公开(公告)号：US12228885B2

公开(公告)日：2025-02-18

申请号：US17500917

申请日：2021-10-13

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Takako Kobayashi ,  Yoshifumi Iida ,  Takashi Hasegawa

IPC: G03G9/087 ,  G03G9/08 ,  G03G9/097 ,  G03G15/00 ,  G03G15/08

Abstract: Pressure-responsive particles include pressure-responsive base particles and resin particles, in which the pressure-responsive base particles contain a styrene-based resin that contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin that contains at least two kinds of (meth)acrylic acid esters as polymerization components, a ratio of a mass of the (meth)acrylic acid esters to a total mass of polymerization components is 90% by mass or more in the (meth)acrylic acid ester-based resin, the pressure-responsive particles have at least two glass transition temperatures, a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher, and a ratio of a mass of the resin particles to a total mass of the pressure-responsive particles is 0.05% by mass or more and 2.0% by mass or less.

公开(公告)号：US11891544B2

公开(公告)日：2024-02-06

申请号：US17003947

申请日：2020-08-26

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yoshifumi Iida ,  Sachiko Nishioka ,  Takashi Hasegawa ,  Hajime Sugahara ,  Satomi Kashiwagi ,  Yuka Zenitani ,  Satoshi Inoue

IPC: C09J125/06 ,  C09J133/10 ,  C09J133/02 ,  B41M7/00 ,  C09J7/38 ,  C09J125/14 ,  C09J133/08 ,  C08K3/36 ,  C08K3/22

CPC classification number: C09J125/06 ,  B41M7/0027 ,  C09J7/385 ,  C09J125/14 ,  C09J133/02 ,  C09J133/08 ,  C09J133/10 ,  C08K3/22 ,  C08K3/36 ,  C08K2003/2237 ,  C08K2003/2241 ,  C08L2207/53 ,  C09J2301/21 ,  C09J2301/302 ,  C09J2301/312 ,  C09J2301/408 ,  C09J2425/00 ,  C09J2433/00

Abstract: A pressure sensitive adhesive particle includes a pressure sensitive adhesive base particle that contains a styrene resin containing styrene and a vinyl monomer other than styrene as polymerization components, and a (meth)acrylate resin containing at least two (meth)acrylates as polymerization components, in which a mass ratio of the (meth)acrylates relative to a total of polymerization components of the (meth)acrylate resin is 90 mass % or more; and an external additive. The pressure sensitive adhesive particle has a surface having an arithmetic average roughness Ra within a range of 0.005 μm to 0.100 μm. The pressure sensitive adhesive particle has at least two glass transition temperatures, and the difference between the lowest glass transition temperature and the highest glass transition temperature among the glass transition temperatures of the pressure sensitive adhesive particle is 30° C. or more.

公开(公告)号：US11993668B2

公开(公告)日：2024-05-28

申请号：US17149739

申请日：2021-01-15

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yoshifumi Iida ,  Takashi Hasegawa ,  Satomi Kashiwagi ,  Takako Kobayashi ,  Satoshi Inoue

IPC: C08F212/08 ,  B41J2/32 ,  B41L43/02 ,  B41M5/00 ,  B41M5/50 ,  C08F6/18 ,  C08L25/14 ,  C08L33/08 ,  C09D125/14 ,  C09D133/08

CPC classification number: C08F212/08 ,  B41J2/32 ,  B41L43/02 ,  B41M5/00 ,  B41M5/0023 ,  B41M5/50 ,  C08F6/18 ,  C08L25/14 ,  C08L33/08 ,  C09D125/14 ,  C09D133/08 ,  C08L2207/53

Abstract: Pressure-responsive particles include pressure-responsive base particles and fatty acid metal salt particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, the pressure-responsive particles have at least two glass transition temperatures, and a difference between the lowest glass transition temperature and the highest glass transition temperature is 30° C. or higher.

公开(公告)号：US12264237B2

公开(公告)日：2025-04-01

申请号：US17157959

申请日：2021-01-25

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yoshifumi Iida ,  Takashi Hasegawa ,  Satomi Kashiwagi ,  Takako Kobayashi ,  Satoshi Inoue

IPC: C08L25/14 ,  B42D15/02 ,  C08F220/18 ,  C08K3/22 ,  C08K3/36 ,  C08L33/10 ,  C09J125/14 ,  C09J133/10 ,  G03G9/08 ,  G03G9/087 ,  G03G9/093 ,  G03G9/097

Abstract: Pressure-responsive particles include pressure-responsive base particles and first inorganic oxide particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which a mass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, Db/Da which is a ratio of a number average particle diameter Db of the first inorganic oxide particles to a number average particle diameter Da of the pressure-responsive base particles is 0.05 or higher and 0.25 or lower, the pressure-responsive particles have at least two glass transition temperatures, and a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher.

公开(公告)号：US12251956B2

公开(公告)日：2025-03-18

申请号：US18605803

申请日：2024-03-14

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Sumiaki Yamasaki ,  Sakae Takeuchi ,  Hiroshi Saegusa ,  Yoichiro Emura ,  Yoshifumi Iida ,  Satoshi Kamiwaki ,  Susumu Yoshino

IPC: B42D25/46 ,  B32B37/00 ,  B32B37/10 ,  B32B37/12 ,  B32B37/30 ,  B32B38/14 ,  B32B38/18 ,  B42D15/04 ,  B42D25/465 ,  C08F212/08 ,  C08F220/18 ,  C08L25/14

Abstract: A method for producing a printed material includes forming a color image having an image area ratio of 20% or less on a peripheral edge portion of a recording medium by using a coloring material; providing pressure-induced phase transition particles to a region of the recording medium, the region including the peripheral edge portion; bonding the color image and the pressure-induced phase transition particles onto the recording medium; and folding the recording medium having the color image and the pressure-induced phase transition particles bonded thereon and pressure-bonding the folded recording medium, or pressure-bonding the recording medium having the color image and the pressure-induced phase transition particles bonded thereon and another recording medium placed on top of each other. The pressure-induced phase transition particles contain a styrene resin and a (meth)acrylic acid ester resin, the styrene resin contains styrene and a vinyl monomer other than styrene as polymerization components, the (meth)acrylic acid ester resin contains at least two (meth)acrylic acid esters as polymerization components, and a mass ratio of the (meth)acrylic acid esters is 90 mass % or more of a total of all polymerization components of the (meth)acrylic acid ester resin. The pressure-induced phase transition particles have at least two glass transition temperatures, and a difference between the lowest glass transition temperature and the highest glass transition temperature among the glass transition temperatures of the pressure-induced phase transition particles is 30° C. or more.

公开(公告)号：US12103993B2

公开(公告)日：2024-10-01

申请号：US17547164

申请日：2021-12-09

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yoshifumi Iida ,  Takako Kobayashi ,  Takashi Hasegawa ,  Kiyohiro Yamanaka ,  Takeshi Iwanaga ,  Satoshi Kamiwaki ,  Mieko Seki ,  Sumiaki Yamasaki

IPC: C08K3/36 ,  C08F212/08 ,  C09D11/107 ,  C09D125/14 ,  B41J2/175

CPC classification number: C08F212/08 ,  C08K3/36 ,  C09D11/107 ,  C09D125/14 ,  B41J2/17503

Abstract: Pressure-responsive particles include pressure-responsive base particles and silica particles, in which the pressure-responsive base particles contain a styrene-based resin that contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin that contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which a ratio of a mass of the (meth)acrylic acid esters to a total mass of polymerization components is 90% by mass or more, the pressure-responsive particles have at least two glass transition temperatures, a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher, and a ratio of a surface coating rate Cs2 by the silica particles after application of the following first stress to a surface coating rate Cs1 by the silica particles before application of stress satisfies a relationship of 0.4≤Cs2/Cs1≤0.8.

公开(公告)号：US11965044B2

公开(公告)日：2024-04-23

申请号：US17149739

申请日：2021-01-15

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yoshifumi Iida ,  Takashi Hasegawa ,  Satomi Kashiwagi ,  Takako Kobayashi ,  Satoshi Inoue

IPC: C08F212/08 ,  B41J2/32 ,  B41L43/02 ,  B41M5/00 ,  B41M5/50 ,  C08F6/18 ,  C08L25/14 ,  C08L33/08 ,  C09D125/14 ,  C09D133/08

CPC classification number: C08F212/08 ,  B41J2/32 ,  B41L43/02 ,  B41M5/00 ,  B41M5/0023 ,  B41M5/50 ,  C08F6/18 ,  C08L25/14 ,  C08L33/08 ,  C09D125/14 ,  C09D133/08 ,  C08L2207/53

Abstract: Pressure-responsive particles include pressure-responsive base particles and fatty acid metal salt particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, the pressure-responsive particles have at least two glass transition temperatures, and a difference between the lowest glass transition temperature and the highest glass transition temperature is 30° C. or higher.

公开(公告)号：US11235593B2

公开(公告)日：2022-02-01

申请号：US16937724

申请日：2020-07-24

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yoshifumi Iida ,  Satoshi Kamiwaki ,  Sakae Takeuchi ,  Satomi Kashiwagi

IPC: B32B38/00 ,  B32B27/08 ,  B32B27/30 ,  B32B37/10 ,  B32B7/12 ,  B41J11/00

Abstract: A method for forming a printed material includes forming an image on a recording medium; applying particles to a surface of the recording medium, the surface having the image formed thereon; heating the particles applied to the recording medium; and pressurizing, in a thickness direction, a multilayer body obtained by folding the recording medium so that the heated particles are sandwiched between flaps of the recording medium or a multilayer body obtained by placing another medium on top of the recording medium with the heated particles therebetween. The particles contain a styrene resin and a (meth)acrylic acid ester resin. The (meth)acrylic acid ester resin contains two (meth)acrylic acid ester monomer units, and a mass ratio of the (meth)acrylic acid ester monomer units relative to a total of polymerization components is 90 mass % or more.

公开(公告)号：US11964507B2

公开(公告)日：2024-04-23

申请号：US16939070

申请日：2020-07-27

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Sumiaki Yamasaki ,  Sakae Takeuchi ,  Hiroshi Saegusa ,  Yoichiro Emura ,  Yoshifumi Iida ,  Satoshi Kamiwaki ,  Susumu Yoshino

IPC: B42D25/46 ,  B32B37/00 ,  B32B37/10 ,  B32B37/12 ,  B32B37/30 ,  B32B38/14 ,  B32B38/18 ,  B42D15/04 ,  B42D25/465 ,  C08F212/08 ,  C08F220/18 ,  C08L25/14

CPC classification number: B42D25/46 ,  B32B37/0046 ,  B32B37/12 ,  B42D15/042 ,  B42D25/465 ,  C08F212/08 ,  C08F220/1804 ,  C08F220/1808 ,  C08L25/14 ,  B32B2037/0069 ,  B32B37/10 ,  B32B2037/1269 ,  B32B37/30 ,  B32B38/14 ,  B32B38/1808 ,  B32B2305/54 ,  B32B2309/02 ,  B32B2325/00 ,  B32B2333/04 ,  C08L2207/02 ,  C08L2207/53

Abstract: A method for producing a printed material includes forming a color image having an image area ratio of 20% or less on a peripheral edge portion of a recording medium by using a coloring material; providing pressure-induced phase transition particles to a region of the recording medium, the region including the peripheral edge portion; bonding the color image and the pressure-induced phase transition particles onto the recording medium; and folding the recording medium having the color image and the pressure-induced phase transition particles bonded thereon and pressure-bonding the folded recording medium, or pressure-bonding the recording medium having the color image and the pressure-induced phase transition particles bonded thereon and another recording medium placed on top of each other. The pressure-induced phase transition particles contain a styrene resin and a (meth)acrylic acid ester resin, the styrene resin contains styrene and a vinyl monomer other than styrene as polymerization components, the (meth)acrylic acid ester resin contains at least two (meth)acrylic acid esters as polymerization components, and a mass ratio of the (meth)acrylic acid esters is 90 mass % or more of a total of all polymerization components of the (meth)acrylic acid ester resin. The pressure-induced phase transition particles have at least two glass transition temperatures, and a difference between the lowest glass transition temperature and the highest glass transition temperature among the glass transition temperatures of the pressure-induced phase transition particles is 30° C. or more.

公开(公告)号：US11795316B2

公开(公告)日：2023-10-24

申请号：US17161702

申请日：2021-01-29

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Satomi Kashiwagi ,  Satoshi Inoue ,  Sumiaki Yamasaki ,  Yoshifumi Iida ,  Takako Kobayashi ,  Takashi Hasegawa

IPC: C08L25/14 ,  C08K3/22 ,  C08K3/36 ,  B41M5/52 ,  B41J13/00 ,  C09J125/14 ,  C09J7/38

CPC classification number: C08L25/14 ,  B41J13/00 ,  B41M5/5218 ,  B41M5/5254 ,  C08K3/22 ,  C08K3/36 ,  C09J7/385 ,  C09J125/14 ,  C08K2003/2241

Abstract: Pressure-responsive particles include pressure-responsive base particles and inorganic oxide particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, a liberation rate of the inorganic oxide particles is 10% by mass or higher and 40% by mass or lower, the pressure-responsive particles have at least two glass transition temperatures, and a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher.