IP Library Granted Patent US 11,845,860
Granted Patent B2
US 11,845,860 · App. 16/975,074 · Granted Dec 19, 2023

Flame-retardant high-damping material

Inventor: Shinya Washino (Kasugai, JP)
Assignee: Kitagawa Industries Co., Ltd.
C08L57/02C08K3/04C08K3/22C08K5/34928C08K5/5313C08L25/08C08L53/025C08L85/02C09K21/12F16F1/3605C08K2003/2224F16F2224/02F16F2224/025F16F2224/048
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Quick Facts
Patent No.
US 11,845,860
App. No.
16/975,074
Granted
Dec 19, 2023
Kind
B2
Abstract

A flame-retardant high-damping material includes 100 parts by mass of styrene elastomer; from 68 to 72 parts by mass of high-viscosity oil having a kinematic viscosity of 380 mm 2 /s or more at a temperature of 40° C.; from 72 to 132 parts by mass of melamine polyphosphate flame retardant; from 121 to 173 parts by mass of organic phosphinic acid metal salt flame retardant; and from 90 to 186 parts by mass of tackifying resin.

Claims (7)

1. A flame-retardant high-damping material, comprising:

100 parts by mass of styrene elastomer;

from 68 to 72 parts by mass of high-viscosity oil having a kinematic viscosity of 380 mm 2 /s or more at a temperature of 40° C.;

from 72 to 132 parts by mass of melamine polyphosphate flame retardant;

from 121 to 173 parts by mass of organic phosphinic acid metal salt flame retardant; and

from 90 to 186 parts by mass of tackifying resin.

2. The flame-retardant high-damping material according to claim 1 , further comprising magnesium hydroxide and carbon as flame retardant aids.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 21, 2020
From: WASHINO, SHINYA
To: KITAGAWA INDUSTRIES CO., LTD.
Reel/Frame 053566/0620 →
Priority Claims (1)
JP 2018-029859 · Feb 22, 2018 · national
Continuity (1)
Related Publication 20210087386A1 · Mar 25, 2021