Sumitomo Electric Industries, Limited

Nippon Shokubai Co., Ltd.

Sumitomo Wiring Systems, Limited

Autonetworks Technologies, Limited

Kurita Water Industries Ltd.

Yuki Sano

Masato Nakano

Takahiro Tsumori

Tsuyoshi Kontani

Akihiko Kanzaki

Naohiro Nagai

Katsuya Ikuta

Takanori Yoshino

Ikuko Chiba

Provided are an in-vehicle communication apparatus, a communication program, and a message transmission method. The in-vehicle communication apparatus according is connected to another apparatus via a plurality of communication lines, and includes a plurality of communication units that are provided respectively for the communication lines, and transmit/receive a message via the communication lines, a classification processing unit that performs processing for classifying messages that are to be transmitted to the other apparatus, into a plurality of groups in accordance with priorities of the messages and a message transmission processing unit that distributes messages classified into each of the plurality of groups, to one or more communication units allocated to the group, and the number of communication units allocated to a group into which a higher-priority message is classified is larger than the number of communication units allocated to a group into which a lower-priority message is classified.

In-vehicle communication apparatus, communication program, and message transmission method

Provided is a control apparatus which is connected to an on-vehicle control device via an in-vehicle communication line, and constitutes, together with the on-vehicle control device, an in-vehicle network with the in-vehicle communication line being a transmission path. The control apparatus includes: a storage unit configured to store therein an update program for the on-vehicle control device; a monitoring unit configured to monitor an occupancy of the in-vehicle communication line; and a transfer control unit configured to control a timing to transfer the stored update program to the on-vehicle control device, on the basis of the occupancy being monitored.

Control apparatus, transfer method, and computer program

The driving support device is provided with: a speed acquisition unit for acquiring speed information of a vehicle; a distance information acquisition unit for acquiring information on the distance between the vehicle and an intersection; a running state judgment unit for judging a dangerous running state to be determined by a stop condition for causing the vehicle to stop in front of the intersection and an entry condition for causing the vehicle to enter the intersection, on the basis of the distance to the intersection, the speed of the vehicle, and signal information; a determination unit for determining whether to cause the vehicle to stop at the intersection or to pass through the intersection if the running state judgment unit judges that the vehicle is in the dangerous running state; and a specification unit for specifying a regeneration time zone when running accompanied with regenerative braking is performed or an inertia time zone when inertia running is performed, before the vehicle arrives at the intersection, depending on a result of determination by the determination unit.

Driving support device, driving support system and driving support method

Provided is a method of producing a polycarboxylic acid-based polymer, the method including adding a monomer composition containing an unsaturated monocarboxylic acid-based monomer and/or an unsaturated dicarboxylic acid-based monomer to a reaction vessel to perform a polymerization reaction, which enables effective suppression of the foaming of a polymerization reaction liquid. The method of producing a polycarboxylic acid-based polymer of the present invention is a method of producing a polycarboxylic acid-based polymer, the method including adding a monomer composition containing an unsaturated monocarboxylic acid-based monomer and/or an unsaturated dicarboxylic acid-based monomer to a reaction vessel to perform a polymerization reaction, the method further including adding a defoaming agent by a time when 100 mass % of a total amount of the monomer composition is added.

Method for producing polycarboxylic acid polymer

The (meth)acrylic acid-based copolymer of the present invention includes, as essential structural units: 16 mol % or more but 24 mol % or less of a structural unit (a) derived from a monomer represented by Formula (1): wherein Rrepresents a hydrogen atom or a methyl group; and X and Y each independently represent a hydroxy group, a sulfonic acid group, or a sulfonic acid salt group, at least one of X and Y representing a sulfonic acid group or a sulfonic acid salt group; and 76 mol % or more but 84 mol % or less of a structural unit (b) derived from (meth)acrylic acid or a salt thereof, each based on 100 mol % of all the structural units derived from monomers, the copolymer comprising a main chain having a sulfonic acid group or a sulfonic acid salt group at at least one end thereof, the copolymer having a weight average molecular weight of 1000 to 18000.

(Meth) acrylic acid copolymer and method for manufacturing same

A method for treating a cooling water system comprises adding, in a cooling water system having calcium hardness of 250 mg/L or less as CaCO, a treatment agent containing a (meth)acrylic acid-based copolymer. The (meth)acrylic acid-based copolymer comprises a structural unit (a) derived from a (meth)acrylic acid-based monomer (A) represented by the following general formula (1) and a structural unit (b) derived from a specific (meth)allyl ether-based monomer (B) represented by the following general formula (2), a content of the structural unit (b) is 1 to 15 mol % relative to 100 mol % of structural units derived from all the monomers, a weight average molecular weight of the (meth)acrylic acid-based copolymer is 7,000 to 28,000, and at least one of the main chain terminals of the (meth)acrylic acid-based copolymer is a sulfonic acid group or a salt thereof.

Method for processing cooling water system

Provided is a copolymer having excellent calcium ion trapping ability, calcium carbonate dispersing capacity, and gel resistance. A (meth)acrylic acid-based copolymer contains, as essential structural units, a structural unit (a) derived from a monomer represented by the following formula (1) in an amount of 2% by mole or more and 9% by mole or less, and a structural unit (b) derived from a (meth)acrylic acid (salt) in an amount of 91% by mole or more and 98% by mole or less, relative to 100% by mole of structural units derived from all monomers, wherein the copolymer contains a sulfonic acid (salt) group at least one end of the main chain and has a weight average molecular weight of 7000 to 100000, wherein Rrepresents a hydrogen atom or a methyl group; and X and Y each independently represent a hydroxyl group or a sulfonic acid (salt) group (at least one of X and Y represents a sulfonic acid (salt) group).

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Osaka, Japan

Yuki Sano