Monomer composition containing unsaturated polyalkylene glycol ether-based monomer, method for producing composition thereof, polymer obtained using composition thereof, and method for producing polymer thereof

Patent metadata

Field	Value
Publication number	US-10208203-B2
Application number	US-201715809235-A
Country	US
Kind code	B2
Filing date	Nov 10, 2017
Priority date	Sep 30, 2010
Publication date	Feb 19, 2019
Grant date	Feb 19, 2019

Abstract

A monomer composition containing an unsaturated polyalkylene glycol ether-based monomer is provided having excellent stability. The monomer composition contains an unsaturated polyalkylene glycol ether-based monomer represented by the following chemical formula (1):

YO(R 1 O) n R 2   (1)

[in the formula, Y represents an alkenyl group having 2 to 7 carbon atoms; R 1 O represents one or two or more types of oxyalkylene groups having 2 to 18 carbon atoms; n represents an average addition, mole number of oxyalkylene groups and is a number of 5 to 500; and R 2 represents a hydrogen atom, or a hydrocarbon group having 1 to 30 carbon atoms], an organic acid, and water, and having a pH of 4 to 13.

First claim

The invention claimed is:

1. A monomer composition comprising:
an unsaturated polyalkylene glycol ether-based monomer represented by the following chemical formula (1):
[Chemical formula 1]
YO(R 1 O) n R 2   (1)

where Y is selected from the group consisting of a 2-propenyl group (allyl group) (CH 2 ═CHCH 2 — group), a 2-methyl-2-propenyl group (CH 2 ═C(CH 3 )—CH 2 — group), a 2-butenyl group (CH 3 CH═CHCH 2 — group), a 3-methyl-3-butenyl group (CH 2 ═C(CH 3 )—CH 2 CH 2 — group), a 3-methyl-2-butenyl group (prenyl group) (CH 3 C(CH 3 )═CHCH 2 — group), a 2-methyl-3-butenyl group (CH 2 ═CHCH(CH 3 )—CH 2 — group), a 2-methyl-2-butenyl group (CH 3 CH═C(CH 3 )—CH 2 — group), a 1-methyl-2-butenyl group (CH 3 CH═CHCH(CH 3 )— group), a 5-hexenyl group (CH 2 ═CHCH 2 CH 2 CH 2 CH 2 — group), a 3-heptenyl group (CH 3 CH 2 CH 2 CH═CHCH 2 CH 2 — group), and a 2-cyclohexenyl group; R 1 O represents one or two or more types of oxyalkylene groups having 2 to 18 carbon atoms; n represents an average addition mole number of oxyalkylene groups and n is a number of 5 to 500; and R 2 represents a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms;
an organic acid; and
water, wherein
the monomer composition has a pH of 7 to 12.

2. The monomer composition according to claim 1 , wherein the organic acid is a hydrocarbon having 1 to 10 carbon atoms which has a carboxy group or a sulfo group.

3. The monomer composition according to claim 1 , wherein a content of the water is 1 to 50 parts by weight relative to 100 parts by weight of the monomer.

4. The monomer composition according to claim 1 , wherein an alkali metal ion is included in an amount of 5 to 30,000 ppm by weight.

5. The monomer composition according to claim 1 , wherein the organic acid is a hydrocarbon having 1 to 10 carbon atoms which has a sulfo group.

6. The monomer composition according to claim 1 , wherein a content of the organic acid is 0.0001 to 5 parts by weight relative to 100 parts by weight of the monomer.

Assignees

• Nippon Catalytic Chem Ind

Inventors

• Kawabata Hiroshi

Classifications

• C08L2205/05

  containing polymer components which can react with one another · CPC title

• C08L71/02 Primary

  Polyalkylene oxides · CPC title

• C08L33/02

  Homopolymers or copolymers of acids; Metal or ammonium salts thereof · CPC title

• C04B24/2647

  containing polyether side chains · CPC title

• C08F228/02

  by a bond to sulfur · CPC title