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1. (WO2019064120) POLYMERIC FOAM LAYER AND METHODS OF MAKING THE SAME
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2019/064120 International Application No.: PCT/IB2018/057120
Publication Date: 04.04.2019 International Filing Date: 17.09.2018
IPC:
B29C 44/28 (2006.01) ,B29C 43/24 (2006.01) ,B29C 59/04 (2006.01) ,B29C 44/44 (2006.01) ,C08J 9/00 (2006.01) ,B29C 44/34 (2006.01) ,B29C 44/50 (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
20
for articles of indefinite length
28
Expanding the moulding material on continuous moving surfaces
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
43
Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
22
of articles of indefinite length
24
Calendering
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
59
Surface shaping, e.g. embossing; Apparatus therefor
02
by mechanical means, e.g. pressing
04
using rollers or endless belts
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
38
into a closed space, i.e. to make articles of definite length
44
in the form of expandable particles or beads
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
J
WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H142
9
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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
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
50
using pressure difference, e.g. by extrusion, by spraying
Applicants:
3M INNOVATIVE PROPERTIES COMPANY [US/US]; 3M Center Post Office Box 33427 Saint Paul, Minnesota 55133-3427, US
Inventors:
MEREE, Caitlin E.; US
KALISH, Jeffrey P.; US
Agent:
ALLEN, Gregory D.,; US
BLANK, Colene H.,; US
HARTS, Dean M. ,; US
LEVINSON, Eric D.,; US
MAKI, Eloise J.,; US
NOWAK, Sandra K.,; US
OLSON, Peter L.,; US
RHODES, Kevin H.; US
RINGSRED, Ted K.,; US
Priority Data:
62/565,78829.09.2017US
Title (EN) POLYMERIC FOAM LAYER AND METHODS OF MAKING THE SAME
(FR) COUCHE DE MOUSSE POLYMÈRE ET SES MÉTHODES DE FABRICATION
Abstract:
(EN) Polymeric foam layer comprising a star polymer, wherein the polymeric foam layer has a thickness up to 25,700 micrometers, and methods of making the same. Exemplary uses of polymeric foam layers described herein including a finishing pad for silicon wafers and vibration damping.
(FR) L'invention concerne une couche de mousse polymère comprenant un dendrimère, la couche de mousse polymère ayant une épaisseur allant jusqu'à 25 700 micromètres, et des méthodes de fabrication de celle-ci. Des exemples d'utilisations des couches de mousse polymère décrites ici comprennent un patin de polissage pour tranches de silicium et un amortisseur de vibrations.
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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: English (EN)
Filing Language: English (EN)