PT96548A - Processo e dispositivo para o encolamento de papel e de produtos similares - Google Patents

Processo e dispositivo para o encolamento de papel e de produtos similares

Info

Publication number
PT96548A
PT96548A PT96548A PT9654891A PT96548A PT 96548 A PT96548 A PT 96548A PT 96548 A PT96548 A PT 96548A PT 9654891 A PT9654891 A PT 9654891A PT 96548 A PT96548 A PT 96548A
Authority
PT
Portugal
Prior art keywords
encountering
paper
similar products
products
similar
Prior art date
Application number
PT96548A
Other languages
English (en)
Other versions
PT96548B (pt
Inventor
Alberto Malatesta
Christiam Pierre
Rene Cohard
Original Assignee
Exxon Chemical Patents Inc
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
Priority claimed from GB909001436A external-priority patent/GB9001436D0/en
Priority claimed from GB909001437A external-priority patent/GB9001437D0/en
Priority claimed from GB909008334A external-priority patent/GB9008334D0/en
Priority claimed from GB909008335A external-priority patent/GB9008335D0/en
Application filed by Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of PT96548A publication Critical patent/PT96548A/pt
Publication of PT96548B publication Critical patent/PT96548B/pt

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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/52—Additives of definite length or shape
    • D21H21/54—Additives of definite length or shape being spherical, e.g. microcapsules, beads
PT96548A 1990-01-22 1991-01-22 Processo e dispositivo para o encolamento de papel e de produtos similares PT96548B (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB909001436A GB9001436D0 (en) 1990-01-22 1990-01-22 Injection of hydrophobic liquids into aqueous systems
GB909001437A GB9001437D0 (en) 1990-01-22 1990-01-22 Process for sizing paper and similar products
GB909008334A GB9008334D0 (en) 1990-04-12 1990-04-12 Injection and homogeneous dispersion of hydrophobic liquids into aqueous systems
GB909008335A GB9008335D0 (en) 1990-04-12 1990-04-12 Process for sizing paper and similar products

Publications (2)

Publication Number Publication Date
PT96548A true PT96548A (pt) 1991-10-15
PT96548B PT96548B (pt) 1998-07-31

Family

ID=27450452

Family Applications (1)

Application Number Title Priority Date Filing Date
PT96548A PT96548B (pt) 1990-01-22 1991-01-22 Processo e dispositivo para o encolamento de papel e de produtos similares

Country Status (8)

Country Link
EP (1) EP0512046A1 (pt)
JP (1) JP2898406B2 (pt)
CA (1) CA2074085A1 (pt)
FI (1) FI98236C (pt)
NO (1) NO300856B1 (pt)
PT (1) PT96548B (pt)
WO (1) WO1991010777A1 (pt)
YU (1) YU38891A (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20021387A0 (fi) * 2002-07-15 2002-07-15 Raisio Chem Oy Menetelmä paperinvalmistusprosessissa tai muussa vastaavassa prosessissa ja menetelmän käyttö

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2201171B (en) * 1987-02-14 1991-01-02 Laporte Industries Ltd Compositions for use in the treatment of cellulosic materials and their preparation
IT1220715B (it) * 1988-06-21 1990-06-15 Francesco Malatesta Procedimento per il collaggio della carta o prodotti similari

Also Published As

Publication number Publication date
NO922803D0 (no) 1992-07-15
YU38891A (sh) 1993-11-16
WO1991010777A1 (en) 1991-07-25
EP0512046A1 (en) 1992-11-11
JPH05505220A (ja) 1993-08-05
FI923317A0 (fi) 1992-07-21
FI98236B (fi) 1997-01-31
JP2898406B2 (ja) 1999-06-02
FI98236C (fi) 1997-05-12
NO300856B1 (no) 1997-08-04
PT96548B (pt) 1998-07-31
CA2074085A1 (en) 1991-07-23
FI923317L (fi) 1992-07-21
NO922803L (no) 1992-09-02

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19910612

FG3A Patent granted, date of granting

Effective date: 19980429

PC3A Transfer or assignment

Free format text: 980908 CALLAWAY CHEMICAL COMPANY US

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19991031