Abstract: An alcohol-based composition may contain an acryl-modified polyolefin resin and exhibit a good adhesion even at a high solid content, suppress an increase in viscosity, and have good stability such as dispersibility and sustainable stability. A dispersion composition may contain at least a modified polyolefin resin dispersed in a dispersing medium containing an alcohol solvent and an aliphatic hydrocarbon solvent. The modified polyolefin resin may be modified with a (meth)acrylic acid component containing at least a (meth)acrylic ester of formula (I) and a (meth)acrylic ester of formula (II). The total content of the structure derived from the (meth)acrylic acid component in the dispersion composition is 3% to 94% by weight, relative to 100% by weight as a total amount of the modified polyolefin resin and (meth)acrylic acid component polymer, and a solid fraction in the dispersion composition is 30% to 80% by weight.

Abstract: An object is to provide a resin composition having excellent performance as a binder such as adhesiveness and, at the same time, retaining solution properties favorably even after a solution is stored for a long period of time. A modified polyolefin resin composition includes a modified polyolefin resin (C), in which the modified polyolefin resin (C) is a resin made by modifying a polymer (A) that is a polymer (a) of a polyolefin resin or a chlorinated polyolefin resin and an ?,?-unsaturated carboxylic acid derivative having a structure derived from at least one carboxy group or a chlorinated product (b) thereof with a modification component including an alcohol (B); and a residual ratio of the structure derived from at least one carboxy group in the modified polyolefin resin (C) is 50% or more and 80% or less.

Abstract: An object is to provide a chlorinated polyolefin resin composition being superior in adhesion, solution stability, and chipping resistance. The chlorinated polyolefin resin composition contains a component (A): a polyolefin resin A having a melting point (TmA) obtained with a differential scanning calorimeter (DSC) in the range of 90 to 160° C., and a component (B): a polyolefin resin B having a melting point (TmB) obtained with a differential scanning calorimeter (DSC) in the range of 50 to 130° C., at least any one of the component (A) and the component (B), or a copolymer thereof being a chlorinated polyolefin resin (where |TmA?TmB|?5° C.).

Abstract: The present invention provides a modified polyolefin resin composition including a modified polyolefin resin (X) formed by modifying an acid-modified polyolefin resin (A) with a modification component comprising an alcohol (B), in which the modified polyolefin resin composition satisfies the following (I) to (III) and also provides applications of the modified polyolefin resin composition. (I) The resin (A) is a resin formed by modifying a polyolefin (a) with an ?,?-unsaturated carboxylic acid and a derivative (b) of the ?,?-unsaturated carboxylic acid having a structure (b1) derived from at least one carboxy group. (II) A residual ratio of the structure (b1) in the resin (X) is more than 0% to 50% or less. (III) A content of the alcohol in the composition is 1.0 mol to 5.0 mol relative to 1.0 mol of the structure (b1) that the resin (A) has.

Abstract: Provided is a resin composition having a large proportion of polyolefin components, allowing preparation of a solution having a high solid content, having a good solution property after long-term storage, having good pigment dispersibility, and including a modified product of component (A): polyolefin resin with component (B): (meth)acrylic acid and/or (meth)acrylic acid ester, in which the weight ratio of the component (A) to the component (B) ((A)/(B)) is 90/10 to 30/70, and the component (B) contains 20% by weight or more of component (B1): an alkoxy (poly)alkylene glycol mono(meth)acrylic acid ester.

Abstract: A discharge lamp drive device includes a discharge lamp driver adapted to supply a drive current to a discharge lamp having a first electrode and a second electrode, a control section adapted to control the discharge lamp driver, and a storage section adapted to store a plurality of drive patterns of the drive current. Each of the plurality of drive patterns has a plurality of drive parameters. The control section executes at least three of the drive patterns in a case in which drive power to be supplied to the discharge lamp is in a predetermined power band, and in a case in which an inter-electrode voltage of the discharge lamp is a predetermined voltage value. Any two of the at least three drive patterns are different from each other in a value of at least one of the plurality of drive parameters.

Abstract: Provided is a modified polyolefin resin that is excellent in adhesion to nonpolar substrates such as a polyolefin substrate, and excellent in stability in an alcohol solvent. In the modified polyolefin resin, the following polymer (A) is grafted on the following resin (B). Polymer (A): a polymer including at least one constitutional unit selected from the group consisting of a constitutional unit derived from an ?,?-unsaturated carboxylic acid and a constitutional unit derived from a derivative of an ?,?-unsaturated carboxylic acid, and having a hydroxyl value in a range of 10 mgKOH/g or larger and 200 mgKOH/g or smaller. Resin (B): a polyolefin resin or a modified product thereof.

Abstract: A resin composition can be used as a raw material of a primer, and capable of superior solution stability, adhesion to a non-polar substrate, and/or chipping resistance in a coating film formed from the composition.

Abstract: An object is to provide a resin composition having excellent performance as a binder such as adhesiveness and, at the same time, retaining solution properties favorably even after a solution is stored for a long period of time. A modified polyolefin resin composition includes a modified polyolefin resin (C), in which the modified polyolefin resin (C) is a resin made by modifying a polymer (A) that is a polymer (a) of a polyolefin resin or a chlorinated polyolefin resin and an ?,?-unsaturated carboxylic acid derivative having a structure derived from at least one carboxy group or a chlorinated product (b) thereof with a modification component including an alcohol (B); and a residual ratio of the structure derived from at least one carboxy group in the modified polyolefin resin (C) is 50% or more and 80% or less.

Abstract: A discharge lamp drive device includes a discharge lamp driver adapted to supply a drive current to a discharge lamp having a first electrode and a second electrode, a control section adapted to control the discharge lamp driver, and a storage section adapted to store a plurality of drive patterns of the drive current. The control section is adapted to select one drive pattern of the plurality of drive patterns based on machine learning, and execute the selected drive pattern.

Abstract: An object is to provide a chlorinated polyolefin resin composition being superior in adhesion, solution stability, and chipping resistance. The chlorinated polyolefin resin composition contains a component (A): a polyolefin resin A having a melting point (TmA) obtained with a differential scanning calorimeter (DSC) in the range of 90 to 160° C., and a component (B): a polyolefin resin B having a melting point (TmB) obtained with a differential scanning calorimeter (DSC) in the range of 50 to 130° C., at least any one of the component (A) and the component (B), or a copolymer thereof being a chlorinated polyolefin resin (where |TmA?TmB|?5° C.).

Abstract: A discharge lamp drive device includes a discharge lamp driver adapted to supply a drive current to a discharge lamp having a first electrode and a second electrode, a control section adapted to control the discharge lamp driver, and a storage section adapted to store a plurality of drive patterns of the drive current. The control section is configured to select one drive pattern of the plurality of drive patterns based on machine learning, and execute the selected drive pattern. In a case in which a predetermined condition is fulfilled, the control section executes a predetermined drive pattern of the plurality of drive patterns without selecting and executing the drive pattern based on the machine learning.

Abstract: A discharge lamp drive device includes a discharge lamp driver configured to supply drive electric current to a discharge lamp having a first electrode and a second electrode, a control unit configured to control the discharge lamp driver; and a storage unit configured to store a plurality of drive patterns of the drive electric current. The control unit is configured to select one drive pattern from among the plurality of drive patterns based on machine learning, and implement the selected drive pattern. The control unit is configured to adjust a drive electric power supplied to the discharge lamp based on illumination level information relating to an illumination level of the discharge lamp, while performing switching among the drive patterns based on the machine learning, in a case where an inter-electrode voltage of the discharge lamp is larger than a given voltage value.

Abstract: A discharge lamp drive device includes a discharge lamp driver configured to supply drive electric current to a discharge lamp having a first electrode and a second electrode, a control unit configured to control the discharge lamp driver, and a storage unit configured to store a plurality of drive patterns of the drive electric current. The control unit is configured to select one drive pattern from among the plurality of drive patterns based on machine learning, and implement the selected drive pattern. The control unit performs a first control that increases a drive electric power supplied to the discharge lamp according to an increase in an inter-electrode voltage of the discharge lamp, in a case where the inter-electrode voltage is equal to or larger than a first voltage value and the inter-electrode voltage is equal to or lower than a second voltage value higher than the first voltage value.

Abstract: Provided is a modified polyolefin resin that is excellent in adhesion to nonpolar substrates such as a polyolefin substrate, and excellent in stability in an alcohol solvent. In the modified polyolefin resin, the following polymer (A) is grafted on the following resin (B). Polymer (A): a polymer including at least one constitutional unit selected from the group consisting of a constitutional unit derived from an ?,?-unsaturated carboxylic acid and a constitutional unit derived from a derivative of an ?,?-unsaturated carboxylic acid, and having a hydroxyl value in a range of 10 mgKOH/g or larger and 200 mgKOH/g or smaller. Resin (B): a polyolefin resin or a modified product thereof.

Abstract: A discharge lamp drive device includes a discharge lamp driver adapted to supply a drive current to a discharge lamp, a control section adapted to control the discharge lamp driver, and a storage section adapted to store a plurality of drive patterns of the drive current. Each of the drive patterns has a plurality of drive parameters. The plurality of drive patterns includes a first drive pattern and a second drive pattern different from each other in a value of at least one of the plurality of drive parameters. The control section is configured to execute the first drive pattern and the second drive pattern in accordance with at least one of accumulated lighting time of the discharge lamp and an individual of the discharge lamp in a case in which an inter-electrode voltage of the discharge lamp is at a predetermined voltage value.

Abstract: A discharge lamp drive device includes a discharge lamp driver configured to supply drive electric current to a discharge lamp having a first electrode and a second electrode, a control unit configured to control the discharge lamp driver, and a storage unit configured to store a plurality of drive patterns of the drive electric current. The control unit is configured to select one drive pattern from among the plurality of drive patterns based on machine learning, and implement the selected drive pattern. The control unit performs a first control that increases a drive electric power supplied to the discharge lamp according to an increase in an inter-electrode voltage of the discharge lamp, in a case where the inter-electrode voltage is equal to or larger than a first voltage value and the inter-electrode voltage is equal to or lower than a second voltage value higher than the first voltage value.

Abstract: A discharge lamp drive device includes a discharge lamp driver configured to supply drive electric current to a discharge lamp having a first electrode and a second electrode, a control unit configured to control the discharge lamp driver; and a storage unit configured to store a plurality of drive patterns of the drive electric current. The control unit is configured to select one drive pattern from among the plurality of drive patterns based on machine learning, and implement the selected drive pattern. The control unit is configured to adjust a drive electric power supplied to the discharge lamp based on illumination level information relating to an illumination level of the discharge lamp, while performing switching among the drive patterns based on the machine learning, in a case where an inter-electrode voltage of the discharge lamp is larger than a given voltage value.

Abstract: A discharge lamp drive device includes a discharge lamp driver adapted to supply a drive current to a discharge lamp having a first electrode and a second electrode, a control section adapted to control the discharge lamp driver, and a storage section adapted to store a plurality of drive patterns of the drive current. The control section is configured to select one drive pattern of the plurality of drive patterns based on machine learning, and execute the selected drive pattern. In a case in which a predetermined condition is fulfilled, the control section executes a predetermined drive pattern of the plurality of drive patterns without selecting and executing the drive pattern based on the machine learning.

Abstract: A discharge lamp drive device includes a discharge lamp driver adapted to supply a drive current to a discharge lamp, a control section adapted to control the discharge lamp driver, and a storage section adapted to store a plurality of drive patterns of the drive current. Each of the drive patterns has a plurality of drive parameters. The plurality of drive patterns includes a first drive pattern and a second drive pattern different from each other in a value of at least one of the plurality of drive parameters. The control section is configured to execute the first drive pattern and the second drive pattern in accordance with at least one of accumulated lighting time of the discharge lamp and an individual of the discharge lamp in a case in which an inter-electrode voltage of the discharge lamp is at a predetermined voltage value.