BR8707453A - Secagem e remocao de acido residual de resinas de polimero halogenado - Google Patents

Secagem e remocao de acido residual de resinas de polimero halogenado

Info

Publication number: BR8707453A
Authority: BR; Brazil
Prior art keywords: drying; removal; polymer resins; residual acid; halogenated polymer
Prior art date: 1986-09-04

Application number

BR8707453A

Other languages

English (en)

Inventor

Frank E Mark

James B Akers Jr

Charles B Carpenter

Original Assignee

Dow Chemical Co

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.)

1986-09-04

Filing date

1987-09-03

Publication date

1988-12-06

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25417837&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8707453(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1987-09-03 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1988-12-06 Publication of BR8707453A publication Critical patent/BR8707453A/pt

Links

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
- 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
- C08F6/008—Treatment of solid polymer wetted by water or organic solvents, e.g. coagulum, filter cakes

Landscapes

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)
Drying Of Solid Materials (AREA)

BR8707453A 1986-09-04 1987-09-03 Secagem e remocao de acido residual de resinas de polimero halogenado BR8707453A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/903,635 US4730035A (en)	1986-09-04	1986-09-04	Drying and removing residual acid from halogenated polymer resins
PCT/US1987/002222 WO1988001625A1 (en)	1986-09-04	1987-09-03	Drying and removing residual acid from halogenated polymer resins

Publications (1)

Publication Number	Publication Date
BR8707453A true BR8707453A (pt)	1988-12-06

Family

ID=25417837

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8707453A BR8707453A (pt)	1986-09-04	1987-09-03	Secagem e remocao de acido residual de resinas de polimero halogenado

Country Status (9)

Country	Link
US (1)	US4730035A (pt)
EP (1)	EP0260050B1 (pt)
JP (1)	JPH07113043B2 (pt)
KR (1)	KR950006121B1 (pt)
AU (1)	AU596874B2 (pt)
BR (1)	BR8707453A (pt)
CA (1)	CA1271593A (pt)
DE (1)	DE3771813D1 (pt)
WO (1)	WO1988001625A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9010461D0 (en) *	1990-05-10	1990-07-04	Dow Stade Gmbh	Removal of residual acid from chlorinated polymers
US5276135A (en) *	1992-03-20	1994-01-04	E. I. Du Pont De Nemours And Company	Stabilized copolymers of ethylene with ethylenically unsaturated carboxylic acids
US5391709A (en) *	1993-11-17	1995-02-21	E. I. Du Pont De Nemours And Company	Purification process of PTFE using fiber bed and heated air
AU679809B2 (en) *	1994-01-28	1997-07-10	Lubrizol Corporation, The	Treatment of organic compounds to reduce chlorine level
AT412473B (de) *	2003-01-15	2005-03-25	Dsm Fine Chem Austria Gmbh	Verfahren zur kontinuierlichen trocknung von n- bzw. amino-, ammonium- oder spirobicyclische ammoniumgruppen haltigen polymeren
EP2882798B1 (en) *	2012-08-09	2019-05-08	Patheon Austria GmbH & Co KG	Process for drying polymeric materials
JP6442501B2 (ja)	2013-07-24	2018-12-19	リライアンスインダストリーズリミテッドＲｅｌｉａｎｃｅＩｎｄｕｓｔｒｉｅｓＬｔｄ．	ハロゲン化ポリマーの残留酸度削減プロセス

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2581155A (en) *	1949-01-04	1952-01-01	Standard Oil Dev Co	Recovery of high-molecular weight polymers from hydrocarbon solutions
NL99426C (pt) *	1956-03-03
US3074923A (en) *	1959-08-20	1963-01-22	Allied Chem	Recovery of chlorinated polyethylene wax from solution by spray drying
US3454544A (en)	1963-05-06	1969-07-08	Dow Chemical Co	Process for the chlorination of polyolefins
FR1534371A (fr) *	1967-08-17	1968-07-26	Dynamit Nobel Ag	Procédé pour le séchage et la purification de chlorure de polyvinyle à écoulement libre, postchloré en présence d'agents gonflants
GB1249195A (en) *	1969-01-27	1971-10-06	Ici Ltd	Spray-drying process
US4358402A (en)	1975-11-27	1982-11-09	Imperial Chemical Industries Limited	Chlorinated polymers
GB1519711A (en)	1976-01-30	1978-08-02	Ici Ltd	Recovering chlorinated polymers from solution
GB1530821A (en)	1976-02-02	1978-11-01	Ici Ltd	Production of chlorinated polymers
GB1553565A (en) *	1976-08-20	1979-09-26	Bp Chem Int Ltd	Polymer treatment
ATE4026T1 (de) *	1978-09-06	1983-07-15	Imperial Chemical Industries Plc	Verfahren zur unterwerfung eines materiales an eine chemische reaktion oder an eine physikalische veraenderung in einem wirbelbett und das verwendete modifizierte wirbelbett.
GB2032927B (en) *	1978-10-02	1983-03-02	Caffaro Spa Ind Chim	Purifying chlorinated polymers
DE3105404A1 (de)	1981-02-14	1982-09-02	Hoechst Ag, 6000 Frankfurt	Verfahren zur herstellung eines feinkoernigen nichtagglomerierenden chlorpolyethylens
US4575950A (en) *	1983-11-08	1986-03-18	Phillips Petroleum Company	Method for removal of residual solvent from particulate crumb made by solution polymerization

1986
- 1986-09-04 US US06/903,635 patent/US4730035A/en not_active Expired - Lifetime
1987
- 1987-08-31 CA CA000545752A patent/CA1271593A/en not_active Expired - Fee Related
- 1987-09-01 EP EP87307712A patent/EP0260050B1/en not_active Expired - Lifetime
- 1987-09-01 DE DE8787307712T patent/DE3771813D1/de not_active Expired - Fee Related
- 1987-09-03 WO PCT/US1987/002222 patent/WO1988001625A1/en unknown
- 1987-09-03 KR KR1019880700480A patent/KR950006121B1/ko not_active IP Right Cessation
- 1987-09-03 BR BR8707453A patent/BR8707453A/pt not_active IP Right Cessation
- 1987-09-03 JP JP62505671A patent/JPH07113043B2/ja not_active Expired - Fee Related
- 1987-09-03 AU AU79699/87A patent/AU596874B2/en not_active Ceased

Also Published As

Publication number	Publication date
JPH01500838A (ja)	1989-03-23
WO1988001625A1 (en)	1988-03-10
CA1271593A (en)	1990-07-10
JPH07113043B2 (ja)	1995-12-06
KR880701744A (ko)	1988-11-04
DE3771813D1 (de)	1991-09-05
EP0260050A1 (en)	1988-03-16
AU7969987A (en)	1988-03-24
EP0260050B1 (en)	1991-07-31
US4730035A (en)	1988-03-08
AU596874B2 (en)	1990-05-17
KR950006121B1 (ko)	1995-06-09

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Legal Events

Date	Code	Title	Description
1995-12-05	FB19	Grant procedure suspended (art. 19)
1996-08-27	FF	Decision: intention to grant
1997-03-25	KD	Notifcation of receipt (letter patent)
1998-08-25	FG9A	Patent or certificate of addition granted
2008-08-26	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 25/08/2008