公开(公告)号：US20180319925A1

公开(公告)日：2018-11-08

申请号：US15772539

申请日：2016-11-02

Applicant: Lubrizol Advanced Materials, Inc.

Inventor： Qiwei Lu ,  Julius Farkas ,  Chetan M. Makadia ,  Alexander Jiaokai Jing

IPC: C08G18/42 ,  C08K5/5313 ,  C08K7/14 ,  C08G18/48 ,  C08G18/76 ,  C08G18/44 ,  C08G18/66 ,  C08G18/32

CPC classification number: C08G18/4277 ,  B29C67/24 ,  B29K2075/00 ,  B29K2105/0026 ,  B29K2995/0016 ,  C08G18/3206 ,  C08G18/4238 ,  C08G18/44 ,  C08G18/4854 ,  C08G18/664 ,  C08G18/6674 ,  C08G18/7671 ,  C08K5/5313 ,  C08K7/14 ,  C08L75/04

Abstract: A non-reinforced thermoplastic polyurethane composition having a high flexural modulus comprises 5% to 25% of a hydroxyl-functional polyol intermediate having a weight average molecular weight of 250 to 3000 and 75% to 95% hard segment comprising an unbranched, unsubstituted, straight chain diol and an aromatic isocyanate.

公开(公告)号：US10774172B2

公开(公告)日：2020-09-15

申请号：US15772545

申请日：2016-11-01

Applicant: Lubrizol Advanced Materials, Inc.

Inventor： Qiwei Lu ,  Julius Farkas ,  Chetan M. Makadia ,  Alexander Jiaokai Jing

IPC: C08G18/48 ,  C08G18/32 ,  C08K3/40 ,  C08G18/76 ,  C08G18/66 ,  C08G18/42 ,  C08J3/20 ,  C08K5/5313 ,  C08K7/14 ,  C08K13/02 ,  B29C48/00 ,  B29K75/00 ,  B29K105/00

Abstract: A crystalline non-reinforced thermoplastic polyurethane composition having a high flexural modulus comprises 5% to 25% of a hydroxyl-functional polyol intermediate having a weight average molecular weight of 250 to 3000 and 75% to 95% hard segment comprising an unbranched, unsubstituted, linear chain diol and an aromatic isocyanate.

公开(公告)号：US20190085117A1

公开(公告)日：2019-03-21

申请号：US15772545

申请日：2016-11-01

Applicant: Lubrizol Advanced Materials, Inc.

Inventor： Qiwei Lu ,  Julius Farkas ,  Chetan M. Makadia ,  Alexander Jiaokai Jing

IPC: C08G18/76 ,  C08G18/48 ,  C08G18/42 ,  C08G18/66 ,  C08G18/32 ,  C08K3/40 ,  C08K7/14 ,  C08K5/5313 ,  C08K13/02 ,  C08J3/20

CPC classification number: C08G18/7671 ,  B29C48/022 ,  B29K2075/00 ,  B29K2105/0026 ,  C08G18/3206 ,  C08G18/4238 ,  C08G18/4854 ,  C08G18/6607 ,  C08G18/664 ,  C08G18/6674 ,  C08G18/6681 ,  C08G2250/00 ,  C08J3/201 ,  C08K3/40 ,  C08K5/5313 ,  C08K7/14 ,  C08K13/02

Abstract: A crystalline non-reinforced thermoplastic polyurethane composition having a high flexural modulus comprises 5% to 25% of a hydroxyl-functional polyol intermediate having a weight average molecular weight of 250 to 3000 and 75% to 95% hard segment comprising an unbranched, unsubstituted, linear chain diol and an aromatic isocyanate.