GB1467045A

GB1467045A – Process for removal of volatile component form methacrylate polymer composition
– Google Patents

GB1467045A – Process for removal of volatile component form methacrylate polymer composition
– Google Patents
Process for removal of volatile component form methacrylate polymer composition

Info

Publication number
GB1467045A

GB1467045A
GB3436274A
GB3436274A
GB1467045A
GB 1467045 A
GB1467045 A
GB 1467045A
GB 3436274 A
GB3436274 A
GB 3436274A
GB 3436274 A
GB3436274 A
GB 3436274A
GB 1467045 A
GB1467045 A
GB 1467045A
Authority
GB
United Kingdom
Prior art keywords
volatiles
removal
polymer composition
volatile component
methacrylate polymer
Prior art date
1973-08-15
Legal status (The legal status 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 status listed.)

Expired

Application number
GB3436274A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Mitsubishi Rayon Co Ltd

Original Assignee
Mitsubishi Rayon Co Ltd
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.)
1973-08-15
Filing date
1974-08-05
Publication date
1977-03-16

1973-08-15
Priority claimed from JP9082773A
external-priority
patent/JPS5217555B2/ja

1973-08-15
Priority claimed from JP9082873A
external-priority
patent/JPS5129914B2/ja

1974-08-05
Application filed by Mitsubishi Rayon Co Ltd
filed
Critical
Mitsubishi Rayon Co Ltd

1977-03-16
Publication of GB1467045A
publication
Critical
patent/GB1467045A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

C08F6/00—Post-polymerisation treatments

C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts

C08F6/28—Purification

B—PERFORMING OPERATIONS; TRANSPORTING

B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL

B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING

B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor

B29C48/25—Component parts, details or accessories; Auxiliary operations

B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die

B29C48/50—Details of extruders

B29C48/505—Screws

B29C48/63—Screws having sections without mixing elements or threads, i.e. having cylinder shaped sections

B—PERFORMING OPERATIONS; TRANSPORTING

B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL

B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING

B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor

B29C48/25—Component parts, details or accessories; Auxiliary operations

B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die

B29C48/50—Details of extruders

B29C48/76—Venting, drying means; Degassing means

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

C08F6/00—Post-polymerisation treatments

C08F6/06—Treatment of polymer solutions

C08F6/10—Removal of volatile materials, e.g. solvents

B—PERFORMING OPERATIONS; TRANSPORTING

B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL

B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING

B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor

B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Abstract

1467045 Removing volatiles from methacrylate polymers MITSUBISHI RAYON CO Ltd 5 Aug 1974 [15 Aug 1973 (2)] 34362/74 Heading BIB [Also in Divisions B5 and C3] Volatiles such as monomer, solvent, and byproducts, are removed from a bulk or solution polymerised methacrylate homo- or copolymer composition by blowing said composition at up to 20 kg/cm2 and 210-270‹C through a narrow opening 6 at the upstream end of a screw extruder (see Fig. 2) which is provided with first and second volatiles venting sections 8 and 9. The first venting section 8 is at a pressure of 50 torr to atmospheric, and any residue of volatiles is removed in the second section 9 which is at a pressure of less than 50 torr and at 250-290‹C. The purified polymer is extruded by the screw from the downstream end 28 of the extruder.

GB3436274A
1973-08-15
1974-08-05
Process for removal of volatile component form methacrylate polymer composition

Expired

GB1467045A
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

JP9082773A

JPS5217555B2
(en)

1973-08-15
1973-08-15

JP9082873A

JPS5129914B2
(en)

1973-08-15
1973-08-15

Publications (1)

Publication Number
Publication Date

GB1467045A
true

GB1467045A
(en)

1977-03-16

Family
ID=26432239
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB3436274A
Expired

GB1467045A
(en)

1973-08-15
1974-08-05
Process for removal of volatile component form methacrylate polymer composition

Country Status (4)

Country
Link

DE
(1)

DE2438927B2
(en)

FR
(1)

FR2245674B1
(en)

GB
(1)

GB1467045A
(en)

NL
(1)

NL154224B
(en)

Cited By (6)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4400236A
(en)

1980-08-27
1983-08-23
Sumitomo Chemical Company, Limited
Rotating disc evapo-extrusion process and apparatus

US5565537A
(en)

*

1992-06-17
1996-10-15
Nippon Shokubai Co., Ltd.
Maleimide-based copolymer and process for producing it

WO2000044549A1
(en)

*

1999-01-26
2000-08-03
Mitsubishi Rayon Co., Ltd.
Extruding method for volatilization and screw type extrusion machine for volatilization

US6100366A
(en)

*

1998-09-18
2000-08-08
Nippon Shokubai Co., Ltd.
Cyclic imino ether group containing polymer and production process therefor

US9266975B2
(en)

2011-11-18
2016-02-23
Sumitomo Chemical Company, Limited
Continuous polymerization apparatus and process for producing polymer composition

EP2868673B1
(en)

2012-06-29
2018-03-14
Kuraray Co., Ltd.
Method for producing (meth)acrylic resin composition

Families Citing this family (9)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DE2908352A1
(en)

*

1979-03-03
1980-09-18
Bayer Ag

METHOD FOR SEPARATING THE INDIVIDUAL PHASE CURRENTS OF A MULTI-PHASE CURRENT

NL8203281A
(en)

*

1982-08-21
1984-03-16
Stamicarbon

DEVICE AND METHOD FOR WINNING POLYMER FROM A SOLUTION.

US4652596A
(en)

*

1985-09-09
1987-03-24
Formica Corporation
Thermosetting resin casting process, product and device

LU86810A1
(en)

*

1987-03-16
1988-11-17
Labofina Sa

PROCESS FOR REMOVING SOLVENT FROM POLYMER SOLUTION

DE3738976A1
(en)

*

1987-11-17
1989-05-24
Belland Ag

METHOD AND DEVICE FOR PRODUCING THERMOPLASTIC PLASTICS

BR9406762A
(en)

*

1993-06-08
1996-02-21
Helmut Bacher

Device for the extraction of gases from synthetic thermoplastic material

US5442041A
(en)

*

1995-01-19
1995-08-15
Arco Chemical Technology, L.P.
Removal of volatile substances from thermoplastic resins

DE19702266A1
(en)

*

1997-01-23
1998-07-30
Huels Chemische Werke Ag
Degassing apparatus for all non=Newtonian fluid(s), especially plastic melt

DE19722278A1
(en)

*

1997-05-28
1998-12-03
Zimmer Ag

Degassing of hydrolysis sensitive polymers

1974

1974-08-05
GB
GB3436274A
patent/GB1467045A/en
not_active
Expired

1974-08-14
FR
FR7428247A
patent/FR2245674B1/fr
not_active
Expired

1974-08-14
NL
NL747410881A
patent/NL154224B/en
not_active
IP Right Cessation

1974-08-14
DE
DE2438927A
patent/DE2438927B2/en
not_active
Ceased

Cited By (7)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4400236A
(en)

1980-08-27
1983-08-23
Sumitomo Chemical Company, Limited
Rotating disc evapo-extrusion process and apparatus

US5565537A
(en)

*

1992-06-17
1996-10-15
Nippon Shokubai Co., Ltd.
Maleimide-based copolymer and process for producing it

US6100366A
(en)

*

1998-09-18
2000-08-08
Nippon Shokubai Co., Ltd.
Cyclic imino ether group containing polymer and production process therefor

WO2000044549A1
(en)

*

1999-01-26
2000-08-03
Mitsubishi Rayon Co., Ltd.
Extruding method for volatilization and screw type extrusion machine for volatilization

CN1321793C
(en)

*

1999-01-26
2007-06-20
三菱丽阳株式会社
Extruding method for volatilization and screw type extrusion machine for volatilization

US9266975B2
(en)

2011-11-18
2016-02-23
Sumitomo Chemical Company, Limited
Continuous polymerization apparatus and process for producing polymer composition

EP2868673B1
(en)

2012-06-29
2018-03-14
Kuraray Co., Ltd.
Method for producing (meth)acrylic resin composition

Also Published As

Publication number
Publication date

DE2438927A1
(en)

1975-03-06

FR2245674B1
(en)

1978-07-07

NL154224B
(en)

1977-08-15

DE2438927B2
(en)

1978-04-06

FR2245674A1
(en)

1975-04-25

NL7410881A
(en)

1975-02-18

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Legal Events

Date
Code
Title
Description

1977-07-27
PS
Patent sealed

1994-04-06
PCNP
Patent ceased through non-payment of renewal fee

Effective date:
19930805

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