公开(公告)号：US20220314508A1

公开(公告)日：2022-10-06

申请号：US17753442

申请日：2020-08-27

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Ramnath Subramaniam ,  Jason D. McNulty

IPC: B29C45/18

Abstract: Methods and systems of delivering liquid additives in a molding system are provided. A charging sensor is provided to monitor the status of the injection charging mechanism of the molding system which charges, meters or doses an injection volume of molding material. A dosing instruction is generated based on the charging status signal. The additive pump controls the delivering of the liquid additives into the injection unit based on the dosing instruction, while the injection charging mechanism is charging the injection volume of molding material.

公开(公告)号：US20210147677A1

公开(公告)日：2021-05-20

申请号：US17047493

申请日：2019-04-16

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Ramnath Subramaniam ,  Joseph S. Warner ,  Michael J. Svendsen ,  David M. Castiglione

IPC: C08L77/06 ,  C08L83/04 ,  A62B18/02 ,  A62B18/08 ,  A62B9/00 ,  B32B25/08 ,  B32B25/14

Abstract: A dual-molded silicone-polyamide composite article including a first molded piece that comprises a blend of polyamide and an ethylene-vinyl alcohol copolymer and a second molded piece that comprises a thermoset, hydrosilylation-cure silicone polymer. A portion of a surface of the second molded piece is autogenously bonded to a portion of a surface of the first molded piece.

公开(公告)号：US20250051568A1

公开(公告)日：2025-02-13

申请号：US18928474

申请日：2024-10-28

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Ramnath Subramaniam ,  Joseph S. Warner ,  Michael J. Svendsen ,  David M. Castiglione

IPC: C08L77/06 ,  A62B7/10 ,  A62B9/00 ,  A62B18/02 ,  A62B18/08 ,  B29C45/16 ,  B29K77/00 ,  B29K83/00 ,  B32B25/08 ,  B32B25/14 ,  C08L83/04

Abstract: A dual-molded silicone-polyamide composite article including a first molded piece that comprises a blend of polyamide and an ethylene-vinyl alcohol copolymer and a second molded piece that comprises a thermoset, hydrosilylation-cure silicone polymer. A portion of a surface of the second molded piece is autogenously bonded to a portion of a surface of the first molded piece.

公开(公告)号：US12173153B2

公开(公告)日：2024-12-24

申请号：US17047493

申请日：2019-04-16

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Ramnath Subramaniam ,  Joseph S. Warner ,  Michael J. Svendsen ,  David M. Castiglione

IPC: C08L77/06 ,  A62B7/10 ,  A62B9/00 ,  A62B18/02 ,  A62B18/08 ,  B29C45/16 ,  B29K77/00 ,  B29K83/00 ,  B32B25/08 ,  B32B25/14 ,  C08L83/04

Abstract: A dual-molded silicone-polyamide composite article including a first molded piece that comprises a blend of polyamide and an ethylene-vinyl alcohol copolymer and a second molded piece that comprises a thermoset, hydrosilylation-cure silicone polymer. A portion of a surface of the second molded piece is autogenously bonded to a portion of a surface of the first molded piece.