公开(公告)号：US20230090721A1

公开(公告)日：2023-03-23

申请号：US17788441

申请日：2020-12-24

Applicant: TOYOBO CO., LTD.

Inventor： Hideyuki SAKATA ,  Kenji KASHIHARA

IPC: C09J183/12 ,  C09J7/10 ,  C09J133/10 ,  C09J123/08 ,  C09J11/06

Abstract: An object of this invention is to provide an adhesive composition that comprises a moisture-curable resin and a modified polyolefin and that achieves an excellent liquid state and excellent adhesion to polyolefin resin substrates. Provided is a moisture-curable adhesive resin composition comprising a moisture-curable resin (A) and a modified polyolefin resin (B), wherein the content of the modified polyolefin resin (B) is 2 parts by mass or more per 100 parts by mass of the moisture-curable resin (A).

公开(公告)号：US20220348783A1

公开(公告)日：2022-11-03

申请号：US17760921

申请日：2020-08-26

Applicant: TOYOBO CO., LTD.

Inventor： Hokuto YAMASAKI ,  Kenji KASHIHARA

IPC: C09D123/30 ,  C09D7/20 ,  C09D7/65 ,  C09D5/00

Abstract: The present invention provides a paint formulation that has good storage stability and weather resistance, and that is capable of forming a paint film having excellent water resistance, chemical resistance such as gasohol resistance and fuel resistance, and adhesion. The paint formulation comprises an acid-modified polyolefin (A) and a tackifier (B), and satisfies the following (a) and (b): (a) the acid-modified polyolefin (A) has crystallinity; and (b) the tackifier (B) has a double-bond equivalent of 40 or more, as defined by the formula: double-bond equivalent=weight average molecular weight/number of double bonds in a molecule, or contains no double bond.

公开(公告)号：US20220195168A1

公开(公告)日：2022-06-23

申请号：US17602565

申请日：2020-03-26

Applicant: TOYOBO CO., LTD.

Inventor： Keitaro MIYAZAKI ,  Kenji KASHIHARA

IPC: C08L23/26 ,  C08L33/10 ,  C09D11/107 ,  C09D7/65 ,  C09J7/24

Abstract: This invention provides an aqueous resin composition mixture of polyolefin and acrylic for paints, inks, adhesives, sealing agents, or primers, the aqueous resin composition exhibiting high peel strength even when baked at 80° C. on polyolefin substrates, and maintaining adhesion although an acrylic component is contained. Provided is an aqueous resin composition comprising an acid-modified polyolefin resin (A) and a (meth)acrylic acid ester copolymer (B), wherein the acid-modified polyolefin resin (A) contains an unsaturated carboxylic acid or an anhydride thereof in an amount of 0.5 to 10 mass %, and wherein the (meth)acrylic acid ester copolymer (B) contains as copolymerization components a (meth)acrylic acid ester (B1), whose ester moiety is a hydrocarbon group with 12 or more carbon atoms, and a (meth)acrylic acid ester (B2), whose ester moiety is a hydrocarbon group with 11 or less carbon atoms.

公开(公告)号：US20220106481A1

公开(公告)日：2022-04-07

申请号：US17426414

申请日：2020-05-07

Applicant: TOYOBO CO., LTD.

Inventor： Hirotoshi KIZUMOTO ,  Kenji KASHIHARA ,  Ryouhei YAMANE

IPC: C08L67/06 ,  C08G63/183 ,  C08G63/199 ,  C08G63/40 ,  C08G63/52 ,  C08G63/85 ,  C08F222/06

Abstract: [Problem] The present invention aims to provide a high-molecular-weight modified copolymerized polyester resin that has a reactive functional group at a site other than the terminals of the molecular chain thereof, has an excellent reactivity with a curing agent (such as an epoxy resin or an isocyanate compound), and can be used to form an organic-solvent-and-emulsifier-free water dispersion having excellent storage stability.
[Solution] A modified copolymerized polyester resin (B) having a structure in which a copolymerized polyester resin (A) has an unsaturated polyvalent carboxylic acid added to a side chain thereof, and the copolymerized polyester resin (A) contains, as copolymerization components, at least one member selected from the group consisting of: a copolymerization component having an alicyclic structure (component x); a copolymerization component having six or more continuous methylene groups (component y); and an acyclic aliphatic copolymerization component having a tertiary carbon atom and a molecular weight of more than 100 (component z).

公开(公告)号：US20220411676A1

公开(公告)日：2022-12-29

申请号：US17780744

申请日：2020-11-11

Applicant: TOYOBO CO., LTD.

Inventor： Tomoka TAKATA ,  Kenji KASHIHARA

IPC: C09J123/30 ,  C08F110/06 ,  B32B27/32 ,  B32B7/12 ,  B32B27/08 ,  B32B27/30 ,  B32B27/36

Abstract: Provided is an adhesive composition that exhibits good adhesion between a polyolefin resin substrate and a different type of material even when no curing agent is used, enables bonding at low temperatures, and has excellent storage stability. An adhesive composition comprising an acid-modified polyolefin (A) and an ethylene-α-olefin-diene rubber (B).

公开(公告)号：US20190382611A1

公开(公告)日：2019-12-19

申请号：US16479264

申请日：2018-01-15

Applicant: TOYOBO CO., LTD.

Inventor： Hokuto YAMASAKI ,  Kenji KASHIHARA

IPC: C09D123/26 ,  C09D145/02 ,  C09D5/00

Abstract: The present invention provides a coating composition that has excellent storage stability and that is capable of forming a coating film having excellent water resistance, chemical resistance such as gasohol resistance and fuel resistance, and adhesion. The coating composition comprises an acid-modified polyolefin (A), a coumarone-indene resin (B), and a hydrocarbon-based solvent (C), wherein the coumarone-indene resin (B) is contained in an amount of 25 to 400 parts by mass, per 100 parts by mass of the acid-modified polyolefin (A). The coating composition further comprises at least one of an ester-based solvent or ketone-based solvent (D).

公开(公告)号：US20160130373A1

公开(公告)日：2016-05-12

申请号：US14891388

申请日：2014-05-08

Applicant: TOYOBO CO., LTD.

Inventor： Hideyuki SAKATA ,  Kenji KASHIHARA

IPC: C08F8/30 ,  C09J123/36

CPC classification number: C08F8/30 ,  B32B7/12 ,  B32B17/064 ,  B32B27/32 ,  C08F8/32 ,  C08F255/02 ,  C08F255/04 ,  C09J123/36 ,  C09J151/06 ,  C08F210/06 ,  C08F210/08 ,  C08F222/06 ,  C08F210/16

Abstract: This invention provides a novel polyolefin modified with a nitrogen-containing heterocyclic compound containing no harmful halogen atoms such as chlorine, and an adhesive composition between a polyolefin substrate and an inorganic substrate such as a glass substrate. A polyolefin modified with a nitrogen-containing heterocyclic compound (C) having a nitrogen-containing heterocyclic compound (B) at the side chain of an acid-modified polyolefin (A).

Abstract translation: 本发明提供了一种用含氯不含有害卤素原子的含氮杂环化合物改性的新型聚烯烃，以及聚烯烃基材和无机基材如玻璃基材之间的粘合剂组合物。 在酸改性聚烯烃（A）的侧链具有含氮杂环化合物（B）的含氮杂环化合物（C）改性的聚烯烃。

公开(公告)号：US20220416334A1

公开(公告)日：2022-12-29

申请号：US17780288

申请日：2020-11-24

Applicant: TOYOBO CO., LTD.

Inventor： Motoki FUJIMOTO ,  Kenji KASHIHARA

IPC: H01M50/124 ,  H01M10/0525 ,  H01M50/145 ,  C09J123/30 ,  C09J7/10

Abstract: The present invention provides an adhesive composition that shows good adhesion to a polyolefin resin substrate and a metal substrate, and good electrolyte solution resistance, and also exhibits excellent heat resistance. The present invention also provides a laminate including an adhesive layer comprising the adhesive composition, a packaging material using the laminate for which heat resistance and electrolyte solution resistance are required, and a packaging material for a lithium-ion battery comprising the laminate as a constituent member. The adhesive composition comprises an acid-modified polyolefin (A), an isocyanate curing agent (B), and an acid anhydride group-containing compound (C), the acid anhydride group-containing compound (C) being present in an amount of 0.1 parts by mass or more and 20 parts by mass or less based on 100 parts by mass of the acid-modified polyolefin (A).

公开(公告)号：US20220340748A1

公开(公告)日：2022-10-27

申请号：US17763866

申请日：2020-09-08

Applicant: TOYOBO CO., LTD.

Inventor： Yoji YAMASHITA ,  Takuya YOKOMICHI ,  Kenji KASHIHARA

IPC: C08L51/06 ,  C08L51/04 ,  C08L23/08 ,  C08L9/06 ,  C08F222/06 ,  C08J5/04

Abstract: This invention provides a modified polyolefin resin composition that contains a large amount of an unsaturated carboxylic acid or an anhydride thereof, and that can inhibit an increase in fluidity after graft modification due to little influence of a reaction residue, wherein the resin composition when used as a compatibilizer for reinforced fiber plastics provides a molded article with excellent mechanical properties such as bending strength and impact resistance.

公开(公告)号：US20180305592A1

公开(公告)日：2018-10-25

申请号：US15770617

申请日：2016-08-26

Applicant: TOYOBO CO., LTD.

Inventor： Takuya YOKOMICHI ,  Kenji KASHIHARA

IPC: C09J123/12 ,  C09J7/35 ,  C09J7/29

CPC classification number: C09J123/12 ,  B32B27/00 ,  B32B27/32 ,  C09J7/29 ,  C09J7/35 ,  C09J123/04 ,  C09J123/10 ,  C09J123/26

Abstract: The present invention provides an adhesive composition and a hot-melt adhesive that are suitably used for bonding a polyolefin resin substrate and a polar material, and that are capable of low-temperature adhesion. The adhesive composition comprises an acid-modified polypropylene (A), an unfunctionalized polypropylene (B), and a polyethylene (C), and has a melting point of 70 to 140° C.