a mold from a resist cured film (mold release) has been large. A photocurable composition for performing imprint in an atmosphere containing a condensable gas includes a component (A) which is a (meth)acrylate monomer; a component (B) which is a photopolymerization initiator; and a component (C) which is a mold releasing agent. The saturated solubility of the component (C) in the condensable gas at 5 degrees (Celsius) and 1 atm is 50% by weight or more, the condensable gas being in a liquid state at 5 degrees (Celsius) and 1 atm.

Method of producing a patterned film

In an imprint process in a gaseous atmosphere containing a condensable gas, the curable composition for photoimprint is difficult to cure, the pattern is not fully formed to cause defects. The present invention relates to a curable composition for photoimprint in a gaseous atmosphere containing a condensable gas. The curable composition for photoimprint at least comprises the following component (A) and component (B): Component (B) has a saturated solubility of less than 1% by weight in the condensable gas in a liquid state at 5&#xb0; C. and 1 atm or has a Hansen distance (Ra) of larger than 7.6 to the condensable gas.

Curable composition for photoimprint, cured product, and method of producing film having pattern, optical component, circuit board, or electronic component using the composition

In nanoimprinting processes, photo-cured products often separate from the substrate and stick to the mold due to insufficient adhesion between the photo-cured product and the substrate. This causes a defect of pattern separation. An adhesion layer composition used for forming an adhesion layer between a substrate and a photocurable composition includes a compound (A) having at least two functional groups, and a solvent (B). The functional groups include at least one functional group capable of being bound to the substrate, selected from the group consisting of hydroxy, carboxy, thiol, amino, epoxy, and (blocked) isocyanate, and at least one hydrogen donating group as a functional group capable of being bound to the photocurable composition.

Adhesion layer composition, method for forming film by nanoimprinting, methods for manufacturing optical component, circuit board and electronic apparatus

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Tokyo, Japan

Takeshi Honma