CH635440A5 - Use of films made from thermoplastics filled with glass beads in the production of headlamp diffusers - Google Patents
Use of films made from thermoplastics filled with glass beads in the production of headlamp diffusers Download PDFInfo
- Publication number
- CH635440A5 CH635440A5 CH530478A CH530478A CH635440A5 CH 635440 A5 CH635440 A5 CH 635440A5 CH 530478 A CH530478 A CH 530478A CH 530478 A CH530478 A CH 530478A CH 635440 A5 CH635440 A5 CH 635440A5
- Authority
- CH
- Switzerland
- Prior art keywords
- glass
- film
- scattered light
- production
- thermoplastics
- Prior art date
Links
Classifications
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
- B29C70/585—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres incorporation of light reflecting filler, e.g. lamellae to obtain pearlescent effet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00605—Production of reflex reflectors
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
-
- 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
- B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
- B29K2709/08—Glass
-
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0031—Refractive
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Optical Elements Other Than Lenses (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772721885 DE2721885C3 (de) | 1977-05-14 | 1977-05-14 | Herstellung von Streulichtscheiben |
DE19772755088 DE2755088A1 (de) | 1977-12-10 | 1977-12-10 | Verwendung von folien aus glaskugel- gefuellten thermoplasten zur herstellung von streulichtscheiben |
Publications (1)
Publication Number | Publication Date |
---|---|
CH635440A5 true CH635440A5 (en) | 1983-03-31 |
Family
ID=25772023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH530478A CH635440A5 (en) | 1977-05-14 | 1978-05-16 | Use of films made from thermoplastics filled with glass beads in the production of headlamp diffusers |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS53141642A (it) |
CH (1) | CH635440A5 (it) |
DK (1) | DK209878A (it) |
FR (1) | FR2390265B1 (it) |
GB (1) | GB1585338A (it) |
IT (1) | IT1103150B (it) |
NL (1) | NL7805193A (it) |
SE (1) | SE7805406L (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2539491Y2 (ja) * | 1991-10-09 | 1997-06-25 | 惠和商工株式会社 | 光拡散シート材 |
JPS6177802A (ja) * | 1984-09-26 | 1986-04-21 | Teijin Chem Ltd | 光拡散透過用成形品 |
JPH0963329A (ja) * | 1995-08-30 | 1997-03-07 | Minnesota Mining & Mfg Co <3M> | 液晶バックライト用反射シート |
EP2742092B1 (de) | 2011-08-08 | 2017-12-20 | Covestro Deutschland AG | Gefüllte polymerzusammensetzung und coextrudierte platte erhältlich hieraus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR959731A (it) * | 1950-04-04 | |||
FR1098128A (fr) * | 1954-01-07 | 1955-07-18 | Procédé et dispositif de prise de vues combinées | |
GB1436696A (en) * | 1971-12-23 | 1976-05-19 | Bakelite Xylonite Ltd | Sheet materials |
DE2359060B2 (de) * | 1973-11-27 | 1978-03-02 | Alkor Gmbh, 8000 Muenchen | Matte und kratzfeste Filme oder Folien und Verfahren zu ihrer Herstellung |
DE2531240C2 (de) * | 1975-07-12 | 1984-07-26 | Bayer Ag, 5090 Leverkusen | Verfahren zum Herstellen von Streulichtscheiben |
DE2534188C2 (de) * | 1975-07-31 | 1990-08-23 | Basf Ag, 6700 Ludwigshafen | Formteile mit glatten Oberflächen aus glasfaserverstärkten Kunststoffen |
-
1978
- 1978-05-10 GB GB18675/78A patent/GB1585338A/en not_active Expired
- 1978-05-11 SE SE7805406A patent/SE7805406L/xx unknown
- 1978-05-12 NL NL7805193A patent/NL7805193A/xx not_active Application Discontinuation
- 1978-05-12 IT IT49314/78A patent/IT1103150B/it active
- 1978-05-12 JP JP5572578A patent/JPS53141642A/ja active Pending
- 1978-05-12 DK DK209878A patent/DK209878A/da not_active Application Discontinuation
- 1978-05-12 FR FR7814327A patent/FR2390265B1/fr not_active Expired
- 1978-05-16 CH CH530478A patent/CH635440A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2390265A1 (it) | 1978-12-08 |
IT1103150B (it) | 1985-10-14 |
NL7805193A (nl) | 1978-11-16 |
JPS53141642A (en) | 1978-12-09 |
IT7849314A0 (it) | 1978-05-12 |
DK209878A (da) | 1978-11-15 |
SE7805406L (sv) | 1978-11-15 |
GB1585338A (en) | 1981-02-25 |
FR2390265B1 (it) | 1983-02-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0659531B1 (de) | Verfahren zur Extrusion von Kunststofftafeln und daraus hergestellte Fresnel-Linsen | |
JPH0469055B2 (it) | ||
JPS59101360A (ja) | ポリカ−ボネ−トプラスチツク板およびその製法 | |
US4477521A (en) | Light transparent body of coextruded synthetic resin | |
DE3587521T2 (de) | Kunststoffaser mit optischen übertragungseigenschaften. | |
US4569875A (en) | Multilayer web panel and a process for its manufacture | |
DE10329938A1 (de) | Kunststoffkörper mit mikrostrukturierter Oberfläche | |
JPH02151436A (ja) | フツ素樹脂系フイルム積層体 | |
WO2003013849A1 (de) | Kunststoffkörper mit niedriger wärmeleitfähigkeit, hoher lichttransmission und absorption im nahen infrarotbereich | |
EP0985709B1 (de) | Reversible thermotrope Kunststoff-Formmasse, Verfahren zu ihrer Herstellung und ihre Verwendung | |
WO1998017889A1 (de) | Lichtleitplatten | |
DE102019112889A1 (de) | Fahrzeugscheibe mit Lichtleiterfolie | |
CH635440A5 (en) | Use of films made from thermoplastics filled with glass beads in the production of headlamp diffusers | |
DE3688501T2 (de) | Retroreflektierende schicht mit eingebetteten linsen und verfahren zu ihrer herstellung. | |
DE2359060A1 (de) | Matte und kratzfeste folien und verfahren zu ihrer herstellung | |
EP0201816B1 (de) | Mehrschichtige Stegplatte mit verbesserter Lichtdurchlässigkeit | |
DE2721885A1 (de) | Verwendung von folien aus glaskugelgefuellten thermoplasten zur herstellung von streulichtscheiben | |
DE4216103A1 (de) | Folie-geschützter Polycarbonatkunststoffkörper | |
DE2755088A1 (de) | Verwendung von folien aus glaskugel- gefuellten thermoplasten zur herstellung von streulichtscheiben | |
DE2531240C2 (de) | Verfahren zum Herstellen von Streulichtscheiben | |
CH634506A5 (en) | Process for producing films from glass-bead-filled thermoplastics | |
DE3319536C1 (de) | Kunststofflichtleitfaser | |
DE4407468B4 (de) | Verfahren zur Extrusion von Kunststofftafeln | |
DE19520062C1 (de) | Verfahren zur Herstellung einer Scheibe sowie Scheibe | |
JP3009490B2 (ja) | 熱可塑性樹脂シートの製造方法及びその装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |