Number

Patent name

Patentee and main inventor（Top three）

Authorized or not

Legal status

1

Preparation method of 5-Sulfoisophthalic acid monosodium salt

Liu Xusi, Sui Fulong

Y

Authorized

2

CPE Extrusion granulation plant

Dongying Xuye Chemical Co., Ltd.

Y

Authorized

3

A kind of easy installation siphon unit

Dongying Xuye Chemical Co., Ltd.

Y

Authorized

4

A new type of soda mixer;

Dongying Xuye Chemical Co., Ltd.

Y

Authorized

5

Chlorinated polyethylene test specimen preparation mould

Dongying Xuye Chemical Co., Ltd.

Y

Authorized

6

Sulfonated bottom valve orifice cant sealing device

Dongying Xuye Chemical Co., Ltd.

Y

Authorized

7

A kind of the pressure control valve

Dongying Xuye Chemical Co., Ltd.

Y

Authorized

8

Transparent chlorinated polyethylene thermoplastic materials

Shandong Xuye New Materials Co., Ltd.

Y

Authorized

9

A kind of chlorinated kettle for the production of chlorinated polyethylene rubber

Shandong Xuye New Materials Co., Ltd.

Y

Authorized

10

The feeding valve of crystallization kettle of sodium dimethyl isophthalate-5-sulfonate (SIPM)

Shandong Xuye New Materials Co., Ltd.

Y

Authorized

11

Disc type continuous drying bed of sodium dimethyl isophthalate-5-sulfonate (SIPM)

Shandong Xuye New Materials Co., Ltd.

Y

Authorized

12

Dust catcher of sodium dimethyl isophthalate-5-sulfonate (SIPM)

Shandong Xuye New Materials Co., Ltd.

Y

Authorized

Y

Authorized

Y

Authorized

Y

Authorized