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1. (WO2018141720) METHOD AND DEVICE FOR PRODUCING FOAM COMPOSITE ELEMENTS
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Pub. No.: WO/2018/141720 International Application No.: PCT/EP2018/052223
Publication Date: 09.08.2018 International Filing Date: 30.01.2018
IPC:
B29C 44/46 (2006.01) ,B29K 75/00 (2006.01) ,B05B 1/14 (2006.01) ,B29C 44/32 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
29
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
C
SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
44
Shaping by internal pressure generated in the material, e.g. swelling, foaming
34
Component parts, details or accessories; Auxiliary operations
36
Feeding the material to be shaped
46
into an open space or onto moving surfaces, i.e. to make articles of indefinite length
B PERFORMING OPERATIONS; TRANSPORTING
29
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
K
INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D103
75
Use of polyureas or polyurethanes as moulding material
B PERFORMING OPERATIONS; TRANSPORTING
05
SPRAYING OR ATOMISING IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
B
SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
1
Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
14
with multiple outlet openings; with strainers in or outside the outlet opening
B PERFORMING OPERATIONS; TRANSPORTING
29
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
C
SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
44
Shaping by internal pressure generated in the material, e.g. swelling, foaming
20
for articles of indefinite length
32
Incorporating or moulding on preformed parts, e.g. linings, inserts, reinforcements
Applicants:
COVESTRO DEUTSCHLAND AG [DE/DE]; Kaiser-Wilhelm-Allee 60 51373 Leverkusen, DE
Inventors:
KOESTER, Ralf; DE
SOBIK, Heinrich-Peter; DE
KÜNZEL, Uwe; DE
RÜB, Thomas; DE
LÖVENICH, Catherine; DE
Agent:
LEVPAT; Covestro AG, Gebäude 4825 51365 Leverkusen, DE
Priority Data:
17154065.131.01.2017EP
Title (EN) METHOD AND DEVICE FOR PRODUCING FOAM COMPOSITE ELEMENTS
(FR) PROCÉDÉ ET DISPOSITIF DE FABRICATION D’ÉLÉMENTS COMPOSITES EXPANSÉS
(DE) VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG VON SCHAUM-VERBUNDELEMENTEN
Abstract:
(EN) The invention relates to a method and a device for applying a foamable reaction mixture to a moving cover layer (10), the reaction mixture being applied to discharge openings (400) on the cover layer (10) and the cover layer moves at a speed of ≥ 15 meters per minute relative to the discharge openings. The device also comprises > 7 discharge openings (400).
(FR) La présente invention concerne un procédé et un dispositif d'application d'un mélange réactionnel expansible sur une couche de recouvrement (10) en mouvement, le mélange réactionnel étant appliqué à partir d’ouvertures de sortie (400) sur la couche de recouvrement (10), cette dernière se déplaçant à une vitesse > 15 mètres par minute par rapport aux ouvertures de sortie Le dispositif comprend > 7 ouvertures de sortie (400).
(DE) Die vorliegende Erfindung betrifft ein Verfahren und eine Vorrichtung zum Auftragen einer schäumbaren Reaktionsmischung auf ein sich bewegendes Deckschicht (10), wobei die Reaktionsmischung aus Austragsöffnungen (400) auf die Deckschicht (10) aufgetragen wird und die Deckschicht sich mit einer Geschwindigkeit von > 15 Metern pro Minute relativ zu den Austragsöffnungen bewegt. Die Vorrichtung umfasst hierbei > 7 Austragsöffnungen (400).
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: German (DE)
Filing Language: German (DE)