IT948748B - Prodotti in fogli a base di poli meri ad alto peso molecolare parti colarmente poliolefine a struttura lineare e relativo metodo di prepa razione - Google Patents

Prodotti in fogli a base di poli meri ad alto peso molecolare parti colarmente poliolefine a struttura lineare e relativo metodo di prepa razione

Info

Publication number
IT948748B
IT948748B IT4859472A IT4859472A IT948748B IT 948748 B IT948748 B IT 948748B IT 4859472 A IT4859472 A IT 4859472A IT 4859472 A IT4859472 A IT 4859472A IT 948748 B IT948748 B IT 948748B
Authority
IT
Italy
Prior art keywords
colarly
polyolefins
products
molecular weight
high molecular
Prior art date
Application number
IT4859472A
Other languages
English (en)
Original Assignee
Crown Zellerbach Corp
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.)
Filing date
Publication date
Application filed by Crown Zellerbach Corp filed Critical Crown Zellerbach Corp
Application granted granted Critical
Publication of IT948748B publication Critical patent/IT948748B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
    • D21H5/20—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres
    • D21H5/202—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres polyolefins
    • 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
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/12—Organic non-cellulose fibres from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H13/14—Polyalkenes, e.g. polystyrene polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Nonwoven Fabrics (AREA)
IT4859472A 1971-03-03 1972-02-26 Prodotti in fogli a base di poli meri ad alto peso molecolare parti colarmente poliolefine a struttura lineare e relativo metodo di prepa razione IT948748B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12072571A 1971-03-03 1971-03-03

Publications (1)

Publication Number Publication Date
IT948748B true IT948748B (it) 1973-06-11

Family

ID=22392169

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4859472A IT948748B (it) 1971-03-03 1972-02-26 Prodotti in fogli a base di poli meri ad alto peso molecolare parti colarmente poliolefine a struttura lineare e relativo metodo di prepa razione

Country Status (7)

Country Link
BE (1) BE780177A (it)
CA (1) CA971707A (it)
DE (1) DE2208554A1 (it)
FR (1) FR2128750B1 (it)
GB (1) GB1386982A (it)
IT (1) IT948748B (it)
NL (1) NL7202769A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084949A (en) * 1975-11-06 1978-04-18 The Dexter Corporation Surgical face mask filtering medium
US4387144A (en) 1977-05-11 1983-06-07 Tullis Russell & Company Limited Battery separator material
GB1603830A (en) 1977-11-10 1981-12-02 Wiggins Teape Group Ltd Photographic support
EP0009300A1 (en) * 1978-09-18 1980-04-02 Gulf Oil Corporation Process for preparing a fibril-reinforced polyolefin film and olefin polymer film so prepared
GB8303600D0 (en) * 1983-02-09 1983-03-16 Wiggins Teape Group Ltd Blister sheet
JPH01318045A (ja) * 1988-05-10 1989-12-22 E I Du Pont De Nemours & Co ガラス繊維と熱可塑性繊維との湿式成形混合物よりの複合材料

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1099534A (en) * 1965-05-26 1968-01-17 Ici Ltd Fibrous, non-woven sheet materials

Also Published As

Publication number Publication date
BE780177A (fr) 1972-07-03
FR2128750B1 (it) 1976-01-16
FR2128750A1 (it) 1972-10-20
GB1386982A (en) 1975-03-12
DE2208554A1 (de) 1972-09-14
CA971707A (en) 1975-07-29
NL7202769A (it) 1972-09-05

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