IT1058968B - Composizioni espansibili di particelle di polistirene e procedimento per prepararle - Google Patents

Composizioni espansibili di particelle di polistirene e procedimento per prepararle

Info

Publication number: IT1058968B
Authority: IT; Italy
Prior art keywords: preparing; procedure; polystyrene particles; expandable compositions; expandable
Prior art date: 1975-04-28

Application number

IT22721/76A

Other languages

English (en)

Original Assignee

Sekisui Plastics

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.)

1975-04-28

Filing date

1976-04-27

Publication date

1982-05-10

1976-04-27 Application filed by Sekisui Plastics filed Critical Sekisui Plastics

1982-05-10 Application granted granted Critical

1982-05-10 Publication of IT1058968B publication Critical patent/IT1058968B/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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0033—Use of organic additives containing sulfur
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
- C08K5/372—Sulfides, e.g. R-(S)x-R'
- 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
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/13—Cell size and distribution control while molding a foam
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/91—Suspending agents

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

IT22721/76A 1975-04-28 1976-04-27 Composizioni espansibili di particelle di polistirene e procedimento per prepararle IT1058968B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP50051863A JPS51127164A (en)	1975-04-28	1975-04-28	Foaming styrene polymer particle

Publications (1)

Publication Number	Publication Date
IT1058968B true IT1058968B (it)	1982-05-10

Family

ID=12898695

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22721/76A IT1058968B (it)	1975-04-28	1976-04-27	Composizioni espansibili di particelle di polistirene e procedimento per prepararle

Country Status (10)

Country	Link
US (1)	US3994841A (it)
JP (1)	JPS51127164A (it)
BE (1)	BE841146A (it)
CA (1)	CA1049200A (it)
DE (1)	DE2617966C2 (it)
ES (2)	ES447170A1 (it)
FR (1)	FR2309587A1 (it)
GB (1)	GB1528503A (it)
IT (1)	IT1058968B (it)
NL (1)	NL180326B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59204629A (ja) *	1983-05-06	1984-11-20	Kanegafuchi Chem Ind Co Ltd	発泡性熱可塑性樹脂粒子及びその製造方法
GB2151248B (en) †	1983-11-02	1986-01-29	Ici Plc	Gel coating compositions
US4569949A (en) *	1984-07-25	1986-02-11	The Dow Chemical Company	Expandable synthetic resinous thermoplastic particles, method for the preparation thereof and the application therefor
US4563481A (en) *	1984-07-25	1986-01-07	The Dow Chemical Company	Expandable synthetic resinous thermoplastic particles, method for the preparation thereof and the application therefor
JPS63167954U (it) *	1987-04-21	1988-11-01
US5240967A (en) *	1993-02-17	1993-08-31	Arco Chemical Technology, L.P.	Method for improving the expandability of styrenic polymer particles
GB2336552B (en) *	1997-01-20	2001-03-28	Sekisui Plastics	Expandable thermoplastic resin beads and and expanded molded articles made from them

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL6511455A (it) *	1965-09-02	1967-03-03
US3551360A (en) *	1968-09-19	1970-12-29	Koppers Co Inc	Self-extinguishing styrene polymer compositions
DE2133531A1 (de) *	1971-07-06	1973-01-25	Basf Ag	Expandierbare styrolpolymerisate

1975
- 1975-04-28 JP JP50051863A patent/JPS51127164A/ja active Granted
1976
- 1976-04-14 NL NLAANVRAGE7603968,A patent/NL180326B/xx not_active IP Right Cessation
- 1976-04-20 ES ES447170A patent/ES447170A1/es not_active Expired
- 1976-04-21 US US05/678,984 patent/US3994841A/en not_active Expired - Lifetime
- 1976-04-24 DE DE2617966A patent/DE2617966C2/de not_active Expired
- 1976-04-26 BE BE7000817A patent/BE841146A/xx not_active IP Right Cessation
- 1976-04-26 CA CA76251065A patent/CA1049200A/en not_active Expired
- 1976-04-27 IT IT22721/76A patent/IT1058968B/it active
- 1976-04-27 FR FR7612476A patent/FR2309587A1/fr active Granted
- 1976-04-28 GB GB17334/76A patent/GB1528503A/en not_active Expired
1977
- 1977-05-30 ES ES459305A patent/ES459305A1/es not_active Expired

Also Published As

Publication number	Publication date
CA1049200A (en)	1979-02-20
DE2617966A1 (de)	1976-11-11
GB1528503A (en)	1978-10-11
US3994841A (en)	1976-11-30
BE841146A (nl)	1976-08-16
FR2309587B1 (it)	1978-05-19
ES447170A1 (es)	1977-09-16
ES459305A1 (es)	1978-03-16
NL180326B (nl)	1986-09-01
JPS5549631B2 (it)	1980-12-12
FR2309587A1 (fr)	1976-11-26
JPS51127164A (en)	1976-11-05
DE2617966C2 (de)	1985-09-19
NL7603968A (nl)	1976-11-01

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