B29C44/20 - CPC Classification Index

ClassID:

49059 ⎘

B29C44/20 - CPC Classification

Classification description:

Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length

Sub-classes:

B29C44/203 » {Expanding the moulding material in a vertical channel} 2
B29C44/206 » {Using expandable particles or beads as starting material} 13
B29C44/22 » consisting of at least two parts of chemically or physically different materials, e.g. having different densities 79
B29C44/26 » using several expanding steps 19
B29C44/28 » Expanding the moulding material on continuous moving surfaces {without restricting the upwards growth of the foam} 27
B29C44/30 » Expanding the moulding material between endless belts or rollers 41
B29C44/32 » Incorporating or moulding on preformed parts, e.g. linings, inserts, reinforcements 43

Recent Application in this class:

20240217200

2024-07-04

Core and Shell Composite Structural Member

20230257542

2023-08-17

CELLULOSE-BASED EXTRUSION FOAMS

20220394980

2022-12-15

BIODEGRADABLE SHEET WITH ANTIVIRAL PROPERTIES, MANUFACTURING METHOD THEREOF, AND USE THEREOF

20220290010

2022-09-15

Multilayer films having foamed polyolefin based adhesive composition(s)

20220203664

2022-06-30

Composite crystal flooring and manufacturing method thereof

20220169817

2022-06-02

Method for producing biodegradable resin expanded sheet

20210238012

2021-08-05

Composite handrails with reduced density carcass

20210039296

2021-02-11

Die for extrusion and method of designing die for extrusion

20200376721

2020-12-03

Continuous vulcanisation plant

#10

20200231348

2020-07-23

Films for use as interleaves between substrates

#11

20200215738

2020-07-09

Vented twin-screw kneading extrusion apparatus and extrusion method

#12

20200047389

2020-02-13

Extruded board with realistic appearance

#13

20190390026

2019-12-26

Polystyrene compositions for foam extrusion

#14

20190389173

2019-12-26

Polymeric multilayer film

#15

20190366591

2019-12-05

Recycling processes for laminates and multi-layers

#16

20190329473

2019-10-31

Continuously extruded unitary blank (CUBE) pallet and method of making

#17

20190153181

2019-05-23

METHODS OF MANUFACTURING FOAMS COMPRISING NANOCELLULAR DOMAINS

#18

20190070844

2019-03-07

Equipment and method of making substrate of plastic flooring

#19

20190039366

2019-02-07

Plastic flooring having three-dimensional patterns and method of making the same

#20

20180326694

2018-11-15

THERMOPLASTIC RESIN COMPOSITION MOLDED ARTICLE

#21

20180126617

2018-05-10

Method to direct compound extruded structure for the production of irradiation crosslinked polypropylene foam

#22

20170341280

2017-11-30

Porous structure and method of fabricating the same

#23

20170263234

2017-09-14

Sound insulating sheet material with a cellular structure including gelatine and/or a process for producing the same

#24

20170246839

2017-08-31

Methods of producing foam structures from recycled metallized polyolefin material

#25

20170183471

2017-06-29

METHOD FOR PRODUCING EXTRUDED POLYSTYRENE FOAM

#26

20170100870

2017-04-13

Extruded board with realistic appearance

#27

20160368186

2016-12-22

Extruded starch-lignin foams

#28

20160361893

2016-12-15

Resin composite and method for producing resin composite

#29

20160354955

2016-12-08

Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs

#30

20160333164

2016-11-17

DUAL-FOAMED POLYMER COMPOSITION

#31

20160236382

2016-08-18

Protection film and method for manufacturing the same

#32

20160229088

2016-08-11

Production of high performance thermoplastic composites

#33

20160200017

2016-07-14

PROCESS AND DEVICE FOR PRODUCING RESIN LAMINATE

#34

20160151954

2016-06-02

Vented twin-screw kneading extrusion apparatus and extrusion method

#35

20160137800

2016-05-19

CLOSED-CELL EXPANDED ARTICLE BASED ON EXTRUDED POLYSTYRENE, METHOD AND PLANT TO OBTAIN SAID ARTICLE

#36

20160121523

2016-05-05

Pore initiation technique

#37

20160107360

2016-04-21

PROCESSES FOR PROVIDING CONTROLLED DENSITY ARTICLES

#38

20160059537

2016-03-03

FILM STRUCTURE, PRODUCING METHOD AND ETCHING METHOD

#39

20160059515

2016-03-03

Coextruded polyethylene film

#40

20150277276

2015-10-01

Toner supply roller and image forming apparatus

#41

20150277274

2015-10-01

TONER SUPPLY ROLLER AND IMAGE FORMING APPARATUS

#42

20150210814

2015-07-30

Method for producing melamine/formaldehyde foams

#43

20150183142

2015-07-02

Method to direct compound extruded structure for the production of irradiation crosslinked polypropylene foam

#44

20150066143

2015-03-05

Silicone Filamentous Configurations

#45

20150044405

2015-02-12

Polypropylene resin composition and expanded molding

#46

20150042005

2015-02-12

Method for infusing a gas into a thermoplastic material, and related systems

#47

20140170922

2014-06-19

Low Density Fibers and Methods for Forming Same

#48

20130266766

2013-10-10

High strength extruded thermoplastic polymer foam

#49

20130259968

2013-10-03

Static-dissipative foam extrusion calibration with minimized expansion loss

#50

20120305826

2012-12-06

CLOSED-CELL EXPANDED ARTICLE BASED ON EXTRUDED POLYSTYRENE, METHOD AND PLANT TO OBTAIN SAID ARTICLE

#51

20120267814

2012-10-25

Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs

#52

20090321974

2009-12-31

Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs

#53