BE625982A - - Google Patents

Info

Publication number
BE625982A
BE625982A BE625982DA BE625982A BE 625982 A BE625982 A BE 625982A BE 625982D A BE625982D A BE 625982DA BE 625982 A BE625982 A BE 625982A
Authority
BE
Belgium
Prior art keywords
emi
tablets
vinyl resin
section
articles
Prior art date
Application number
Other languages
English (en)
Original Assignee
Goodrich Co B F
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
Application filed by Goodrich Co B F filed Critical Goodrich Co B F
Publication of BE625982A publication Critical patent/BE625982A/fr

Links

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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • 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
    • 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
    • C08J2327/00—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 a halogen; Derivatives of such polymers
    • C08J2327/02—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
    • 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
    • C08L25/12—Copolymers of styrene with unsaturated nitriles

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)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Medicinal Preparation (AREA)

Description


   <EMI ID=1.1>  

  
 <EMI ID=2.1> 

  
prenant une résine vinylique à l'état incomplètement fondu" puis on extrude plu-

  
 <EMI ID=3.1>   <EMI ID=4.1>   <EMI ID=5.1> 

  
la présente invention n'est pas limitée de la sorte. Le" articles et le procède

  
 <EMI ID=6.1> 

  
diamine et analogues.

  
 <EMI ID=7.1> 

  
de polyvinyle non-plastifié, devant être extrudée en articles pouvant entrer en contact avec des solides ou des liquides devant être ingérés par l'homme ou les

  
 <EMI ID=8.1>   <EMI ID=9.1> 

  
Les agents améliorant la résistance aux chocs ou les agents durcissant. pou-

  
 <EMI ID=10.1> 

  
 <EMI ID=11.1>  de coloration, 

  
 <EMI ID=12.1> 

  
 <EMI ID=13.1> 

  
 <EMI ID=14.1> 

  
 <EMI ID=15.1> 

  
parties en poids de produit auxiliaire de traitement, d'agent durcissant, d'une

  
 <EMI ID=16.1> 

  
 <EMI ID=17.1> 

  
(résine, stabilisant, agent améliorant la résistance aux chocs, huile de trait*-

  
 <EMI ID=18.1> 

  
 <EMI ID=19.1>   <EMI ID=20.1> 

  
 <EMI ID=21.1> 

  
 <EMI ID=22.1> 

  
toutefois" il est préférable qu'ils aient une section transversale circulaire ou ovale, eu égard à la plua grande facilité d'emballage et à la moins forte tendance à l'effritement des arêtes vives, etc. Il est de loin préférable que les articles 

  
 <EMI ID=23.1> 

  
 <EMI ID=24.1> 

  
provoquer l'effritement ou un retour à l'état de poudre. Il est également préféra-

  
 <EMI ID=25.1> 

  
 <EMI ID=26.1> 

  
Dans les exemples suivant., sauf indication contraire, les quantités des ingrédients sont exprimées en parties en poids.

EXEMPLE 

  
 <EMI ID=27.1> 

  

 <EMI ID=28.1> 


  
On a préparé des tablettes comprimas do la formule A ci-dessus comma nuit 

  
 <EMI ID=29.1>   <EMI ID=30.1> 

  
 <EMI ID=31.1> 

  
 <EMI ID=32.1> 

  
rail de pression, auquel on a pu appliquer une pression variable. On a trouva que. 

  
 <EMI ID=33.1> 

  
pression, les pressions requises pour broyer ou casser les différents cylindres

  
 <EMI ID=34.1>   <EMI ID=35.1> 

  

 <EMI ID=36.1> 


  
 <EMI ID=37.1> 

  

 <EMI ID=38.1> 


  
La tuyau obtenu par extrusirn des cylindres comprimés do formula A a été ha- 

  
 <EMI ID=39.1>  

  
 <EMI ID=40.1> 

  

 <EMI ID=41.1> 


  
 <EMI ID=42.1> 

  
dients suivants 
 <EMI ID=43.1> 
  <EMI ID=44.1> 

  
 <EMI ID=45.1> 

  
 <EMI ID=46.1> 

  
 <EMI ID=47.1> 

  
 <EMI ID=48.1> 

  
 <EMI ID=49.1> 

  
forme do cylindre pleins ayant un volume moyen d'onviron 0,050 cm . On a fait 

  
 <EMI ID=50.1>   <EMI ID=51.1>   <EMI ID=52.1> 

  

 <EMI ID=53.1> 


  
 <EMI ID=54.1> 

  

 <EMI ID=55.1> 


  
 <EMI ID=56.1>   <EMI ID=57.1> 

  
 <EMI ID=58.1> 

  
pluino. 

  
 <EMI ID=59.1> 

  
 <EMI ID=60.1> 

  
 <EMI ID=61.1> 

  
"Boston Round'' d'un domi litre à partir due cylindres, comprimés de formule A et

  
 <EMI ID=62.1>  

  
 <EMI ID=63.1> 
 <EMI ID=64.1> 
  <EMI ID=65.1> 
 <EMI ID=66.1> 
 
 <EMI ID=67.1> 
 <EMI ID=68.1> 

  
ces exemples, '

Claims (1)

  1. <EMI ID=69.1>
    comprimant un mélange comprenant une résine vinylique à l'état Incomplètement fondu" puis on extrude plusieurs articles en tablettes comprimées à une températurf de l'ordre de la température de fusiun de la résine vinylique.
    <EMI ID=70.1>
    <EMI ID=71.1>
    <EMI ID=72.1>
    <EMI ID=73.1>
    <EMI ID=74.1>
    tiolea comprimés ont des longueurs ne dépassant pas trois fois la racine carrée
    <EMI ID=75.1>
    friter.
    <EMI ID=76.1>
    <EMI ID=77.1>
    <EMI ID=78.1>
    <EMI ID=79.1>
    <EMI ID=80.1> <EMI ID=81.1>
    <EMI ID=82.1>
    <EMI ID=83.1>
    <EMI ID=84.1>
    section transversale du cylindre <EMI ID=85.1>
    <EMI ID=86.1> <EMI ID=87.1>
    <EMI ID=88.1>
    <EMI ID=89.1>
    <EMI ID=90.1>
    <EMI ID=91.1>
    <EMI ID=92.1>
    <EMI ID=93.1>
    <EMI ID=94.1>
    section transversale.
    <EMI ID=95.1>
    <EMI ID=96.1>
    <EMI ID=97.1>
BE625982D 1961-12-18 1962-12-14 BE625982A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16024161A 1961-12-18 1961-12-18
US18002762A 1962-03-15 1962-03-15

Publications (1)

Publication Number Publication Date
BE625982A true BE625982A (fr) 1963-06-12

Family

ID=26856724

Family Applications (1)

Application Number Title Priority Date Filing Date
BE625982D BE625982A (fr) 1961-12-18 1962-12-14

Country Status (4)

Country Link
BE (1) BE625982A (fr)
CH (1) CH402383A (fr)
ES (1) ES283364A1 (fr)
NL (1) NL286722A (fr)

Also Published As

Publication number Publication date
ES283364A1 (es) 1963-04-01
CH402383A (fr) 1965-11-15
NL286722A (fr) 1965-02-10

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