公开(公告)号：US20250059315A1

公开(公告)日：2025-02-20

申请号：US18668972

申请日：2024-05-20

Applicant: Foldax, Inc.

Inventor： Pathiraja A. Gunatillake ,  Mark Bown ,  Raju Adhikari

IPC: C08G18/61 ,  A61F2/24 ,  A61L27/18 ,  C08G18/76 ,  C08G77/458 ,  C08G77/46 ,  C08G81/02 ,  C08L83/12

Abstract: The present disclosure provides soft block copolymer segments of Formula 1 for thermoplastic polyurethane or polyurethaneurea elastomer materials and their reaction products with divalent compounds, such as diisocyanates, chain extenders and optional additional polyols or polyamines. Also disclosed herein are methods for the production of the soft block copolymer segments, and possible applications of these materials in the formation of biomaterials for articles including medical devices such as implants, heart valves and drug delivery devices.

公开(公告)号：US12129331B2

公开(公告)日：2024-10-29

申请号：US17364033

申请日：2021-06-30

Applicant: Foldax, Inc.

Inventor： Pathiraja A. Gunatillake ,  Mark Bown ,  Raju Adhikari

IPC: C08G18/61 ,  A61F2/24 ,  A61L27/18 ,  C08G18/48 ,  C08G18/76 ,  C08G77/458 ,  C08G77/46 ,  C08G81/02 ,  C08L83/12

CPC classification number: C08G18/61 ,  A61F2/2409 ,  A61L27/18 ,  C08G18/7671 ,  C08G77/458 ,  C08G77/46 ,  C08G81/025 ,  C08G81/027 ,  C08L83/12 ,  A61F2210/0071 ,  A61F2240/00 ,  A61L2430/20 ,  C08L2203/02 ,  C08L2207/04 ,  A61L27/18 ,  C08L75/04 ,  C08G18/10 ,  C08G18/48 ,  C08G18/61

Abstract: The present disclosure provides soft block copolymer segments of Formula 1 for thermoplastic polyurethane or polyurethaneurea elastomer materials and their reaction products with divalent compounds, such as diisocyanates, chain extenders and optional additional polyols or polyamines. Also disclosed herein are methods for the production of the soft block copolymer segments, and possible applications of these materials in the formation of biomaterials for articles including medical devices such as implants, heart valves and drug delivery devices.