CA1088708A - Methode de fabrication de matrices pour presser des disques, et matrice ainsi obtenues - Google Patents

Methode de fabrication de matrices pour presser des disques, et matrice ainsi obtenues

Info

Publication number: CA1088708A
Authority: CA; Canada
Prior art keywords: film; core; synthetic; records; core film
Prior art date: 1975-12-04
Legal status (The legal status 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 status listed.): Expired

Application number

CA266,949A

Other languages

English (en)

Inventor

Johannes F. Roeloffzen

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

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.)

1975-12-04

Filing date

1976-12-01

Publication date

1980-11-04

1976-12-01 Application filed by Individual filed Critical Individual

1980-11-04 Application granted granted Critical

1980-11-04 Publication of CA1088708A publication Critical patent/CA1088708A/fr

Status Expired legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title claims abstract description 10
238000003825 pressing Methods 0.000 title abstract description 9
229920002994 synthetic fiber Polymers 0.000 claims abstract description 18
239000012792 core layer Substances 0.000 claims abstract description 15
239000011248 coating agent Substances 0.000 claims abstract description 14
238000000576 coating method Methods 0.000 claims abstract description 14
238000000034 method Methods 0.000 claims description 20
229920000915 polyvinyl chloride Polymers 0.000 claims description 18
239000004800 polyvinyl chloride Substances 0.000 claims description 18
241000208202 Linaceae Species 0.000 claims description 17
235000004431 Linum usitatissimum Nutrition 0.000 claims description 17
239000000835 fiber Substances 0.000 claims description 15
239000010410 layer Substances 0.000 claims description 9
239000000463 material Substances 0.000 claims description 7
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 6
229920002554 vinyl polymer Polymers 0.000 claims description 6
239000006185 dispersion Substances 0.000 claims description 5
239000000843 powder Substances 0.000 claims description 5
239000011347 resin Substances 0.000 claims description 4
229920005989 resin Polymers 0.000 claims description 4
238000002156 mixing Methods 0.000 claims description 2
239000012209 synthetic fiber Substances 0.000 claims 3
238000005520 cutting process Methods 0.000 claims 2
238000005304 joining Methods 0.000 claims 2
238000003490 calendering Methods 0.000 claims 1
239000002657 fibrous material Substances 0.000 abstract description 3
239000000126 substance Substances 0.000 description 8
239000000758 substrate Substances 0.000 description 8
235000013311 vegetables Nutrition 0.000 description 7
239000011162 core material Substances 0.000 description 6
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
238000007906 compression Methods 0.000 description 3
230000006835 compression Effects 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
238000000280 densification Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
238000004080 punching Methods 0.000 description 2
229920002292 Nylon 6 Polymers 0.000 description 1
238000005452 bending Methods 0.000 description 1
238000004040 coloring Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000007598 dipping method Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
239000006260 foam Substances 0.000 description 1
239000011888 foil Substances 0.000 description 1
-1 for example Substances 0.000 description 1
239000012634 fragment Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
231100001261 hazardous Toxicity 0.000 description 1
238000005470 impregnation Methods 0.000 description 1
238000002372 labelling Methods 0.000 description 1
239000000155 melt Substances 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
239000000203 mixture Substances 0.000 description 1
QVRVXSZKCXFBTE-UHFFFAOYSA-N n-[4-(6,7-dimethoxy-3,4-dihydro-1h-isoquinolin-2-yl)butyl]-2-(2-fluoroethoxy)-5-methylbenzamide Chemical compound C1C=2C=C(OC)C(OC)=CC=2CCN1CCCCNC(=O)C1=CC(C)=CC=C1OCCF QVRVXSZKCXFBTE-UHFFFAOYSA-N 0.000 description 1
230000001473 noxious effect Effects 0.000 description 1
230000007918 pathogenicity Effects 0.000 description 1
239000000049 pigment Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
239000004033 plastic Substances 0.000 description 1
230000005855 radiation Effects 0.000 description 1
239000002994 raw material Substances 0.000 description 1
230000002787 reinforcement Effects 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
230000006641 stabilisation Effects 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000007669 thermal treatment Methods 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
238000009827 uniform distribution Methods 0.000 description 1

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/68—Record carriers
- G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers

Landscapes

Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Dry Formation Of Fiberboard And The Like (AREA)
Treatment Of Fiber Materials (AREA)

CA266,949A 1975-12-04 1976-12-01 Methode de fabrication de matrices pour presser des disques, et matrice ainsi obtenues Expired CA1088708A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB4991475A GB1522370A (en)	1975-12-04	1975-12-04	Method of manufacturing preforms for gramophone records
GB49914/75		1975-12-04

Publications (1)

Publication Number	Publication Date
CA1088708A true CA1088708A (fr)	1980-11-04

Family

ID=10453976

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA266,949A Expired CA1088708A (fr)	1975-12-04	1976-12-01	Methode de fabrication de matrices pour presser des disques, et matrice ainsi obtenues

Country Status (5)

Country	Link
CA (1)	CA1088708A (fr)
DE (1)	DE2654210A1 (fr)
FR (1)	FR2334165A1 (fr)
GB (1)	GB1522370A (fr)
NL (1)	NL7613407A (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR368869A (fr) *	1906-08-14	1906-12-19	American Graphophone Co	Enregistreur de sons pour machines parlantes
US1353522A (en) *	1920-01-21	1920-09-21	Victor H Emerson	Method of manufacturing sound-records
US1370719A (en) *	1920-03-26	1921-03-08	Eugene A Widmann	Talking-machine record
US1451783A (en) *	1921-01-21	1923-04-17	John Stogdell Stokes	Molded sound-reproduction article
FR700988A (fr) *	1930-08-23	1931-03-10		Plaque sonore ou disque de phonographe et son procédé de fabrication
US2272157A (en) *	1940-03-11	1942-02-03	Plastic Binding Corp	Record disk
DE1629327A1 (de) *	1965-05-18	1971-01-28	Clark Charles William	Plattenfoermige Tonaufzeichnungstraeger

1975
- 1975-12-04 GB GB4991475A patent/GB1522370A/en not_active Expired
1976
- 1976-11-30 DE DE19762654210 patent/DE2654210A1/de not_active Ceased
- 1976-12-01 CA CA266,949A patent/CA1088708A/fr not_active Expired
- 1976-12-02 NL NL7613407A patent/NL7613407A/xx not_active Application Discontinuation
- 1976-12-03 FR FR7636489A patent/FR2334165A1/fr active Granted

Also Published As

Publication number	Publication date
FR2334165A1 (fr)	1977-07-01
NL7613407A (nl)	1977-06-07
DE2654210A1 (de)	1977-06-16
FR2334165B1 (fr)	1982-12-31
GB1522370A (en)	1978-08-23

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Legal Events

Date	Code	Title	Description
1997-11-04	MKEX	Expiry