The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 27, 2026

Filed:

Nov. 05, 2019
Applicant:

Contitech Usa, Inc., Fairlawn, OH (US);

Inventors:

Guangzhuo Rong, Hudson, OH (US);

Thomas George Burrowes, North Canton, OH (US);

Assignee:

ContiTech USA, Inc., Fairlawn, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 23/286 (2025.01); F16L 11/08 (2006.01); F16L 57/04 (2006.01);
U.S. Cl.
CPC ...
C08L 23/286 (2013.01); F16L 11/08 (2013.01); F16L 57/04 (2013.01); C08L 2201/02 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01); C08L 2207/062 (2013.01); F16L 11/085 (2013.01);
Abstract

Hoses include inner tube, a reinforcement layer disposed outwardly from the inner tube, and a cover layer disposed outwardly from the reinforcement layer, and the cover layer and/or inner tube is based on a cured composition formed from a mixture containing a blend of chlorinated polyethylene (CPE) and cross-linkable oxidized high density polyethylene (oxidized HDPE), where the CPE and oxidized HDPE are blended in a CPE:oxidized HDPE weight ratio of from 10:1 to 1:1, and a peroxide curing system. The peroxide curing system used in some compositions according the disclosure include alpha-alpha-bis(t-butylperoxy)diisopropylbenzene and trimethylolpropane trimethacrylate.


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