公开(公告)号：US20200207906A1

公开(公告)日：2020-07-02

申请号：US16811612

申请日：2020-03-06

Applicant: LEAR CORPORATION

Inventor： Robert D. DAWE ,  Edmund J. MADAJ ,  Ashford A. GALBREATH ,  Asad S. ALI

IPC: C08G18/48 ,  C08G18/66 ,  C08G18/32

Abstract: The present disclosure relates to a method of making polyurethane foam, the method comprising providing a polyol mixture comprising polyether polyol and unmodified vegetable oil having a hydroxyl number of less than 10; and reacting isocyanate with the polyol mixture to form a polyurethane foam, wherein the unmodified vegetable oil does not react and does not form part of the polyurethane foam. The present disclosure also relates to polyurethane formed by the method and polyurethane compositions.

公开(公告)号：US20190084455A1

公开(公告)日：2019-03-21

申请号：US16192168

申请日：2018-11-15

Applicant: LEAR CORPORATION

Inventor： Ashford A. GALBREATH ,  Asad S. ALI ,  Gregory Alan LYMBURNER ,  Paul S. SEVERINSKI ,  Gary ROCK ,  James B. CLAUSER ,  Louella Ann PATTERSON ,  Thomas A. WELCH

IPC: B60N2/58 ,  B60N2/64 ,  B29C44/02 ,  B29L31/30

Abstract: A seat assembly having improved trim appearance is provided as well as a method and mold tool for making the seat assembly. In certain embodiments, the seat assembly has at least one narrow trench having a substantially constant width of up to 5 mm, which provides for better tolerances when installing a trim cover on the cushion and provides improved appearance and comfort. In certain embodiments, the mold tool has at least one tool insert that is configured to create the at least one narrow trench with a substantially constant width in the cushion.