IT945576B - Trattamento di materiali polimeri per evitare l accumulo di polvere su di e ssi dovuto a cariche elettrostatiche - Google Patents

Trattamento di materiali polimeri per evitare l accumulo di polvere su di e ssi dovuto a cariche elettrostatiche

Info

Publication number: IT945576B
Authority: IT; Italy
Prior art keywords: accumulation; dust; avoid; treatment; polymer materials
Prior art date: 1970-12-22

Application number

IT54906/71A

Other languages

English (en)

Original Assignee

Monsanto Chemicals

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.)

1970-12-22

Filing date

1971-12-21

Publication date

1973-05-10

1971-12-21 Application filed by Monsanto Chemicals filed Critical Monsanto Chemicals

1973-05-10 Application granted granted Critical

1973-05-10 Publication of IT945576B publication Critical patent/IT945576B/it

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/123—Treatment by wave energy or particle radiation
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
- 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
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/0081—After-treatment of articles without altering their shape; Apparatus therefor using an electric field, e.g. for electrostatic charging
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/08—Heat treatment
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F1/00—Preventing the formation of electrostatic charges
- H05F1/02—Preventing the formation of electrostatic charges by surface treatment
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2055/00—Use of specific polymers obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of main groups B29K2023/00 - B29K2049/00, e.g. having a vinyl group, as moulding material
- B29K2055/02—ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Manufacturing & Machinery (AREA)
General Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)
Treatments Of Macromolecular Shaped Articles (AREA)
Filtering Materials (AREA)

IT54906/71A 1970-12-22 1971-12-21 Trattamento di materiali polimeri per evitare l accumulo di polvere su di e ssi dovuto a cariche elettrostatiche IT945576B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB6075070		1970-12-22

Publications (1)

Publication Number	Publication Date
IT945576B true IT945576B (it)	1973-05-10

Family

ID=10486020

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT54906/71A IT945576B (it)	1970-12-22	1971-12-21	Trattamento di materiali polimeri per evitare l accumulo di polvere su di e ssi dovuto a cariche elettrostatiche

Country Status (8)

Country	Link
AU (1)	AU3695171A (it)
BE (1)	BE777081A (it)
CA (1)	CA972319A (it)
DE (1)	DE2162857A1 (it)
ES (1)	ES398031A1 (it)
FR (1)	FR2119546A5 (it)
GB (1)	GB1348646A (it)
IT (1)	IT945576B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL9100815A (nl) *	1991-05-10	1992-12-01	Kema Nv	Werkwijze voor het vervaardigen van een ionomeer.
CN113635532B (zh) *	2021-08-09	2023-07-28	界首市天鸿新材料股份有限公司	Pp/pe/pp三层共挤锂电池动力隔膜流延装置

1971
- 1971-11-24 GB GB6075070A patent/GB1348646A/en not_active Expired
- 1971-12-16 ES ES398031A patent/ES398031A1/es not_active Expired
- 1971-12-16 AU AU36951/71A patent/AU3695171A/en not_active Expired
- 1971-12-17 DE DE19712162857 patent/DE2162857A1/de active Pending
- 1971-12-20 CA CA130,519A patent/CA972319A/en not_active Expired
- 1971-12-21 FR FR7145910A patent/FR2119546A5/fr not_active Expired
- 1971-12-21 IT IT54906/71A patent/IT945576B/it active
- 1971-12-21 BE BE777081A patent/BE777081A/xx unknown

Also Published As

Publication number	Publication date
CA972319A (en)	1975-08-05
FR2119546A5 (it)	1972-08-04
BE777081A (fr)	1972-06-21
ES398031A1 (es)	1976-03-16
AU3695171A (en)	1973-06-21
DE2162857A1 (de)	1972-07-13
GB1348646A (en)	1974-03-20

Publication	Publication Date	Title
CH521170A (fr)	1972-04-15	Dépoussiéreur électrostatique
BE806409Q (fr)	1974-02-15	Dispositifs d'exposition d'objets
IT989715B (it)	1975-06-10	Precipitatore elettrostatico ad umido
CH528105A (de)	1972-09-15	Elektrostatisches Kopiergerät
SE381409B (sv)	1975-12-08	Elektrostatisk stoftavskiljare
AR195589A1 (es)	1973-10-23	Precipitador electrostatico
DE2055683B2 (de)	1972-10-05	Elektrostatischer elektroakustischer wandler
BE759792A (nl)	1971-06-03	Elektrostatisch kopieerapparaat
BR7100388D0 (pt)	1973-02-13	Precipitacao eletrostatica
IT976339B (it)	1974-08-20	Precipitatore elettrostatico
BE759078A (nl)	1971-05-18	Elektrostatisch kopieerapparaat
FR2073149A5 (fr)	1971-09-24	Photocopieur electrostatique
AT320088B (de)	1975-01-27	Elektrostatisches Filter
BE802289A (fr)	1974-01-14	Depoussiereur electrostatique
IT939482B (it)	1973-02-10	Apparecchiatura di copiatura elettrostatica
AT260371B (de)	1968-03-11	Elektrostatischer Staubabscheider
NL159895C (nl)	1979-09-17	Elektrostatische stofafscheider.
BE773586A (nl)	1972-04-07	Elektrostatisch kopieerapparaat
BE759725A (fr)	1971-05-17	Matiere de rechargement heterogene
IT945576B (it)	1973-05-10	Trattamento di materiali polimeri per evitare l accumulo di polvere su di e ssi dovuto a cariche elettrostatiche
AT303223B (de)	1972-11-10	Elektrostatische Pulverbeschichtung
SE386750B (sv)	1976-08-16	Elektrostatisk kopieringsmaskin
BE749037A (fr)	1970-10-01	Haut-parleur electrostatique perfectionne
BE772716A (nl)	1972-03-17	Lichtgevoelige materialen
CH530846A (de)	1972-11-30	Beschichtetes Schmirgelteilchen