NL164047C - PROCESS FOR PREPARING CROSS-CROSSED, SULPHONATED POLYSTYRENE. - Google Patents

PROCESS FOR PREPARING CROSS-CROSSED, SULPHONATED POLYSTYRENE.

Info

Publication number: NL164047C
Authority: NL; Netherlands
Prior art keywords: crossed; preparing cross; sulphonated polystyrene; sulphonated; polystyrene
Prior art date: 1976-06-10

Application number

NL7706145A

Other languages

Dutch (nl)

Other versions

NL7706145A (en

NL164047B (en

Original Assignee

Nat Starch Chem Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-06-10

Filing date

1977-06-03

Publication date

1980-11-17

1977-06-03 Application filed by Nat Starch Chem Corp filed Critical Nat Starch Chem Corp

1977-12-13 Publication of NL7706145A publication Critical patent/NL7706145A/en

1980-06-16 Publication of NL164047B publication Critical patent/NL164047B/en

1980-11-17 Application granted granted Critical

1980-11-17 Publication of NL164047C publication Critical patent/NL164047C/en

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/34—Introducing sulfur atoms or sulfur-containing groups
- C08F8/36—Sulfonation; Sulfation
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
- C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2810/00—Chemical modification of a polymer
- C08F2810/20—Chemical modification of a polymer leading to a crosslinking, either explicitly or inherently
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2810/00—Chemical modification of a polymer
- C08F2810/50—Chemical modification of a polymer wherein the polymer is a copolymer and the modification is taking place only on one or more of the monomers present in minority

Landscapes

Chemical & Material Sciences (AREA)
General Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

NL7706145A 1976-06-10 1977-06-03 PROCESS FOR PREPARING CROSS-CROSSED, SULPHONATED POLYSTYRENE. NL164047C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US69478576A	1976-06-10	1976-06-10

Publications (3)

Publication Number	Publication Date
NL7706145A NL7706145A (en)	1977-12-13
NL164047B NL164047B (en)	1980-06-16
NL164047C true NL164047C (en)	1980-11-17

Family

ID=24790269

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7706145A NL164047C (en)	1976-06-10	1977-06-03	PROCESS FOR PREPARING CROSS-CROSSED, SULPHONATED POLYSTYRENE.

Country Status (6)

Country	Link
JP (1)	JPS5325691A (en)
CA (1)	CA1114097A (en)
DE (1)	DE2725124C3 (en)
FR (1)	FR2354348A1 (en)
GB (1)	GB1530985A (en)
NL (1)	NL164047C (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58224580A (en) *	1982-06-21	1983-12-26	Joto Seisakusho:Kk	Direct brake device
FR2587708B1 (en) *	1985-09-20	1988-03-18	Ceca Sa	COPOLYMERS OF STYRENE SULFONIC ACIDS WITH IMPROVED THERMAL STABILITY. APPLICATION, PARTICULARLY TO DRILLING FLUIDS
CA2056550A1 (en) *	1991-01-30	1992-07-31	Stanley F. Bedell	Sulphonation process
GR1003331B (en) *	1997-10-23	2000-03-07		Method of preparation of products which absorb water inside their molecules
CN115746191B (en) *	2022-01-30	2024-05-28	北京化工大学	A method for preparing sulfonated copolymer
CN115746190B (en) *	2022-01-30	2024-05-28	北京化工大学	Preparation method of sulfonated polymer water reducer

1977
- 1977-05-27 GB GB2251877A patent/GB1530985A/en not_active Expired
- 1977-06-03 DE DE19772725124 patent/DE2725124C3/en not_active Expired
- 1977-06-03 NL NL7706145A patent/NL164047C/en not_active IP Right Cessation
- 1977-06-06 FR FR7717281A patent/FR2354348A1/en active Granted
- 1977-06-08 CA CA280,105A patent/CA1114097A/en not_active Expired
- 1977-06-10 JP JP6803777A patent/JPS5325691A/en active Granted

Also Published As

Publication number	Publication date
JPS552203B2 (en)	1980-01-18
FR2354348B1 (en)	1981-06-12
CA1114097A (en)	1981-12-08
JPS5325691A (en)	1978-03-09
NL7706145A (en)	1977-12-13
FR2354348A1 (en)	1978-01-06
DE2725124C3 (en)	1980-04-17
DE2725124A1 (en)	1977-12-15
GB1530985A (en)	1978-11-01
NL164047B (en)	1980-06-16
DE2725124B2 (en)	1979-08-09

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Legal Events

Date	Code	Title	Description
1991-02-18	V1	Lapsed because of non-payment of the annual fee