Sheet manufacturing apparatus and sheet manufacturing method

US2018072002A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2018072002-A1
Application numberUS-201715822442-A
CountryUS
Kind codeA1
Filing dateNov 27, 2017
Priority dateFeb 6, 2015
Publication dateMar 15, 2018
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

A composite to be mixed with fibers for forming a sheet by heat includes a resin particle for bonding the fibers, and inorganic fine particles that coat at least a portion of a surface of the resin particle.

First claim

Opening claim text (preview).

1 - 8 . (canceled) 9 . A composite to be mixed with fibers for forming a sheet by heat, the composite comprising: a resin particle for bonding the fibers; and inorganic fine particles that coat at least a portion of a surface of the resin particle. 10 . The composite according to claim 9 , wherein the inorganic fine particles are attached to or bonded to the surface of the resin particle. 11 . The composite according to claim 9 , wherein the inorganic fine particles are encapsulated by the resin particle. 12 . The composite according to claim 9 , further comprising at least one of a coloring agent and a flame retardant. 13 . The composite according to claim 9 , wherein an absolute value of an average charging amount of the composite is 40 μC/g or higher. 14 . The composite according to claim 9 , wherein the volumetric average particle diameter of the resin particle is 25 μm or less. 15 . The composite according to claim 9 , wherein the volumetric average particle diameter of the inorganic fine particles is 40 nm or less. 16 . The composite according to claim 9 , wherein the content of the inorganic fine particles in the composite is 0.1% by weight or more to less than 4% by weight.

Assignees

Inventors

Classifications

  • adding fibre agglomeration compositions · CPC title

  • containing granules other than absorbent substances · CPC title

  • D04H1/42Primary

    characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece · CPC title

  • by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives (in combination with needling D04H1/488) · CPC title

  • D21F9/00Primary

    Complete machines for making continuous webs of paper · CPC title

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Frequently asked questions

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What does patent US2018072002A1 cover?
A composite to be mixed with fibers for forming a sheet by heat includes a resin particle for bonding the fibers, and inorganic fine particles that coat at least a portion of a surface of the resin particle.
Who is the assignee on this patent?
Seiko Epson Corp
What technology area does this patent fall under?
Primary CPC classification D04H1/42. Mapped technology areas include Textiles & Paper.
When was this patent published?
Publication date Thu Mar 15 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).