公开(公告)号：US20240035690A1

公开(公告)日：2024-02-01

申请号：US18268751

申请日：2021-12-27

Applicant: DIRECTA PLUS S.P.A.

Inventor： Laura Giorgia Rizzi ,  Giulio Giuseppe Cesareo

IPC: F24F8/108 ,  B01D39/14 ,  D06M11/74

CPC classification number: F24F8/108 ,  B01D39/14 ,  D06M11/74 ,  B01D2239/0258 ,  B01D2239/0407 ,  B01D2239/0442 ,  B01D2239/0464

Abstract: Filter element for air conditioning unit comprising a textile substrate selected from woven fabric and nonwoven fabric, and a composition comprising graphene, in which said graphene is in the form of nano-platelets and is present in an amount from 2 to 20 g of graphene per square meter of textile substrate and is dispersed in a binding agent and applied uniformly on all said textile substrate by means of impregnation.

公开(公告)号：US20230243089A1

公开(公告)日：2023-08-03

申请号：US17927770

申请日：2021-05-24

Applicant: DIRECTA PLUS S.P.A.

Inventor： Giulio Giuseppe Cesareo ,  Laura Giorgia Rizzi

IPC: D06M11/74 ,  B01D39/08 ,  B01D39/16 ,  B01D39/20 ,  D06B3/18 ,  D06M16/00

CPC classification number: D06M11/74 ,  B01D39/083 ,  B01D39/1623 ,  B01D39/2058 ,  D06B3/18 ,  D06M16/00 ,  B01D2239/0442 ,  B01D2239/0241 ,  B01D2239/0258 ,  B01D2239/0464 ,  B01D2239/0618 ,  B01D2239/0627 ,  B01D2239/10 ,  D06M2101/20

Abstract: Method of treating a textile article by impregnation with a water dispersion of graphene nano-platelets in an impregnation bath comprising also a polymeric binder and an anti-migration and wetting agent. Graphene is fixed in the textile article to improve its thermal and electrical conductivity, as well as its filtering power and germ-blocking properties.

公开(公告)号：US20230225430A1

公开(公告)日：2023-07-20

申请号：US17927768

申请日：2021-05-24

Applicant: DIRECTA PLUS S.P.A.

Inventor： Giulio Giuseppe Cesareo ,  Laura Giorgia Rizzi

IPC: A41D13/11 ,  B82Y30/00 ,  B01D71/02

CPC classification number: A41D13/11 ,  B82Y30/00 ,  B01D71/0211 ,  B01D2239/0442 ,  B01D2239/0241

Abstract: Textile article comprising a textile substrate to which graphene is applied in an amount from 0.5 to 20 g of graphene per square meter of textile substrate, wherein said graphene is dispersed in a polymeric binder and forms a thermal circuit heatable by exposure to electromagnetic radiation. There is also described a filter comprising said textile article, for example a face mask for personal health protection.

公开(公告)号：US20210289883A1

公开(公告)日：2021-09-23

申请号：US17258502

申请日：2019-06-20

Applicant: DIRECTA PLUS S.P.A.

Inventor： Giulio Giuseppe Cesareo ,  Massimiliano Bianchi ,  Antonino Di Pasquale

IPC: A43B13/04 ,  C08L7/00 ,  C08L9/00 ,  C08K3/04 ,  A43B13/02

Abstract: A shoe sole comprising an elastomeric composition comprising: (D) 100 phr of a mixture of rubbers comprising: i. from 40 to 70% by weight of an isoprene polymer; ii. from 20 to 50% by weight of polybutadiene; iii. from 10 to 40% by weight of an SBR having a glass transition temperature (Tg) from −60 to −40° C.; (E) from 50 to 100 phr of amorphous carbon black having a surface area greater than 85 m2/g measured with the ASTM D6556 method, and a dibutyl phthalate absorption index (DBPA) greater than 90 measured with the ASTM D2414 method; (F) from 1 to 30 phr of graphene nano-platelets, wherein at least 90% of said graphene nano-platelets has a side dimension (x, y) from 50 to 50000 nm and a thickness (z) of 0.34 to 50 nm, and wherein said graphene nano-platelets have a C/O ratio ≥100:1.

公开(公告)号：US12029273B2

公开(公告)日：2024-07-09

申请号：US17258502

申请日：2019-06-20

Applicant: DIRECTA PLUS S.P.A.

Inventor： Giulio Giuseppe Cesareo ,  Massimiliano Bianchi ,  Antonino Di Pasquale

IPC: A43B13/04 ,  A43B13/02 ,  B29C35/02 ,  C08K3/04 ,  C08L9/00 ,  B29K19/00 ,  B29K105/00 ,  B29K105/16 ,  B29K507/04 ,  B29L31/50 ,  B82Y40/00

CPC classification number: A43B13/04 ,  A43B13/026 ,  B29C35/02 ,  C08K3/04 ,  C08K3/042 ,  C08L9/00 ,  B29K2019/00 ,  B29K2105/0005 ,  B29K2105/162 ,  B29K2507/04 ,  B29L2031/504 ,  B82Y40/00 ,  C08K2201/006 ,  C08K2201/011

Abstract: A shoe sole comprising an elastomeric composition comprising: (D) 100 phr of a mixture of rubbers comprising: i. from 40 to 70% by weight of an isoprene polymer; ii. from 20 to 50% by weight of polybutadiene; iii. from 10 to 40% by weight of an SBR having a glass transition temperature (Tg) from −60 to −40° C.; (E) from 50 to 100 phr of amorphous carbon black having a surface area greater than 85 m2/g measured with the ASTM D6556 method, and a dibutyl phthalate absorption index (DBPA) greater than 90 measured with the ASTM D2414 method; (F) from 1 to 30 phr of graphene nano-platelets, wherein at least 90% of said graphene nano-platelets has a side dimension (x, y) from 50 to 50000 nm and a thickness (z) of 0.34 to 50 nm, and wherein said graphene nano-platelets have a C/O ratio ≥100:1.

公开(公告)号：US20190329100A1

公开(公告)日：2019-10-31

申请号：US16468358

申请日：2017-12-12

Applicant: DIRECTA PLUS S.P.A.

Inventor： Giulio Giuseppe Cesareo ,  Massimiliano Bianchi ,  Antonino Di Pasquale

IPC: A63B37/00 ,  C08K3/04 ,  C08F36/06

Abstract: Golf ball consisting of an inner part comprising at least an elastomeric polymer and a reinforcing agent comprising graphene nano-platelets in which at least 90% of the nano-platelets has a lateral size (x, y) from 50 to 50,000 nm and a thickness (z) from 0.34 to 45 nm, and a C/O ratio ≥100:1.

公开(公告)号：US12225953B2

公开(公告)日：2025-02-18

申请号：US17927770

申请日：2021-05-24

Applicant: DIRECTA PLUS S.P.A.

Inventor： Giulio Giuseppe Cesareo ,  Laura Giorgia Rizzi

IPC: B01D71/02 ,  A41D13/11 ,  B01D39/08 ,  B01D39/16 ,  B01D39/20 ,  B82Y30/00 ,  D06B3/18 ,  D06M11/74 ,  D06M16/00 ,  D06M101/20 ,  D06M101/06 ,  D06M101/32 ,  D06M101/38

Abstract: Method of treating a textile article by impregnation with a water dispersion of graphene nano-platelets in an impregnation bath comprising also a polymeric binder and an anti-migration and wetting agent. Graphene is fixed in the textile article to improve its thermal and electrical conductivity, as well as its filtering power and germ-blocking properties.

公开(公告)号：US12012691B2

公开(公告)日：2024-06-18

申请号：US17781148

申请日：2020-12-02

Applicant: Directa Plus S.p.A.

Inventor： Laura Giorgio Rizzi ,  Giulio Giuseppe Cesareo

IPC: D06M11/74 ,  C08K3/04 ,  C08K3/08 ,  C08K3/22 ,  C09D5/24 ,  C09D7/20 ,  C09D7/40 ,  C09D7/61 ,  C09D175/04 ,  D06M11/45 ,  D06M11/46 ,  D06M11/76 ,  D06M15/263 ,  D06M15/564 ,  D06M15/693 ,  D06M23/16 ,  D06M101/32

CPC classification number: D06M11/74 ,  C09D5/24 ,  C09D7/20 ,  C09D7/61 ,  C09D7/70 ,  C09D175/04 ,  D06M11/45 ,  D06M11/46 ,  D06M11/76 ,  D06M15/263 ,  D06M15/564 ,  D06M15/693 ,  D06M23/16 ,  C08K3/046 ,  C08K3/08 ,  C08K2003/2227 ,  C08K2003/2241 ,  C08K2003/2296 ,  D06M2101/32

Abstract: Method and composition for increasing the electrical and thermal conductivity of a textile article comprising the application of a composition comprising graphene and an inorganic pigment, so as to form a layer that consists of a thermal circuit for optimal management of heat and an electrical circuit for dissipation of the static electricity accumulated on the textile article.

公开(公告)号：US20220411993A1

公开(公告)日：2022-12-29

申请号：US17781148

申请日：2020-12-02

Applicant: Directa Plus S.p.A.

Inventor： Laura Giorgio Rizzi ,  Giulio Giuseppe Cesareo

IPC: D06M11/74 ,  D06M11/76 ,  D06M11/45 ,  D06M11/46 ,  D06M15/564 ,  D06M15/693 ,  D06M23/16 ,  D06M15/263 ,  C09D5/24 ,  C09D7/61 ,  C09D7/20 ,  C09D7/40 ,  C09D175/04

Abstract: Method and composition for increasing the electrical and thermal conductivity of a textile article comprising the application of a composition comprising graphene and an inorganic pigment, so as to form a layer that consists of a thermal circuit for optimal management of heat and an electrical circuit for dissipation of the static electricity accumulated on the textile article.

公开(公告)号：US20200062914A1

公开(公告)日：2020-02-27

申请号：US16610982

申请日：2018-05-03

Applicant: DIRECTA PLUS S.P.A. ,  NOVARESIN S.P.A.

Inventor： Laura Giorgia Rizzi ,  Aldo Ciarleglio ,  Giulio Giuseppe Cesareo ,  Ambrogio Donghi

IPC: C08J5/18 ,  C09J11/04 ,  C09J7/25 ,  C09J7/29 ,  C09J7/35 ,  C08K3/04 ,  C08K3/36 ,  B32B27/08 ,  B32B27/18 ,  B32B27/40 ,  B32B27/32 ,  B32B37/10 ,  B29C41/00

Abstract: A polyurethane film comprising a polyurethane resin and graphene, wherein the graphene is present in an amount of 1 to 30% by weight on the total weight of the film and consists of graphene nano-platelets, wherein at least 90% has a lateral dimension (x, y) of 50 to 50000 nm and a thickness (z) of 0.34 to 50 nm, wherein the lateral dimension is always greater than the thickness (x, y>z), wherein the C/O ratio is ≥100:1, and a preparation process thereof.