ゴム発泡体、その製造方法及びその用途

Title:

ゴム発泡体、その製造方法及びその用途

Document Type and Number:

Japanese Patent JP7293719

Kind Code:

B2

Abstract:

To provide a foam body made of a chloroprene-rubber composition having excellent hardness.SOLUTION: A foam body made of a vulcanized product of a rubber composition is used, the foam body containing a chloroprene rubber, and a cellulose nanofiber having an average fiber diameter of 10 to 300 nm, an average fiber length of 0.5 to 200 μm, a lignin content of 20 wt.% or less and the hydroxymethyl group of cellulose not modified with carboxylic acid or carboxylic acid salt, and in which, characterized, the amount of cellulose nanofiber is contained by 1 to 7 pts.wt. per 100 pts.wt. of chloroprene rubber.SELECTED DRAWING: None

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Inventors:

Naoyuki Ishida

Application Number:

JP2019034082A

Publication Date:

June 20, 2023

Filing Date:

February 27, 2019

Export Citation:

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Assignee:

Tosoh Corporation

International Classes:

C08J9/04; C08K5/09; C08L1/02; C08L11/00

Domestic Patent References:

JP2018188514A
JP2017523811A

Foreign References:

WO2016159081A1

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