IT990147B - Procedimento per la produzione di polveri di copolimerizzato che non formano agglomerati per il perfe zionamento di leganti idraulici - Google Patents

Procedimento per la produzione di polveri di copolimerizzato che non formano agglomerati per il perfe zionamento di leganti idraulici

Info

Publication number
IT990147B
IT990147B IT5184873A IT5184873A IT990147B IT 990147 B IT990147 B IT 990147B IT 5184873 A IT5184873 A IT 5184873A IT 5184873 A IT5184873 A IT 5184873A IT 990147 B IT990147 B IT 990147B
Authority
IT
Italy
Prior art keywords
perfection
copolymerized
powders
procedure
production
Prior art date
Application number
IT5184873A
Other languages
English (en)
Italian (it)
Original Assignee
Basf Ag
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.)
Filing date
Publication date
Priority claimed from DE19722238903 external-priority patent/DE2238903C3/de
Application filed by Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT990147B publication Critical patent/IT990147B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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 a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2682—Halogen containing polymers, e.g. PVC
    • 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
    • C08J3/12—Powdering or granulating
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L31/00—Compositions 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 acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid; Compositions of derivatives of such polymers
    • C08L31/02—Homopolymers or copolymers of esters of monocarboxylic acids
    • C08L31/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/50—Aqueous dispersion, e.g. containing polymers with a glass transition temperature (Tg) above 20°C
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/08—Copolymers of styrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L39/00—Compositions 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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers
    • C08L39/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
    • C08L39/06—Homopolymers or copolymers of N-vinyl-pyrrolidones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
IT5184873A 1972-08-07 1973-08-03 Procedimento per la produzione di polveri di copolimerizzato che non formano agglomerati per il perfe zionamento di leganti idraulici IT990147B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722238903 DE2238903C3 (de) 1972-08-07 Nicht zusammenbackende Copolymerisatpulver

Publications (1)

Publication Number Publication Date
IT990147B true IT990147B (it) 1975-06-20

Family

ID=5852960

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5184873A IT990147B (it) 1972-08-07 1973-08-03 Procedimento per la produzione di polveri di copolimerizzato che non formano agglomerati per il perfe zionamento di leganti idraulici

Country Status (4)

Country Link
BE (1) BE803257A (sv)
FR (1) FR2195644A1 (sv)
IT (1) IT990147B (sv)
NL (1) NL7310590A (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3302168A1 (de) * 1983-01-24 1984-07-26 Hoechst Ag, 6230 Frankfurt Zementschlaemme fuer tiefbohrungen mit einem gehalt an copolymerisaten zur verminderung des wasserverlustes
FR2540098A1 (fr) * 1983-01-28 1984-08-03 Schlumberger Cie Dowell Additif de controle du filtrat pour compositions de ciment, procede de preparation, compositions de ciment contenant cet additif, et procede de cimentation de puits correspondant

Also Published As

Publication number Publication date
FR2195644A1 (en) 1974-03-08
DE2238903A1 (de) 1974-02-21
NL7310590A (sv) 1974-02-11
DE2238903B2 (de) 1976-10-07
FR2195644B3 (sv) 1976-07-16
BE803257A (fr) 1974-02-06

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