WO2018124151A1 - プラスチックレンズ成形ガラス型用の洗浄剤組成物 - Google Patents

プラスチックレンズ成形ガラス型用の洗浄剤組成物 Download PDF

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Publication number
WO2018124151A1
WO2018124151A1 PCT/JP2017/046828 JP2017046828W WO2018124151A1 WO 2018124151 A1 WO2018124151 A1 WO 2018124151A1 JP 2017046828 W JP2017046828 W JP 2017046828W WO 2018124151 A1 WO2018124151 A1 WO 2018124151A1
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Prior art keywords
component
cleaning
mass
cleaning composition
plastic lens
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PCT/JP2017/046828
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English (en)
French (fr)
Japanese (ja)
Inventor
川下浩一
大橋秀巳
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花王株式会社
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Priority to KR1020197021505A priority Critical patent/KR102247736B1/ko
Priority to CN201780080993.XA priority patent/CN110114197B/zh
Publication of WO2018124151A1 publication Critical patent/WO2018124151A1/ja

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    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2003—Alcohols; Phenols
    • C11D3/2041—Dihydric alcohols
    • C11D3/2058—Dihydric alcohols aromatic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/70—Maintenance
    • B29C33/72—Cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/70—Maintenance
    • B29C33/72—Cleaning
    • B29C33/722—Compositions for cleaning moulds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/29—Sulfates of polyoxyalkylene ethers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C11D1/65—Mixtures of anionic with cationic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/04—Detergent materials or soaps characterised by their shape or physical properties combined with or containing other objects
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/08—Liquid soap, e.g. for dispensers; capsuled
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/046—Salts
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2068—Ethers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/30—Amines; Substituted amines ; Quaternized amines
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/02—Inorganic compounds
    • C11D7/04—Water-soluble compounds
    • C11D7/06—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/26—Organic compounds containing oxygen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/32—Organic compounds containing nitrogen
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses

Definitions

  • the present disclosure relates to a cleaning composition for a plastic lens molding glass mold, a cleaning method for a plastic lens molding glass mold using the cleaning composition, and a manufacturing method for a plastic lens.
  • glasses lenses, contact lenses, camera viewfinders, photographing lenses, projection TV lenses, large screen Fresnel lenses, lenticulars, sunlight condensing lenses, overhead projector type Fresnel lenses, compact disc lenses, light Lenses and prisms for optical devices such as memory objective lenses have been converted from glass materials to plastic materials.
  • (hard) coating technology that prevents scratches on the surface has been developed, scratch resistance has reached a level that does not become a practical problem, high refractive index materials have been developed, and thinner and lighter lenses As a result, it is possible to significantly increase the conversion ratio from glass to plastic.
  • Resin stains such as plastic lens resin, adhesives, and adhesives attached to optical parts such as plastic lenses or glass molds and jigs used in the manufacturing process adhere firmly to the hard surface.
  • resin soil itself since the molecular weight of the resin soil itself is high, it is very difficult to clean with chemicals utilizing dissolution, swelling, softening, disintegration, peeling action, and the like.
  • the plastic lens resin adhered to the glass mold during the production of the plastic lens has a very high molecular weight and is one of the most difficult to clean resin stains.
  • Resins for plastic lenses include resins obtained by radical polymerization of diethylene glycol bisallyl carbonate, methacrylic resins, fumaric acid ester / allyl monomer copolymer resins, triazine ring acrylic resins, polycarbonate resins, bromine-containing resins, urethanes Resin, sulfur-containing urethane resin, thioether / ester resin and the like are used.
  • the most widely used resin for plastic lenses is a resin obtained by radical polymerization of allyl diglycol carbonate (ADC).
  • ADC allyl diglycol carbonate
  • ADC allyl diglycol carbonate
  • Typical examples are sulfur-containing plastic lens resins having a refractive index of 1.55 or more, such as sulfur-containing urethane resins, sulfur-containing epoxy resins, polythio (meth) acrylate resins, sulfur-containing poly (meth) acrylate resins, and episulfide resins. is there.
  • a mold composed of a pair of glass molds having a predetermined curvature on the inner surface and an annular packing (gasket) or tape made of a synthetic resin attached to the outer peripheral side thereof is used. It is carried out by a method of polymerizing by heating after injecting the monomer of the forming material. After this polymerization step, the annular packing is removed from the mold, and the glass mold and the plastic lens substrate are released from the mold. Since the finished plastic lens base material has a non-uniform outer peripheral part, the outer peripheral part is shaped, and the edge part is chamfered and sent to the cleaning process.
  • the used glass mold is washed and used again as a mold.
  • plastic lenses for eyeglasses there are many thousands of types of lenses, and many types are produced in small quantities. Therefore, the required glass mold is enormous and the manufacturing cost per plastic lens is high. Become. Therefore, if a single glass mold can be used over and over again, the ratio of the cost of the glass mold to the production of the plastic lens is reduced, and as a result, the plastic lens can be produced economically advantageously. It becomes like this. Glass molds used in the production of plastic lenses are very expensive, and are used repeatedly hundreds to thousands of times unless broken.
  • Patent Document 1 as a detergent composition for resin stains that is excellent in cleaning properties and safety against resin stains, compounds such as aromatic monocyclic compounds and 1,4-butanediol, glycol ether compounds, and A cleaning composition for resin soil containing an ethylene glycol compound, an aromatic compound, a metal sealant, an alkali metal hydroxide, and a cleaning composition for resin soil containing water are disclosed. Disclosed is a method for cleaning resin soils using an agent composition.
  • Patent Document 2 discloses an aromatic compound 10 as a cleaning composition for a plastic lens molding glass mold, which is excellent in cleaning properties against high molecular weight resinous stains and safety to the human body during cleaning, and does not corrode the molding glass mold.
  • plastic lens molded glass molds containing ⁇ 94 wt%, alkali agent 0.1-50 wt%, calcium ion releasing substance 0.005-25 wt% [calcium ion equivalent] and water 5-89 wt% A cleaning composition and a method for cleaning the glass mold using the same are disclosed.
  • Patent Document 3 discloses (a) an inorganic alkaline agent of 2 to 30% by weight and (b) an anion having a high detergency against a high-refractive sulfur-containing plastic lens resin stain having a refractive index of 1.55 or more. 0.5 to 20% by weight of at least one surfactant selected from surfactants and nonionic surfactants, (c) 0.01 to 2% by weight of calcium salt (calcium ion equivalent), (d) calcium ions A cleaning composition containing 0.1 to 15 wt% scavenger, (e) 1 to 30 wt% water-soluble organic solvent, and (f) 20 to 95 wt% water is disclosed.
  • Plastic lens molding glass molds are expensive.
  • a cleaning composition that can maintain accuracy even when glass molds are used repeatedly, specifically, for example, a surface in contact with a plastic substrate of a glass mold (hereinafter referred to as “glass mold surface”)
  • a detergent composition that suppresses deterioration, such as corrosion, and is excellent in the removal performance of a resin adhering to a glass mold (hereinafter also referred to as “cleaning property”).
  • the present disclosure relates to a cleaning composition for a plastic lens-molded glass mold that enables both suppression of corrosion on the surface of the glass mold, high cleaning performance, and high durability, and a cleaning method using the cleaning composition. And a method of manufacturing a plastic lens.
  • the present invention relates to a cleaning composition for a mold.
  • R 1 and R 2 are each independently a hydrogen atom, a phenyl group or an alkyl group having 1 to 6 carbon atoms, and n is the added mole number of —CH 2 CH 2 O—.
  • R 3 and R 4 are each independently a hydrogen atom, a hydroxyethyl group, a hydroxypropyl group, an aminoethyl group, or an alkyl group having 1 to 6 carbon atoms, and R 5 is a hydroxy group An ethyl group or a hydroxypropyl group.
  • the present disclosure in one aspect, relates to a method for cleaning a plastic lens molded glass mold including a step of cleaning a plastic lens molded glass mold to which a resin for a plastic lens is adhered using the cleaning composition according to the present disclosure.
  • the present disclosure in one aspect, relates to a method for manufacturing a plastic lens, including a step of cleaning a plastic lens-molded glass mold to which a plastic lens resin is adhered using the cleaning composition according to the present disclosure.
  • the present disclosure in one aspect, relates to a method for manufacturing a plastic lens, which includes the method for cleaning a plastic lens molded glass mold according to the present disclosure in a manufacturing process.
  • the present disclosure in one aspect, relates to the use of the cleaning composition according to the present disclosure for cleaning a glass mold for plastic lens molding.
  • the present disclosure in one aspect, relates to the use of the cleaning composition according to the present disclosure for peeling a plastic lens resin from a glass mold to which the plastic lens resin is attached.
  • a cleaning composition for a plastic lens-molded glass mold that can achieve both corrosion inhibition on the surface of the glass mold, high cleaning properties, and high durability, and a plastic lens using the cleaning composition
  • a method for cleaning a molded glass mold and a method for producing a plastic lens can be provided.
  • a high quality plastic lens can be obtained by using the cleaning composition concerning this indication.
  • the glass mold surface is prevented from corroding the glass mold surface. It is based on the knowledge that the remaining plastic lens resin (hereinafter sometimes abbreviated as “resin”) can be efficiently washed, and the quality of the plastic lens does not deteriorate even when used repeatedly for a long time.
  • resin plastic lens resin
  • the aromatic alcohol (component A) is 20% by mass or more and 40% by mass or less
  • the inorganic alkali (component B) is 2% by mass or more and 8% by mass or less, and is represented by the above formula (I).
  • the present invention relates to a cleaning composition for a molded glass mold (hereinafter also referred to as “a cleaning composition according to the present disclosure”).
  • a cleaning composition for a plastic lens-molded glass mold which enables both suppression of corrosion on the surface of the glass mold, high cleaning performance, and high durability, and plastic using the cleaning composition
  • a method for cleaning a lens-molded glass mold and a method for producing a plastic lens can be provided.
  • a high quality plastic lens can be obtained by using the cleaning composition concerning this indication.
  • the resin for plastic lenses that adheres to the glass mold is a chemically stable substance, and it is difficult to remove the resin from the glass mold while simultaneously protecting the glass mold and decomposing the resin. Is generally applied to the interface between the glass mold and the resin and peels off.
  • a sulfur-containing plastic lens resin that achieves high refraction tends to be chemically stable and strong in adhesion to glass. Therefore, in order to remove the resin from the glass mold, a method is generally used in which the cleaning agent penetrates the interface between the glass mold and the resin, and the resin is efficiently peeled off from the glass mold by the action of mechanical force such as stirring and ultrasonic waves. Is often used.
  • the presence of the inorganic alkali (component B) in the cleaning composition according to the present disclosure promotes the cleavage of ester bonds present in the resin by hydrolysis and the neutralizing action of residual acid groups, and the glass surface Promotes peeling of resin from
  • the aromatic alcohol (component A) coexists with both the compound represented by the above formula (I) (component C) and the compound represented by the above formula (II) (component D).
  • component C has a specific concentration and component A has low solubility in water, the solubility of component A in water decreases due to the presence of component B and the mechanical force due to stirring or the like is small. Also, the affinity with water can be increased.
  • the component A is likely to permeate the interface between the resin adhering to the glass mold and the glass mold, and the peeling of the resin from the glass mold is promoted.
  • the cleaning composition can accumulate resin stains, absorb carbon dioxide in the air, volatilize highly volatile components, and locally in repeated cleaning over a long period of time. Even under the influence of deterioration due to overheating, it is presumed that the solubility of Component A in water can be maintained, and the high detergency can be maintained without degrading the peelability.
  • component F when the following anionic surfactant (component F) is included as an optional component, the solubility of component A in water is improved and component F is adsorbed on the glass mold surface, It is estimated that corrosion of the glass mold surface by B can be further suppressed.
  • the following calcium when the following calcium is included as an optional component, calcium is adsorbed on the glass surface, or the component F, the following gluconic acid or a salt thereof (component G) forms a calcium salt.
  • component G gluconic acid or a salt thereof
  • component G when component G is included as an optional component, calcium due to evaporation of water in long-term use, etc. due to the chelating action of component G and the high solubility of the resulting salt in water It is possible to suppress the precipitation of hardness components such as, suppress the clogging of pipes circulating the cleaning composition, prevent sedimentation of sediments, prevent deposition of deposits on the glass mold, and improve cleaning properties and productivity. It is estimated to be.
  • the above effect acts synergistically, workability and operational stability can be improved, and even after repeated cleaning for a long period of time, the cleaning performance is not reduced, It is estimated that the number of renewal of the cleaning composition can be reduced, the glass mold can be used repeatedly, and the productivity of high-quality plastic lenses is improved.
  • the cleaning composition according to the present disclosure can be applied to a resin for a high refractive index plastic lens having a refractive index of 1.55 or more that is difficult to peel off. It can also be suitably used for cleaning.
  • the cleaning composition according to the present disclosure includes an aromatic alcohol (component A).
  • Component A is a compound having an aromatic ring and a hydroxyl group.
  • the number of carbon atoms of component A is preferably 7 or more from the viewpoint of improving the cleaning properties and durability, and from the same viewpoint, 10 or less is preferable, and 9 or less is more preferable.
  • Specific examples of component A include at least one selected from benzyl alcohol, phenethyl alcohol, 4-methylbenzyl alcohol, 4-ethylbenzyl alcohol, 2-phenyl-1-propanol and 2-phenyl-2-propanol.
  • At least one selected from benzyl alcohol, phenethyl alcohol and 4-ethylbenzyl alcohol is preferable, and benzyl alcohol is more preferable.
  • Component A can be used alone or in combination of two or more.
  • cleaning of the cleaning composition which concerns on this indication is 20 mass% or more and 40 mass% or less, Comprising: From a viewpoint of a cleaning improvement, durability improvement, and corrosion suppression of the glass type
  • the “content of each component during cleaning of the cleaning composition” refers to the content of each component of the cleaning composition used in the cleaning step in one or a plurality of embodiments.
  • the cleaning composition according to the present disclosure includes an inorganic alkali (component B).
  • component B include ammonia; alkali metal hydroxides such as lithium hydroxide, potassium hydroxide, and sodium hydroxide; lithium silicate, lithium carbonate, sodium silicate, sodium carbonate, potassium silicate, and potassium carbonate. Examples include weak alkali metal salts.
  • Component B is preferably sodium hydroxide or potassium hydroxide, more preferably potassium hydroxide from the viewpoint of detergency. In the present disclosure, Component B may be used alone or in combination of two or more.
  • component C Compound represented by Formula (I)
  • the cleaning composition according to the present disclosure includes a compound (component C) represented by the following formula (I).
  • component C may be used alone or in combination of two or more.
  • R 1 and R 2 are each independently a hydrogen atom, a phenyl group or an alkyl group having 1 to 6 carbon atoms, and n is the added mole number of —CH 2 CH 2 O—. It is an integer of 1 or more and 3 or less, preferably 2.
  • Component C is represented by the following formula (III), the following formula (IV), and the following formula (V) from the viewpoint of improving the cleaning properties, improving the durability and suppressing the corrosion of the glass. And at least one compound selected from the compounds represented by the following formula (III) and at least one compound selected from the compounds represented by the following formula (IV) is more preferable. More preferred are compounds represented by III).
  • n is the same as the Formula (I), Formula (III), (IV), may be different from each other in (V), R 6 Is an alkyl group having 1 to 6 carbon atoms.
  • Examples of the compound represented by the formula (III) include phenyl glycol, phenyl diglycol, and phenyl triglycol. Among them, at least one of them may contain two or more, improving the cleaning property, From the viewpoint of improving durability and suppressing the corrosion of glass, phenyl diglycol and phenyl triglycol are preferable, and phenyl diglycol is more preferable.
  • Examples of the compound represented by the formula (IV) include methyl glycol, methyl diglycol, methyl triglycol, ethyl glycol, ethyl diglycol, ethyl triglycol, propyl glycol, propyl diglycol, propyl triglycol, isopropyl glycol, isopropyl diglycol Glycol, isopropyl triglycol, n-butyl glycol, n-butyl diglycol, n-butyl triglycol, isobutyl glycol, isobutyl diglycol, isobutyl triglycol, t-butyl glycol, t-butyl diglycol, t-butyl triglycol , N-hexyl glycol, n-hexyl diglycol, n-hexyl triglycol, at least one of which may contain two or more Isopropyl glycol
  • Examples of the compound represented by the formula (V) include ethylene glycol, diethylene glycol, and triethylene glycol, and at least one of them may contain two or more. From the viewpoint of improvement and suppression of glass corrosion, diethylene glycol and triethylene glycol are preferable, and triethylene glycol is more preferable.
  • component C from the viewpoints of improvement in detergency, durability, glass corrosion inhibition and storage stability, the compound represented by the above formula (III), the compound represented by the above formula (IV) and the above It is preferable to contain all the compounds represented by the formula (V), and it is more preferable to contain all of phenyl diglycol, n-hexyl diglycol and triethylene glycol.
  • Component D Compound represented by Formula (II)
  • the cleaning composition according to the present disclosure includes a compound (component D) represented by the following formula (II).
  • Component D can be used alone or in combination of two or more.
  • R 3 and R 4 are each independently a hydrogen atom, a hydroxyethyl group, a hydroxypropyl group, an aminoethyl group, or an alkyl group having 1 to 6 carbon atoms, and R 5 is A hydroxyethyl group or a hydroxypropyl group;
  • component D examples include monoethanolamine, monoisopropanolamine, diethanolamine, diisopropanolamine, N-methylmonoethanolamine, N-ethylmonoethanolamine, N-isopropylmonoethanolamine, and Nn-butylmonoethanolamine.
  • Nt-butylmonoethanolamine Nn-pentylmonoethanolamine, Nn-hexylmonoethanolamine, N-methylmonoisopropanolamine, N-ethylmonoisopropanolamine, Nt-butylmonoisopropanolamine N, N-diethylisopropanolamine, Nn-butyldiisopropanolamine, Nt-butyldiisopropanolamine, N, N-diethylethanolamine, N, N-di-n-butyl Tanolamine, N, N-di-n-butylisopropanolamine, N-methyldiethanolamine, N-ethyldiethanolamine, N-isopropyldiethanolamine, Nn-butyldiethanolamine, Nt-butyldiethanolamine, N- ( ⁇ -amino Ethyl) monoethanolamine, N- ( ⁇ -aminoeth
  • 0.1 mass% or more and 10 mass% or less Comprising: From a viewpoint of a washability improvement, durability improvement, and the corrosion suppression of glass, it is 0. 0.1 mass% or more, preferably 0.11 mass% or more, more preferably 0.12 mass% or more, further preferably 0.13 mass% or more, still more preferably 0.15 mass% or more, and From the viewpoint of improving the cleaning property, improving the durability and suppressing the corrosion of the glass, it is 10% by mass or less, preferably 9% by mass or less, more preferably 7% by mass or less, still more preferably 4% by mass or less, and further 3% by mass. The following is even more preferable, 2% by mass or less is further more preferable, 1% by mass or less is further more preferable, and 0.5% by mass or less is even more preferable.
  • the cleaning composition according to the present disclosure includes water (component E).
  • water of component E ion exchange water, RO water, distilled water, pure water, and ultrapure water can be used. What is necessary is just to set content of water suitably according to the usage condition of the cleaning composition which concerns on this indication.
  • the content of the component E at the time of cleaning the cleaning composition according to the present disclosure is as follows.
  • the total content of the components A to E, and optionally the components F to G, calcium, and other optional components is 100% by mass. It can be the remainder excluding components A to D and optional components.
  • component F Anionic surfactant
  • the cleaning composition according to the present disclosure may further contain an anionic surfactant (component F) as an optional component.
  • component F include carboxylate type anionic surfactants, sulfate ester type anionic surfactants, sulfonate type anionic surfactants, phosphate ester type anionic surfactants, and the like. From the viewpoints of improvement and inhibition of glass corrosion, sulfate salt type anionic surfactants and sulfonate type anionic surfactants are preferred.
  • the content of component F during cleaning of the cleaning composition according to the present disclosure is preferably 1.5% by mass or more, and 1.6% by mass or more from the viewpoints of improvement in cleaning properties, improvement in durability, and suppression of glass corrosion. Is more preferably 1.7% by mass or more, still more preferably 1.8% by mass or more, and from the viewpoint of suppressing foaming, preferably 3.5% by mass or less, more preferably 3% by mass or less, 2 mass% or less is more preferable.
  • the cleaning composition according to the present disclosure may further contain gluconic acid or a salt thereof (component G) as an optional component.
  • component G include gluconic acid, sodium gluconate, potassium gluconate, calcium gluconate, and magnesium gluconate. From the viewpoint of improving the cleaning performance and suppressing the corrosion of the glass, gluconic acid, sodium gluconate, gluconic acid Potassium and calcium gluconate are preferable, potassium gluconate and calcium gluconate are more preferable, and calcium gluconate is more preferable.
  • component G can be used alone or in combination of two or more.
  • the content of the component G at the time of cleaning the cleaning composition according to the present disclosure is preferably 0.4% by mass or more in terms of gluconic acid from the viewpoints of inhibiting corrosion of glass, improving cleaning properties and improving durability. .45% by mass or more is more preferable, 0.5% by mass or more is more preferable, and from the viewpoint of reducing wastewater treatment load, 2% by mass or less is preferable, 1.5% by mass or less is more preferable, and 1% by mass or less. Is more preferable.
  • the cleaning composition according to the present disclosure may further contain calcium.
  • Calcium can be contained in the form of a salt of a chelate compound such as calcium hydroxide or calcium gluconate or a weak acid salt such as calcium carbonate.
  • the content of calcium during cleaning of the cleaning composition according to the present disclosure is preferably 0.04% by mass or more, more preferably 0.042% by mass or more, and 0.045% by mass from the viewpoint of suppressing corrosion of the glass.
  • the above is more preferable, and from the viewpoint of suppression of precipitation of water-insoluble calcium salt and productivity, it is preferably 0.11% by mass or less, more preferably 0.10% by mass or less, and further preferably 0.08% by mass or less.
  • the cleaning composition according to the present disclosure may contain other optional components as necessary in addition to the above components A to G and calcium.
  • compounds having a chelating power such as aminocarboxylates such as hydroxyethylaminoacetic acid, hydroxyethyliminodiacetic acid, and ethylenediaminetetraacetic acid, which are usually used in detergent compositions, reducing agents, preservatives Rust inhibitors, bactericides, antibacterial agents, silicone antifoaming agents, antioxidants, esters such as coconut fatty acid methyl and benzyl acetate, and alcohols other than Component A.
  • the total content of other optional components at the time of cleaning the cleaning composition according to the present disclosure is preferably 0% by mass or more and 2.0% by mass or less from the viewpoint of not hindering the effect of the present disclosure.
  • the content is more preferably 1.5% by mass or less, still more preferably 0% by mass or more and 1.3% by mass or less, and still more preferably 0% by mass or more and 1.0% by mass or less.
  • the cleaning composition according to the present disclosure can be produced by blending the above components A to E, and optionally components F to G, calcium and other optional components by a known method.
  • the cleaning composition according to the present disclosure can be formed by blending at least the components A to E. Therefore, the present disclosure relates to a method for producing a cleaning composition, which includes a step of blending at least the components A to E.
  • “blending” includes mixing components A to E, and optionally components F to G, calcium, and other optional components simultaneously or in any order.
  • the blending amount of each component may be the same as the content of each component of the cleaning composition according to the present disclosure described above.
  • the cleaning composition according to the present disclosure may be prepared as a concentrate in which the amount of water of component E is reduced as long as it does not cause separation or precipitation and impair storage stability.
  • the concentrate of the cleaning composition is preferably a concentrate having a dilution ratio of 2 times or more from the viewpoint of transportation and storage, and is preferably a concentrate having a dilution ratio of 10 times or less from the viewpoint of storage stability.
  • the concentrate of the cleaning composition can be used by diluting with water so that each component has the above-described content (that is, the content during cleaning) at the time of use.
  • “when using” or “when cleaning” the concentrate of the cleaning composition refers to a state in which the concentrate of the cleaning composition is diluted.
  • the cleaning composition according to the present disclosure includes various lenses such as glasses, cameras, projection televisions, large screens, overhead projectors, compact disk devices, lenses for optical devices such as optical memory devices, and prisms. It can be used for cleaning molded glass molds used in the production of optical plastic lenses.
  • the cleaning composition according to the present disclosure can be used for glass molds of various materials and shapes. What is necessary is just to use a well-known thing as a glass type
  • the glass mold is preferably made of chemically strengthened glass in which a part of Na + in the glass is replaced with K + by ion exchange and compressive stress is generated near the surface.
  • plastic lens resin for optical equipment for example, allyl diglycol carbonate (ADC) resin obtained by radical polymerization of diethylene glycol bisallyl carbonate, urethane resin, sulfur-containing urethane resin, polymethyl methacrylate, styrene / methacrylic acid Methyl acid copolymer, ⁇ -methylstyrene / methyl methacrylate copolymer, cyclohexyl methacrylate / methyl methacrylate copolymer, methacrylic resin such as aliphatic methacrylate / methyl methacrylate copolymer, triazine ring acrylic resin
  • Acrylic resins such as polycarbonate resins, bromine-containing resins such as bisphenol derivatives, olefin resins such as 4-methylpentene-1-fumaric acid ester / allyl monomer copolymer, polystyrene, Styrene resins such as on / acryl
  • a resin used for a high refractive index plastic lens having a refractive index of 1.55 or more a sulfur-containing urethane resin, a sulfur-containing epoxy resin, a polythio (meth) acrylate resin, a sulfur-containing poly (meth) acrylate system Resins, episulfide resins and the like are used.
  • the present disclosure provides a method for cleaning a plastic lens molded glass mold (hereinafter referred to as “cleaning method”) including a cleaning step of cleaning a plastic lens molded glass mold to which a plastic lens resin is adhered using the cleaning composition according to the present disclosure. , Also referred to as “cleaning method according to the present disclosure”).
  • cleaning method the method for cleaning a plastic lens molded glass mold
  • the glass mold described above can be used.
  • the cleaning step may include a step of bringing the cleaning composition according to the present disclosure into contact with a plastic lens-molded glass mold.
  • Examples of a method for cleaning a plastic lens-molded glass mold using the cleaning composition according to the present disclosure include, for example, a method in which a glass mold is immersed in a cleaning tank and brought into contact with the cleaning composition, and in a bathtub of an ultrasonic cleaning apparatus In this method, the glass mold is brought into contact with the cleaning composition, the cleaning composition is sprayed into the glass mold, and the cleaning composition is discharged or sprayed onto the rotating glass mold. And a method of contacting the glass mold by spraying while applying ultrasonic waves to the cleaning composition, and a method of rubbing with a brush while spraying the cleaning composition on the glass mold or brush, etc. It is done.
  • the cleaning method according to the present disclosure may further include a dilution step for diluting the concentrate of the cleaning composition.
  • the cleaning method according to the present disclosure preferably includes a step of bringing a plastic lens-molded glass mold into contact with the cleaning composition, rinsing with water, and drying. With the cleaning method of the present disclosure, it is possible to efficiently remove the resin adhering to the plastic lens-molded glass mold surface and the edge portion.
  • the cleaning method according to the present disclosure includes the following step 1 and step 2.
  • Step 1 The first liquid containing the component A or the component A and the component E and the second liquid containing the component B and the component E are mixed, or the first liquid and the first liquid are mixed.
  • Step 2 Plastic with the resin for the plastic lens attached using the cleaning composition prepared in Step 1 Step of cleaning lens-molded glass mold
  • a kit described later may be used, or the first liquid and the second liquid may be prepared.
  • the component C and the component D are respectively contained in one or both of the first liquid and the second liquid.
  • the second liquid may further contain at least one of an anionic surfactant (component F) and gluconic acid or a salt thereof (component G).
  • the ultrasonic cleaning composition is used when the cleaning composition according to the present disclosure and the plastic lens-molded glass mold are brought into contact with each other. It is preferable to irradiate an object, and it is more preferable that the ultrasonic wave is relatively strong. From the same viewpoint, the ultrasonic irradiation conditions are preferably 20 to 2000 kHz, more preferably 40 to 2000 kHz, and further preferably 40 to 1500 kHz.
  • the present disclosure provides a method for producing a plastic lens (hereinafter referred to as “book”), which includes a cleaning step of cleaning a plastic lens molding glass mold to which a resin for a plastic lens is attached, using the cleaning composition according to the present disclosure. Also referred to as “manufacturing method according to disclosure”).
  • the plastic lens molding glass mold the glass mold described above can be used.
  • the cleaning method and the cleaning conditions in the cleaning process of the plastic lens manufacturing method according to the present disclosure may be the same as the cleaning process of the cleaning method according to the present disclosure described above.
  • the method for producing a plastic lens according to the present disclosure may include a preparation step (step 1) for preparing the cleaning composition according to the present disclosure, which is performed in one aspect of the cleaning method according to the present disclosure.
  • the plastic lens manufacturing method includes, for example, a molding step of molding a plastic lens substrate using a plastic lens mold including a pair of glass molds arranged to face each other at a predetermined interval, and the glass A demolding step of demolding the mold from the plastic lens substrate, and a step of cleaning the plastic lens molding glass mold to which the resin for plastic lenses is adhered using the cleaning composition according to the present disclosure may be included.
  • FIG. 1 shows a flow chart of an example of a method for producing a plastic lens of the present invention.
  • the flowchart shown in FIG. 1 explains a method for manufacturing a plastic lens for spectacles, which is an example of a method for manufacturing a plastic lens of the present invention.
  • an example of the method for producing a plastic lens of the present invention includes a molding step (S1) for molding a plastic lens substrate, a demolding step (S2), and a glass mold cleaning step (S3).
  • the inner surface polishing step (S7), the dyeing step (S9), the antireflection layer forming step (S15), and the antifouling layer forming step (S16) are not necessarily required, and may be omitted.
  • the cleaning process (S5, S8, S10, S12, S14) of the plastic lens substrate or plastic lens pure water or the like is usually used as the rinse liquid.
  • a pair of glass molds are arranged to face each other at a predetermined interval, and, for example, an annular gasket is arranged between the pair of glass molds. And this state is hold
  • a polymerizable composition is injected into the cavity as a plastic lens base material.
  • the polymerizable composition is polymerized by, for example, thermal polymerization.
  • the plastic lens substrate obtained by polymerizing the polymerizable composition is one or more kinds of polymers selected from the group consisting of sulfur-containing urethane resins, sulfur-containing epoxy resins, polythio (meth) acrylate resins, and episulfide resins. It is preferable to be made of a functional resin.
  • a plastic lens having a refractive index of, for example, 1.55 or more can be manufactured, and a thin plastic lens can be manufactured.
  • the method for producing a plastic lens according to the present disclosure uses the cleaning composition according to the present disclosure for cleaning a plastic lens-molded glass mold, whereby the surface of the plastic lens-molded glass mold in contact with the plastic lens substrate or the edge of the glass mold Since the resin adhering to the resin is removed and the occurrence of defects in the subsequent process due to the resin remaining is suppressed, high-quality plastic lenses can be manufactured. Furthermore, by performing the cleaning method according to the present disclosure, the frequency of maintenance such as removal of deposits / precipitates is reduced by stopping the cleaning apparatus, and it becomes possible to repeatedly perform cleaning for a long period of time. Can be improved.
  • the present disclosure is a kit for use in the cleaning method according to the present disclosure and / or the plastic lens manufacturing method according to the present disclosure, the component A to the component A constituting the cleaning composition according to the present disclosure. It relates to a kit comprising at least one component of E in a state where it is not mixed with other components, and preferably containing component A and component B, which are difficult to mix with each other, contained in separate containers. If the composition of each liquid constituting the kit is easily mixed with each other, a liquid having a relatively high concentration of the component can be easily prepared, and the storage efficiency is improved. In the kit, the liquids constituting the kit are mixed so that each component has the above-described content (that is, the content at the time of washing) at the time of use.
  • kits according to the present disclosure includes, for example, a component A (first liquid) and a solution containing components B to E (second liquid) in a state where they are not mixed with each other. Can be mixed at the time of use.
  • first liquid a component A
  • second liquid a solution containing components B to E
  • the above-described component F, component G, calcium, and other optional components may be mixed as necessary.
  • Component E may be contained in the first liquid.
  • the first liquid containing component A or component A and component E and the second liquid containing component B and component E are not mixed with each other.
  • a two-component detergent composition is included which is contained in a separate container and mixed at the time of use.
  • Component C and Component D are each contained in one or both of the first liquid and the second liquid, and from the viewpoint of facilitating concentration adjustment and additional supplementation of the predetermined component, both are preferably first.
  • the kit may be a three-component detergent composition further including a third solution composed of component E.
  • kits include, for example, a solution containing Component A, Component C, Component D, and Component E (first solution) and a solution containing Component B and Component E (second solution) )
  • first solution a solution containing Component A, Component C, Component D, and Component E
  • second solution a solution containing Component B and Component E
  • each of the first liquid and the second liquid includes the above-mentioned as necessary.
  • Ingredient F, ingredient G, calcium, and optional ingredients may be mixed.
  • component F and component G are included in the cleaning composition, both are preferably included in the second liquid from the viewpoint of improving storage efficiency and facilitating concentration adjustment.
  • the kit may be a two-component detergent composition comprising a first solution and a second solution, or a three-component detergent composition further comprising a third solution comprising component E. .
  • the present invention further discloses the following cleaning composition for a plastic lens molding glass mold, a cleaning method for a plastic lens molding glass mold using the cleaning composition, a manufacturing method for a plastic lens, and the like.
  • R 1 and R 2 are each independently a hydrogen atom, a phenyl group or an alkyl group having 1 to 6 carbon atoms, and n is the added mole number of —CH 2 CH 2 O—. 1 or more and 3 or less integer.
  • R 3 and R 4 are each independently a hydrogen atom, a hydroxyethyl group, a hydroxypropyl group, an aminoethyl group, or an alkyl group having 1 to 6 carbon atoms, and R 5 is hydroxyethyl Group or a hydroxypropyl group.
  • the content of the component F is preferably 1.5% by mass or more, more preferably 1.6% by mass or more, still more preferably 1.7% by mass or more, and even more preferably 1.8% by mass or more.
  • the cleaning composition according to [2] which is preferably 3.5% by mass or less, more preferably 3% by mass or less, and still more preferably 2% by mass or less.
  • Component F is at least one selected from polyoxyethylene lauryl ether sulfate, alkylated diphenyl ether disulfonic acid, and salts thereof.
  • Component G is at least one selected from polyoxyethylene lauryl ether sulfate, alkylated diphenyl ether disulfonic acid, and salts thereof.
  • the content of the component G is preferably 0.4% by mass or more, more preferably 0.45% by mass or more, still more preferably 0.5% by mass or more, and preferably 0.5% by mass or more in terms of gluconic acid. Is 2 mass% or less, More preferably, it is 1.5 mass% or less, More preferably, it is 1 mass% or less, The cleaning composition as described in said [5]. [7] The cleaning composition according to any one of [1] to [6], further containing calcium. [8] The calcium content is preferably 0.04% by mass or more, more preferably 0.042% by mass or more, still more preferably 0.045% by mass or more, and preferably 0.11% by mass.
  • the cleaning composition according to [7] above more preferably 0.10% by mass or less, and still more preferably 0.08% by mass or less.
  • the component A is preferably at least one selected from benzyl alcohol, phenethyl alcohol, 4-methylbenzyl alcohol, 4-ethylbenzyl alcohol, 2-phenyl-1-propanol, and 2-phenyl-2-propanol.
  • the detergent composition according to any one of [1] to [9], more preferably at least one selected from benzyl alcohol, phenethyl alcohol, and 4-ethylbenzyl alcohol, and more preferably benzyl alcohol.
  • the content of the component A is preferably 22% by mass or more, more preferably 25% by mass or more, further preferably 27% by mass or more, and preferably 38% by mass or less, more preferably 35% by mass. % Or less, More preferably, it is 32 mass% or less, The cleaning composition in any one of said [1] to [10].
  • the component B is preferably at least one selected from ammonia, alkali metal hydroxides and weak alkali metal salts, more preferably at least one selected from sodium hydroxide and potassium hydroxide, more preferably water.
  • the cleaning composition according to any one of [1] to [11], which is potassium oxide.
  • the content of the component B is preferably 2.1% by mass or more, more preferably 2.2% by mass or more, still more preferably 2.3% by mass or more, and preferably 7.5% by mass. % Or less, more preferably 7% by weight or less, still more preferably 6% by weight or less, even more preferably 5% by weight or less, even more preferably 4% by weight or less, even more preferably 3.5% by weight or less, and even more.
  • Component C preferably contains all of the compound represented by the following formula (III), the compound represented by the following formula (IV), and the compound represented by the following formula (V):
  • n is the same as that in the formula (I), and may be different in the formulas (III), (IV), and (V)
  • R 6 is An alkyl group having 1 to 6 carbon atoms.
  • the compound represented by the formula (IV) is preferably isopropyl glycol, isopropyl diglycol, isopropyl triglycol, n-butyl glycol, n-butyl diglycol, n-butyl triglycol, isobutyl glycol, isobutyl diglycol At least one selected from glycol, isobutyl triglycol, t-butyl glycol, t-butyl diglycol, t-butyl triglycol, n-hexyl glycol, n-hexyl diglycol and n-hexyl triglycol, more preferably isopropyl Diglycol, isopropyl trig
  • the content of the component C is preferably 4.5% by mass or more, more preferably 5% by mass or more, still more preferably 5.5% by mass or more, and preferably 7.5% by mass or less.
  • the component D is preferably monoethanolamine, diethanolamine, N-methylmonoethanolamine, N-ethylmonoethanolamine, Nn-butylmonoethanolamine, Nt-butylmonoethanolamine, N- n-pentylmonoethanolamine, Nn-hexylmonoethanolamine, N, N-diethylethanolamine, N, N-di-n-butylethanolamine, N-methyldiethanolamine, N-ethyldiethanolamine, N-isopropyldiethanolamine , Nn-butyldiethanolamine, Nt-butyldiethanolamine, and N- ( ⁇ -aminoethyl) monoethanolamine, more preferably monoethanolamine, diethanolamine, N-methylmonoethyl Tanolamine, N-ethylmonoethanolamine, Nn-butylmonoethanolamine, Nt-butylmonoethanolamine, N, N-diethylethanolamine, N, N-
  • the content of the component D is preferably 0.11% by mass or more, more preferably 0.12% by mass or more, further preferably 0.13% by mass or more, and even more preferably 0.15% by mass or more. And preferably 9% by weight or less, more preferably 7% by weight or less, still more preferably 4% by weight or less, still more preferably 3% by weight or less, even more preferably 2% by weight or less, and even more preferably
  • the cleaning composition according to any one of [1] to [20], which is 1% by mass or less, and more preferably 0.5% by mass or less.
  • the cleaning composition comprises: A first liquid containing the component A or the component A and the component E and housed in a container; A second liquid containing the component B and the component E, contained in a container different from the first liquid, The cleaning composition according to any one of [1] to [21], wherein the component C and the component D are each contained in one or both of the first liquid and the second liquid. . [23] The cleaning composition according to [22], wherein the component C and the component D are contained only in the first liquid. [24] The above-mentioned [22] or [23], wherein the second liquid further contains at least one of an anionic surfactant (component F) and gluconic acid or a salt thereof (component G). Cleaning composition.
  • component F anionic surfactant
  • gluconic acid or a salt thereof component G
  • [25] Cleaning of a plastic lens molding glass mold including a step of cleaning a plastic lens molding glass mold to which a resin for plastic lenses is adhered using the cleaning composition according to any one of [1] to [24].
  • Method. [26] including a preparation step of preparing the cleaning composition before the step of cleaning the plastic lens-molded glass mold to which the plastic lens resin is adhered, In the preparation step, The first liquid containing the component A or the component A and the component E and the second liquid containing the component B and the component E are mixed, or the first liquid and the second liquid are mixed.
  • the cleaning composition is prepared by mixing the component E as the third liquid,
  • the cleaning method according to [25] wherein the component C and the component D are each contained in one or both of the first liquid and the second liquid.
  • a method for manufacturing a plastic lens comprising the cleaning method according to any one of [25] to [28] in a manufacturing process.
  • Component A Aromatic alcohol> Benzyl alcohol (manufactured by LANXESS)
  • Component B Inorganic alkali> Potassium hydroxide (Kanto Chemical Co., Ltd., deer special grade, solid content 48% by mass)
  • Component C Compound represented by Formula (I)> Phenyl diglycol (manufactured by Nippon Emulsifier Co., Ltd.) n-hexyl diglycol (manufactured by Nippon Emulsifier Co., Ltd., hexyl diglycol) Triethylene glycol (manufactured by Tokyo Chemical Industry Co., Ltd.)
  • Comparison object of component C > 2-Ethylhexyltetraethylene glycol (Aoki Yushi Kogyo Co., Ltd., BROWNON EH-4) Pentaethylene glycol (manufactured by Tokyo Chemical Industry Co., Ltd.)
  • Component D Compound represented by Formula (I)
  • Dodecyl diphenyl ether disulfonic acid disodium salt was prepared by the following [Production Example 1].
  • [Production Example 1] A 1-liter four-necked flask was charged with 204.3 g (1.2 mol) of diphenyl ether and 8.0 g (0.06 mol) of anhydrous aluminum chloride powder, and the temperature was raised to 90 ° C. with good stirring. Next, 168.3 g (1 mol) of 1-dodecene was added dropwise under a nitrogen atmosphere for 1 hour, and further reacted at 60 ° C. for 1 hour.
  • 1,2-Dichloroethane was distilled off from the reaction product using a rotary evaporator to obtain dodecyl diphenyl ether sulfonic acid.
  • the obtained dodecyl diphenyl ether sulfonic acid was neutralized with sodium hydroxide to obtain a 40% by mass aqueous solution of dodecyl diphenyl ether disulfonic acid disodium salt.
  • Triethylene glycol lauryl ether sulfate sodium salt manufactured by Kao Corporation, EMAL 20C (25% by mass aqueous solution)
  • Component G Gluconic acid or a salt thereof> Calcium gluconate (manufactured by Fuso Chemical Industry Co., Ltd.) Potassium gluconate (manufactured by Fuso Chemical Industry Co., Ltd., Hercious K)
  • test piece 1 A 1 mm x 76.0 mm x 26.0 mm borosilicate glass slide glass (Matsunami Glass Industrial Co., Ltd., trade name: S1112) was added to a plastic lens resin (MR-8 resin, Mitsui Chemicals, sulfur-containing urethane). System resin, refractive index 1.60) is added dropwise at 10 locations, with a diameter of about 5 mm per location, 6 hours at 30 ° C., 7 hours at 40 ° C., 3 hours at 50 ° C., 2 at 60 ° C. Polymerization by heating for 24 hours in total, 3 hours at 100 ° C. and 3 hours at 120 ° C., the resin was fixed on a slide glass, and 10 plastic lens resins were attached per sheet. Piece 1 was created.
  • MR-8 resin Mitsui Chemicals, sulfur-containing urethane
  • the cleaning agent circulation device is composed of a stainless steel container (cleaning tank) with a side of 10 cm having a discharge port A at a position 5 cm above the bottom of the side wall, and a stainless steel container with a side of 20 cm having a discharge port B at the lowest part of the side wall. (Circulation tank) and these are arranged up and down in this order.
  • the cleaning agent circulation device includes a pipe A for allowing the cleaning composition to flow from the cleaning tank into the circulation tank by natural dropping, and a pipe B for pumping the cleaning composition from the circulation tank into the cleaning tank in the middle.
  • the operation of the centrifugal pump can continue to circulate the cleaning agent composition in the cleaning agent circulation device, and the water level of the cleaning tank is maintained at a position of 5 cm from the bottom.
  • One end of the pipe A is fixed to the discharge port A, and the other end is disposed at a position where the cleaning composition can flow into the circulation tank from the opening.
  • One end of the pipe B is fixed to the discharge port B, and the other end is arranged at a position where the cleaning composition can flow into the cleaning tank from the opening.
  • the spiral pump is connected to the discharge port B of the pipe B. It is arranged in the vicinity.
  • a heater for adjusting the temperature of the cleaning composition is disposed in the circulation tank.
  • 6000 g of the cleaning composition is prepared in this cleaning device, and the temperature of the cleaning composition is kept at 60 ° C. in a circulation tank, while replenishing evaporated water for 7 days at a circulating flow rate of 3 L / min. Circulated and deteriorated the cleaning composition.
  • test piece 2 A slide glass made of borosilicate glass (manufactured by Matsunami Glass Industrial Co., Ltd., trade name: S1112) measuring 1 mm ⁇ 76.0 mm ⁇ 26.0 mm was immersed in molten potassium nitrate maintained at 400 to 410 ° C. for 24 hours. Thereafter, the mixture was slowly cooled to room temperature, and the potassium nitrate was washed away with running water. Water was thoroughly drained and air-dried to prepare test piece 2 as a chemically strengthened glass for glass corrosion test.
  • borosilicate glass manufactured by Matsunami Glass Industrial Co., Ltd., trade name: S1112
  • test piece 2 and 100 g of each cleaning composition were placed in a 100 mL polyethylene container and allowed to stand at 80 ° C. for 24 hours.
  • the test piece taken out from the cleaning composition was thoroughly rinsed with clean ion-exchanged water, then air blown for 1 minute, and using a constant air dryer (trade name: FV-630, manufactured by Toyo Seisakusho Co., Ltd.). Dry at 80 ° C. for 10 minutes.
  • the cleaning composition of the present disclosure is compatible with the suppression of corrosion on the surface of the glass mold, high cleaning performance, and high durability.
  • the cleaning composition can provide not only a high-quality plastic lens but also the number of times the cleaning composition is updated.
  • the glass mold can be used repeatedly, and is useful as a cleaning composition for plastic lens-molded glass molds.

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  • Chemical & Material Sciences (AREA)
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  • Engineering & Computer Science (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
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  • Emergency Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Detergent Compositions (AREA)
  • Cleaning By Liquid Or Steam (AREA)
PCT/JP2017/046828 2016-12-28 2017-12-27 プラスチックレンズ成形ガラス型用の洗浄剤組成物 WO2018124151A1 (ja)

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KR1020197021505A KR102247736B1 (ko) 2016-12-28 2017-12-27 플라스틱 렌즈 성형 유리형 (型) 용의 세정제 조성물
CN201780080993.XA CN110114197B (zh) 2016-12-28 2017-12-27 塑料透镜成型玻璃模具用的清洁剂组合物

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JPH11131096A (ja) * 1997-10-29 1999-05-18 Kao Corp プラスチックレンズ成形ガラス型用洗浄剤組成物
JP2002275394A (ja) * 2001-03-21 2002-09-25 Neos Co Ltd 水溶性塗料剥離剤
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Publication number Priority date Publication date Assignee Title
JP2019052277A (ja) * 2017-09-19 2019-04-04 荒川化学工業株式会社 洗浄剤組成物原液、及び該洗浄剤組成物原液を含む洗浄剤組成物
JP7073655B2 (ja) 2017-09-19 2022-05-24 荒川化学工業株式会社 洗浄剤組成物原液、及び該洗浄剤組成物原液を含む洗浄剤組成物

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CN110114197B (zh) 2021-07-09
JP6894363B2 (ja) 2021-06-30
KR20190092585A (ko) 2019-08-07
KR102247736B1 (ko) 2021-05-04
CN110114197A (zh) 2019-08-09

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